2025/08/06 17:17:43 extracted 302591 symbol hashes for base and 302591 for patched
2025/08/06 17:17:43 adding modified_functions to focus areas: ["nvmet_execute_disc_identify" "xsk_create" "xsk_destruct_skb" "xsk_generic_xmit" "xsk_getsockopt" "xsk_notifier" "xsk_release" "xsk_setsockopt"]
2025/08/06 17:17:43 adding directly modified files to focus areas: ["include/net/xdp_sock.h" "net/xdp/xsk.c" "net/xdp/xsk_queue.h"]
2025/08/06 17:17:44 downloaded the corpus from https://storage.googleapis.com/syzkaller/corpus/ci-upstream-bpf-kasan-gce-corpus.db
2025/08/06 17:18:34 runner 3 connected
2025/08/06 17:18:34 runner 8 connected
2025/08/06 17:18:34 runner 2 connected
2025/08/06 17:18:40 executor cover filter: 0 PCs
2025/08/06 17:18:40 initializing coverage information...
2025/08/06 17:18:41 runner 1 connected
2025/08/06 17:18:41 runner 7 connected
2025/08/06 17:18:41 runner 6 connected
2025/08/06 17:18:41 runner 9 connected
2025/08/06 17:18:41 runner 0 connected
2025/08/06 17:18:41 runner 2 connected
2025/08/06 17:18:42 runner 3 connected
2025/08/06 17:18:42 runner 1 connected
2025/08/06 17:18:42 runner 0 connected
2025/08/06 17:18:43 machine check:
transitively disabled the following syscalls (missing resource [creating syscalls]):
bpf$BPF_LINK_CREATE                         : fd_pidfd [openat$pidfd openat$thread_pidfd syz_clone3 syz_pidfd_open]
bpf$BPF_LINK_CREATE_XDP                     : fd_pidfd [openat$pidfd openat$thread_pidfd syz_clone3 syz_pidfd_open]
bpf$MAP_UPDATE_ELEM                         : sock_udp [socket$inet_udp socket$inet_udplite]
close$binfmt                                : fd_binfmt [openat$binfmt]
close$fd_v4l2_buffer                        : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF]
close$ibv_device                            : fd_rdma [openat$uverbs0]
ioctl$TUNSETGROUP                           : gid [fstat fstat$auto getegid ...]
ioctl$TUNSETOWNER                           : uid [fstat fstat$auto geteuid ...]
mount$bpf                                   : uid [fstat fstat$auto geteuid ...]
recvmsg$can_bcm                             : sock_can_bcm [socket$can_bcm]
recvmsg$can_j1939                           : sock_can_j1939 [socket$can_j1939]
recvmsg$can_raw                             : sock_can_raw [socket$can_raw]
recvmsg$hf                                  : sock_hf [socket$hf]
recvmsg$inet_nvme                           : nvme_sock [syz_socket_connect_nvme_tcp]
recvmsg$qrtr                                : sock_qrtr [socket$qrtr]
sendmsg$802154_dgram                        : sock_802154_dgram [syz_init_net_socket$802154_dgram]
sendmsg$802154_raw                          : sock_802154_raw [syz_init_net_socket$802154_raw]
sendmsg$AUDIT_ADD_RULE                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_DEL_RULE                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_GET                           : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_GET_FEATURE                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_LIST_RULES                    : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_MAKE_EQUIV                    : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SET                           : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SET_FEATURE                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SIGNAL_INFO                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TRIM                          : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TTY_GET                       : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TTY_SET                       : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER                          : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER_AVC                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER_TTY                      : sock_nl_audit [socket$nl_audit]
sendmsg$BATADV_CMD_GET_BLA_BACKBONE         : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_BLA_CLAIM            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_DAT_CACHE            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_GATEWAYS             : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_HARDIF               : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_MCAST_FLAGS          : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_MESH                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_NEIGHBORS            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_ORIGINATORS          : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_ROUTING_ALGOS        : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_TRANSTABLE_GLOBAL    : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_TRANSTABLE_LOCAL     : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_VLAN                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_HARDIF               : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_MESH                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_VLAN                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_TP_METER                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_TP_METER_CANCEL          : sock_nl_generic [socket$nl_generic]
sendmsg$DCCPDIAG_GETSOCK                    : sock_diag [socket$nl_sock_diag]
sendmsg$DEVLINK_CMD_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_SPLIT              : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_UNSPLIT            : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_DEL                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_NEW                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RELOAD                  : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_GET                  : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_OCC_MAX_CLEAR        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_OCC_SNAPSHOT         : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_POOL_GET             : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_POOL_SET             : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_PORT_POOL_GET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_PORT_POOL_SET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_GET     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GROUP_GET          : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GROUP_SET          : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_POLICER_GET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_POLICER_SET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_CHANNELS_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_CHANNELS_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_COALESCE_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_COALESCE_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_DEBUG_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_DEBUG_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_EEE_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_EEE_SET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_FEATURES_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_FEATURES_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKINFO_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKINFO_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKMODES_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKMODES_SET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKSTATE_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PAUSE_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PAUSE_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PRIVFLAGS_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PRIVFLAGS_SET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_RINGS_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_RINGS_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_STRSET_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_TSINFO_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_WOL_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_WOL_SET                 : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_ADD                         : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_DEL                         : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_GET                         : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_DELPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_ECHOREQ                     : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_GETPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_NEWPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$IEEE802154_ADD_IFACE                : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_ASSOCIATE_REQ            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_ASSOCIATE_RESP           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_DISASSOCIATE_REQ         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LIST_IFACE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LIST_PHY                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_GETPARAMS          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_DEV           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY        : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_KEY           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_SETPARAMS          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_SCAN_REQ                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_SET_MACPARAMS            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_START_REQ                : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IPCTNL_MSG_CT_DELETE                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_CTRZERO           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_DYING             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_STATS             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU         : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_UNCONFIRMED       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_NEW                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_DELETE               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_GET                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_GET_STATS_CPU        : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_NEW                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_SET      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DELETE           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_GET              : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_NEW              : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_ADD                       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_CREATE                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_DEL                       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_DESTROY                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_FLUSH                     : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_GET_BYINDEX               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_GET_BYNAME                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_HEADER                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_LIST                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_PROTOCOL                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_RENAME                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_SAVE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_SWAP                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_TEST                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_TYPE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPVS_CMD_DEL_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_DEL_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_DEL_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_FLUSH                      : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_CONFIG                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_INFO                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_CONFIG                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_INFO                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_ZERO                       : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_NOOP                       : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_CREATE             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_DELETE             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_MODIFY             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_CREATE              : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_DELETE              : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_MODIFY              : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_ADD_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_ANNOUNCE               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_DEL_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS            : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_GET_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_GET_LIMITS             : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_REMOVE                 : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SET_FLAGS              : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SET_LIMITS             : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SUBFLOW_CREATE         : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SUBFLOW_DESTROY        : sock_nl_generic [socket$nl_generic]
sendmsg$NBD_CMD_CONNECT                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_DISCONNECT                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_RECONFIGURE                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_STATUS                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NET_DM_CMD_START                    : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NET_DM_CMD_STOP                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_ACTIVATE_TARGET             : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEACTIVATE_TARGET           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEP_LINK_DOWN               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEP_LINK_UP                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEV_DOWN                    : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEV_UP                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DISABLE_SE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_ENABLE_SE                   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_FW_DOWNLOAD                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_DEVICE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_SE                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_TARGET                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_GET_PARAMS              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_SDREQ                   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_SET_PARAMS              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_SE_IO                       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_START_POLL                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_VENDOR                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFNL_MSG_ACCT_DEL                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_GET                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_GET_CTRZERO           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_NEW                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_COMPAT_GET                 : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_DEL               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_GET               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_NEW               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_CONFIG                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_VERDICT                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_VERDICT_BATCH             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_BATCH                           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETCHAIN                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETFLOWTABLE                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETGEN                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETOBJ                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETOBJ_RESET                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETRULE                     : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETSET                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETSETELEM                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETTABLE                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFULNL_MSG_CONFIG                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NL80211_CMD_ABORT_SCAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ADD_NAN_FUNCTION        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ADD_TX_TS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ASSOCIATE               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_AUTHENTICATE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CHANGE_NAN_CONFIG       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CHANNEL_SWITCH          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CONNECT                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CONTROL_PORT_FRAME      : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CRIT_PROTOCOL_START     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CRIT_PROTOCOL_STOP      : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEAUTHENTICATE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_NAN_FUNCTION        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_PMK                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_PMKSA               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_TX_TS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DISASSOCIATE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DISCONNECT              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_EXTERNAL_AUTH           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FLUSH_PMKSA             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FRAME                   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FRAME_WAIT_CANCEL       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_COALESCE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_FTM_RESPONDER_STATS : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MESH_CONFIG         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MPP                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_POWER_SAVE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_PROTOCOL_FEATURES   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_REG                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_SCAN                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_SURVEY              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_WIPHY               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_WOWLAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_IBSS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_MESH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_OCB                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_IBSS              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_MESH              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_OCB               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NOTIFY_RADAR            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PEER_MEASUREMENT_START  : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PROBE_CLIENT            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PROBE_MESH_LINK         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_RADAR_DETECT            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REGISTER_BEACONS        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REGISTER_FRAME          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_RELOAD_REGDB            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REQ_SET_REG             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_BEACON              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_BSS                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_CHANNEL             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_COALESCE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_CQM                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MAC_ACL             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MCAST_RATE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MESH_CONFIG         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MULTICAST_TO_UNICAST: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_NOACK_MAP           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_PMK                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_PMKSA               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_POWER_SAVE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_QOS_MAP             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_REG                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_REKEY_OFFLOAD       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_TID_CONFIG          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_TX_BITRATE_MASK     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WDS_PEER            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WIPHY               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WIPHY_NETNS         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WOWLAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_AP                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_NAN               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_P2P_DEVICE        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_SCHED_SCAN        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_AP                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_NAN                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_P2P_DEVICE         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_SCHED_SCAN         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_CHANNEL_SWITCH     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_MGMT               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_OPER               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TESTMODE                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TRIGGER_SCAN            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UNEXPECTED_FRAME        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_CONNECT_PARAMS   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_FT_IES           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_OWE_INFO         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_VENDOR                  : sock_nl_generic [socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_INTERFACE          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_WPAN_PHY           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_INTERFACE          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_ACKREQ_DEFAULT     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CCA_MODE           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CHANNEL            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_LBT_MODE           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_PAN_ID             : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_SEC_PARAMS         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_SHORT_ADDR         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_TX_POWER           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_ADD                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_LISTALL              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_REMOVE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_ADD                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_LISTALL              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_REMOVE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_ADD                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_ADDDEF                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_LISTALL                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_LISTDEF                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_PROTOCOLS               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_REMOVE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_REMOVEDEF               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_VERSION                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_ACCEPT               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICADD            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICADDDEF         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICLIST           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICLISTDEF        : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICREMOVE         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$OSF_MSG_ADD                         : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$OSF_MSG_REMOVE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$RDMA_NLDEV_CMD_DELLINK              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_GET                  : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV          : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_NEWLINK              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_PORT_GET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET        : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_CQ_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_GET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_MR_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_PD_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_QP_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SET                  : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_DEL             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_GET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_SET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SYS_GET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SYS_SET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$SEG6_CMD_DUMPHMAC                   : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_GET_TUNSRC                 : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_SETHMAC                    : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_SET_TUNSRC                 : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_ADD                      : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_DEL                      : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_FLUSH                    : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_GET                      : sock_nl_generic [socket$nl_generic]
sendmsg$SOCK_DESTROY                        : sock_diag [socket$nl_sock_diag]
sendmsg$SOCK_DIAG_BY_FAMILY                 : sock_diag [socket$nl_sock_diag]
sendmsg$TCPDIAG_GETSOCK                     : sock_diag [socket$nl_sock_diag]
sendmsg$TEAM_CMD_NOOP                       : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_OPTIONS_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_OPTIONS_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_PORT_LIST_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_DISABLE_BEARER             : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_ENABLE_BEARER              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_BEARER_NAMES           : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_LINKS                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_MAX_PORTS              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_MEDIA_NAMES            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_NETID                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_NODES                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_REMOTE_MNG             : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_RESET_LINK_STATS           : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_PRI               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_TOL               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_WINDOW            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_NETID                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_NODE_ADDR              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_LINK_STATS            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_NAME_TABLE            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_PORTS                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_STATS                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_ADD                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_DISABLE              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_ENABLE               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_GET                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_SET                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_KEY_FLUSH                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_KEY_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_RESET_STATS            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_SET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MEDIA_GET                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MEDIA_SET                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_PEER_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NAME_TABLE_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NET_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NET_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NODE_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_PEER_REMOVE                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_PUBL_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_SOCK_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_UDP_GET_REMOTEIP            : sock_nl_generic [socket$nl_generic]
sendmsg$WG_CMD_GET_DEVICE                   : sock_nl_generic [socket$nl_generic]
sendmsg$WG_CMD_SET_DEVICE                   : sock_nl_generic [socket$nl_generic]
sendmsg$alg                                 : sock_algconn [accept$alg accept4$alg]
sendmsg$can_bcm                             : sock_can_bcm [socket$can_bcm]
sendmsg$can_j1939                           : sock_can_j1939 [socket$can_j1939]
sendmsg$can_raw                             : sock_can_raw [socket$can_raw]
sendmsg$hf                                  : sock_hf [socket$hf]
sendmsg$inet6                               : sock_in6 [accept$inet6 accept4$inet6 socket$igmp6 ...]
sendmsg$inet_sctp                           : sock_sctp [socket$inet_sctp]
sendmsg$key                                 : sock_key [socket$key]
sendmsg$netlink                             : sock_netlink [socket$netlink socket$nl_audit socket$nl_crypto ...]
sendmsg$nfc_llcp                            : sock_nfc_llcp [accept$nfc_llcp accept4$nfc_llcp syz_init_net_socket$nfc_llcp]
sendmsg$nl_crypto                           : sock_nl_crypto [socket$nl_crypto]
sendmsg$nl_generic                          : sock_nl_generic [socket$nl_generic]
sendmsg$nl_netfilter                        : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$nl_route                            : sock_nl_route [socket$nl_route]
sendmsg$nl_route_sched                      : sock_nl_route [socket$nl_route]
sendmsg$nl_route_sched_retired              : sock_nl_route [socket$nl_route]
sendmsg$nl_xfrm                             : sock_nl_xfrm [socket$nl_xfrm]
sendmsg$qrtr                                : sock_qrtr [socket$qrtr]
sendmsg$rds                                 : sock_rds [socket$rds]
sendmsg$xdp                                 : sock_xdp [socket$xdp]
write$tun                                   : tcp_seq_num [syz_extract_tcp_res syz_extract_tcp_res$synack]

BinFmtMisc              : enabled
Comparisons             : enabled
Coverage                : enabled
DelayKcovMmap           : enabled
DevlinkPCI              : PCI device 0000:00:10.0 is not available
ExtraCoverage           : enabled
Fault                   : enabled
KCSAN                   : write(/sys/kernel/debug/kcsan, on) failed
KcovResetIoctl          : kernel does not support ioctl(KCOV_RESET_TRACE)
LRWPANEmulation         : enabled
Leak                    : failed to write(kmemleak, "scan=off")
NetDevices              : enabled
NetInjection            : enabled
NicVF                   : PCI device 0000:00:11.0 is not available
SandboxAndroid          : setfilecon: setxattr failed.  (errno 1: Operation not permitted). . process exited with status 67.
SandboxNamespace        : enabled
SandboxNone             : enabled
SandboxSetuid           : enabled
Swap                    : enabled
USBEmulation            : enabled
VhciInjection           : enabled
WifiEmulation           : enabled
syscalls                : 139/8048


2025/08/06 17:18:43 base: machine check complete
2025/08/06 17:18:45 discovered 7667 source files, 337376 symbols
2025/08/06 17:18:45 coverage filter: nvmet_execute_disc_identify: [nvmet_execute_disc_identify]
2025/08/06 17:18:45 coverage filter: xsk_create: [xsk_create]
2025/08/06 17:18:45 coverage filter: xsk_destruct_skb: [xsk_destruct_skb]
2025/08/06 17:18:45 coverage filter: xsk_generic_xmit: [xsk_generic_xmit]
2025/08/06 17:18:45 coverage filter: xsk_getsockopt: [xsk_getsockopt]
2025/08/06 17:18:45 coverage filter: xsk_notifier: [xsk_notifier]
2025/08/06 17:18:45 coverage filter: xsk_release: [xsk_release]
2025/08/06 17:18:45 coverage filter: xsk_setsockopt: [xsk_setsockopt]
2025/08/06 17:18:45 coverage filter: include/net/xdp_sock.h: []
2025/08/06 17:18:45 coverage filter: net/xdp/xsk.c: [net/xdp/xsk.c]
2025/08/06 17:18:45 coverage filter: net/xdp/xsk_queue.h: []
2025/08/06 17:18:45 area "symbols": 350 PCs in the cover filter
2025/08/06 17:18:45 area "files": 949 PCs in the cover filter
2025/08/06 17:18:45 area "": 0 PCs in the cover filter
2025/08/06 17:18:45 executor cover filter: 0 PCs
2025/08/06 17:18:48 machine check:
transitively disabled the following syscalls (missing resource [creating syscalls]):
bpf$BPF_LINK_CREATE                         : fd_pidfd [openat$pidfd openat$thread_pidfd syz_clone3 syz_pidfd_open]
bpf$BPF_LINK_CREATE_XDP                     : fd_pidfd [openat$pidfd openat$thread_pidfd syz_clone3 syz_pidfd_open]
bpf$MAP_UPDATE_ELEM                         : sock_udp [socket$inet_udp socket$inet_udplite]
close$binfmt                                : fd_binfmt [openat$binfmt]
close$fd_v4l2_buffer                        : fd_v4l2_buffer [ioctl$VIDIOC_QUERYBUF_DMABUF]
close$ibv_device                            : fd_rdma [openat$uverbs0]
ioctl$TUNSETGROUP                           : gid [fstat fstat$auto getegid ...]
ioctl$TUNSETOWNER                           : uid [fstat fstat$auto geteuid ...]
mount$bpf                                   : uid [fstat fstat$auto geteuid ...]
recvmsg$can_bcm                             : sock_can_bcm [socket$can_bcm]
recvmsg$can_j1939                           : sock_can_j1939 [socket$can_j1939]
recvmsg$can_raw                             : sock_can_raw [socket$can_raw]
recvmsg$hf                                  : sock_hf [socket$hf]
recvmsg$inet_nvme                           : nvme_sock [syz_socket_connect_nvme_tcp]
recvmsg$qrtr                                : sock_qrtr [socket$qrtr]
sendmsg$802154_dgram                        : sock_802154_dgram [syz_init_net_socket$802154_dgram]
sendmsg$802154_raw                          : sock_802154_raw [syz_init_net_socket$802154_raw]
sendmsg$AUDIT_ADD_RULE                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_DEL_RULE                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_GET                           : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_GET_FEATURE                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_LIST_RULES                    : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_MAKE_EQUIV                    : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SET                           : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SET_FEATURE                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_SIGNAL_INFO                   : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TRIM                          : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TTY_GET                       : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_TTY_SET                       : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER                          : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER_AVC                      : sock_nl_audit [socket$nl_audit]
sendmsg$AUDIT_USER_TTY                      : sock_nl_audit [socket$nl_audit]
sendmsg$BATADV_CMD_GET_BLA_BACKBONE         : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_BLA_CLAIM            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_DAT_CACHE            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_GATEWAYS             : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_HARDIF               : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_MCAST_FLAGS          : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_MESH                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_NEIGHBORS            : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_ORIGINATORS          : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_ROUTING_ALGOS        : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_TRANSTABLE_GLOBAL    : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_TRANSTABLE_LOCAL     : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_GET_VLAN                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_HARDIF               : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_MESH                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_SET_VLAN                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_TP_METER                 : sock_nl_generic [socket$nl_generic]
sendmsg$BATADV_CMD_TP_METER_CANCEL          : sock_nl_generic [socket$nl_generic]
sendmsg$DCCPDIAG_GETSOCK                    : sock_diag [socket$nl_sock_diag]
sendmsg$DEVLINK_CMD_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_SPLIT              : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_PORT_UNSPLIT            : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_DEL                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_NEW                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RATE_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_RELOAD                  : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_GET                  : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_OCC_MAX_CLEAR        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_OCC_SNAPSHOT         : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_POOL_GET             : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_POOL_SET             : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_PORT_POOL_GET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_PORT_POOL_SET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_GET     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET     : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GROUP_GET          : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_GROUP_SET          : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_POLICER_GET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_POLICER_SET        : sock_nl_generic [socket$nl_generic]
sendmsg$DEVLINK_CMD_TRAP_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_CHANNELS_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_CHANNELS_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_COALESCE_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_COALESCE_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_DEBUG_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_DEBUG_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_EEE_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_EEE_SET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_FEATURES_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_FEATURES_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKINFO_GET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKINFO_SET            : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKMODES_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKMODES_SET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_LINKSTATE_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PAUSE_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PAUSE_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PRIVFLAGS_GET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_PRIVFLAGS_SET           : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_RINGS_GET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_RINGS_SET               : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_STRSET_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_TSINFO_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_WOL_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$ETHTOOL_MSG_WOL_SET                 : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_ADD                         : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_DEL                         : sock_nl_generic [socket$nl_generic]
sendmsg$FOU_CMD_GET                         : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_DELPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_ECHOREQ                     : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_GETPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$GTP_CMD_NEWPDP                      : sock_nl_generic [socket$nl_generic]
sendmsg$IEEE802154_ADD_IFACE                : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_ASSOCIATE_REQ            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_ASSOCIATE_RESP           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_DISASSOCIATE_REQ         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LIST_IFACE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LIST_PHY                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_GETPARAMS          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_DEV           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_DEVKEY        : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_KEY           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_LLSEC_SETPARAMS          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_SCAN_REQ                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_SET_MACPARAMS            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IEEE802154_START_REQ                : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$IPCTNL_MSG_CT_DELETE                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_CTRZERO           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_DYING             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_STATS             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_STATS_CPU         : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_GET_UNCONFIRMED       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_CT_NEW                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_DELETE               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_GET                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_GET_STATS_CPU        : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_EXP_NEW                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_SET      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_DELETE           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_GET              : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPCTNL_MSG_TIMEOUT_NEW              : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_ADD                       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_CREATE                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_DEL                       : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_DESTROY                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_FLUSH                     : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_GET_BYINDEX               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_GET_BYNAME                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_HEADER                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_LIST                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_PROTOCOL                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_RENAME                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_SAVE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_SWAP                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_TEST                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPSET_CMD_TYPE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$IPVS_CMD_DEL_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_DEL_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_DEL_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_FLUSH                      : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_CONFIG                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_INFO                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_GET_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_DAEMON                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_NEW_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_CONFIG                 : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_DEST                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_INFO                   : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_SET_SERVICE                : sock_nl_generic [socket$nl_generic]
sendmsg$IPVS_CMD_ZERO                       : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_NOOP                       : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_CREATE             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_DELETE             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_SESSION_MODIFY             : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_CREATE              : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_DELETE              : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_GET                 : sock_nl_generic [socket$nl_generic]
sendmsg$L2TP_CMD_TUNNEL_MODIFY              : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_ADD_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_ANNOUNCE               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_DEL_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_FLUSH_ADDRS            : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_GET_ADDR               : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_GET_LIMITS             : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_REMOVE                 : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SET_FLAGS              : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SET_LIMITS             : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SUBFLOW_CREATE         : sock_nl_generic [socket$nl_generic]
sendmsg$MPTCP_PM_CMD_SUBFLOW_DESTROY        : sock_nl_generic [socket$nl_generic]
sendmsg$NBD_CMD_CONNECT                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_DISCONNECT                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_RECONFIGURE                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NBD_CMD_STATUS                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NET_DM_CMD_START                    : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NET_DM_CMD_STOP                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_ACTIVATE_TARGET             : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEACTIVATE_TARGET           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEP_LINK_DOWN               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEP_LINK_UP                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEV_DOWN                    : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DEV_UP                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_DISABLE_SE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_ENABLE_SE                   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_FW_DOWNLOAD                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_DEVICE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_SE                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_GET_TARGET                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_GET_PARAMS              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_SDREQ                   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_LLC_SET_PARAMS              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_SE_IO                       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_START_POLL                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFC_CMD_VENDOR                      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NFNL_MSG_ACCT_DEL                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_GET                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_GET_CTRZERO           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_ACCT_NEW                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_COMPAT_GET                 : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_DEL               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_GET               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFNL_MSG_CTHELPER_NEW               : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_CONFIG                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_VERDICT                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFQNL_MSG_VERDICT_BATCH             : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_BATCH                           : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETCHAIN                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETFLOWTABLE                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETGEN                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETOBJ                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETOBJ_RESET                : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETRULE                     : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETSET                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETSETELEM                  : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFT_MSG_GETTABLE                    : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NFULNL_MSG_CONFIG                   : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$NL80211_CMD_ABORT_SCAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ADD_NAN_FUNCTION        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ADD_TX_TS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_ASSOCIATE               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_AUTHENTICATE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CHANGE_NAN_CONFIG       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CHANNEL_SWITCH          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CONNECT                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CONTROL_PORT_FRAME      : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CRIT_PROTOCOL_START     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_CRIT_PROTOCOL_STOP      : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEAUTHENTICATE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_NAN_FUNCTION        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_PMK                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_PMKSA               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DEL_TX_TS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DISASSOCIATE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_DISCONNECT              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_EXTERNAL_AUTH           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FLUSH_PMKSA             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FRAME                   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_FRAME_WAIT_CANCEL       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_COALESCE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_FTM_RESPONDER_STATS : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MESH_CONFIG         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_MPP                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_POWER_SAVE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_PROTOCOL_FEATURES   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_REG                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_SCAN                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_SURVEY              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_WIPHY               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_GET_WOWLAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_IBSS               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_MESH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_JOIN_OCB                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_IBSS              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_MESH              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_LEAVE_OCB               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NEW_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_NOTIFY_RADAR            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PEER_MEASUREMENT_START  : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PROBE_CLIENT            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_PROBE_MESH_LINK         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_RADAR_DETECT            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REGISTER_BEACONS        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REGISTER_FRAME          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_RELOAD_REGDB            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REMAIN_ON_CHANNEL       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_REQ_SET_REG             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_BEACON              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_BSS                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_CHANNEL             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_COALESCE            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_CQM                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_INTERFACE           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_KEY                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MAC_ACL             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MCAST_RATE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MESH_CONFIG         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MPATH               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_MULTICAST_TO_UNICAST: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_NOACK_MAP           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_PMK                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_PMKSA               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_POWER_SAVE          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_QOS_MAP             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_REG                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_REKEY_OFFLOAD       : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_STATION             : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_TID_CONFIG          : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_TX_BITRATE_MASK     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WDS_PEER            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WIPHY               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WIPHY_NETNS         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_SET_WOWLAN              : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_AP                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_NAN               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_P2P_DEVICE        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_START_SCHED_SCAN        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_AP                 : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_NAN                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_P2P_DEVICE         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_STOP_SCHED_SCAN         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH: sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_CHANNEL_SWITCH     : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_MGMT               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TDLS_OPER               : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TESTMODE                : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_TRIGGER_SCAN            : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UNEXPECTED_FRAME        : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_CONNECT_PARAMS   : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_FT_IES           : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_UPDATE_OWE_INFO         : sock_nl_generic [socket$nl_generic]
sendmsg$NL80211_CMD_VENDOR                  : sock_nl_generic [socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_DEL_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_INTERFACE          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_GET_WPAN_PHY           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_INTERFACE          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_DEV            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_DEVKEY         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_KEY            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_NEW_SEC_LEVEL          : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_ACKREQ_DEFAULT     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT   : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL       : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CCA_MODE           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_CHANNEL            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_LBT_MODE           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_PAN_ID             : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_SEC_PARAMS         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_SHORT_ADDR         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_TX_POWER           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_ADD                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_LISTALL              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CALIPSO_C_REMOVE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_ADD                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_LISTALL              : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_CIPSOV4_C_REMOVE               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_ADD                     : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_ADDDEF                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_LISTALL                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_LISTDEF                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_PROTOCOLS               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_REMOVE                  : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_REMOVEDEF               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_MGMT_C_VERSION                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_ACCEPT               : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_LIST                 : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICADD            : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICADDDEF         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICLIST           : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICLISTDEF        : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICREMOVE         : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF      : sock_nl_generic_init [syz_init_net_socket$nl_generic]
sendmsg$OSF_MSG_ADD                         : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$OSF_MSG_REMOVE                      : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$RDMA_NLDEV_CMD_DELLINK              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_GET                  : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV          : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_NEWLINK              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_PORT_GET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET        : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_CQ_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_GET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_MR_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_PD_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_RES_QP_GET           : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SET                  : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_DEL             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_GET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_STAT_SET             : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SYS_GET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$RDMA_NLDEV_CMD_SYS_SET              : sock_nl_rdma [socket$nl_rdma syz_init_net_socket$nl_rdma]
sendmsg$SEG6_CMD_DUMPHMAC                   : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_GET_TUNSRC                 : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_SETHMAC                    : sock_nl_generic [socket$nl_generic]
sendmsg$SEG6_CMD_SET_TUNSRC                 : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_ADD                      : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_DEL                      : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_FLUSH                    : sock_nl_generic [socket$nl_generic]
sendmsg$SMC_PNETID_GET                      : sock_nl_generic [socket$nl_generic]
sendmsg$SOCK_DESTROY                        : sock_diag [socket$nl_sock_diag]
sendmsg$SOCK_DIAG_BY_FAMILY                 : sock_diag [socket$nl_sock_diag]
sendmsg$TCPDIAG_GETSOCK                     : sock_diag [socket$nl_sock_diag]
sendmsg$TEAM_CMD_NOOP                       : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_OPTIONS_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_OPTIONS_SET                : sock_nl_generic [socket$nl_generic]
sendmsg$TEAM_CMD_PORT_LIST_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_DISABLE_BEARER             : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_ENABLE_BEARER              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_BEARER_NAMES           : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_LINKS                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_MAX_PORTS              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_MEDIA_NAMES            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_NETID                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_NODES                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_GET_REMOTE_MNG             : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_RESET_LINK_STATS           : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_PRI               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_TOL               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_LINK_WINDOW            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_NETID                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SET_NODE_ADDR              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_LINK_STATS            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_NAME_TABLE            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_PORTS                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_CMD_SHOW_STATS                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_ADD                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_DISABLE              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_ENABLE               : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_GET                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_BEARER_SET                  : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_KEY_FLUSH                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_KEY_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_RESET_STATS            : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_LINK_SET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MEDIA_GET                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MEDIA_SET                   : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_PEER_GET                : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_MON_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NAME_TABLE_GET              : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NET_GET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NET_SET                     : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_NODE_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_PEER_REMOVE                 : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_PUBL_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_SOCK_GET                    : sock_nl_generic [socket$nl_generic]
sendmsg$TIPC_NL_UDP_GET_REMOTEIP            : sock_nl_generic [socket$nl_generic]
sendmsg$WG_CMD_GET_DEVICE                   : sock_nl_generic [socket$nl_generic]
sendmsg$WG_CMD_SET_DEVICE                   : sock_nl_generic [socket$nl_generic]
sendmsg$alg                                 : sock_algconn [accept$alg accept4$alg]
sendmsg$can_bcm                             : sock_can_bcm [socket$can_bcm]
sendmsg$can_j1939                           : sock_can_j1939 [socket$can_j1939]
sendmsg$can_raw                             : sock_can_raw [socket$can_raw]
sendmsg$hf                                  : sock_hf [socket$hf]
sendmsg$inet6                               : sock_in6 [accept$inet6 accept4$inet6 socket$igmp6 ...]
sendmsg$inet_sctp                           : sock_sctp [socket$inet_sctp]
sendmsg$key                                 : sock_key [socket$key]
sendmsg$netlink                             : sock_netlink [socket$netlink socket$nl_audit socket$nl_crypto ...]
sendmsg$nfc_llcp                            : sock_nfc_llcp [accept$nfc_llcp accept4$nfc_llcp syz_init_net_socket$nfc_llcp]
sendmsg$nl_crypto                           : sock_nl_crypto [socket$nl_crypto]
sendmsg$nl_generic                          : sock_nl_generic [socket$nl_generic]
sendmsg$nl_netfilter                        : sock_nl_netfilter [socket$nl_netfilter]
sendmsg$nl_route                            : sock_nl_route [socket$nl_route]
sendmsg$nl_route_sched                      : sock_nl_route [socket$nl_route]
sendmsg$nl_route_sched_retired              : sock_nl_route [socket$nl_route]
sendmsg$nl_xfrm                             : sock_nl_xfrm [socket$nl_xfrm]
sendmsg$qrtr                                : sock_qrtr [socket$qrtr]
sendmsg$rds                                 : sock_rds [socket$rds]
sendmsg$xdp                                 : sock_xdp [socket$xdp]
write$tun                                   : tcp_seq_num [syz_extract_tcp_res syz_extract_tcp_res$synack]

BinFmtMisc              : enabled
Comparisons             : enabled
Coverage                : enabled
DelayKcovMmap           : enabled
DevlinkPCI              : PCI device 0000:00:10.0 is not available
ExtraCoverage           : enabled
Fault                   : enabled
KCSAN                   : write(/sys/kernel/debug/kcsan, on) failed
KcovResetIoctl          : kernel does not support ioctl(KCOV_RESET_TRACE)
LRWPANEmulation         : enabled
Leak                    : failed to write(kmemleak, "scan=off")
NetDevices              : enabled
NetInjection            : enabled
NicVF                   : PCI device 0000:00:11.0 is not available
SandboxAndroid          : setfilecon: setxattr failed.  (errno 1: Operation not permitted). . process exited with status 67.
SandboxNamespace        : enabled
SandboxNone             : enabled
SandboxSetuid           : enabled
Swap                    : enabled
USBEmulation            : enabled
VhciInjection           : enabled
WifiEmulation           : enabled
syscalls                : 139/8048


2025/08/06 17:18:48 new: machine check complete
2025/08/06 17:18:48 new: adding 22555 seeds
2025/08/06 17:19:06 patched crashed: WARNING in __perf_event_overflow [need repro = true]
2025/08/06 17:19:06 scheduled a reproduction of 'WARNING in __perf_event_overflow'
2025/08/06 17:20:02 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:02 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:06 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:06 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:12 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:12 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:20:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:20:50 runner 2 connected
2025/08/06 17:20:55 runner 9 connected
2025/08/06 17:21:00 runner 0 connected
2025/08/06 17:21:02 runner 3 connected
2025/08/06 17:21:04 runner 7 connected
2025/08/06 17:21:05 runner 1 connected
2025/08/06 17:21:36 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 17:22:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:22:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:22:19 base crash: lost connection to test machine
2025/08/06 17:22:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:22:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:22:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:22:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:22:30 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:22:30 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:22:32 runner 3 connected
2025/08/06 17:22:37 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:22:37 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:22:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 180,
  "candidates": 19743,
  "comps overflows": 0,
  "corpus": 2620,
  "corpus [files]": 151,
  "corpus [symbols]": 151,
  "cover overflows": 509,
  "coverage": 54946,
  "distributor delayed": 5661,
  "distributor undelayed": 5512,
  "distributor violated": 523,
  "exec candidate": 2812,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 0,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 11732,
  "exec total [new]": 11997,
  "exec triage": 8423,
  "executor restarts": 66,
  "fault jobs": 0,
  "fuzzer jobs": 180,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 2,
  "hints jobs": 0,
  "max signal": 56128,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 2812,
  "no exec duration": 78487000000,
  "no exec requests": 209,
  "pending": 12,
  "prog exec time": 185,
  "reproducing": 0,
  "rpc recv": 839059784,
  "rpc sent": 37916040,
  "signal": 54308,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 557097,
  "vm restarts [base]": 4,
  "vm restarts [new]": 15
}
2025/08/06 17:23:02 patched crashed: INFO: rcu detected stall in perf_event_open [need repro = false]
2025/08/06 17:23:05 runner 8 connected
2025/08/06 17:23:06 runner 1 connected
2025/08/06 17:23:09 runner 7 connected
2025/08/06 17:23:14 runner 0 connected
2025/08/06 17:23:26 runner 9 connected
2025/08/06 17:23:50 runner 2 connected
2025/08/06 17:24:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:24:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:24:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:24:28 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:28 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:24:31 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:31 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:24:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:24:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:05 runner 2 connected
2025/08/06 17:25:07 runner 7 connected
2025/08/06 17:25:15 runner 8 connected
2025/08/06 17:25:17 runner 3 connected
2025/08/06 17:25:20 runner 9 connected
2025/08/06 17:25:28 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:28 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:36 runner 0 connected
2025/08/06 17:25:36 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:36 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:38 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:38 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:25:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:25:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:26:17 runner 2 connected
2025/08/06 17:26:24 runner 7 connected
2025/08/06 17:26:27 runner 8 connected
2025/08/06 17:26:35 runner 9 connected
2025/08/06 17:26:38 runner 3 connected
2025/08/06 17:26:41 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:26:41 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:26:48 runner 0 connected
2025/08/06 17:27:29 runner 2 connected
2025/08/06 17:27:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 32,
  "candidates": 17518,
  "comps overflows": 0,
  "corpus": 4975,
  "corpus [files]": 273,
  "corpus [symbols]": 272,
  "cover overflows": 972,
  "coverage": 62339,
  "distributor delayed": 10484,
  "distributor undelayed": 10483,
  "distributor violated": 680,
  "exec candidate": 5037,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 7,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 22628,
  "exec total [new]": 23193,
  "exec triage": 15492,
  "executor restarts": 128,
  "fault jobs": 0,
  "fuzzer jobs": 32,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 6,
  "hints jobs": 0,
  "max signal": 62967,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 5037,
  "no exec duration": 461627000000,
  "no exec requests": 1426,
  "pending": 25,
  "prog exec time": 237,
  "reproducing": 0,
  "rpc recv": 1614753660,
  "rpc sent": 74339840,
  "signal": 61654,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 1135824,
  "vm restarts [base]": 5,
  "vm restarts [new]": 33
}
2025/08/06 17:27:51 new: boot error: can't ssh into the instance
2025/08/06 17:27:51 new: boot error: can't ssh into the instance
2025/08/06 17:28:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:28:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:28:33 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:28:33 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:28:40 runner 4 connected
2025/08/06 17:28:40 runner 5 connected
2025/08/06 17:29:10 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:10 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:11 runner 8 connected
2025/08/06 17:29:12 new: boot error: can't ssh into the instance
2025/08/06 17:29:20 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:20 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:21 runner 9 connected
2025/08/06 17:29:30 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:30 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:42 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:42 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:52 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:52 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:29:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:29:58 runner 2 connected
2025/08/06 17:30:01 runner 6 connected
2025/08/06 17:30:08 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:08 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:20 runner 0 connected
2025/08/06 17:30:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:31 runner 5 connected
2025/08/06 17:30:33 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:33 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:41 runner 9 connected
2025/08/06 17:30:43 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:43 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:46 runner 8 connected
2025/08/06 17:30:49 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:49 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:54 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:30:54 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:30:58 runner 3 connected
2025/08/06 17:31:02 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:31:02 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:31:06 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:31:06 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:31:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:31:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:31:21 runner 6 connected
2025/08/06 17:31:24 runner 2 connected
2025/08/06 17:31:37 runner 0 connected
2025/08/06 17:31:42 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:31:42 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:31:43 runner 5 connected
2025/08/06 17:31:50 runner 9 connected
2025/08/06 17:31:53 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:31:53 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:31:55 runner 8 connected
2025/08/06 17:32:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:32:06 runner 3 connected
2025/08/06 17:32:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:32:31 runner 6 connected
2025/08/06 17:32:36 new: boot error: can't ssh into the instance
2025/08/06 17:32:38 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:38 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:32:41 runner 2 connected
2025/08/06 17:32:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 164,
  "candidates": 15213,
  "comps overflows": 0,
  "corpus": 7106,
  "corpus [files]": 360,
  "corpus [symbols]": 358,
  "cover overflows": 1494,
  "coverage": 67017,
  "distributor delayed": 14902,
  "distributor undelayed": 14803,
  "distributor violated": 726,
  "exec candidate": 7342,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 18,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 36365,
  "exec total [new]": 36338,
  "exec triage": 22410,
  "executor restarts": 198,
  "fault jobs": 0,
  "fuzzer jobs": 164,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 1,
  "hints jobs": 0,
  "max signal": 67957,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 7342,
  "no exec duration": 861733000000,
  "no exec requests": 2622,
  "pending": 47,
  "prog exec time": 99,
  "reproducing": 0,
  "rpc recv": 2380490196,
  "rpc sent": 117666128,
  "signal": 66117,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 1814625,
  "vm restarts [base]": 5,
  "vm restarts [new]": 53
}
2025/08/06 17:32:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:32:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:32:53 runner 0 connected
2025/08/06 17:32:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:32:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:33:02 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:33:02 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:33:03 runner 5 connected
2025/08/06 17:33:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:33:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:33:24 runner 1 connected
2025/08/06 17:33:27 runner 3 connected
2025/08/06 17:33:29 runner 9 connected
2025/08/06 17:33:32 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:33:32 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:33:39 runner 8 connected
2025/08/06 17:33:49 runner 6 connected
2025/08/06 17:34:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:34:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:34:09 runner 0 connected
2025/08/06 17:34:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:34:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:34:21 runner 5 connected
2025/08/06 17:34:25 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:34:25 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:34:36 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:34:36 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:34:44 runner 1 connected
2025/08/06 17:34:46 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:34:46 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:35:04 runner 3 connected
2025/08/06 17:35:13 runner 6 connected
2025/08/06 17:35:24 runner 8 connected
2025/08/06 17:35:27 runner 0 connected
2025/08/06 17:35:33 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 17:35:33 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 17:35:43 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:35:43 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:36:21 runner 9 connected
2025/08/06 17:36:31 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:36:31 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:36:32 runner 6 connected
2025/08/06 17:36:41 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:36:41 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:12 runner 5 connected
2025/08/06 17:37:13 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:13 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:23 runner 9 connected
2025/08/06 17:37:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:45 runner 6 connected
2025/08/06 17:37:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 19,
  "candidates": 13064,
  "comps overflows": 0,
  "corpus": 9359,
  "corpus [files]": 449,
  "corpus [symbols]": 447,
  "cover overflows": 2205,
  "coverage": 70608,
  "distributor delayed": 19350,
  "distributor undelayed": 19331,
  "distributor violated": 859,
  "exec candidate": 9491,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 28,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 53141,
  "exec total [new]": 53244,
  "exec triage": 29157,
  "executor restarts": 267,
  "fault jobs": 0,
  "fuzzer jobs": 19,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 2,
  "hints jobs": 0,
  "max signal": 71355,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9491,
  "no exec duration": 1571540000000,
  "no exec requests": 5678,
  "pending": 67,
  "prog exec time": 202,
  "reproducing": 0,
  "rpc recv": 3134217664,
  "rpc sent": 166901920,
  "signal": 69660,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 2578729,
  "vm restarts [base]": 5,
  "vm restarts [new]": 72
}
2025/08/06 17:37:52 runner 1 connected
2025/08/06 17:37:54 runner 8 connected
2025/08/06 17:37:55 runner 3 connected
2025/08/06 17:37:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:37:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:37:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:38:05 runner 0 connected
2025/08/06 17:38:14 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 17:38:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:38:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:38:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:38:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:38:25 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:38:25 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:38:28 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:38:28 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:38:38 runner 5 connected
2025/08/06 17:38:38 runner 9 connected
2025/08/06 17:38:56 runner 3 connected
2025/08/06 17:38:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:38:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:39:06 runner 0 connected
2025/08/06 17:39:10 runner 8 connected
2025/08/06 17:39:25 new: boot error: can't ssh into the instance
2025/08/06 17:39:45 runner 5 connected
2025/08/06 17:39:48 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:39:48 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:13 runner 4 connected
2025/08/06 17:40:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:27 new: boot error: can't ssh into the instance
2025/08/06 17:40:29 runner 8 connected
2025/08/06 17:40:34 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:34 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:44 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:44 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:53 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:40:53 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:40:59 runner 5 connected
2025/08/06 17:41:04 runner 3 connected
2025/08/06 17:41:09 runner 7 connected
2025/08/06 17:41:15 runner 9 connected
2025/08/06 17:41:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:41:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:41:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:41:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:41:26 runner 4 connected
2025/08/06 17:41:34 runner 8 connected
2025/08/06 17:41:45 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:41:45 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:42:07 runner 5 connected
2025/08/06 17:42:11 runner 3 connected
2025/08/06 17:42:30 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:42:30 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:42:32 runner 7 connected
2025/08/06 17:42:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:42:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:42:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 7,
  "candidates": 12948,
  "comps overflows": 0,
  "corpus": 9452,
  "corpus [files]": 460,
  "corpus [symbols]": 458,
  "cover overflows": 2705,
  "coverage": 70762,
  "distributor delayed": 19607,
  "distributor undelayed": 19601,
  "distributor violated": 876,
  "exec candidate": 9607,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 33,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 61835,
  "exec total [new]": 61977,
  "exec triage": 29605,
  "executor restarts": 333,
  "fault jobs": 0,
  "fuzzer jobs": 7,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 4,
  "hints jobs": 0,
  "max signal": 71873,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9606,
  "no exec duration": 2409083000000,
  "no exec requests": 8907,
  "pending": 86,
  "prog exec time": 155,
  "reproducing": 0,
  "rpc recv": 3833873412,
  "rpc sent": 202114960,
  "signal": 69844,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 3180694,
  "vm restarts [base]": 5,
  "vm restarts [new]": 93
}
2025/08/06 17:43:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:43:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:43:08 new: boot error: can't ssh into the instance
2025/08/06 17:43:18 runner 9 connected
2025/08/06 17:43:23 runner 5 connected
2025/08/06 17:43:42 runner 7 connected
2025/08/06 17:43:49 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:43:49 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:43:56 runner 2 connected
2025/08/06 17:44:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:05 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:05 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:06 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:06 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:44:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:44:30 runner 5 connected
2025/08/06 17:44:45 runner 8 connected
2025/08/06 17:44:46 runner 9 connected
2025/08/06 17:44:46 runner 3 connected
2025/08/06 17:44:54 runner 4 connected
2025/08/06 17:44:58 runner 7 connected
2025/08/06 17:45:00 runner 2 connected
2025/08/06 17:45:08 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:08 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:08 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 17:45:08 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 17:45:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:29 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:29 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:32 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:45:32 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:45:56 runner 5 connected
2025/08/06 17:45:57 runner 9 connected
2025/08/06 17:45:59 runner 3 connected
2025/08/06 17:46:05 runner 8 connected
2025/08/06 17:46:10 runner 2 connected
2025/08/06 17:46:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:46:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:46:17 runner 7 connected
2025/08/06 17:46:22 runner 4 connected
2025/08/06 17:46:48 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:46:48 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:03 runner 5 connected
2025/08/06 17:47:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:11 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:11 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:12 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:12 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:29 runner 7 connected
2025/08/06 17:47:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 2,
  "candidates": 12790,
  "comps overflows": 0,
  "corpus": 9489,
  "corpus [files]": 467,
  "corpus [symbols]": 465,
  "cover overflows": 3241,
  "coverage": 70835,
  "distributor delayed": 19763,
  "distributor undelayed": 19763,
  "distributor violated": 890,
  "exec candidate": 9765,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 34,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 71562,
  "exec total [new]": 71744,
  "exec triage": 29898,
  "executor restarts": 392,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 0,
  "hints jobs": 0,
  "max signal": 72021,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9676,
  "no exec duration": 2737277000000,
  "no exec requests": 10358,
  "pending": 109,
  "prog exec time": 0,
  "reproducing": 0,
  "rpc recv": 4468597692,
  "rpc sent": 238399824,
  "signal": 69911,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 3713077,
  "vm restarts [base]": 5,
  "vm restarts [new]": 113
}
2025/08/06 17:47:45 runner 4 connected
2025/08/06 17:47:46 runner 2 connected
2025/08/06 17:47:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:47:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:47:52 runner 3 connected
2025/08/06 17:47:54 runner 9 connected
2025/08/06 17:48:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:48:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:48:20 new: boot error: can't ssh into the instance
2025/08/06 17:48:23 new: boot error: can't ssh into the instance
2025/08/06 17:48:23 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:48:23 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:48:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:48:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:48:31 runner 7 connected
2025/08/06 17:48:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:48:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:48:47 runner 4 connected
2025/08/06 17:48:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:48:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:49:05 runner 2 connected
2025/08/06 17:49:05 runner 9 connected
2025/08/06 17:49:06 runner 1 connected
2025/08/06 17:49:22 runner 3 connected
2025/08/06 17:49:31 runner 7 connected
2025/08/06 17:49:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:49:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:49:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:49:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:50:07 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:50:07 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:50:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:50:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:50:28 new: boot error: can't ssh into the instance
2025/08/06 17:50:38 runner 1 connected
2025/08/06 17:50:49 runner 7 connected
2025/08/06 17:51:10 runner 0 connected
2025/08/06 17:51:18 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 17:51:18 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 17:52:06 runner 2 connected
2025/08/06 17:52:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 2,
  "candidates": 5543,
  "comps overflows": 0,
  "corpus": 9518,
  "corpus [files]": 469,
  "corpus [symbols]": 467,
  "cover overflows": 4076,
  "coverage": 70918,
  "distributor delayed": 19902,
  "distributor undelayed": 19902,
  "distributor violated": 900,
  "exec candidate": 17012,
  "exec collide": 0,
  "exec fuzz": 0,
  "exec gen": 0,
  "exec hints": 0,
  "exec inject": 0,
  "exec minimize": 0,
  "exec retries": 41,
  "exec seeds": 0,
  "exec smash": 0,
  "exec total [base]": 85414,
  "exec total [new]": 86206,
  "exec triage": 30226,
  "executor restarts": 446,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 5,
  "hints jobs": 0,
  "max signal": 72298,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 0,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9754,
  "no exec duration": 3265180000000,
  "no exec requests": 12612,
  "pending": 120,
  "prog exec time": 140,
  "reproducing": 0,
  "rpc recv": 4953288388,
  "rpc sent": 282808120,
  "signal": 69990,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 4312786,
  "vm restarts [base]": 5,
  "vm restarts [new]": 128
}
2025/08/06 17:53:45 triaged 97.4% of the corpus
2025/08/06 17:53:45 starting bug reproductions
2025/08/06 17:53:45 starting bug reproductions (max 10 VMs, 7 repros)
2025/08/06 17:53:45 start reproducing 'WARNING in corrupted'
2025/08/06 17:53:45 start reproducing 'WARNING in __perf_event_overflow'
2025/08/06 17:53:45 start reproducing 'WARNING in xsk_create'
2025/08/06 17:54:15 triaged 99.7% of the corpus
2025/08/06 17:54:53 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:54:58 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:55:34 base crash: lost connection to test machine
2025/08/06 17:55:34 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:55:34 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:56:05 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:56:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:56:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:56:11 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:56:15 runner 1 connected
2025/08/06 17:56:15 runner 7 connected
2025/08/06 17:56:50 runner 4 connected
2025/08/06 17:57:18 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:57:20 new: boot error: can't ssh into the instance
2025/08/06 17:57:29 new: boot error: can't ssh into the instance
2025/08/06 17:57:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 0,
  "corpus": 9536,
  "corpus [files]": 470,
  "corpus [symbols]": 468,
  "cover overflows": 4516,
  "coverage": 70970,
  "distributor delayed": 20011,
  "distributor undelayed": 20011,
  "distributor violated": 914,
  "exec candidate": 22555,
  "exec collide": 679,
  "exec fuzz": 1262,
  "exec gen": 68,
  "exec hints": 366,
  "exec inject": 0,
  "exec minimize": 55,
  "exec retries": 43,
  "exec seeds": 15,
  "exec smash": 114,
  "exec total [base]": 94364,
  "exec total [new]": 94567,
  "exec triage": 30487,
  "executor restarts": 460,
  "fault jobs": 0,
  "fuzzer jobs": 3,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 2,
  "hints jobs": 1,
  "max signal": 72563,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 30,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9823,
  "no exec duration": 3857199000000,
  "no exec requests": 14142,
  "pending": 119,
  "prog exec time": 359,
  "reproducing": 3,
  "rpc recv": 5067734948,
  "rpc sent": 318881056,
  "signal": 70036,
  "smash jobs": 0,
  "triage jobs": 2,
  "vm output": 4915632,
  "vm restarts [base]": 6,
  "vm restarts [new]": 130
}
2025/08/06 17:58:06 reproducing crash 'WARNING in __perf_event_overflow': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f kernel/events/core.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:58:07 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 17:58:07 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 17:58:10 runner 5 connected
2025/08/06 17:58:15 base crash: lost connection to test machine
2025/08/06 17:58:25 new: boot error: can't ssh into the instance
2025/08/06 17:58:49 runner 4 connected
2025/08/06 17:58:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:58:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:58:51 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 17:58:51 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 17:59:02 runner 1 connected
2025/08/06 17:59:12 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 17:59:14 runner 6 connected
2025/08/06 17:59:31 runner 5 connected
2025/08/06 17:59:39 runner 7 connected
2025/08/06 17:59:52 new: boot error: can't ssh into the instance
2025/08/06 18:00:13 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:00:14 new: boot error: can't ssh into the instance
2025/08/06 18:00:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:00:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:00:29 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:00:52 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:00:52 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:00:54 runner 6 connected
2025/08/06 18:01:03 runner 9 connected
2025/08/06 18:01:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:01:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:01:16 runner 4 connected
2025/08/06 18:01:33 runner 7 connected
2025/08/06 18:01:53 runner 5 connected
2025/08/06 18:02:37 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:02:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 0,
  "corpus": 9540,
  "corpus [files]": 471,
  "corpus [symbols]": 469,
  "cover overflows": 4794,
  "coverage": 70974,
  "distributor delayed": 20109,
  "distributor undelayed": 20097,
  "distributor violated": 914,
  "exec candidate": 22555,
  "exec collide": 1844,
  "exec fuzz": 3632,
  "exec gen": 216,
  "exec hints": 618,
  "exec inject": 0,
  "exec minimize": 124,
  "exec retries": 46,
  "exec seeds": 27,
  "exec smash": 211,
  "exec total [base]": 98621,
  "exec total [new]": 98801,
  "exec triage": 30603,
  "executor restarts": 498,
  "fault jobs": 0,
  "fuzzer jobs": 19,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 4,
  "hints jobs": 2,
  "max signal": 72642,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 63,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9868,
  "no exec duration": 4849309000000,
  "no exec requests": 16972,
  "pending": 125,
  "prog exec time": 352,
  "reproducing": 3,
  "rpc recv": 5422264360,
  "rpc sent": 361432224,
  "signal": 70040,
  "smash jobs": 1,
  "triage jobs": 16,
  "vm output": 5624701,
  "vm restarts [base]": 7,
  "vm restarts [new]": 140
}
2025/08/06 18:03:15 patched crashed: INFO: rcu detected stall in smp_call_function [need repro = false]
2025/08/06 18:03:26 runner 4 connected
2025/08/06 18:03:40 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:03:40 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:03:57 runner 6 connected
2025/08/06 18:03:58 base crash: lost connection to test machine
2025/08/06 18:04:16 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:04:16 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:04:22 runner 5 connected
2025/08/06 18:04:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:04:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:04:40 runner 3 connected
2025/08/06 18:04:57 runner 4 connected
2025/08/06 18:04:59 new: boot error: can't ssh into the instance
2025/08/06 18:05:09 runner 9 connected
2025/08/06 18:05:13 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:05:28 base crash: lost connection to test machine
2025/08/06 18:05:55 runner 7 connected
2025/08/06 18:06:03 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:06:09 runner 2 connected
2025/08/06 18:06:23 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:06:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:06:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:06:47 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:06:57 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:06:57 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:07:00 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:07:04 runner 6 connected
2025/08/06 18:07:24 new: boot error: can't ssh into the instance
2025/08/06 18:07:26 new: boot error: can't ssh into the instance
2025/08/06 18:07:28 runner 4 connected
2025/08/06 18:07:38 runner 9 connected
2025/08/06 18:07:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9553,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 5413,
  "coverage": 70993,
  "distributor delayed": 20257,
  "distributor undelayed": 20257,
  "distributor violated": 916,
  "exec candidate": 22555,
  "exec collide": 4194,
  "exec fuzz": 8024,
  "exec gen": 422,
  "exec hints": 1837,
  "exec inject": 0,
  "exec minimize": 607,
  "exec retries": 46,
  "exec seeds": 69,
  "exec smash": 564,
  "exec total [base]": 107911,
  "exec total [new]": 108108,
  "exec triage": 30860,
  "executor restarts": 526,
  "fault jobs": 0,
  "fuzzer jobs": 7,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 3,
  "hints jobs": 3,
  "max signal": 72792,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 303,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9946,
  "no exec duration": 5475719000000,
  "no exec requests": 19324,
  "pending": 130,
  "prog exec time": 239,
  "reproducing": 3,
  "rpc recv": 5801749296,
  "rpc sent": 437970752,
  "signal": 70059,
  "smash jobs": 1,
  "triage jobs": 3,
  "vm output": 6692798,
  "vm restarts [base]": 9,
  "vm restarts [new]": 149
}
2025/08/06 18:07:53 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:07:54 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:07:54 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:08:07 runner 8 connected
2025/08/06 18:08:16 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:08:16 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:08:32 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:08:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:08:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:08:35 runner 4 connected
2025/08/06 18:08:58 runner 9 connected
2025/08/06 18:09:01 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:09:16 runner 6 connected
2025/08/06 18:09:25 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:09:27 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:09:36 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:10:07 runner 4 connected
2025/08/06 18:10:07 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:10:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:10:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:10:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:10:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:10:35 new: boot error: can't ssh into the instance
2025/08/06 18:10:40 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:10:50 runner 9 connected
2025/08/06 18:11:43 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:11:43 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:12:06 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:12:06 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:12:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:12:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:12:36 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:12:36 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:12:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9558,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 5759,
  "coverage": 70998,
  "distributor delayed": 20324,
  "distributor undelayed": 20324,
  "distributor violated": 916,
  "exec candidate": 22555,
  "exec collide": 5895,
  "exec fuzz": 11307,
  "exec gen": 595,
  "exec hints": 2588,
  "exec inject": 0,
  "exec minimize": 721,
  "exec retries": 49,
  "exec seeds": 84,
  "exec smash": 695,
  "exec total [base]": 114159,
  "exec total [new]": 114370,
  "exec triage": 30959,
  "executor restarts": 556,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 0,
  "hints jobs": 2,
  "max signal": 72899,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 369,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9977,
  "no exec duration": 6749331000000,
  "no exec requests": 23517,
  "pending": 138,
  "prog exec time": 0,
  "reproducing": 3,
  "rpc recv": 6003676392,
  "rpc sent": 491444896,
  "signal": 70064,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 7629739,
  "vm restarts [base]": 9,
  "vm restarts [new]": 155
}
2025/08/06 18:12:47 runner 9 connected
2025/08/06 18:12:50 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:12:51 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:13:09 runner 4 connected
2025/08/06 18:13:17 runner 6 connected
2025/08/06 18:13:21 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:13:21 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:13:31 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:13:31 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:13:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:13:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:14:01 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:14:01 runner 9 connected
2025/08/06 18:14:13 runner 4 connected
2025/08/06 18:14:28 runner 6 connected
2025/08/06 18:14:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:14:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:14:49 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:14:49 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:14:52 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:14:52 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:15:17 runner 9 connected
2025/08/06 18:15:19 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:15:30 runner 6 connected
2025/08/06 18:15:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:15:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:16:16 runner 9 connected
2025/08/06 18:16:25 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:16:25 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:16:27 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:17:05 new: boot error: can't ssh into the instance
2025/08/06 18:17:06 runner 6 connected
2025/08/06 18:17:34 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:17:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9558,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 5880,
  "coverage": 70998,
  "distributor delayed": 20335,
  "distributor undelayed": 20334,
  "distributor violated": 919,
  "exec candidate": 22555,
  "exec collide": 6541,
  "exec fuzz": 12433,
  "exec gen": 667,
  "exec hints": 3026,
  "exec inject": 0,
  "exec minimize": 763,
  "exec retries": 49,
  "exec seeds": 84,
  "exec smash": 695,
  "exec total [base]": 116506,
  "exec total [new]": 116716,
  "exec triage": 30976,
  "executor restarts": 583,
  "fault jobs": 0,
  "fuzzer jobs": 7,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 1,
  "hints jobs": 2,
  "max signal": 72911,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 397,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9985,
  "no exec duration": 7695249000000,
  "no exec requests": 25744,
  "pending": 146,
  "prog exec time": 271,
  "reproducing": 3,
  "rpc recv": 6314969584,
  "rpc sent": 515685208,
  "signal": 70064,
  "smash jobs": 0,
  "triage jobs": 5,
  "vm output": 8376520,
  "vm restarts [base]": 9,
  "vm restarts [new]": 165
}
2025/08/06 18:17:46 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:17:46 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:17:47 runner 5 connected
2025/08/06 18:18:27 runner 6 connected
2025/08/06 18:18:37 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:18:51 base crash: lost connection to test machine
2025/08/06 18:19:04 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 18:19:04 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 18:19:20 base crash: lost connection to test machine
2025/08/06 18:19:23 runner 0 connected
2025/08/06 18:19:27 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:19:32 runner 3 connected
2025/08/06 18:19:33 new: boot error: can't ssh into the instance
2025/08/06 18:19:45 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:19:46 runner 5 connected
2025/08/06 18:20:02 runner 2 connected
2025/08/06 18:20:09 runner 9 connected
2025/08/06 18:20:13 new: boot error: can't ssh into the instance
2025/08/06 18:20:13 runner 7 connected
2025/08/06 18:20:25 new: boot error: can't ssh into the instance
2025/08/06 18:20:49 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:21:00 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 18:21:00 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 18:21:06 runner 8 connected
2025/08/06 18:21:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:21:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:21:21 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:21:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:21:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:21:32 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:21:32 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:21:42 runner 7 connected
2025/08/06 18:21:42 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:21:42 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:21:57 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:22:00 runner 6 connected
2025/08/06 18:22:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:22:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:22:14 runner 9 connected
2025/08/06 18:22:23 runner 8 connected
2025/08/06 18:22:29 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:22:34 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:22:34 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:22:42 runner 7 connected
2025/08/06 18:22:44 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:22:44 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:22:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9561,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 6208,
  "coverage": 71001,
  "distributor delayed": 20364,
  "distributor undelayed": 20362,
  "distributor violated": 919,
  "exec candidate": 22555,
  "exec collide": 7891,
  "exec fuzz": 14935,
  "exec gen": 787,
  "exec hints": 3748,
  "exec inject": 0,
  "exec minimize": 844,
  "exec retries": 51,
  "exec seeds": 93,
  "exec smash": 770,
  "exec total [base]": 121408,
  "exec total [new]": 121622,
  "exec triage": 31023,
  "executor restarts": 617,
  "fault jobs": 0,
  "fuzzer jobs": 5,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 1,
  "hints jobs": 3,
  "max signal": 72933,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 467,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 9999,
  "no exec duration": 8249568000000,
  "no exec requests": 27483,
  "pending": 156,
  "prog exec time": 384,
  "reproducing": 3,
  "rpc recv": 6725135624,
  "rpc sent": 559321392,
  "signal": 70067,
  "smash jobs": 0,
  "triage jobs": 2,
  "vm output": 9304674,
  "vm restarts [base]": 12,
  "vm restarts [new]": 176
}
2025/08/06 18:22:47 base crash: lost connection to test machine
2025/08/06 18:23:04 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:23:15 runner 9 connected
2025/08/06 18:23:25 runner 6 connected
2025/08/06 18:23:28 runner 1 connected
2025/08/06 18:23:35 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:23:57 patched crashed: WARNING in corrupted [need repro = true]
2025/08/06 18:23:57 scheduled a reproduction of 'WARNING in corrupted'
2025/08/06 18:24:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:24:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:24:06 new: boot error: can't ssh into the instance
2025/08/06 18:24:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:24:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:24:11 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:24:15 fuzzer has reached the modified code (471 + 473 + 0), continuing fuzzing
2025/08/06 18:24:38 runner 7 connected
2025/08/06 18:24:45 runner 6 connected
2025/08/06 18:24:50 runner 8 connected
2025/08/06 18:24:53 reproducing crash 'WARNING in __perf_event_overflow': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f kernel/events/core.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:24:57 new: boot error: can't ssh into the instance
2025/08/06 18:25:14 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:25:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:25:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:25:18 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:25:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:25:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:25:56 runner 6 connected
2025/08/06 18:26:07 runner 8 connected
2025/08/06 18:26:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:26:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:26:18 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:26:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:26:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:26:23 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:26:29 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:26:29 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:26:50 runner 7 connected
2025/08/06 18:27:00 runner 6 connected
2025/08/06 18:27:06 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:27:06 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:27:11 runner 9 connected
2025/08/06 18:27:27 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:27:42 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:27:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9562,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 6523,
  "coverage": 71001,
  "distributor delayed": 20416,
  "distributor undelayed": 20415,
  "distributor violated": 920,
  "exec candidate": 22555,
  "exec collide": 9406,
  "exec fuzz": 17723,
  "exec gen": 933,
  "exec hints": 4351,
  "exec inject": 0,
  "exec minimize": 892,
  "exec retries": 51,
  "exec seeds": 96,
  "exec smash": 795,
  "exec total [base]": 126604,
  "exec total [new]": 126817,
  "exec triage": 31088,
  "executor restarts": 653,
  "fault jobs": 0,
  "fuzzer jobs": 4,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 2,
  "hints jobs": 2,
  "max signal": 73415,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 504,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10021,
  "no exec duration": 9305773000000,
  "no exec requests": 30622,
  "pending": 165,
  "prog exec time": 474,
  "reproducing": 3,
  "rpc recv": 7105717560,
  "rpc sent": 608224488,
  "signal": 70067,
  "smash jobs": 0,
  "triage jobs": 2,
  "vm output": 10419235,
  "vm restarts [base]": 13,
  "vm restarts [new]": 186
}
2025/08/06 18:27:47 runner 8 connected
2025/08/06 18:28:13 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:28:13 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:28:24 runner 6 connected
2025/08/06 18:28:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:28:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:28:42 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:28:54 runner 9 connected
2025/08/06 18:29:07 runner 8 connected
2025/08/06 18:29:21 patched crashed: INFO: rcu detected stall in sock_alloc_file [need repro = false]
2025/08/06 18:29:40 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:29:40 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:29:52 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:29:52 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:30:02 runner 7 connected
2025/08/06 18:30:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:30:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:30:22 runner 8 connected
2025/08/06 18:30:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:30:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:30:33 runner 9 connected
2025/08/06 18:30:44 runner 6 connected
2025/08/06 18:31:03 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:31:03 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:31:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:31:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:31:27 new: boot error: can't ssh into the instance
2025/08/06 18:31:42 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:31:45 runner 9 connected
2025/08/06 18:32:08 runner 6 connected
2025/08/06 18:32:09 runner 5 connected
2025/08/06 18:32:34 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:32:34 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:32:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 3,
  "corpus": 9564,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 6691,
  "coverage": 71003,
  "distributor delayed": 20458,
  "distributor undelayed": 20455,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 10286,
  "exec fuzz": 19422,
  "exec gen": 1023,
  "exec hints": 4634,
  "exec inject": 0,
  "exec minimize": 927,
  "exec retries": 51,
  "exec seeds": 102,
  "exec smash": 837,
  "exec total [base]": 129689,
  "exec total [new]": 129902,
  "exec triage": 31136,
  "executor restarts": 691,
  "fault jobs": 0,
  "fuzzer jobs": 6,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 3,
  "hints jobs": 2,
  "max signal": 73450,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 535,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10037,
  "no exec duration": 10256004000000,
  "no exec requests": 33021,
  "pending": 174,
  "prog exec time": 272,
  "reproducing": 3,
  "rpc recv": 7452454152,
  "rpc sent": 641299712,
  "signal": 70069,
  "smash jobs": 1,
  "triage jobs": 3,
  "vm output": 11182643,
  "vm restarts [base]": 13,
  "vm restarts [new]": 197
}
2025/08/06 18:32:49 base crash: lost connection to test machine
2025/08/06 18:32:49 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:33:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:33:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:33:15 runner 5 connected
2025/08/06 18:33:31 runner 1 connected
2025/08/06 18:33:40 new: boot error: can't ssh into the instance
2025/08/06 18:33:42 runner 9 connected
2025/08/06 18:34:00 base crash: lost connection to test machine
2025/08/06 18:34:46 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:35:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:35:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:35:03 new: boot error: can't ssh into the instance
2025/08/06 18:35:11 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:35:11 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:35:25 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:35:25 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:35:41 runner 8 connected
2025/08/06 18:35:44 runner 4 connected
2025/08/06 18:35:52 runner 6 connected
2025/08/06 18:35:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:35:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:36:00 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:36:06 runner 5 connected
2025/08/06 18:36:12 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:36:12 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:36:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:36:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:36:41 runner 8 connected
2025/08/06 18:36:50 patched crashed: INFO: rcu detected stall in perf_event_open [need repro = false]
2025/08/06 18:36:54 runner 6 connected
2025/08/06 18:37:04 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:37:06 runner 5 connected
2025/08/06 18:37:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:37:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:37:32 runner 9 connected
2025/08/06 18:37:33 new: boot error: can't ssh into the instance
2025/08/06 18:37:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 6,
  "corpus": 9565,
  "corpus [files]": 473,
  "corpus [symbols]": 471,
  "cover overflows": 7021,
  "coverage": 71004,
  "distributor delayed": 20481,
  "distributor undelayed": 20481,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 11526,
  "exec fuzz": 21748,
  "exec gen": 1143,
  "exec hints": 4949,
  "exec inject": 0,
  "exec minimize": 997,
  "exec retries": 143,
  "exec seeds": 105,
  "exec smash": 854,
  "exec total [base]": 133808,
  "exec total [new]": 134131,
  "exec triage": 31174,
  "executor restarts": 822,
  "fault jobs": 0,
  "fuzzer jobs": 3,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 4,
  "hints jobs": 2,
  "max signal": 73480,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 576,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10049,
  "no exec duration": 10584100000000,
  "no exec requests": 34031,
  "pending": 182,
  "prog exec time": 357,
  "reproducing": 3,
  "rpc recv": 7800634288,
  "rpc sent": 681281496,
  "signal": 70070,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 12788017,
  "vm restarts [base]": 14,
  "vm restarts [new]": 207
}
2025/08/06 18:37:55 runner 4 connected
2025/08/06 18:38:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:38:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:38:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:38:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:38:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:38:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:38:38 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:38:42 base crash: lost connection to test machine
2025/08/06 18:38:48 new: boot error: can't ssh into the instance
2025/08/06 18:38:55 runner 9 connected
2025/08/06 18:39:00 runner 8 connected
2025/08/06 18:39:07 runner 6 connected
2025/08/06 18:39:24 runner 3 connected
2025/08/06 18:39:41 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:39:54 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:39:57 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:40:21 base crash: lost connection to test machine
2025/08/06 18:40:29 new: boot error: can't ssh into the instance
2025/08/06 18:40:34 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:40:34 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:40:35 runner 8 connected
2025/08/06 18:40:35 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:40:35 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:40:44 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:41:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:41:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:41:04 runner 3 connected
2025/08/06 18:41:06 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:41:11 runner 7 connected
2025/08/06 18:41:15 runner 9 connected
2025/08/06 18:41:16 runner 6 connected
2025/08/06 18:41:33 base crash: lost connection to test machine
2025/08/06 18:41:41 runner 8 connected
2025/08/06 18:41:53 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:41:56 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:41:56 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:42:12 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:42:16 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:42:22 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:42:22 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:42:22 runner 0 connected
2025/08/06 18:42:41 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:42:41 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:42:44 runner 5 connected
2025/08/06 18:42:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 6,
  "corpus": 9568,
  "corpus [files]": 474,
  "corpus [symbols]": 472,
  "cover overflows": 7520,
  "coverage": 71014,
  "distributor delayed": 20532,
  "distributor undelayed": 20528,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 14143,
  "exec fuzz": 26516,
  "exec gen": 1399,
  "exec hints": 5598,
  "exec inject": 0,
  "exec minimize": 1102,
  "exec retries": 161,
  "exec seeds": 114,
  "exec smash": 929,
  "exec total [base]": 139319,
  "exec total [new]": 142692,
  "exec triage": 31246,
  "executor restarts": 870,
  "fault jobs": 0,
  "fuzzer jobs": 6,
  "fuzzing VMs [base]": 2,
  "fuzzing VMs [new]": 1,
  "hints jobs": 2,
  "max signal": 73526,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 623,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10075,
  "no exec duration": 10584489000000,
  "no exec requests": 34035,
  "pending": 191,
  "prog exec time": 317,
  "reproducing": 3,
  "rpc recv": 8184988460,
  "rpc sent": 747105824,
  "signal": 70080,
  "smash jobs": 0,
  "triage jobs": 4,
  "vm output": 14221496,
  "vm restarts [base]": 17,
  "vm restarts [new]": 217
}
2025/08/06 18:42:45 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:42:57 runner 6 connected
2025/08/06 18:43:03 runner 4 connected
2025/08/06 18:43:04 base crash: lost connection to test machine
2025/08/06 18:43:08 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:43:20 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:43:22 runner 8 connected
2025/08/06 18:43:45 runner 3 connected
2025/08/06 18:43:48 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:44:06 base: boot error: can't ssh into the instance
2025/08/06 18:44:07 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:44:07 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:44:10 reproducing crash 'WARNING in __perf_event_overflow': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f kernel/events/core.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:44:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:44:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:44:16 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:44:32 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:44:33 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:44:33 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:44:44 runner 6 connected
2025/08/06 18:44:47 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:44:47 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:44:57 runner 2 connected
2025/08/06 18:44:57 runner 5 connected
2025/08/06 18:45:07 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:45:07 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:45:10 runner 8 connected
2025/08/06 18:45:23 runner 4 connected
2025/08/06 18:45:29 base crash: lost connection to test machine
2025/08/06 18:45:30 reproducing crash 'WARNING in __perf_event_overflow': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f kernel/events/core.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:45:38 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:45:44 runner 9 connected
2025/08/06 18:45:52 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:45:53 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:45:56 runner 6 connected
2025/08/06 18:45:58 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:45:58 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:45:59 base crash: lost connection to test machine
2025/08/06 18:46:01 base crash: lost connection to test machine
2025/08/06 18:46:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:46:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:46:21 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:46:21 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:46:25 runner 1 connected
2025/08/06 18:46:41 runner 8 connected
2025/08/06 18:46:47 runner 4 connected
2025/08/06 18:46:49 runner 3 connected
2025/08/06 18:46:55 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:46:57 runner 0 connected
2025/08/06 18:46:57 runner 9 connected
2025/08/06 18:47:02 reproducing crash 'WARNING in __perf_event_overflow': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f kernel/events/core.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:47:02 repro finished 'WARNING in __perf_event_overflow', repro=true crepro=false desc='WARNING in __perf_event_overflow' hub=false from_dashboard=false
2025/08/06 18:47:02 found repro for "WARNING in __perf_event_overflow" (orig title: "-SAME-", reliability:  1), took 53.28 minutes
2025/08/06 18:47:02 "WARNING in __perf_event_overflow": saved crash log into 1754506022.crash.log
2025/08/06 18:47:02 "WARNING in __perf_event_overflow": saved repro log into 1754506022.repro.log
2025/08/06 18:47:02 failed to recv *flatrpc.InfoRequestRawT: unexpected EOF
2025/08/06 18:47:09 new: boot error: can't ssh into the instance
2025/08/06 18:47:10 runner 6 connected
2025/08/06 18:47:10 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:47:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 6,
  "corpus": 9568,
  "corpus [files]": 474,
  "corpus [symbols]": 472,
  "cover overflows": 7808,
  "coverage": 71014,
  "distributor delayed": 20578,
  "distributor undelayed": 20578,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 15620,
  "exec fuzz": 29225,
  "exec gen": 1556,
  "exec hints": 5991,
  "exec inject": 0,
  "exec minimize": 1133,
  "exec retries": 161,
  "exec seeds": 114,
  "exec smash": 929,
  "exec total [base]": 144757,
  "exec total [new]": 147521,
  "exec triage": 31303,
  "executor restarts": 915,
  "fault jobs": 0,
  "fuzzer jobs": 3,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 5,
  "hints jobs": 2,
  "max signal": 73548,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 645,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10092,
  "no exec duration": 10584638000000,
  "no exec requests": 34038,
  "pending": 199,
  "prog exec time": 461,
  "reproducing": 2,
  "rpc recv": 8749383460,
  "rpc sent": 799818376,
  "signal": 70080,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 15213683,
  "vm restarts [base]": 22,
  "vm restarts [new]": 230
}
2025/08/06 18:48:06 runner 0 connected
2025/08/06 18:48:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:48:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:48:23 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:48:40 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:48:40 repro finished 'WARNING in corrupted', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 18:48:40 found repro for "WARNING in xsk_create" (orig title: "WARNING in corrupted", reliability:  1), took 54.92 minutes
2025/08/06 18:48:40 start reproducing 'WARNING in corrupted'
2025/08/06 18:48:40 "WARNING in xsk_create": saved crash log into 1754506120.crash.log
2025/08/06 18:48:40 "WARNING in xsk_create": saved repro log into 1754506120.repro.log
2025/08/06 18:48:50 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:48:50 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:48:50 attempt #0 to run "WARNING in __perf_event_overflow" on base: crashed with WARNING in __perf_event_overflow
2025/08/06 18:48:50 crashes both: WARNING in __perf_event_overflow / WARNING in __perf_event_overflow
2025/08/06 18:49:02 base crash: lost connection to test machine
2025/08/06 18:49:08 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:49:08 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:49:09 runner 8 connected
2025/08/06 18:49:47 runner 0 connected
2025/08/06 18:49:47 runner 5 connected
2025/08/06 18:49:50 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:49:51 runner 2 connected
2025/08/06 18:49:55 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:50:06 runner 6 connected
2025/08/06 18:50:32 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 18:51:12 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:51:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:51:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:03 runner 6 connected
2025/08/06 18:52:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:52:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:13 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:52:18 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:52:18 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:19 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:52:19 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:25 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 18:52:25 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:52:25 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:30 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:52:30 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:52:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 14,
  "corpus": 9576,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 8399,
  "coverage": 71024,
  "distributor delayed": 20625,
  "distributor undelayed": 20623,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 18254,
  "exec fuzz": 34366,
  "exec gen": 1818,
  "exec hints": 6645,
  "exec inject": 0,
  "exec minimize": 1343,
  "exec retries": 166,
  "exec seeds": 138,
  "exec smash": 1129,
  "exec total [base]": 150787,
  "exec total [new]": 156714,
  "exec triage": 31381,
  "executor restarts": 939,
  "fault jobs": 0,
  "fuzzer jobs": 6,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 0,
  "hints jobs": 3,
  "max signal": 73597,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 751,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10120,
  "no exec duration": 10584816000000,
  "no exec requests": 34040,
  "pending": 207,
  "prog exec time": 0,
  "reproducing": 2,
  "rpc recv": 8982635948,
  "rpc sent": 866373616,
  "signal": 70090,
  "smash jobs": 0,
  "triage jobs": 3,
  "vm output": 16178280,
  "vm restarts [base]": 24,
  "vm restarts [new]": 235
}
2025/08/06 18:52:51 new: boot error: can't ssh into the instance
2025/08/06 18:52:58 runner 4 connected
2025/08/06 18:53:02 runner 0 connected
2025/08/06 18:53:07 runner 9 connected
2025/08/06 18:53:08 runner 5 connected
2025/08/06 18:53:20 runner 6 connected
2025/08/06 18:53:33 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:53:41 runner 7 connected
2025/08/06 18:54:12 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:54:22 runner 0 connected
2025/08/06 18:54:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:54:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:54:52 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:55:00 base crash: lost connection to test machine
2025/08/06 18:55:01 runner 7 connected
2025/08/06 18:55:15 runner 9 connected
2025/08/06 18:55:42 runner 0 connected
2025/08/06 18:55:48 runner 0 connected
2025/08/06 18:56:16 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:56:16 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:56:25 base crash: lost connection to test machine
2025/08/06 18:56:29 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:56:54 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:56:54 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:57:01 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:57:01 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:57:06 runner 9 connected
2025/08/06 18:57:08 new: boot error: can't ssh into the instance
2025/08/06 18:57:14 runner 3 connected
2025/08/06 18:57:19 runner 6 connected
2025/08/06 18:57:42 runner 7 connected
2025/08/06 18:57:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9578,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 8789,
  "coverage": 71028,
  "distributor delayed": 20665,
  "distributor undelayed": 20665,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 20147,
  "exec fuzz": 38072,
  "exec gen": 2001,
  "exec hints": 6683,
  "exec inject": 0,
  "exec minimize": 1419,
  "exec retries": 168,
  "exec seeds": 141,
  "exec smash": 1204,
  "exec total [base]": 157345,
  "exec total [new]": 162753,
  "exec triage": 31432,
  "executor restarts": 973,
  "fault jobs": 0,
  "fuzzer jobs": 1,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 4,
  "hints jobs": 1,
  "max signal": 73621,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 782,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10136,
  "no exec duration": 10584816000000,
  "no exec requests": 34040,
  "pending": 211,
  "prog exec time": 452,
  "reproducing": 2,
  "rpc recv": 9425382496,
  "rpc sent": 928012112,
  "signal": 70094,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 16930757,
  "vm restarts [base]": 26,
  "vm restarts [new]": 248
}
2025/08/06 18:57:57 runner 4 connected
2025/08/06 18:57:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:57:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:58:26 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:58:33 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:58:33 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:58:38 patched crashed: no output from test machine [need repro = false]
2025/08/06 18:58:40 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 18:58:42 base crash: lost connection to test machine
2025/08/06 18:58:48 runner 6 connected
2025/08/06 18:59:27 runner 5 connected
2025/08/06 18:59:28 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:59:28 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:59:31 runner 9 connected
2025/08/06 18:59:31 runner 2 connected
2025/08/06 18:59:32 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:59:32 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:59:46 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 18:59:54 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 18:59:54 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 18:59:56 new: boot error: can't ssh into the instance
2025/08/06 19:00:21 runner 7 connected
2025/08/06 19:00:43 runner 9 connected
2025/08/06 19:00:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:00:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:00:59 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:00:59 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:01:05 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:01:08 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:01:08 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:01:11 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:01:11 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:01:18 new: boot error: can't ssh into the instance
2025/08/06 19:01:48 runner 5 connected
2025/08/06 19:01:58 runner 0 connected
2025/08/06 19:02:00 runner 9 connected
2025/08/06 19:02:09 base crash: lost connection to test machine
2025/08/06 19:02:09 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:02:09 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:02:19 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:02:19 repro finished 'WARNING in xsk_create', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 19:02:19 found repro for "WARNING in xsk_create" (orig title: "-SAME-", reliability:  1), took 68.57 minutes
2025/08/06 19:02:19 start reproducing 'WARNING in xsk_create'
2025/08/06 19:02:19 "WARNING in xsk_create": saved crash log into 1754506939.crash.log
2025/08/06 19:02:19 "WARNING in xsk_create": saved repro log into 1754506939.repro.log
2025/08/06 19:02:26 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:02:30 base: boot error: can't ssh into the instance
2025/08/06 19:02:31 new: boot error: can't ssh into the instance
2025/08/06 19:02:33 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:02:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9578,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 9026,
  "coverage": 71028,
  "distributor delayed": 20684,
  "distributor undelayed": 20683,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 21393,
  "exec fuzz": 40402,
  "exec gen": 2127,
  "exec hints": 6842,
  "exec inject": 0,
  "exec minimize": 1419,
  "exec retries": 169,
  "exec seeds": 141,
  "exec smash": 1204,
  "exec total [base]": 163335,
  "exec total [new]": 166628,
  "exec triage": 31452,
  "executor restarts": 1007,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 1,
  "fuzzing VMs [new]": 1,
  "hints jobs": 1,
  "max signal": 73634,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 785,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10143,
  "no exec duration": 10584837000000,
  "no exec requests": 34041,
  "pending": 220,
  "prog exec time": 425,
  "reproducing": 2,
  "rpc recv": 9770085176,
  "rpc sent": 978071520,
  "signal": 70094,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 17502596,
  "vm restarts [base]": 27,
  "vm restarts [new]": 257
}
2025/08/06 19:02:57 runner 3 connected
2025/08/06 19:02:58 runner 5 connected
2025/08/06 19:03:15 runner 0 connected
2025/08/06 19:03:21 runner 8 connected
2025/08/06 19:03:39 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:03:48 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:03:50 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:03:50 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:04:11 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:04:11 patched-only: WARNING in xsk_create
2025/08/06 19:04:11 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 19:04:11 start reproducing 'WARNING in xsk_create (full)'
2025/08/06 19:04:21 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:04:28 runner 9 connected
2025/08/06 19:04:37 runner 8 connected
2025/08/06 19:04:39 runner 5 connected
2025/08/06 19:05:01 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:05:01 runner 0 connected
2025/08/06 19:05:02 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:05:04 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:05:27 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:05:29 base crash: lost connection to test machine
2025/08/06 19:05:30 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:05:49 runner 8 connected
2025/08/06 19:06:07 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:06:18 runner 5 connected
2025/08/06 19:06:19 reproducing crash 'no output/lost connection': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:06:40 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:07:11 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:07:18 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:07:36 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:07:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9579,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 9135,
  "coverage": 71029,
  "distributor delayed": 20710,
  "distributor undelayed": 20703,
  "distributor violated": 922,
  "exec candidate": 22555,
  "exec collide": 21970,
  "exec fuzz": 41558,
  "exec gen": 2178,
  "exec hints": 7035,
  "exec inject": 0,
  "exec minimize": 1425,
  "exec retries": 171,
  "exec seeds": 144,
  "exec smash": 1229,
  "exec total [base]": 165932,
  "exec total [new]": 168659,
  "exec triage": 31472,
  "executor restarts": 1033,
  "fault jobs": 0,
  "fuzzer jobs": 8,
  "fuzzing VMs [base]": 2,
  "fuzzing VMs [new]": 0,
  "hints jobs": 1,
  "max signal": 73650,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 794,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10154,
  "no exec duration": 10722043000000,
  "no exec requests": 34436,
  "pending": 220,
  "prog exec time": 0,
  "reproducing": 3,
  "rpc recv": 10082314584,
  "rpc sent": 1003041040,
  "signal": 70095,
  "smash jobs": 0,
  "triage jobs": 7,
  "vm output": 17927604,
  "vm restarts [base]": 29,
  "vm restarts [new]": 265
}
2025/08/06 19:08:00 runner 5 connected
2025/08/06 19:08:00 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:08:00 patched-only: WARNING in xsk_create
2025/08/06 19:08:00 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 19:08:07 runner 8 connected
2025/08/06 19:08:39 new: boot error: can't ssh into the instance
2025/08/06 19:08:50 runner 1 connected
2025/08/06 19:08:50 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:09:18 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:09:28 runner 4 connected
2025/08/06 19:09:33 new: boot error: can't ssh into the instance
2025/08/06 19:09:42 repro finished 'WARNING in xsk_create (full)', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 19:09:42 failed repro for "WARNING in xsk_create", err=failed to build program:
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE 

#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/epoll.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/swap.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/falloc.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/nl80211.h>
#include <linux/rfkill.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
	if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
		exit(sig);
	}
	uintptr_t addr = (uintptr_t)info->si_addr;
	const uintptr_t prog_start = 1 << 20;
	const uintptr_t prog_end = 100 << 20;
	int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
	int valid = addr < prog_start || addr > prog_end;
	if (skip && valid) {
		_longjmp(segv_env, 1);
	}
	exit(sig);
}

static void install_segv_handler(void)
{
	struct sigaction sa;
	memset(&sa, 0, sizeof(sa));
	sa.sa_handler = SIG_IGN;
	syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
	syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
	memset(&sa, 0, sizeof(sa));
	sa.sa_sigaction = segv_handler;
	sa.sa_flags = SA_NODEFER | SA_SIGINFO;
	sigaction(SIGSEGV, &sa, NULL);
	sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...) ({ int ok = 1; __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); if (_setjmp(segv_env) == 0) { __VA_ARGS__; } else ok = 0; __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); ok; })

static void sleep_ms(uint64_t ms)
{
	usleep(ms * 1000);
}

static uint64_t current_time_ms(void)
{
	struct timespec ts;
	if (clock_gettime(CLOCK_MONOTONIC, &ts))
	exit(1);
	return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}

static void use_temporary_dir(void)
{
	char tmpdir_template[] = "./syzkaller.XXXXXX";
	char* tmpdir = mkdtemp(tmpdir_template);
	if (!tmpdir)
	exit(1);
	if (chmod(tmpdir, 0777))
	exit(1);
	if (chdir(tmpdir))
	exit(1);
}

static void thread_start(void* (*fn)(void*), void* arg)
{
	pthread_t th;
	pthread_attr_t attr;
	pthread_attr_init(&attr);
	pthread_attr_setstacksize(&attr, 128 << 10);
	int i = 0;
	for (; i < 100; i++) {
		if (pthread_create(&th, &attr, fn, arg) == 0) {
			pthread_attr_destroy(&attr);
			return;
		}
		if (errno == EAGAIN) {
			usleep(50);
			continue;
		}
		break;
	}
	exit(1);
}

typedef struct {
	int state;
} event_t;

static void event_init(event_t* ev)
{
	ev->state = 0;
}

static void event_reset(event_t* ev)
{
	ev->state = 0;
}

static void event_set(event_t* ev)
{
	if (ev->state)
	exit(1);
	__atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
	syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
	while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
	return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
	uint64_t start = current_time_ms();
	uint64_t now = start;
	for (;;) {
		uint64_t remain = timeout - (now - start);
		struct timespec ts;
		ts.tv_sec = remain / 1000;
		ts.tv_nsec = (remain % 1000) * 1000 * 1000;
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
		if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
			return 1;
		now = current_time_ms();
		if (now - start > timeout)
			return 0;
	}
}

static bool write_file(const char* file, const char* what, ...)
{
	char buf[1024];
	va_list args;
	va_start(args, what);
	vsnprintf(buf, sizeof(buf), what, args);
	va_end(args);
	buf[sizeof(buf) - 1] = 0;
	int len = strlen(buf);
	int fd = open(file, O_WRONLY | O_CLOEXEC);
	if (fd == -1)
		return false;
	if (write(fd, buf, len) != len) {
		int err = errno;
		close(fd);
		errno = err;
		return false;
	}
	close(fd);
	return true;
}

struct nlmsg {
	char* pos;
	int nesting;
	struct nlattr* nested[8];
	char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
			 const void* data, int size)
{
	memset(nlmsg, 0, sizeof(*nlmsg));
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_type = typ;
	hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
	memcpy(hdr + 1, data, size);
	nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ,
			 const void* data, int size)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_len = sizeof(*attr) + size;
	attr->nla_type = typ;
	if (size > 0)
		memcpy(attr + 1, data, size);
	nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_type = typ;
	nlmsg->pos += sizeof(*attr);
	nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
	struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
	attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock,
			    uint16_t reply_type, int* reply_len, bool dofail)
{
	if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
	exit(1);
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
	struct sockaddr_nl addr;
	memset(&addr, 0, sizeof(addr));
	addr.nl_family = AF_NETLINK;
	ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0, (struct sockaddr*)&addr, sizeof(addr));
	if (n != (ssize_t)hdr->nlmsg_len) {
		if (dofail)
	exit(1);
		return -1;
	}
	n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	if (reply_len)
		*reply_len = 0;
	if (n < 0) {
		if (dofail)
	exit(1);
		return -1;
	}
	if (n < (ssize_t)sizeof(struct nlmsghdr)) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type == NLMSG_DONE)
		return 0;
	if (reply_len && hdr->nlmsg_type == reply_type) {
		*reply_len = n;
		return 0;
	}
	if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type != NLMSG_ERROR) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	errno = -((struct nlmsgerr*)(hdr + 1))->error;
	return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
	return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock, const char* family_name, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = CTRL_CMD_GETFAMILY;
	netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name, strnlen(family_name, GENL_NAMSIZ - 1) + 1);
	int n = 0;
	int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
	if (err < 0) {
		return -1;
	}
	uint16_t id = 0;
	struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
	for (; (char*)attr < nlmsg->buf + n; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
		if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
			id = *(uint16_t*)(attr + 1);
			break;
		}
	}
	if (!id) {
		errno = EINVAL;
		return -1;
	}
	recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	return id;
}

static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
			    unsigned int total_len)
{
	struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
	if (offset == total_len || offset + hdr->nlmsg_len > total_len)
		return -1;
	return hdr->nlmsg_len;
}

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
				    const char* name, bool up)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	if (name)
		netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
	netlink_nest(nlmsg, IFLA_LINKINFO);
	netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
			       const char* name)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
			     const char* peer)
{
	netlink_add_device_impl(nlmsg, "veth", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_nest(nlmsg, VETH_INFO_PEER);
	nlmsg->pos += sizeof(struct ifinfomsg);
	netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_xfrm(struct nlmsg* nlmsg, int sock, const char* name)
{
	netlink_add_device_impl(nlmsg, "xfrm", name, true);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int if_id = 1;
	netlink_attr(nlmsg, 2, &if_id, sizeof(if_id));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
			    const char* slave1, const char* slave2)
{
	netlink_add_device_impl(nlmsg, "hsr", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int ifindex1 = if_nametoindex(slave1);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
	int ifindex2 = if_nametoindex(slave2);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t id, uint16_t proto)
{
	netlink_add_device_impl(nlmsg, "vlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
	netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, "macvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	uint32_t mode = MACVLAN_MODE_BRIDGE;
	netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name, uint32_t vni, struct in_addr* addr4, struct in6_addr* addr6)
{
	netlink_add_device_impl(nlmsg, "geneve", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
	if (addr4)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
	if (addr6)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2

static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t mode, uint16_t flags)
{
	netlink_add_device_impl(nlmsg, "ipvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
	netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock, const char* name, bool up,
				  const char* master, const void* mac, int macsize,
				  const char* new_name)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	hdr.ifi_index = if_nametoindex(name);
	netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
	if (new_name)
		netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
	if (master) {
		int ifindex = if_nametoindex(master);
		netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
	}
	if (macsize)
		netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
			    const void* addr, int addrsize)
{
	struct ifaddrmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
	hdr.ifa_scope = RT_SCOPE_UNIVERSE;
	hdr.ifa_index = if_nametoindex(dev);
	netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
	netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
	return netlink_send(nlmsg, sock);
}

static void netlink_add_addr4(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in_addr in_addr;
	inet_pton(AF_INET, addr, &in_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
	if (err < 0) {
	}
}

static void netlink_add_addr6(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, addr, &in6_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
	if (err < 0) {
	}
}

static void netlink_add_neigh(struct nlmsg* nlmsg, int sock, const char* name,
			      const void* addr, int addrsize, const void* mac, int macsize)
{
	struct ndmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ndm_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ndm_ifindex = if_nametoindex(name);
	hdr.ndm_state = NUD_PERMANENT;
	netlink_init(nlmsg, RTM_NEWNEIGH, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, NDA_DST, addr, addrsize);
	netlink_attr(nlmsg, NDA_LLADDR, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static struct nlmsg nlmsg;

static int tunfd = -1;

#define TUN_IFACE "syz_tun"
#define LOCAL_MAC 0xaaaaaaaaaaaa
#define REMOTE_MAC 0xaaaaaaaaaabb
#define LOCAL_IPV4 "172.20.20.170"
#define REMOTE_IPV4 "172.20.20.187"
#define LOCAL_IPV6 "fe80::aa"
#define REMOTE_IPV6 "fe80::bb"

#define IFF_NAPI 0x0010

static void initialize_tun(void)
{
	tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
	if (tunfd == -1) {
		printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n");
		printf("otherwise fuzzing or reproducing might not work as intended\n");
		return;
	}
	const int kTunFd = 200;
	if (dup2(tunfd, kTunFd) < 0)
	exit(1);
	close(tunfd);
	tunfd = kTunFd;
	struct ifreq ifr;
	memset(&ifr, 0, sizeof(ifr));
	strncpy(ifr.ifr_name, TUN_IFACE, IFNAMSIZ);
	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
	if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) {
	exit(1);
	}
	char sysctl[64];
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/accept_dad", TUN_IFACE);
	write_file(sysctl, "0");
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/router_solicitations", TUN_IFACE);
	write_file(sysctl, "0");
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	netlink_add_addr4(&nlmsg, sock, TUN_IFACE, LOCAL_IPV4);
	netlink_add_addr6(&nlmsg, sock, TUN_IFACE, LOCAL_IPV6);
	uint64_t macaddr = REMOTE_MAC;
	struct in_addr in_addr;
	inet_pton(AF_INET, REMOTE_IPV4, &in_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in_addr, sizeof(in_addr), &macaddr, ETH_ALEN);
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, REMOTE_IPV6, &in6_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in6_addr, sizeof(in6_addr), &macaddr, ETH_ALEN);
	macaddr = LOCAL_MAC;
	netlink_device_change(&nlmsg, sock, TUN_IFACE, true, 0, &macaddr, ETH_ALEN, NULL);
	close(sock);
}

#define DEVLINK_FAMILY_NAME "devlink"

#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7

static struct nlmsg nlmsg2;

static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
				     const char* netdev_prefix)
{
	struct genlmsghdr genlhdr;
	int len, total_len, id, err, offset;
	uint16_t netdev_index;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1)
	exit(1);
	int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (rtsock == -1)
	exit(1);
	id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
	if (id == -1)
		goto error;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = DEVLINK_CMD_PORT_GET;
	netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
	netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
	err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
	if (err < 0) {
		goto error;
	}
	offset = 0;
	netdev_index = 0;
	while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
		struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
		for (; (char*)attr < nlmsg.buf + offset + len; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
			if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
				char* port_name;
				char netdev_name[IFNAMSIZ];
				port_name = (char*)(attr + 1);
				snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix, netdev_index);
				netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0, netdev_name);
				break;
			}
		}
		offset += len;
		netdev_index++;
	}
error:
	close(rtsock);
	close(sock);
}

#define WIFI_INITIAL_DEVICE_COUNT 2
#define WIFI_MAC_BASE { 0x08, 0x02, 0x11, 0x00, 0x00, 0x00}
#define WIFI_IBSS_BSSID { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50}
#define WIFI_IBSS_SSID { 0x10, 0x10, 0x10, 0x10, 0x10, 0x10}
#define WIFI_DEFAULT_FREQUENCY 2412
#define WIFI_DEFAULT_SIGNAL 0
#define WIFI_DEFAULT_RX_RATE 1
#define HWSIM_CMD_REGISTER 1
#define HWSIM_CMD_FRAME 2
#define HWSIM_CMD_NEW_RADIO 4
#define HWSIM_ATTR_SUPPORT_P2P_DEVICE 14
#define HWSIM_ATTR_PERM_ADDR 22

#define IF_OPER_UP 6
struct join_ibss_props {
	int wiphy_freq;
	bool wiphy_freq_fixed;
	uint8_t* mac;
	uint8_t* ssid;
	int ssid_len;
};

static int set_interface_state(const char* interface_name, int on)
{
	struct ifreq ifr;
	int sock = socket(AF_INET, SOCK_DGRAM, 0);
	if (sock < 0) {
		return -1;
	}
	memset(&ifr, 0, sizeof(ifr));
	strcpy(ifr.ifr_name, interface_name);
	int ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
	if (ret < 0) {
		close(sock);
		return -1;
	}
	if (on)
		ifr.ifr_flags |= IFF_UP;
	else
		ifr.ifr_flags &= ~IFF_UP;
	ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
	close(sock);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int nl80211_set_interface(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
				 uint32_t iftype, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_SET_INTERFACE;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_IFTYPE, &iftype, sizeof(iftype));
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int nl80211_join_ibss(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
			     struct join_ibss_props* props, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_JOIN_IBSS;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_SSID, props->ssid, props->ssid_len);
	netlink_attr(nlmsg, NL80211_ATTR_WIPHY_FREQ, &(props->wiphy_freq), sizeof(props->wiphy_freq));
	if (props->mac)
		netlink_attr(nlmsg, NL80211_ATTR_MAC, props->mac, ETH_ALEN);
	if (props->wiphy_freq_fixed)
		netlink_attr(nlmsg, NL80211_ATTR_FREQ_FIXED, NULL, 0);
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int get_ifla_operstate(struct nlmsg* nlmsg, int ifindex, bool dofail)
{
	struct ifinfomsg info;
	memset(&info, 0, sizeof(info));
	info.ifi_family = AF_UNSPEC;
	info.ifi_index = ifindex;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1) {
		return -1;
	}
	netlink_init(nlmsg, RTM_GETLINK, 0, &info, sizeof(info));
	int n;
	int err = netlink_send_ext(nlmsg, sock, RTM_NEWLINK, &n, dofail);
	close(sock);
	if (err) {
		return -1;
	}
	struct rtattr* attr = IFLA_RTA(NLMSG_DATA(nlmsg->buf));
	for (; RTA_OK(attr, n); attr = RTA_NEXT(attr, n)) {
		if (attr->rta_type == IFLA_OPERSTATE)
			return *((int32_t*)RTA_DATA(attr));
	}
	return -1;
}

static int await_ifla_operstate(struct nlmsg* nlmsg, char* interface, int operstate, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	while (true) {
		usleep(1000);
		int ret = get_ifla_operstate(nlmsg, ifindex, dofail);
		if (ret < 0)
			return ret;
		if (ret == operstate)
			return 0;
	}
	return 0;
}

static int nl80211_setup_ibss_interface(struct nlmsg* nlmsg, int sock, int nl80211_family_id, char* interface,
					struct join_ibss_props* ibss_props, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	if (ifindex == 0) {
		return -1;
	}
	int ret = nl80211_set_interface(nlmsg, sock, nl80211_family_id, ifindex, NL80211_IFTYPE_ADHOC, dofail);
	if (ret < 0) {
		return -1;
	}
	ret = set_interface_state(interface, 1);
	if (ret < 0) {
		return -1;
	}
	ret = nl80211_join_ibss(nlmsg, sock, nl80211_family_id, ifindex, ibss_props, dofail);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int hwsim80211_create_device(struct nlmsg* nlmsg, int sock, int hwsim_family, uint8_t mac_addr[ETH_ALEN])
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = HWSIM_CMD_NEW_RADIO;
	netlink_init(nlmsg, hwsim_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, HWSIM_ATTR_SUPPORT_P2P_DEVICE, NULL, 0);
	netlink_attr(nlmsg, HWSIM_ATTR_PERM_ADDR, mac_addr, ETH_ALEN);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
	return err;
}

static void initialize_wifi_devices(void)
{
	int rfkill = open("/dev/rfkill", O_RDWR);
	if (rfkill == -1)
	exit(1);
	struct rfkill_event event = {0};
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	if (write(rfkill, &event, sizeof(event)) != (ssize_t)(sizeof(event)))
	exit(1);
	close(rfkill);
	uint8_t mac_addr[6] = WIFI_MAC_BASE;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock < 0)
	exit(1);
	int hwsim_family_id = netlink_query_family_id(&nlmsg, sock, "MAC80211_HWSIM", true);
	int nl80211_family_id = netlink_query_family_id(&nlmsg, sock, "nl80211", true);
	if (hwsim_family_id < 0 || nl80211_family_id < 0)
	exit(1);
	uint8_t ssid[] = WIFI_IBSS_SSID;
	uint8_t bssid[] = WIFI_IBSS_BSSID;
	struct join_ibss_props ibss_props = {
	    .wiphy_freq = WIFI_DEFAULT_FREQUENCY, .wiphy_freq_fixed = true, .mac = bssid, .ssid = ssid, .ssid_len = sizeof(ssid)};
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		mac_addr[5] = device_id;
		int ret = hwsim80211_create_device(&nlmsg, sock, hwsim_family_id, mac_addr);
		if (ret < 0)
	exit(1);
		char interface[6] = "wlan0";
		interface[4] += device_id;
		if (nl80211_setup_ibss_interface(&nlmsg, sock, nl80211_family_id, interface, &ibss_props, true) < 0)
	exit(1);
	}
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		char interface[6] = "wlan0";
		interface[4] += device_id;
		int ret = await_ifla_operstate(&nlmsg, interface, IF_OPER_UP, true);
		if (ret < 0)
	exit(1);
	}
	close(sock);
}

static int runcmdline(char* cmdline)
{
	int ret = system(cmdline);
	if (ret) {
	}
	return ret;
}

#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa

static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
	write_file("/sys/bus/netdevsim/del_device", "%u", addr);
	if (write_file("/sys/bus/netdevsim/new_device", "%u %u", addr, port_count)) {
		char buf[32];
		snprintf(buf, sizeof(buf), "netdevsim%d", addr);
		initialize_devlink_ports("netdevsim", buf, "netdevsim");
	}
}

#define WG_GENL_NAME "wireguard"
enum wg_cmd {
	WG_CMD_GET_DEVICE,
	WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
	WGDEVICE_A_UNSPEC,
	WGDEVICE_A_IFINDEX,
	WGDEVICE_A_IFNAME,
	WGDEVICE_A_PRIVATE_KEY,
	WGDEVICE_A_PUBLIC_KEY,
	WGDEVICE_A_FLAGS,
	WGDEVICE_A_LISTEN_PORT,
	WGDEVICE_A_FWMARK,
	WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
	WGPEER_A_UNSPEC,
	WGPEER_A_PUBLIC_KEY,
	WGPEER_A_PRESHARED_KEY,
	WGPEER_A_FLAGS,
	WGPEER_A_ENDPOINT,
	WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
	WGPEER_A_LAST_HANDSHAKE_TIME,
	WGPEER_A_RX_BYTES,
	WGPEER_A_TX_BYTES,
	WGPEER_A_ALLOWEDIPS,
	WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
	WGALLOWEDIP_A_UNSPEC,
	WGALLOWEDIP_A_FAMILY,
	WGALLOWEDIP_A_IPADDR,
	WGALLOWEDIP_A_CIDR_MASK,
};

static void netlink_wireguard_setup(void)
{
	const char ifname_a[] = "wg0";
	const char ifname_b[] = "wg1";
	const char ifname_c[] = "wg2";
	const char private_a[] = "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
	const char private_b[] = "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
	const char private_c[] = "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
	const char public_a[] = "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
	const char public_b[] = "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
	const char public_c[] = "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
	const uint16_t listen_a = 20001;
	const uint16_t listen_b = 20002;
	const uint16_t listen_c = 20003;
	const uint16_t af_inet = AF_INET;
	const uint16_t af_inet6 = AF_INET6;
	const struct sockaddr_in endpoint_b_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_b),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	const struct sockaddr_in endpoint_c_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_c),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	struct sockaddr_in6 endpoint_a_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_a)};
	endpoint_a_v6.sin6_addr = in6addr_loopback;
	struct sockaddr_in6 endpoint_c_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_c)};
	endpoint_c_v6.sin6_addr = in6addr_loopback;
	const struct in_addr first_half_v4 = {0};
	const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
	const struct in6_addr first_half_v6 = {{{0}}};
	const struct in6_addr second_half_v6 = {{{0x80}}};
	const uint8_t half_cidr = 1;
	const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
	struct genlmsghdr genlhdr = {
	    .cmd = WG_CMD_SET_DEVICE,
	    .version = 1};
	int sock;
	int id, err;
	sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1) {
		return;
	}
	id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
	if (id == -1)
		goto error;
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[0], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6, sizeof(endpoint_c_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[1], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[2], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4, sizeof(endpoint_c_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[3], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[4], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[5], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}

error:
	close(sock);
}

static void initialize_netdevices(void)
{
	char netdevsim[16];
	sprintf(netdevsim, "netdevsim%d", (int)procid);
	struct {
		const char* type;
		const char* dev;
	} devtypes[] = {
	    {"ip6gretap", "ip6gretap0"},
	    {"bridge", "bridge0"},
	    {"vcan", "vcan0"},
	    {"bond", "bond0"},
	    {"team", "team0"},
	    {"dummy", "dummy0"},
	    {"nlmon", "nlmon0"},
	    {"caif", "caif0"},
	    {"batadv", "batadv0"},
	    {"vxcan", "vxcan1"},
	    {"veth", 0},
	    {"wireguard", "wg0"},
	    {"wireguard", "wg1"},
	    {"wireguard", "wg2"},
	};
	const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
	struct {
		const char* name;
		int macsize;
		bool noipv6;
	} devices[] = {
	    {"lo", ETH_ALEN},
	    {"sit0", 0},
	    {"bridge0", ETH_ALEN},
	    {"vcan0", 0, true},
	    {"tunl0", 0},
	    {"gre0", 0},
	    {"gretap0", ETH_ALEN},
	    {"ip_vti0", 0},
	    {"ip6_vti0", 0},
	    {"ip6tnl0", 0},
	    {"ip6gre0", 0},
	    {"ip6gretap0", ETH_ALEN},
	    {"erspan0", ETH_ALEN},
	    {"bond0", ETH_ALEN},
	    {"veth0", ETH_ALEN},
	    {"veth1", ETH_ALEN},
	    {"team0", ETH_ALEN},
	    {"veth0_to_bridge", ETH_ALEN},
	    {"veth1_to_bridge", ETH_ALEN},
	    {"veth0_to_bond", ETH_ALEN},
	    {"veth1_to_bond", ETH_ALEN},
	    {"veth0_to_team", ETH_ALEN},
	    {"veth1_to_team", ETH_ALEN},
	    {"veth0_to_hsr", ETH_ALEN},
	    {"veth1_to_hsr", ETH_ALEN},
	    {"hsr0", 0},
	    {"dummy0", ETH_ALEN},
	    {"nlmon0", 0},
	    {"vxcan0", 0, true},
	    {"vxcan1", 0, true},
	    {"caif0", ETH_ALEN},
	    {"batadv0", ETH_ALEN},
	    {netdevsim, ETH_ALEN},
	    {"xfrm0", ETH_ALEN},
	    {"veth0_virt_wifi", ETH_ALEN},
	    {"veth1_virt_wifi", ETH_ALEN},
	    {"virt_wifi0", ETH_ALEN},
	    {"veth0_vlan", ETH_ALEN},
	    {"veth1_vlan", ETH_ALEN},
	    {"vlan0", ETH_ALEN},
	    {"vlan1", ETH_ALEN},
	    {"macvlan0", ETH_ALEN},
	    {"macvlan1", ETH_ALEN},
	    {"ipvlan0", ETH_ALEN},
	    {"ipvlan1", ETH_ALEN},
	    {"veth0_macvtap", ETH_ALEN},
	    {"veth1_macvtap", ETH_ALEN},
	    {"macvtap0", ETH_ALEN},
	    {"macsec0", ETH_ALEN},
	    {"veth0_to_batadv", ETH_ALEN},
	    {"veth1_to_batadv", ETH_ALEN},
	    {"batadv_slave_0", ETH_ALEN},
	    {"batadv_slave_1", ETH_ALEN},
	    {"geneve0", ETH_ALEN},
	    {"geneve1", ETH_ALEN},
	    {"wg0", 0},
	    {"wg1", 0},
	    {"wg2", 0},
	};
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
		netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
	for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
		char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
		sprintf(slave0, "%s_slave_0", devmasters[i]);
		sprintf(veth0, "veth0_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave0, veth0);
		sprintf(slave1, "%s_slave_1", devmasters[i]);
		sprintf(veth1, "veth1_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave1, veth1);
		sprintf(master, "%s0", devmasters[i]);
		netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
		netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
	}
	netlink_add_xfrm(&nlmsg, sock, "xfrm0");
	netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
	netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
	netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
	netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
	netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0", "veth1_virt_wifi");
	netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
	netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
	netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
	netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
	netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S, IPVLAN_F_VEPA);
	netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
	netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
	netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
	char addr[32];
	sprintf(addr, DEV_IPV4, 14 + 10);
	struct in_addr geneve_addr4;
	if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
	exit(1);
	struct in6_addr geneve_addr6;
	if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
	exit(1);
	netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
	netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
	netdevsim_add((int)procid, 4);
	netlink_wireguard_setup();
	for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
		char addr[32];
		sprintf(addr, DEV_IPV4, i + 10);
		netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
		if (!devices[i].noipv6) {
			sprintf(addr, DEV_IPV6, i + 10);
			netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
		}
		uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
		netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr, devices[i].macsize, NULL);
	}
	close(sock);
}
static void initialize_netdevices_init(void)
{
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	struct {
		const char* type;
		int macsize;
		bool noipv6;
		bool noup;
	} devtypes[] = {
	    {"nr", 7, true},
	    {"rose", 5, true, true},
	};
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
		char dev[32], addr[32];
		sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
		sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
		netlink_add_addr4(&nlmsg, sock, dev, addr);
		if (!devtypes[i].noipv6) {
			sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
			netlink_add_addr6(&nlmsg, sock, dev, addr);
		}
		int macsize = devtypes[i].macsize;
		uint64_t macaddr = 0xbbbbbb + ((unsigned long long)i << (8 * (macsize - 2))) +
				 (procid << (8 * (macsize - 1)));
		netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr, macsize, NULL);
	}
	close(sock);

}

static int read_tun(char* data, int size)
{
	if (tunfd < 0)
		return -1;
	int rv = read(tunfd, data, size);
	if (rv < 0) {
		if (errno == EAGAIN || errno == EBADF || errno == EBADFD)
			return -1;
	exit(1);
	}
	return rv;
}

static void flush_tun()
{
	char data[1000];
	while (read_tun(&data[0], sizeof(data)) != -1) {
	}
}

#define MAX_FDS 30

#define BTPROTO_HCI 1
#define ACL_LINK 1
#define SCAN_PAGE 2

typedef struct {
	uint8_t b[6];
} __attribute__((packed)) bdaddr_t;

#define HCI_COMMAND_PKT 1
#define HCI_EVENT_PKT 4
#define HCI_VENDOR_PKT 0xff

struct hci_command_hdr {
	uint16_t opcode;
	uint8_t plen;
} __attribute__((packed));

struct hci_event_hdr {
	uint8_t evt;
	uint8_t plen;
} __attribute__((packed));

#define HCI_EV_CONN_COMPLETE 0x03
struct hci_ev_conn_complete {
	uint8_t status;
	uint16_t handle;
	bdaddr_t bdaddr;
	uint8_t link_type;
	uint8_t encr_mode;
} __attribute__((packed));

#define HCI_EV_CONN_REQUEST 0x04
struct hci_ev_conn_request {
	bdaddr_t bdaddr;
	uint8_t dev_class[3];
	uint8_t link_type;
} __attribute__((packed));

#define HCI_EV_REMOTE_FEATURES 0x0b
struct hci_ev_remote_features {
	uint8_t status;
	uint16_t handle;
	uint8_t features[8];
} __attribute__((packed));

#define HCI_EV_CMD_COMPLETE 0x0e
struct hci_ev_cmd_complete {
	uint8_t ncmd;
	uint16_t opcode;
} __attribute__((packed));

#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a

#define HCI_OP_READ_BUFFER_SIZE 0x1005
struct hci_rp_read_buffer_size {
	uint8_t status;
	uint16_t acl_mtu;
	uint8_t sco_mtu;
	uint16_t acl_max_pkt;
	uint16_t sco_max_pkt;
} __attribute__((packed));

#define HCI_OP_READ_BD_ADDR 0x1009
struct hci_rp_read_bd_addr {
	uint8_t status;
	bdaddr_t bdaddr;
} __attribute__((packed));

#define HCI_EV_LE_META 0x3e
struct hci_ev_le_meta {
	uint8_t subevent;
} __attribute__((packed));

#define HCI_EV_LE_CONN_COMPLETE 0x01
struct hci_ev_le_conn_complete {
	uint8_t status;
	uint16_t handle;
	uint8_t role;
	uint8_t bdaddr_type;
	bdaddr_t bdaddr;
	uint16_t interval;
	uint16_t latency;
	uint16_t supervision_timeout;
	uint8_t clk_accurancy;
} __attribute__((packed));

struct hci_dev_req {
	uint16_t dev_id;
	uint32_t dev_opt;
};

struct vhci_vendor_pkt_request {
	uint8_t type;
	uint8_t opcode;
} __attribute__((packed));

struct vhci_pkt {
	uint8_t type;
	union {
		struct {
			uint8_t opcode;
			uint16_t id;
		} __attribute__((packed)) vendor_pkt;
		struct hci_command_hdr command_hdr;
	};
} __attribute__((packed));

#define HCIDEVUP _IOW('H', 201, int)
#define HCISETSCAN _IOW('H', 221, int)

static int vhci_fd = -1;

static void rfkill_unblock_all()
{
	int fd = open("/dev/rfkill", O_WRONLY);
	if (fd < 0)
	exit(1);
	struct rfkill_event event = {0};
	event.idx = 0;
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	event.soft = 0;
	event.hard = 0;
	if (write(fd, &event, sizeof(event)) < 0)
	exit(1);
	close(fd);
}

static void hci_send_event_packet(int fd, uint8_t evt, void* data, size_t data_len)
{
	struct iovec iv[3];
	struct hci_event_hdr hdr;
	hdr.evt = evt;
	hdr.plen = data_len;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = data;
	iv[2].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static void hci_send_event_cmd_complete(int fd, uint16_t opcode, void* data, size_t data_len)
{
	struct iovec iv[4];
	struct hci_event_hdr hdr;
	hdr.evt = HCI_EV_CMD_COMPLETE;
	hdr.plen = sizeof(struct hci_ev_cmd_complete) + data_len;
	struct hci_ev_cmd_complete evt_hdr;
	evt_hdr.ncmd = 1;
	evt_hdr.opcode = opcode;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = &evt_hdr;
	iv[2].iov_len = sizeof(evt_hdr);
	iv[3].iov_base = data;
	iv[3].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static bool process_command_pkt(int fd, char* buf, ssize_t buf_size)
{
	struct hci_command_hdr* hdr = (struct hci_command_hdr*)buf;
	if (buf_size < (ssize_t)sizeof(struct hci_command_hdr) ||
	    hdr->plen != buf_size - sizeof(struct hci_command_hdr))
	exit(1);
	switch (hdr->opcode) {
	case HCI_OP_WRITE_SCAN_ENABLE: {
		uint8_t status = 0;
		hci_send_event_cmd_complete(fd, hdr->opcode, &status, sizeof(status));
		return true;
	}
	case HCI_OP_READ_BD_ADDR: {
		struct hci_rp_read_bd_addr rp = {0};
		rp.status = 0;
		memset(&rp.bdaddr, 0xaa, 6);
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	case HCI_OP_READ_BUFFER_SIZE: {
		struct hci_rp_read_buffer_size rp = {0};
		rp.status = 0;
		rp.acl_mtu = 1021;
		rp.sco_mtu = 96;
		rp.acl_max_pkt = 4;
		rp.sco_max_pkt = 6;
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	}
	char dummy[0xf9] = {0};
	hci_send_event_cmd_complete(fd, hdr->opcode, dummy, sizeof(dummy));
	return false;
}

static void* event_thread(void* arg)
{
	while (1) {
		char buf[1024] = {0};
		ssize_t buf_size = read(vhci_fd, buf, sizeof(buf));
		if (buf_size < 0)
	exit(1);
		if (buf_size > 0 && buf[0] == HCI_COMMAND_PKT) {
			if (process_command_pkt(vhci_fd, buf + 1, buf_size - 1))
				break;
		}
	}
	return NULL;
}
#define HCI_HANDLE_1 200
#define HCI_HANDLE_2 201

#define HCI_PRIMARY 0
#define HCI_OP_RESET 0x0c03

static void initialize_vhci()
{
	int hci_sock = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
	if (hci_sock < 0)
	exit(1);
	vhci_fd = open("/dev/vhci", O_RDWR);
	if (vhci_fd == -1)
	exit(1);
	const int kVhciFd = 202;
	if (dup2(vhci_fd, kVhciFd) < 0)
	exit(1);
	close(vhci_fd);
	vhci_fd = kVhciFd;
	struct vhci_vendor_pkt_request vendor_pkt_req = {HCI_VENDOR_PKT, HCI_PRIMARY};
	if (write(vhci_fd, &vendor_pkt_req, sizeof(vendor_pkt_req)) != sizeof(vendor_pkt_req))
	exit(1);
	struct vhci_pkt vhci_pkt;
	if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	if (vhci_pkt.type == HCI_COMMAND_PKT && vhci_pkt.command_hdr.opcode == HCI_OP_RESET) {
		char response[1] = {0};
		hci_send_event_cmd_complete(vhci_fd, HCI_OP_RESET, response, sizeof(response));
		if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	}
	if (vhci_pkt.type != HCI_VENDOR_PKT)
	exit(1);
	int dev_id = vhci_pkt.vendor_pkt.id;
	pthread_t th;
	if (pthread_create(&th, NULL, event_thread, NULL))
	exit(1);
	int ret = ioctl(hci_sock, HCIDEVUP, dev_id);
	if (ret) {
		if (errno == ERFKILL) {
			rfkill_unblock_all();
			ret = ioctl(hci_sock, HCIDEVUP, dev_id);
		}
		if (ret && errno != EALREADY)
	exit(1);
	}
	struct hci_dev_req dr = {0};
	dr.dev_id = dev_id;
	dr.dev_opt = SCAN_PAGE;
	if (ioctl(hci_sock, HCISETSCAN, &dr))
	exit(1);
	struct hci_ev_conn_request request;
	memset(&request, 0, sizeof(request));
	memset(&request.bdaddr, 0xaa, 6);
	*(uint8_t*)&request.bdaddr.b[5] = 0x10;
	request.link_type = ACL_LINK;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_REQUEST, &request, sizeof(request));
	struct hci_ev_conn_complete complete;
	memset(&complete, 0, sizeof(complete));
	complete.status = 0;
	complete.handle = HCI_HANDLE_1;
	memset(&complete.bdaddr, 0xaa, 6);
	*(uint8_t*)&complete.bdaddr.b[5] = 0x10;
	complete.link_type = ACL_LINK;
	complete.encr_mode = 0;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_COMPLETE, &complete, sizeof(complete));
	struct hci_ev_remote_features features;
	memset(&features, 0, sizeof(features));
	features.status = 0;
	features.handle = HCI_HANDLE_1;
	hci_send_event_packet(vhci_fd, HCI_EV_REMOTE_FEATURES, &features, sizeof(features));
	struct {
		struct hci_ev_le_meta le_meta;
		struct hci_ev_le_conn_complete le_conn;
	} le_conn;
	memset(&le_conn, 0, sizeof(le_conn));
	le_conn.le_meta.subevent = HCI_EV_LE_CONN_COMPLETE;
	memset(&le_conn.le_conn.bdaddr, 0xaa, 6);
	*(uint8_t*)&le_conn.le_conn.bdaddr.b[5] = 0x11;
	le_conn.le_conn.role = 1;
	le_conn.le_conn.handle = HCI_HANDLE_2;
	hci_send_event_packet(vhci_fd, HCI_EV_LE_META, &le_conn, sizeof(le_conn));
	pthread_join(th, NULL);
	close(hci_sock);
}

#define XT_TABLE_SIZE 1536
#define XT_MAX_ENTRIES 10

struct xt_counters {
	uint64_t pcnt, bcnt;
};

struct ipt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_entries;
	unsigned int size;
};

struct ipt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_table_desc {
	const char* name;
	struct ipt_getinfo info;
	struct ipt_replace replace;
};

static struct ipt_table_desc ipv4_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

static struct ipt_table_desc ipv6_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

#define IPT_BASE_CTL 64
#define IPT_SO_SET_REPLACE (IPT_BASE_CTL)
#define IPT_SO_GET_INFO (IPT_BASE_CTL)
#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1)

struct arpt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_entries;
	unsigned int size;
};

struct arpt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_table_desc {
	const char* name;
	struct arpt_getinfo info;
	struct arpt_replace replace;
};

static struct arpt_table_desc arpt_tables[] = {
    {.name = "filter"},
};

#define ARPT_BASE_CTL 96
#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL)
#define ARPT_SO_GET_INFO (ARPT_BASE_CTL)
#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1)

static void checkpoint_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct ipt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct ipt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct ipt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, level, IPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_arptables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct arpt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_arptables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct arpt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct arpt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		} else {
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, SOL_IP, ARPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

#define NF_BR_NUMHOOKS 6
#define EBT_TABLE_MAXNAMELEN 32
#define EBT_CHAIN_MAXNAMELEN 32
#define EBT_BASE_CTL 128
#define EBT_SO_SET_ENTRIES (EBT_BASE_CTL)
#define EBT_SO_GET_INFO (EBT_BASE_CTL)
#define EBT_SO_GET_ENTRIES (EBT_SO_GET_INFO + 1)
#define EBT_SO_GET_INIT_INFO (EBT_SO_GET_ENTRIES + 1)
#define EBT_SO_GET_INIT_ENTRIES (EBT_SO_GET_INIT_INFO + 1)

struct ebt_replace {
	char name[EBT_TABLE_MAXNAMELEN];
	unsigned int valid_hooks;
	unsigned int nentries;
	unsigned int entries_size;
	struct ebt_entries* hook_entry[NF_BR_NUMHOOKS];
	unsigned int num_counters;
	struct ebt_counter* counters;
	char* entries;
};

struct ebt_entries {
	unsigned int distinguisher;
	char name[EBT_CHAIN_MAXNAMELEN];
	unsigned int counter_offset;
	int policy;
	unsigned int nentries;
	char data[0] __attribute__((aligned(__alignof__(struct ebt_replace))));
};

struct ebt_table_desc {
	const char* name;
	struct ebt_replace replace;
	char entrytable[XT_TABLE_SIZE];
};

static struct ebt_table_desc ebt_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "broute"},
};

static void checkpoint_ebtables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (size_t i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_INFO, &table->replace, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->replace.entries_size > sizeof(table->entrytable))
	exit(1);
		table->replace.num_counters = 0;
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_ENTRIES, &table->replace, &optlen))
	exit(1);
	}
	close(fd);
}

static void reset_ebtables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		if (table->replace.valid_hooks == 0)
			continue;
		struct ebt_replace replace;
		memset(&replace, 0, sizeof(replace));
		strcpy(replace.name, table->name);
		socklen_t optlen = sizeof(replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INFO, &replace, &optlen))
	exit(1);
		replace.num_counters = 0;
		table->replace.entries = 0;
		for (unsigned h = 0; h < NF_BR_NUMHOOKS; h++)
			table->replace.hook_entry[h] = 0;
		if (memcmp(&table->replace, &replace, sizeof(table->replace)) == 0) {
			char entrytable[XT_TABLE_SIZE];
			memset(&entrytable, 0, sizeof(entrytable));
			replace.entries = entrytable;
			optlen = sizeof(replace) + replace.entries_size;
			if (getsockopt(fd, SOL_IP, EBT_SO_GET_ENTRIES, &replace, &optlen))
	exit(1);
			if (memcmp(table->entrytable, entrytable, replace.entries_size) == 0)
				continue;
		}
		for (unsigned j = 0, h = 0; h < NF_BR_NUMHOOKS; h++) {
			if (table->replace.valid_hooks & (1 << h)) {
				table->replace.hook_entry[h] = (struct ebt_entries*)table->entrytable + j;
				j++;
			}
		}
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (setsockopt(fd, SOL_IP, EBT_SO_SET_ENTRIES, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_net_namespace(void)
{
	checkpoint_ebtables();
	checkpoint_arptables();
	checkpoint_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	checkpoint_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void reset_net_namespace(void)
{
	reset_ebtables();
	reset_arptables();
	reset_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	reset_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void mount_cgroups(const char* dir, const char** controllers, int count)
{
	if (mkdir(dir, 0777)) {
		return;
	}
	char enabled[128] = {0};
	int i = 0;
	for (; i < count; i++) {
		if (mount("none", dir, "cgroup", 0, controllers[i])) {
			continue;
		}
		umount(dir);
		strcat(enabled, ",");
		strcat(enabled, controllers[i]);
	}
	if (enabled[0] == 0) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
		return;
	}
	if (mount("none", dir, "cgroup", 0, enabled + 1)) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
	}
	if (chmod(dir, 0777)) {
	}
}

static void mount_cgroups2(const char** controllers, int count)
{
	if (mkdir("/syzcgroup/unified", 0777)) {
		return;
	}
	if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) {
		if (rmdir("/syzcgroup/unified") && errno != EBUSY)
	exit(1);
		return;
	}
	if (chmod("/syzcgroup/unified", 0777)) {
	}
	int control = open("/syzcgroup/unified/cgroup.subtree_control", O_WRONLY);
	if (control == -1)
		return;
	int i;
	for (i = 0; i < count; i++)
		if (write(control, controllers[i], strlen(controllers[i])) < 0) {
		}
	close(control);
}

static void setup_cgroups()
{
	const char* unified_controllers[] = {"+cpu", "+io", "+pids"};
	const char* net_controllers[] = {"net", "net_prio", "devices", "blkio", "freezer"};
	const char* cpu_controllers[] = {"cpuset", "cpuacct", "hugetlb", "rlimit", "memory"};
	if (mkdir("/syzcgroup", 0777)) {
		return;
	}
	mount_cgroups2(unified_controllers, sizeof(unified_controllers) / sizeof(unified_controllers[0]));
	mount_cgroups("/syzcgroup/net", net_controllers, sizeof(net_controllers) / sizeof(net_controllers[0]));
	mount_cgroups("/syzcgroup/cpu", cpu_controllers, sizeof(cpu_controllers) / sizeof(cpu_controllers[0]));
	write_file("/syzcgroup/cpu/cgroup.clone_children", "1");
	write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1");
}

static void setup_cgroups_loop()
{
	int pid = getpid();
	char file[128];
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/pids.max", cgroupdir);
	write_file(file, "32");
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(file, sizeof(file), "%s/memory.soft_limit_in_bytes", cgroupdir);
	write_file(file, "%d", 299 << 20);
	snprintf(file, sizeof(file), "%s/memory.limit_in_bytes", cgroupdir);
	write_file(file, "%d", 300 << 20);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
}

static void setup_cgroups_test()
{
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.cpu")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.net")) {
	}
}

static void initialize_cgroups()
{
	if (mkdir("./syz-tmp/newroot/syzcgroup", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/net", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, bind_mount_flags, NULL)) {
	}
}

static void setup_gadgetfs();
static void setup_binderfs();
static void setup_fusectl();
static void sandbox_common_mount_tmpfs(void)
{
	write_file("/proc/sys/fs/mount-max", "100000");
	if (mkdir("./syz-tmp", 0777))
	exit(1);
	if (mount("", "./syz-tmp", "tmpfs", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot", 0777))
	exit(1);
	if (mkdir("./syz-tmp/newroot/dev", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/dev", "./syz-tmp/newroot/dev", NULL, bind_mount_flags, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/proc", 0700))
	exit(1);
	if (mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/selinux", 0700))
	exit(1);
	const char* selinux_path = "./syz-tmp/newroot/selinux";
	if (mount("/selinux", selinux_path, NULL, bind_mount_flags, NULL)) {
		if (errno != ENOENT)
	exit(1);
		if (mount("/sys/fs/selinux", selinux_path, NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	}
	if (mkdir("./syz-tmp/newroot/sys", 0700))
	exit(1);
	if (mount("/sys", "./syz-tmp/newroot/sys", 0, bind_mount_flags, NULL))
	exit(1);
	if (mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mkdir("./syz-tmp/newroot/syz-inputs", 0700))
	exit(1);
	if (mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, bind_mount_flags | MS_RDONLY, NULL) && errno != ENOENT)
	exit(1);
	initialize_cgroups();
	if (mkdir("./syz-tmp/pivot", 0777))
	exit(1);
	if (syscall(SYS_pivot_root, "./syz-tmp", "./syz-tmp/pivot")) {
		if (chdir("./syz-tmp"))
	exit(1);
	} else {
		if (chdir("/"))
	exit(1);
		if (umount2("./pivot", MNT_DETACH))
	exit(1);
	}
	if (chroot("./newroot"))
	exit(1);
	if (chdir("/"))
	exit(1);
	setup_gadgetfs();
	setup_binderfs();
	setup_fusectl();
}

static void setup_gadgetfs()
{
	if (mkdir("/dev/gadgetfs", 0777)) {
	}
	if (mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL)) {
	}
}

static void setup_fusectl()
{
	if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
	}
}

static void setup_binderfs()
{
	if (mkdir("/dev/binderfs", 0777)) {
	}
	if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) {
	}
}

static void loop();

static void sandbox_common()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	if (getppid() == 1)
	exit(1);
	struct rlimit rlim;
	rlim.rlim_cur = rlim.rlim_max = (200 << 20);
	setrlimit(RLIMIT_AS, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 32 << 20;
	setrlimit(RLIMIT_MEMLOCK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 136 << 20;
	setrlimit(RLIMIT_FSIZE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 1 << 20;
	setrlimit(RLIMIT_STACK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 128 << 20;
	setrlimit(RLIMIT_CORE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 256;
	setrlimit(RLIMIT_NOFILE, &rlim);
	if (unshare(CLONE_NEWNS)) {
	}
	if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
	}
	if (unshare(CLONE_NEWIPC)) {
	}
	if (unshare(0x02000000)) {
	}
	if (unshare(CLONE_NEWUTS)) {
	}
	if (unshare(CLONE_SYSVSEM)) {
	}
	typedef struct {
		const char* name;
		const char* value;
	} sysctl_t;
	static const sysctl_t sysctls[] = {
	    {"/proc/sys/kernel/shmmax", "16777216"},
	    {"/proc/sys/kernel/shmall", "536870912"},
	    {"/proc/sys/kernel/shmmni", "1024"},
	    {"/proc/sys/kernel/msgmax", "8192"},
	    {"/proc/sys/kernel/msgmni", "1024"},
	    {"/proc/sys/kernel/msgmnb", "1024"},
	    {"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
	};
	unsigned i;
	for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
		write_file(sysctls[i].name, sysctls[i].value);
}

static int wait_for_loop(int pid)
{
	if (pid < 0)
	exit(1);
	int status = 0;
	while (waitpid(-1, &status, __WALL) != pid) {
	}
	return WEXITSTATUS(status);
}

static void drop_caps(void)
{
	struct __user_cap_header_struct cap_hdr = {};
	struct __user_cap_data_struct cap_data[2] = {};
	cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
	cap_hdr.pid = getpid();
	if (syscall(SYS_capget, &cap_hdr, &cap_data))
	exit(1);
	const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
	cap_data[0].effective &= ~drop;
	cap_data[0].permitted &= ~drop;
	cap_data[0].inheritable &= ~drop;
	if (syscall(SYS_capset, &cap_hdr, &cap_data))
	exit(1);
}

static int do_sandbox_none(void)
{
	if (unshare(CLONE_NEWPID)) {
	}
	int pid = fork();
	if (pid != 0)
		return wait_for_loop(pid);
	initialize_vhci();
	sandbox_common();
	drop_caps();
	initialize_netdevices_init();
	if (unshare(CLONE_NEWNET)) {
	}
	write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
	initialize_tun();
	initialize_netdevices();
	initialize_wifi_devices();
	sandbox_common_mount_tmpfs();
	loop();
	exit(1);
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
	int iter = 0;
	DIR* dp = 0;
	const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
		while (umount2(dir, umount_flags) == 0) {
		}
	dp = opendir(dir);
	if (dp == NULL) {
		if (errno == EMFILE) {
	exit(1);
		}
	exit(1);
	}
	struct dirent* ep = 0;
	while ((ep = readdir(dp))) {
		if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
			continue;
		char filename[FILENAME_MAX];
		snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
			while (umount2(filename, umount_flags) == 0) {
			}
		struct stat st;
		if (lstat(filename, &st))
	exit(1);
		if (S_ISDIR(st.st_mode)) {
			remove_dir(filename);
			continue;
		}
		int i;
		for (i = 0;; i++) {
			if (unlink(filename) == 0)
				break;
			if (errno == EPERM) {
				int fd = open(filename, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno != EBUSY || i > 100)
	exit(1);
				if (umount2(filename, umount_flags))
	exit(1);
		}
	}
	closedir(dp);
	for (int i = 0;; i++) {
		if (rmdir(dir) == 0)
			break;
		if (i < 100) {
			if (errno == EPERM) {
				int fd = open(dir, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno == EBUSY) {
					if (umount2(dir, umount_flags))
	exit(1);
				continue;
			}
			if (errno == ENOTEMPTY) {
				if (iter < 100) {
					iter++;
					goto retry;
				}
			}
		}
	exit(1);
	}
}

static void kill_and_wait(int pid, int* status)
{
	kill(-pid, SIGKILL);
	kill(pid, SIGKILL);
	for (int i = 0; i < 100; i++) {
		if (waitpid(-1, status, WNOHANG | __WALL) == pid)
			return;
		usleep(1000);
	}
	DIR* dir = opendir("/sys/fs/fuse/connections");
	if (dir) {
		for (;;) {
			struct dirent* ent = readdir(dir);
			if (!ent)
				break;
			if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
				continue;
			char abort[300];
			snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name);
			int fd = open(abort, O_WRONLY);
			if (fd == -1) {
				continue;
			}
			if (write(fd, abort, 1) < 0) {
			}
			close(fd);
		}
		closedir(dir);
	} else {
	}
	while (waitpid(-1, status, __WALL) != pid) {
	}
}

static void setup_loop()
{
	setup_cgroups_loop();
	checkpoint_net_namespace();
}

static void reset_loop()
{
	reset_net_namespace();
}

static void setup_test()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	setpgrp();
	setup_cgroups_test();
	write_file("/proc/self/oom_score_adj", "1000");
	flush_tun();
	if (symlink("/dev/binderfs", "./binderfs")) {
	}
}

static void close_fds()
{
	for (int fd = 3; fd < MAX_FDS; fd++)
		close(fd);
}

static const char* setup_binfmt_misc()
{
	if (mount(0, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, 0) && errno != EBUSY) {
		return NULL;
	}
	if (!write_file("/proc/sys/fs/binfmt_misc/register", ":syz0:M:0:\x01::./file0:") ||
	    !write_file("/proc/sys/fs/binfmt_misc/register", ":syz1:M:1:\x02::./file0:POC"))
		return "write(/proc/sys/fs/binfmt_misc/register) failed";
	return NULL;
}

static const char* setup_usb()
{
	if (chmod("/dev/raw-gadget", 0666))
		return "failed to chmod /dev/raw-gadget";
	return NULL;
}

static void setup_sysctl()
{
	int cad_pid = fork();
	if (cad_pid < 0)
	exit(1);
	if (cad_pid == 0) {
		for (;;)
			sleep(100);
	}
	char tmppid[32];
	snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
	struct {
		const char* name;
		const char* data;
	} files[] = {
	    {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
	    {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
	    {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
	    {"/proc/sys/net/core/bpf_jit_harden", "0"},
	    {"/proc/sys/kernel/kptr_restrict", "0"},
	    {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
	    {"/proc/sys/fs/mount-max", "100"},
	    {"/proc/sys/vm/oom_dump_tasks", "0"},
	    {"/proc/sys/debug/exception-trace", "0"},
	    {"/proc/sys/kernel/printk", "7 4 1 3"},
	    {"/proc/sys/kernel/keys/gc_delay", "1"},
	    {"/proc/sys/vm/oom_kill_allocating_task", "1"},
	    {"/proc/sys/kernel/ctrl-alt-del", "0"},
	    {"/proc/sys/kernel/cad_pid", tmppid},
	};
	for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
		if (!write_file(files[i].name, files[i].data)) {
		}
	}
	kill(cad_pid, SIGKILL);
	while (waitpid(cad_pid, NULL, 0) != cad_pid)
		;
}

#define NL802154_CMD_SET_SHORT_ADDR 11
#define NL802154_ATTR_IFINDEX 3
#define NL802154_ATTR_SHORT_ADDR 10

static const char* setup_802154()
{
	const char* error = NULL;
	int sock_generic = -1;
	int sock_route = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock_route == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) failed";
		goto fail;
	}
	sock_generic = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock_generic == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) failed";
		goto fail;
	}
	{
		int nl802154_family_id = netlink_query_family_id(&nlmsg, sock_generic, "nl802154", true);
		if (nl802154_family_id < 0) {
			error = "netlink_query_family_id failed";
			goto fail;
		}
		for (int i = 0; i < 2; i++) {
			char devname[] = "wpan0";
			devname[strlen(devname) - 1] += i;
			uint64_t hwaddr = 0xaaaaaaaaaaaa0002 + (i << 8);
			uint16_t shortaddr = 0xaaa0 + i;
			int ifindex = if_nametoindex(devname);
			struct genlmsghdr genlhdr;
			memset(&genlhdr, 0, sizeof(genlhdr));
			genlhdr.cmd = NL802154_CMD_SET_SHORT_ADDR;
			netlink_init(&nlmsg, nl802154_family_id, 0, &genlhdr, sizeof(genlhdr));
			netlink_attr(&nlmsg, NL802154_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
			netlink_attr(&nlmsg, NL802154_ATTR_SHORT_ADDR, &shortaddr, sizeof(shortaddr));
			if (netlink_send(&nlmsg, sock_generic) < 0) {
				error = "NL802154_CMD_SET_SHORT_ADDR failed";
				goto fail;
			}
			netlink_device_change(&nlmsg, sock_route, devname, true, 0, &hwaddr, sizeof(hwaddr), 0);
			if (i == 0) {
				netlink_add_device_impl(&nlmsg, "lowpan", "lowpan0", false);
				netlink_done(&nlmsg);
				netlink_attr(&nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
				if (netlink_send(&nlmsg, sock_route) < 0) {
					error = "netlink: adding device lowpan0 type lowpan link wpan0";
					goto fail;
				}
			}
		}
	}
fail:
	close(sock_route);
	close(sock_generic);
	return error;
}

#define SWAP_FILE "./swap-file"
#define SWAP_FILE_SIZE (128 * 1000 * 1000)

static const char* setup_swap()
{
	swapoff(SWAP_FILE);
	unlink(SWAP_FILE);
	int fd = open(SWAP_FILE, O_CREAT | O_WRONLY | O_CLOEXEC, 0600);
	if (fd == -1)
		return "swap file open failed";
	fallocate(fd, FALLOC_FL_ZERO_RANGE, 0, SWAP_FILE_SIZE);
	close(fd);
	char cmdline[64];
	sprintf(cmdline, "mkswap %s", SWAP_FILE);
	if (runcmdline(cmdline))
		return "mkswap failed";
	if (swapon(SWAP_FILE, SWAP_FLAG_PREFER) == 1)
		return "swapon failed";
	return NULL;
}

struct thread_t {
	int created, call;
	event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
	struct thread_t* th = (struct thread_t*)arg;
	for (;;) {
		event_wait(&th->ready);
		event_reset(&th->ready);
		execute_call(th->call);
		__atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
		event_set(&th->done);
	}
	return 0;
}

static void execute_one(void)
{
	if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
	}
	int i, call, thread;
	for (call = 0; call < 1; call++) {
		for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) {
			struct thread_t* th = &threads[thread];
			if (!th->created) {
				th->created = 1;
				event_init(&th->ready);
				event_init(&th->done);
				event_set(&th->done);
				thread_start(thr, th);
			}
			if (!event_isset(&th->done))
				continue;
			event_reset(&th->done);
			th->call = call;
			__atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
			event_set(&th->ready);
			event_timedwait(&th->done, 50);
			break;
		}
	}
	for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
		sleep_ms(1);
	close_fds();
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
	setup_loop();
	int iter = 0;
	for (;; iter++) {
		char cwdbuf[32];
		sprintf(cwdbuf, "./%d", iter);
		if (mkdir(cwdbuf, 0777))
	exit(1);
		reset_loop();
		int pid = fork();
		if (pid < 0)
	exit(1);
		if (pid == 0) {
			if (chdir(cwdbuf))
	exit(1);
			setup_test();
			execute_one();
			exit(0);
		}
		int status = 0;
		uint64_t start = current_time_ms();
		for (;;) {
			sleep_ms(10);
			if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
				break;
			if (current_time_ms() - start < 5000)
				continue;
			kill_and_wait(pid, &status);
			break;
		}
		remove_dir(cwdbuf);
	}
}

void execute_call(int call)
{
		switch (call) {
	case 0:
//  socket$kcm arguments: [
//    domain: const = 0x2c (8 bytes)
//    type: kcm_socket_type = 0x3 (8 bytes)
//    proto: const = 0x0 (4 bytes)
//  ]
//  returns sock_kcm
		syscall(__NR_socket, /*domain=*/0x2cul, /*type=SOCK_DGRAM|0x1*/3ul, /*proto=*/0);
		break;
	}

}
int main(void)
{
		syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	setup_sysctl();
	setup_cgroups();
	const char* reason;
	(void)reason;
	if ((reason = setup_binfmt_misc()))
		printf("the reproducer may not work as expected: binfmt_misc setup failed: %s\n", reason);
	if ((reason = setup_usb()))
		printf("the reproducer may not work as expected: USB injection setup failed: %s\n", reason);
	if ((reason = setup_802154()))
		printf("the reproducer may not work as expected: 802154 injection setup failed: %s\n", reason);
	if ((reason = setup_swap()))
		printf("the reproducer may not work as expected: swap setup failed: %s\n", reason);
	install_segv_handler();
	for (procid = 0; procid < 3; procid++) {
		if (fork() == 0) {
			use_temporary_dir();
			do_sandbox_none();
		}
	}
	sleep(1000000);
	return 0;
}


compiler invocation: gcc [-o /tmp/syz-executor2863446893 -DGOOS_linux=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w]
2025/08/06 19:09:42 start reproducing 'WARNING in xsk_create (full)'
2025/08/06 19:09:42 "WARNING in xsk_create": saved crash log into 1754507382.crash.log
2025/08/06 19:09:48 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:10:02 new: boot error: can't ssh into the instance
2025/08/06 19:10:22 runner 6 connected
2025/08/06 19:10:41 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:11:01 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:11:05 new: boot error: can't ssh into the instance
2025/08/06 19:11:09 reproducing crash 'no output/lost connection': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:11:16 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:11:19 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:11:29 runner 4 connected
2025/08/06 19:11:53 runner 7 connected
2025/08/06 19:12:04 runner 5 connected
2025/08/06 19:12:18 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:12:25 new: boot error: can't ssh into the instance
2025/08/06 19:12:38 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:12:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9580,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 9381,
  "coverage": 71030,
  "distributor delayed": 20733,
  "distributor undelayed": 20733,
  "distributor violated": 929,
  "exec candidate": 22555,
  "exec collide": 23136,
  "exec fuzz": 43872,
  "exec gen": 2272,
  "exec hints": 7270,
  "exec inject": 0,
  "exec minimize": 1440,
  "exec retries": 172,
  "exec seeds": 147,
  "exec smash": 1233,
  "exec total [base]": 169825,
  "exec total [new]": 172556,
  "exec triage": 31527,
  "executor restarts": 1056,
  "fault jobs": 0,
  "fuzzer jobs": 4,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 3,
  "hints jobs": 2,
  "max signal": 73695,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 812,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10168,
  "no exec duration": 11353264000000,
  "no exec requests": 36376,
  "pending": 220,
  "prog exec time": 510,
  "reproducing": 3,
  "rpc recv": 10337955216,
  "rpc sent": 1041600856,
  "signal": 70096,
  "smash jobs": 1,
  "triage jobs": 1,
  "vm output": 18500335,
  "vm restarts [base]": 30,
  "vm restarts [new]": 272
}
2025/08/06 19:12:49 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:13:36 repro finished 'WARNING in xsk_create (full)', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 19:13:36 failed repro for "WARNING in xsk_create", err=failed to build program:
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE 

#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/epoll.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/swap.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/falloc.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/nl80211.h>
#include <linux/rfkill.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
	if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
		exit(sig);
	}
	uintptr_t addr = (uintptr_t)info->si_addr;
	const uintptr_t prog_start = 1 << 20;
	const uintptr_t prog_end = 100 << 20;
	int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
	int valid = addr < prog_start || addr > prog_end;
	if (skip && valid) {
		_longjmp(segv_env, 1);
	}
	exit(sig);
}

static void install_segv_handler(void)
{
	struct sigaction sa;
	memset(&sa, 0, sizeof(sa));
	sa.sa_handler = SIG_IGN;
	syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
	syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
	memset(&sa, 0, sizeof(sa));
	sa.sa_sigaction = segv_handler;
	sa.sa_flags = SA_NODEFER | SA_SIGINFO;
	sigaction(SIGSEGV, &sa, NULL);
	sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...) ({ int ok = 1; __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); if (_setjmp(segv_env) == 0) { __VA_ARGS__; } else ok = 0; __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); ok; })

static void sleep_ms(uint64_t ms)
{
	usleep(ms * 1000);
}

static uint64_t current_time_ms(void)
{
	struct timespec ts;
	if (clock_gettime(CLOCK_MONOTONIC, &ts))
	exit(1);
	return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}

static void use_temporary_dir(void)
{
	char tmpdir_template[] = "./syzkaller.XXXXXX";
	char* tmpdir = mkdtemp(tmpdir_template);
	if (!tmpdir)
	exit(1);
	if (chmod(tmpdir, 0777))
	exit(1);
	if (chdir(tmpdir))
	exit(1);
}

static void thread_start(void* (*fn)(void*), void* arg)
{
	pthread_t th;
	pthread_attr_t attr;
	pthread_attr_init(&attr);
	pthread_attr_setstacksize(&attr, 128 << 10);
	int i = 0;
	for (; i < 100; i++) {
		if (pthread_create(&th, &attr, fn, arg) == 0) {
			pthread_attr_destroy(&attr);
			return;
		}
		if (errno == EAGAIN) {
			usleep(50);
			continue;
		}
		break;
	}
	exit(1);
}

typedef struct {
	int state;
} event_t;

static void event_init(event_t* ev)
{
	ev->state = 0;
}

static void event_reset(event_t* ev)
{
	ev->state = 0;
}

static void event_set(event_t* ev)
{
	if (ev->state)
	exit(1);
	__atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
	syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
	while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
	return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
	uint64_t start = current_time_ms();
	uint64_t now = start;
	for (;;) {
		uint64_t remain = timeout - (now - start);
		struct timespec ts;
		ts.tv_sec = remain / 1000;
		ts.tv_nsec = (remain % 1000) * 1000 * 1000;
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
		if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
			return 1;
		now = current_time_ms();
		if (now - start > timeout)
			return 0;
	}
}

static bool write_file(const char* file, const char* what, ...)
{
	char buf[1024];
	va_list args;
	va_start(args, what);
	vsnprintf(buf, sizeof(buf), what, args);
	va_end(args);
	buf[sizeof(buf) - 1] = 0;
	int len = strlen(buf);
	int fd = open(file, O_WRONLY | O_CLOEXEC);
	if (fd == -1)
		return false;
	if (write(fd, buf, len) != len) {
		int err = errno;
		close(fd);
		errno = err;
		return false;
	}
	close(fd);
	return true;
}

struct nlmsg {
	char* pos;
	int nesting;
	struct nlattr* nested[8];
	char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
			 const void* data, int size)
{
	memset(nlmsg, 0, sizeof(*nlmsg));
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_type = typ;
	hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
	memcpy(hdr + 1, data, size);
	nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ,
			 const void* data, int size)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_len = sizeof(*attr) + size;
	attr->nla_type = typ;
	if (size > 0)
		memcpy(attr + 1, data, size);
	nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_type = typ;
	nlmsg->pos += sizeof(*attr);
	nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
	struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
	attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock,
			    uint16_t reply_type, int* reply_len, bool dofail)
{
	if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
	exit(1);
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
	struct sockaddr_nl addr;
	memset(&addr, 0, sizeof(addr));
	addr.nl_family = AF_NETLINK;
	ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0, (struct sockaddr*)&addr, sizeof(addr));
	if (n != (ssize_t)hdr->nlmsg_len) {
		if (dofail)
	exit(1);
		return -1;
	}
	n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	if (reply_len)
		*reply_len = 0;
	if (n < 0) {
		if (dofail)
	exit(1);
		return -1;
	}
	if (n < (ssize_t)sizeof(struct nlmsghdr)) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type == NLMSG_DONE)
		return 0;
	if (reply_len && hdr->nlmsg_type == reply_type) {
		*reply_len = n;
		return 0;
	}
	if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type != NLMSG_ERROR) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	errno = -((struct nlmsgerr*)(hdr + 1))->error;
	return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
	return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock, const char* family_name, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = CTRL_CMD_GETFAMILY;
	netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name, strnlen(family_name, GENL_NAMSIZ - 1) + 1);
	int n = 0;
	int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
	if (err < 0) {
		return -1;
	}
	uint16_t id = 0;
	struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
	for (; (char*)attr < nlmsg->buf + n; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
		if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
			id = *(uint16_t*)(attr + 1);
			break;
		}
	}
	if (!id) {
		errno = EINVAL;
		return -1;
	}
	recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	return id;
}

static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
			    unsigned int total_len)
{
	struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
	if (offset == total_len || offset + hdr->nlmsg_len > total_len)
		return -1;
	return hdr->nlmsg_len;
}

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
				    const char* name, bool up)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	if (name)
		netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
	netlink_nest(nlmsg, IFLA_LINKINFO);
	netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
			       const char* name)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
			     const char* peer)
{
	netlink_add_device_impl(nlmsg, "veth", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_nest(nlmsg, VETH_INFO_PEER);
	nlmsg->pos += sizeof(struct ifinfomsg);
	netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_xfrm(struct nlmsg* nlmsg, int sock, const char* name)
{
	netlink_add_device_impl(nlmsg, "xfrm", name, true);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int if_id = 1;
	netlink_attr(nlmsg, 2, &if_id, sizeof(if_id));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
			    const char* slave1, const char* slave2)
{
	netlink_add_device_impl(nlmsg, "hsr", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int ifindex1 = if_nametoindex(slave1);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
	int ifindex2 = if_nametoindex(slave2);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t id, uint16_t proto)
{
	netlink_add_device_impl(nlmsg, "vlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
	netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, "macvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	uint32_t mode = MACVLAN_MODE_BRIDGE;
	netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name, uint32_t vni, struct in_addr* addr4, struct in6_addr* addr6)
{
	netlink_add_device_impl(nlmsg, "geneve", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
	if (addr4)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
	if (addr6)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2

static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t mode, uint16_t flags)
{
	netlink_add_device_impl(nlmsg, "ipvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
	netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock, const char* name, bool up,
				  const char* master, const void* mac, int macsize,
				  const char* new_name)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	hdr.ifi_index = if_nametoindex(name);
	netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
	if (new_name)
		netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
	if (master) {
		int ifindex = if_nametoindex(master);
		netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
	}
	if (macsize)
		netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
			    const void* addr, int addrsize)
{
	struct ifaddrmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
	hdr.ifa_scope = RT_SCOPE_UNIVERSE;
	hdr.ifa_index = if_nametoindex(dev);
	netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
	netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
	return netlink_send(nlmsg, sock);
}

static void netlink_add_addr4(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in_addr in_addr;
	inet_pton(AF_INET, addr, &in_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
	if (err < 0) {
	}
}

static void netlink_add_addr6(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, addr, &in6_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
	if (err < 0) {
	}
}

static void netlink_add_neigh(struct nlmsg* nlmsg, int sock, const char* name,
			      const void* addr, int addrsize, const void* mac, int macsize)
{
	struct ndmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ndm_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ndm_ifindex = if_nametoindex(name);
	hdr.ndm_state = NUD_PERMANENT;
	netlink_init(nlmsg, RTM_NEWNEIGH, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, NDA_DST, addr, addrsize);
	netlink_attr(nlmsg, NDA_LLADDR, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static struct nlmsg nlmsg;

static int tunfd = -1;

#define TUN_IFACE "syz_tun"
#define LOCAL_MAC 0xaaaaaaaaaaaa
#define REMOTE_MAC 0xaaaaaaaaaabb
#define LOCAL_IPV4 "172.20.20.170"
#define REMOTE_IPV4 "172.20.20.187"
#define LOCAL_IPV6 "fe80::aa"
#define REMOTE_IPV6 "fe80::bb"

#define IFF_NAPI 0x0010

static void initialize_tun(void)
{
	tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
	if (tunfd == -1) {
		printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n");
		printf("otherwise fuzzing or reproducing might not work as intended\n");
		return;
	}
	const int kTunFd = 200;
	if (dup2(tunfd, kTunFd) < 0)
	exit(1);
	close(tunfd);
	tunfd = kTunFd;
	struct ifreq ifr;
	memset(&ifr, 0, sizeof(ifr));
	strncpy(ifr.ifr_name, TUN_IFACE, IFNAMSIZ);
	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
	if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) {
	exit(1);
	}
	char sysctl[64];
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/accept_dad", TUN_IFACE);
	write_file(sysctl, "0");
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/router_solicitations", TUN_IFACE);
	write_file(sysctl, "0");
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	netlink_add_addr4(&nlmsg, sock, TUN_IFACE, LOCAL_IPV4);
	netlink_add_addr6(&nlmsg, sock, TUN_IFACE, LOCAL_IPV6);
	uint64_t macaddr = REMOTE_MAC;
	struct in_addr in_addr;
	inet_pton(AF_INET, REMOTE_IPV4, &in_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in_addr, sizeof(in_addr), &macaddr, ETH_ALEN);
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, REMOTE_IPV6, &in6_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in6_addr, sizeof(in6_addr), &macaddr, ETH_ALEN);
	macaddr = LOCAL_MAC;
	netlink_device_change(&nlmsg, sock, TUN_IFACE, true, 0, &macaddr, ETH_ALEN, NULL);
	close(sock);
}

#define DEVLINK_FAMILY_NAME "devlink"

#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7

static struct nlmsg nlmsg2;

static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
				     const char* netdev_prefix)
{
	struct genlmsghdr genlhdr;
	int len, total_len, id, err, offset;
	uint16_t netdev_index;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1)
	exit(1);
	int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (rtsock == -1)
	exit(1);
	id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
	if (id == -1)
		goto error;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = DEVLINK_CMD_PORT_GET;
	netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
	netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
	err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
	if (err < 0) {
		goto error;
	}
	offset = 0;
	netdev_index = 0;
	while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
		struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
		for (; (char*)attr < nlmsg.buf + offset + len; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
			if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
				char* port_name;
				char netdev_name[IFNAMSIZ];
				port_name = (char*)(attr + 1);
				snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix, netdev_index);
				netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0, netdev_name);
				break;
			}
		}
		offset += len;
		netdev_index++;
	}
error:
	close(rtsock);
	close(sock);
}

#define WIFI_INITIAL_DEVICE_COUNT 2
#define WIFI_MAC_BASE { 0x08, 0x02, 0x11, 0x00, 0x00, 0x00}
#define WIFI_IBSS_BSSID { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50}
#define WIFI_IBSS_SSID { 0x10, 0x10, 0x10, 0x10, 0x10, 0x10}
#define WIFI_DEFAULT_FREQUENCY 2412
#define WIFI_DEFAULT_SIGNAL 0
#define WIFI_DEFAULT_RX_RATE 1
#define HWSIM_CMD_REGISTER 1
#define HWSIM_CMD_FRAME 2
#define HWSIM_CMD_NEW_RADIO 4
#define HWSIM_ATTR_SUPPORT_P2P_DEVICE 14
#define HWSIM_ATTR_PERM_ADDR 22

#define IF_OPER_UP 6
struct join_ibss_props {
	int wiphy_freq;
	bool wiphy_freq_fixed;
	uint8_t* mac;
	uint8_t* ssid;
	int ssid_len;
};

static int set_interface_state(const char* interface_name, int on)
{
	struct ifreq ifr;
	int sock = socket(AF_INET, SOCK_DGRAM, 0);
	if (sock < 0) {
		return -1;
	}
	memset(&ifr, 0, sizeof(ifr));
	strcpy(ifr.ifr_name, interface_name);
	int ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
	if (ret < 0) {
		close(sock);
		return -1;
	}
	if (on)
		ifr.ifr_flags |= IFF_UP;
	else
		ifr.ifr_flags &= ~IFF_UP;
	ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
	close(sock);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int nl80211_set_interface(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
				 uint32_t iftype, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_SET_INTERFACE;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_IFTYPE, &iftype, sizeof(iftype));
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int nl80211_join_ibss(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
			     struct join_ibss_props* props, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_JOIN_IBSS;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_SSID, props->ssid, props->ssid_len);
	netlink_attr(nlmsg, NL80211_ATTR_WIPHY_FREQ, &(props->wiphy_freq), sizeof(props->wiphy_freq));
	if (props->mac)
		netlink_attr(nlmsg, NL80211_ATTR_MAC, props->mac, ETH_ALEN);
	if (props->wiphy_freq_fixed)
		netlink_attr(nlmsg, NL80211_ATTR_FREQ_FIXED, NULL, 0);
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int get_ifla_operstate(struct nlmsg* nlmsg, int ifindex, bool dofail)
{
	struct ifinfomsg info;
	memset(&info, 0, sizeof(info));
	info.ifi_family = AF_UNSPEC;
	info.ifi_index = ifindex;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1) {
		return -1;
	}
	netlink_init(nlmsg, RTM_GETLINK, 0, &info, sizeof(info));
	int n;
	int err = netlink_send_ext(nlmsg, sock, RTM_NEWLINK, &n, dofail);
	close(sock);
	if (err) {
		return -1;
	}
	struct rtattr* attr = IFLA_RTA(NLMSG_DATA(nlmsg->buf));
	for (; RTA_OK(attr, n); attr = RTA_NEXT(attr, n)) {
		if (attr->rta_type == IFLA_OPERSTATE)
			return *((int32_t*)RTA_DATA(attr));
	}
	return -1;
}

static int await_ifla_operstate(struct nlmsg* nlmsg, char* interface, int operstate, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	while (true) {
		usleep(1000);
		int ret = get_ifla_operstate(nlmsg, ifindex, dofail);
		if (ret < 0)
			return ret;
		if (ret == operstate)
			return 0;
	}
	return 0;
}

static int nl80211_setup_ibss_interface(struct nlmsg* nlmsg, int sock, int nl80211_family_id, char* interface,
					struct join_ibss_props* ibss_props, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	if (ifindex == 0) {
		return -1;
	}
	int ret = nl80211_set_interface(nlmsg, sock, nl80211_family_id, ifindex, NL80211_IFTYPE_ADHOC, dofail);
	if (ret < 0) {
		return -1;
	}
	ret = set_interface_state(interface, 1);
	if (ret < 0) {
		return -1;
	}
	ret = nl80211_join_ibss(nlmsg, sock, nl80211_family_id, ifindex, ibss_props, dofail);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int hwsim80211_create_device(struct nlmsg* nlmsg, int sock, int hwsim_family, uint8_t mac_addr[ETH_ALEN])
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = HWSIM_CMD_NEW_RADIO;
	netlink_init(nlmsg, hwsim_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, HWSIM_ATTR_SUPPORT_P2P_DEVICE, NULL, 0);
	netlink_attr(nlmsg, HWSIM_ATTR_PERM_ADDR, mac_addr, ETH_ALEN);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
	return err;
}

static void initialize_wifi_devices(void)
{
	int rfkill = open("/dev/rfkill", O_RDWR);
	if (rfkill == -1)
	exit(1);
	struct rfkill_event event = {0};
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	if (write(rfkill, &event, sizeof(event)) != (ssize_t)(sizeof(event)))
	exit(1);
	close(rfkill);
	uint8_t mac_addr[6] = WIFI_MAC_BASE;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock < 0)
	exit(1);
	int hwsim_family_id = netlink_query_family_id(&nlmsg, sock, "MAC80211_HWSIM", true);
	int nl80211_family_id = netlink_query_family_id(&nlmsg, sock, "nl80211", true);
	if (hwsim_family_id < 0 || nl80211_family_id < 0)
	exit(1);
	uint8_t ssid[] = WIFI_IBSS_SSID;
	uint8_t bssid[] = WIFI_IBSS_BSSID;
	struct join_ibss_props ibss_props = {
	    .wiphy_freq = WIFI_DEFAULT_FREQUENCY, .wiphy_freq_fixed = true, .mac = bssid, .ssid = ssid, .ssid_len = sizeof(ssid)};
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		mac_addr[5] = device_id;
		int ret = hwsim80211_create_device(&nlmsg, sock, hwsim_family_id, mac_addr);
		if (ret < 0)
	exit(1);
		char interface[6] = "wlan0";
		interface[4] += device_id;
		if (nl80211_setup_ibss_interface(&nlmsg, sock, nl80211_family_id, interface, &ibss_props, true) < 0)
	exit(1);
	}
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		char interface[6] = "wlan0";
		interface[4] += device_id;
		int ret = await_ifla_operstate(&nlmsg, interface, IF_OPER_UP, true);
		if (ret < 0)
	exit(1);
	}
	close(sock);
}

static int runcmdline(char* cmdline)
{
	int ret = system(cmdline);
	if (ret) {
	}
	return ret;
}

#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa

static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
	write_file("/sys/bus/netdevsim/del_device", "%u", addr);
	if (write_file("/sys/bus/netdevsim/new_device", "%u %u", addr, port_count)) {
		char buf[32];
		snprintf(buf, sizeof(buf), "netdevsim%d", addr);
		initialize_devlink_ports("netdevsim", buf, "netdevsim");
	}
}

#define WG_GENL_NAME "wireguard"
enum wg_cmd {
	WG_CMD_GET_DEVICE,
	WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
	WGDEVICE_A_UNSPEC,
	WGDEVICE_A_IFINDEX,
	WGDEVICE_A_IFNAME,
	WGDEVICE_A_PRIVATE_KEY,
	WGDEVICE_A_PUBLIC_KEY,
	WGDEVICE_A_FLAGS,
	WGDEVICE_A_LISTEN_PORT,
	WGDEVICE_A_FWMARK,
	WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
	WGPEER_A_UNSPEC,
	WGPEER_A_PUBLIC_KEY,
	WGPEER_A_PRESHARED_KEY,
	WGPEER_A_FLAGS,
	WGPEER_A_ENDPOINT,
	WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
	WGPEER_A_LAST_HANDSHAKE_TIME,
	WGPEER_A_RX_BYTES,
	WGPEER_A_TX_BYTES,
	WGPEER_A_ALLOWEDIPS,
	WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
	WGALLOWEDIP_A_UNSPEC,
	WGALLOWEDIP_A_FAMILY,
	WGALLOWEDIP_A_IPADDR,
	WGALLOWEDIP_A_CIDR_MASK,
};

static void netlink_wireguard_setup(void)
{
	const char ifname_a[] = "wg0";
	const char ifname_b[] = "wg1";
	const char ifname_c[] = "wg2";
	const char private_a[] = "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
	const char private_b[] = "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
	const char private_c[] = "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
	const char public_a[] = "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
	const char public_b[] = "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
	const char public_c[] = "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
	const uint16_t listen_a = 20001;
	const uint16_t listen_b = 20002;
	const uint16_t listen_c = 20003;
	const uint16_t af_inet = AF_INET;
	const uint16_t af_inet6 = AF_INET6;
	const struct sockaddr_in endpoint_b_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_b),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	const struct sockaddr_in endpoint_c_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_c),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	struct sockaddr_in6 endpoint_a_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_a)};
	endpoint_a_v6.sin6_addr = in6addr_loopback;
	struct sockaddr_in6 endpoint_c_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_c)};
	endpoint_c_v6.sin6_addr = in6addr_loopback;
	const struct in_addr first_half_v4 = {0};
	const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
	const struct in6_addr first_half_v6 = {{{0}}};
	const struct in6_addr second_half_v6 = {{{0x80}}};
	const uint8_t half_cidr = 1;
	const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
	struct genlmsghdr genlhdr = {
	    .cmd = WG_CMD_SET_DEVICE,
	    .version = 1};
	int sock;
	int id, err;
	sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1) {
		return;
	}
	id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
	if (id == -1)
		goto error;
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[0], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6, sizeof(endpoint_c_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[1], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[2], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4, sizeof(endpoint_c_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[3], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[4], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[5], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}

error:
	close(sock);
}

static void initialize_netdevices(void)
{
	char netdevsim[16];
	sprintf(netdevsim, "netdevsim%d", (int)procid);
	struct {
		const char* type;
		const char* dev;
	} devtypes[] = {
	    {"ip6gretap", "ip6gretap0"},
	    {"bridge", "bridge0"},
	    {"vcan", "vcan0"},
	    {"bond", "bond0"},
	    {"team", "team0"},
	    {"dummy", "dummy0"},
	    {"nlmon", "nlmon0"},
	    {"caif", "caif0"},
	    {"batadv", "batadv0"},
	    {"vxcan", "vxcan1"},
	    {"veth", 0},
	    {"wireguard", "wg0"},
	    {"wireguard", "wg1"},
	    {"wireguard", "wg2"},
	};
	const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
	struct {
		const char* name;
		int macsize;
		bool noipv6;
	} devices[] = {
	    {"lo", ETH_ALEN},
	    {"sit0", 0},
	    {"bridge0", ETH_ALEN},
	    {"vcan0", 0, true},
	    {"tunl0", 0},
	    {"gre0", 0},
	    {"gretap0", ETH_ALEN},
	    {"ip_vti0", 0},
	    {"ip6_vti0", 0},
	    {"ip6tnl0", 0},
	    {"ip6gre0", 0},
	    {"ip6gretap0", ETH_ALEN},
	    {"erspan0", ETH_ALEN},
	    {"bond0", ETH_ALEN},
	    {"veth0", ETH_ALEN},
	    {"veth1", ETH_ALEN},
	    {"team0", ETH_ALEN},
	    {"veth0_to_bridge", ETH_ALEN},
	    {"veth1_to_bridge", ETH_ALEN},
	    {"veth0_to_bond", ETH_ALEN},
	    {"veth1_to_bond", ETH_ALEN},
	    {"veth0_to_team", ETH_ALEN},
	    {"veth1_to_team", ETH_ALEN},
	    {"veth0_to_hsr", ETH_ALEN},
	    {"veth1_to_hsr", ETH_ALEN},
	    {"hsr0", 0},
	    {"dummy0", ETH_ALEN},
	    {"nlmon0", 0},
	    {"vxcan0", 0, true},
	    {"vxcan1", 0, true},
	    {"caif0", ETH_ALEN},
	    {"batadv0", ETH_ALEN},
	    {netdevsim, ETH_ALEN},
	    {"xfrm0", ETH_ALEN},
	    {"veth0_virt_wifi", ETH_ALEN},
	    {"veth1_virt_wifi", ETH_ALEN},
	    {"virt_wifi0", ETH_ALEN},
	    {"veth0_vlan", ETH_ALEN},
	    {"veth1_vlan", ETH_ALEN},
	    {"vlan0", ETH_ALEN},
	    {"vlan1", ETH_ALEN},
	    {"macvlan0", ETH_ALEN},
	    {"macvlan1", ETH_ALEN},
	    {"ipvlan0", ETH_ALEN},
	    {"ipvlan1", ETH_ALEN},
	    {"veth0_macvtap", ETH_ALEN},
	    {"veth1_macvtap", ETH_ALEN},
	    {"macvtap0", ETH_ALEN},
	    {"macsec0", ETH_ALEN},
	    {"veth0_to_batadv", ETH_ALEN},
	    {"veth1_to_batadv", ETH_ALEN},
	    {"batadv_slave_0", ETH_ALEN},
	    {"batadv_slave_1", ETH_ALEN},
	    {"geneve0", ETH_ALEN},
	    {"geneve1", ETH_ALEN},
	    {"wg0", 0},
	    {"wg1", 0},
	    {"wg2", 0},
	};
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
		netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
	for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
		char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
		sprintf(slave0, "%s_slave_0", devmasters[i]);
		sprintf(veth0, "veth0_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave0, veth0);
		sprintf(slave1, "%s_slave_1", devmasters[i]);
		sprintf(veth1, "veth1_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave1, veth1);
		sprintf(master, "%s0", devmasters[i]);
		netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
		netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
	}
	netlink_add_xfrm(&nlmsg, sock, "xfrm0");
	netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
	netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
	netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
	netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
	netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0", "veth1_virt_wifi");
	netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
	netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
	netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
	netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
	netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S, IPVLAN_F_VEPA);
	netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
	netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
	netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
	char addr[32];
	sprintf(addr, DEV_IPV4, 14 + 10);
	struct in_addr geneve_addr4;
	if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
	exit(1);
	struct in6_addr geneve_addr6;
	if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
	exit(1);
	netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
	netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
	netdevsim_add((int)procid, 4);
	netlink_wireguard_setup();
	for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
		char addr[32];
		sprintf(addr, DEV_IPV4, i + 10);
		netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
		if (!devices[i].noipv6) {
			sprintf(addr, DEV_IPV6, i + 10);
			netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
		}
		uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
		netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr, devices[i].macsize, NULL);
	}
	close(sock);
}
static void initialize_netdevices_init(void)
{
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	struct {
		const char* type;
		int macsize;
		bool noipv6;
		bool noup;
	} devtypes[] = {
	    {"nr", 7, true},
	    {"rose", 5, true, true},
	};
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
		char dev[32], addr[32];
		sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
		sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
		netlink_add_addr4(&nlmsg, sock, dev, addr);
		if (!devtypes[i].noipv6) {
			sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
			netlink_add_addr6(&nlmsg, sock, dev, addr);
		}
		int macsize = devtypes[i].macsize;
		uint64_t macaddr = 0xbbbbbb + ((unsigned long long)i << (8 * (macsize - 2))) +
				 (procid << (8 * (macsize - 1)));
		netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr, macsize, NULL);
	}
	close(sock);

}

static int read_tun(char* data, int size)
{
	if (tunfd < 0)
		return -1;
	int rv = read(tunfd, data, size);
	if (rv < 0) {
		if (errno == EAGAIN || errno == EBADF || errno == EBADFD)
			return -1;
	exit(1);
	}
	return rv;
}

static void flush_tun()
{
	char data[1000];
	while (read_tun(&data[0], sizeof(data)) != -1) {
	}
}

#define MAX_FDS 30

#define BTPROTO_HCI 1
#define ACL_LINK 1
#define SCAN_PAGE 2

typedef struct {
	uint8_t b[6];
} __attribute__((packed)) bdaddr_t;

#define HCI_COMMAND_PKT 1
#define HCI_EVENT_PKT 4
#define HCI_VENDOR_PKT 0xff

struct hci_command_hdr {
	uint16_t opcode;
	uint8_t plen;
} __attribute__((packed));

struct hci_event_hdr {
	uint8_t evt;
	uint8_t plen;
} __attribute__((packed));

#define HCI_EV_CONN_COMPLETE 0x03
struct hci_ev_conn_complete {
	uint8_t status;
	uint16_t handle;
	bdaddr_t bdaddr;
	uint8_t link_type;
	uint8_t encr_mode;
} __attribute__((packed));

#define HCI_EV_CONN_REQUEST 0x04
struct hci_ev_conn_request {
	bdaddr_t bdaddr;
	uint8_t dev_class[3];
	uint8_t link_type;
} __attribute__((packed));

#define HCI_EV_REMOTE_FEATURES 0x0b
struct hci_ev_remote_features {
	uint8_t status;
	uint16_t handle;
	uint8_t features[8];
} __attribute__((packed));

#define HCI_EV_CMD_COMPLETE 0x0e
struct hci_ev_cmd_complete {
	uint8_t ncmd;
	uint16_t opcode;
} __attribute__((packed));

#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a

#define HCI_OP_READ_BUFFER_SIZE 0x1005
struct hci_rp_read_buffer_size {
	uint8_t status;
	uint16_t acl_mtu;
	uint8_t sco_mtu;
	uint16_t acl_max_pkt;
	uint16_t sco_max_pkt;
} __attribute__((packed));

#define HCI_OP_READ_BD_ADDR 0x1009
struct hci_rp_read_bd_addr {
	uint8_t status;
	bdaddr_t bdaddr;
} __attribute__((packed));

#define HCI_EV_LE_META 0x3e
struct hci_ev_le_meta {
	uint8_t subevent;
} __attribute__((packed));

#define HCI_EV_LE_CONN_COMPLETE 0x01
struct hci_ev_le_conn_complete {
	uint8_t status;
	uint16_t handle;
	uint8_t role;
	uint8_t bdaddr_type;
	bdaddr_t bdaddr;
	uint16_t interval;
	uint16_t latency;
	uint16_t supervision_timeout;
	uint8_t clk_accurancy;
} __attribute__((packed));

struct hci_dev_req {
	uint16_t dev_id;
	uint32_t dev_opt;
};

struct vhci_vendor_pkt_request {
	uint8_t type;
	uint8_t opcode;
} __attribute__((packed));

struct vhci_pkt {
	uint8_t type;
	union {
		struct {
			uint8_t opcode;
			uint16_t id;
		} __attribute__((packed)) vendor_pkt;
		struct hci_command_hdr command_hdr;
	};
} __attribute__((packed));

#define HCIDEVUP _IOW('H', 201, int)
#define HCISETSCAN _IOW('H', 221, int)

static int vhci_fd = -1;

static void rfkill_unblock_all()
{
	int fd = open("/dev/rfkill", O_WRONLY);
	if (fd < 0)
	exit(1);
	struct rfkill_event event = {0};
	event.idx = 0;
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	event.soft = 0;
	event.hard = 0;
	if (write(fd, &event, sizeof(event)) < 0)
	exit(1);
	close(fd);
}

static void hci_send_event_packet(int fd, uint8_t evt, void* data, size_t data_len)
{
	struct iovec iv[3];
	struct hci_event_hdr hdr;
	hdr.evt = evt;
	hdr.plen = data_len;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = data;
	iv[2].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static void hci_send_event_cmd_complete(int fd, uint16_t opcode, void* data, size_t data_len)
{
	struct iovec iv[4];
	struct hci_event_hdr hdr;
	hdr.evt = HCI_EV_CMD_COMPLETE;
	hdr.plen = sizeof(struct hci_ev_cmd_complete) + data_len;
	struct hci_ev_cmd_complete evt_hdr;
	evt_hdr.ncmd = 1;
	evt_hdr.opcode = opcode;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = &evt_hdr;
	iv[2].iov_len = sizeof(evt_hdr);
	iv[3].iov_base = data;
	iv[3].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static bool process_command_pkt(int fd, char* buf, ssize_t buf_size)
{
	struct hci_command_hdr* hdr = (struct hci_command_hdr*)buf;
	if (buf_size < (ssize_t)sizeof(struct hci_command_hdr) ||
	    hdr->plen != buf_size - sizeof(struct hci_command_hdr))
	exit(1);
	switch (hdr->opcode) {
	case HCI_OP_WRITE_SCAN_ENABLE: {
		uint8_t status = 0;
		hci_send_event_cmd_complete(fd, hdr->opcode, &status, sizeof(status));
		return true;
	}
	case HCI_OP_READ_BD_ADDR: {
		struct hci_rp_read_bd_addr rp = {0};
		rp.status = 0;
		memset(&rp.bdaddr, 0xaa, 6);
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	case HCI_OP_READ_BUFFER_SIZE: {
		struct hci_rp_read_buffer_size rp = {0};
		rp.status = 0;
		rp.acl_mtu = 1021;
		rp.sco_mtu = 96;
		rp.acl_max_pkt = 4;
		rp.sco_max_pkt = 6;
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	}
	char dummy[0xf9] = {0};
	hci_send_event_cmd_complete(fd, hdr->opcode, dummy, sizeof(dummy));
	return false;
}

static void* event_thread(void* arg)
{
	while (1) {
		char buf[1024] = {0};
		ssize_t buf_size = read(vhci_fd, buf, sizeof(buf));
		if (buf_size < 0)
	exit(1);
		if (buf_size > 0 && buf[0] == HCI_COMMAND_PKT) {
			if (process_command_pkt(vhci_fd, buf + 1, buf_size - 1))
				break;
		}
	}
	return NULL;
}
#define HCI_HANDLE_1 200
#define HCI_HANDLE_2 201

#define HCI_PRIMARY 0
#define HCI_OP_RESET 0x0c03

static void initialize_vhci()
{
	int hci_sock = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
	if (hci_sock < 0)
	exit(1);
	vhci_fd = open("/dev/vhci", O_RDWR);
	if (vhci_fd == -1)
	exit(1);
	const int kVhciFd = 202;
	if (dup2(vhci_fd, kVhciFd) < 0)
	exit(1);
	close(vhci_fd);
	vhci_fd = kVhciFd;
	struct vhci_vendor_pkt_request vendor_pkt_req = {HCI_VENDOR_PKT, HCI_PRIMARY};
	if (write(vhci_fd, &vendor_pkt_req, sizeof(vendor_pkt_req)) != sizeof(vendor_pkt_req))
	exit(1);
	struct vhci_pkt vhci_pkt;
	if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	if (vhci_pkt.type == HCI_COMMAND_PKT && vhci_pkt.command_hdr.opcode == HCI_OP_RESET) {
		char response[1] = {0};
		hci_send_event_cmd_complete(vhci_fd, HCI_OP_RESET, response, sizeof(response));
		if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	}
	if (vhci_pkt.type != HCI_VENDOR_PKT)
	exit(1);
	int dev_id = vhci_pkt.vendor_pkt.id;
	pthread_t th;
	if (pthread_create(&th, NULL, event_thread, NULL))
	exit(1);
	int ret = ioctl(hci_sock, HCIDEVUP, dev_id);
	if (ret) {
		if (errno == ERFKILL) {
			rfkill_unblock_all();
			ret = ioctl(hci_sock, HCIDEVUP, dev_id);
		}
		if (ret && errno != EALREADY)
	exit(1);
	}
	struct hci_dev_req dr = {0};
	dr.dev_id = dev_id;
	dr.dev_opt = SCAN_PAGE;
	if (ioctl(hci_sock, HCISETSCAN, &dr))
	exit(1);
	struct hci_ev_conn_request request;
	memset(&request, 0, sizeof(request));
	memset(&request.bdaddr, 0xaa, 6);
	*(uint8_t*)&request.bdaddr.b[5] = 0x10;
	request.link_type = ACL_LINK;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_REQUEST, &request, sizeof(request));
	struct hci_ev_conn_complete complete;
	memset(&complete, 0, sizeof(complete));
	complete.status = 0;
	complete.handle = HCI_HANDLE_1;
	memset(&complete.bdaddr, 0xaa, 6);
	*(uint8_t*)&complete.bdaddr.b[5] = 0x10;
	complete.link_type = ACL_LINK;
	complete.encr_mode = 0;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_COMPLETE, &complete, sizeof(complete));
	struct hci_ev_remote_features features;
	memset(&features, 0, sizeof(features));
	features.status = 0;
	features.handle = HCI_HANDLE_1;
	hci_send_event_packet(vhci_fd, HCI_EV_REMOTE_FEATURES, &features, sizeof(features));
	struct {
		struct hci_ev_le_meta le_meta;
		struct hci_ev_le_conn_complete le_conn;
	} le_conn;
	memset(&le_conn, 0, sizeof(le_conn));
	le_conn.le_meta.subevent = HCI_EV_LE_CONN_COMPLETE;
	memset(&le_conn.le_conn.bdaddr, 0xaa, 6);
	*(uint8_t*)&le_conn.le_conn.bdaddr.b[5] = 0x11;
	le_conn.le_conn.role = 1;
	le_conn.le_conn.handle = HCI_HANDLE_2;
	hci_send_event_packet(vhci_fd, HCI_EV_LE_META, &le_conn, sizeof(le_conn));
	pthread_join(th, NULL);
	close(hci_sock);
}

#define XT_TABLE_SIZE 1536
#define XT_MAX_ENTRIES 10

struct xt_counters {
	uint64_t pcnt, bcnt;
};

struct ipt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_entries;
	unsigned int size;
};

struct ipt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_table_desc {
	const char* name;
	struct ipt_getinfo info;
	struct ipt_replace replace;
};

static struct ipt_table_desc ipv4_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

static struct ipt_table_desc ipv6_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

#define IPT_BASE_CTL 64
#define IPT_SO_SET_REPLACE (IPT_BASE_CTL)
#define IPT_SO_GET_INFO (IPT_BASE_CTL)
#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1)

struct arpt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_entries;
	unsigned int size;
};

struct arpt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_table_desc {
	const char* name;
	struct arpt_getinfo info;
	struct arpt_replace replace;
};

static struct arpt_table_desc arpt_tables[] = {
    {.name = "filter"},
};

#define ARPT_BASE_CTL 96
#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL)
#define ARPT_SO_GET_INFO (ARPT_BASE_CTL)
#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1)

static void checkpoint_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct ipt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct ipt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct ipt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, level, IPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_arptables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct arpt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_arptables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct arpt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct arpt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		} else {
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, SOL_IP, ARPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

#define NF_BR_NUMHOOKS 6
#define EBT_TABLE_MAXNAMELEN 32
#define EBT_CHAIN_MAXNAMELEN 32
#define EBT_BASE_CTL 128
#define EBT_SO_SET_ENTRIES (EBT_BASE_CTL)
#define EBT_SO_GET_INFO (EBT_BASE_CTL)
#define EBT_SO_GET_ENTRIES (EBT_SO_GET_INFO + 1)
#define EBT_SO_GET_INIT_INFO (EBT_SO_GET_ENTRIES + 1)
#define EBT_SO_GET_INIT_ENTRIES (EBT_SO_GET_INIT_INFO + 1)

struct ebt_replace {
	char name[EBT_TABLE_MAXNAMELEN];
	unsigned int valid_hooks;
	unsigned int nentries;
	unsigned int entries_size;
	struct ebt_entries* hook_entry[NF_BR_NUMHOOKS];
	unsigned int num_counters;
	struct ebt_counter* counters;
	char* entries;
};

struct ebt_entries {
	unsigned int distinguisher;
	char name[EBT_CHAIN_MAXNAMELEN];
	unsigned int counter_offset;
	int policy;
	unsigned int nentries;
	char data[0] __attribute__((aligned(__alignof__(struct ebt_replace))));
};

struct ebt_table_desc {
	const char* name;
	struct ebt_replace replace;
	char entrytable[XT_TABLE_SIZE];
};

static struct ebt_table_desc ebt_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "broute"},
};

static void checkpoint_ebtables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (size_t i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_INFO, &table->replace, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->replace.entries_size > sizeof(table->entrytable))
	exit(1);
		table->replace.num_counters = 0;
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_ENTRIES, &table->replace, &optlen))
	exit(1);
	}
	close(fd);
}

static void reset_ebtables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		if (table->replace.valid_hooks == 0)
			continue;
		struct ebt_replace replace;
		memset(&replace, 0, sizeof(replace));
		strcpy(replace.name, table->name);
		socklen_t optlen = sizeof(replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INFO, &replace, &optlen))
	exit(1);
		replace.num_counters = 0;
		table->replace.entries = 0;
		for (unsigned h = 0; h < NF_BR_NUMHOOKS; h++)
			table->replace.hook_entry[h] = 0;
		if (memcmp(&table->replace, &replace, sizeof(table->replace)) == 0) {
			char entrytable[XT_TABLE_SIZE];
			memset(&entrytable, 0, sizeof(entrytable));
			replace.entries = entrytable;
			optlen = sizeof(replace) + replace.entries_size;
			if (getsockopt(fd, SOL_IP, EBT_SO_GET_ENTRIES, &replace, &optlen))
	exit(1);
			if (memcmp(table->entrytable, entrytable, replace.entries_size) == 0)
				continue;
		}
		for (unsigned j = 0, h = 0; h < NF_BR_NUMHOOKS; h++) {
			if (table->replace.valid_hooks & (1 << h)) {
				table->replace.hook_entry[h] = (struct ebt_entries*)table->entrytable + j;
				j++;
			}
		}
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (setsockopt(fd, SOL_IP, EBT_SO_SET_ENTRIES, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_net_namespace(void)
{
	checkpoint_ebtables();
	checkpoint_arptables();
	checkpoint_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	checkpoint_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void reset_net_namespace(void)
{
	reset_ebtables();
	reset_arptables();
	reset_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	reset_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void mount_cgroups(const char* dir, const char** controllers, int count)
{
	if (mkdir(dir, 0777)) {
		return;
	}
	char enabled[128] = {0};
	int i = 0;
	for (; i < count; i++) {
		if (mount("none", dir, "cgroup", 0, controllers[i])) {
			continue;
		}
		umount(dir);
		strcat(enabled, ",");
		strcat(enabled, controllers[i]);
	}
	if (enabled[0] == 0) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
		return;
	}
	if (mount("none", dir, "cgroup", 0, enabled + 1)) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
	}
	if (chmod(dir, 0777)) {
	}
}

static void mount_cgroups2(const char** controllers, int count)
{
	if (mkdir("/syzcgroup/unified", 0777)) {
		return;
	}
	if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) {
		if (rmdir("/syzcgroup/unified") && errno != EBUSY)
	exit(1);
		return;
	}
	if (chmod("/syzcgroup/unified", 0777)) {
	}
	int control = open("/syzcgroup/unified/cgroup.subtree_control", O_WRONLY);
	if (control == -1)
		return;
	int i;
	for (i = 0; i < count; i++)
		if (write(control, controllers[i], strlen(controllers[i])) < 0) {
		}
	close(control);
}

static void setup_cgroups()
{
	const char* unified_controllers[] = {"+cpu", "+io", "+pids"};
	const char* net_controllers[] = {"net", "net_prio", "devices", "blkio", "freezer"};
	const char* cpu_controllers[] = {"cpuset", "cpuacct", "hugetlb", "rlimit", "memory"};
	if (mkdir("/syzcgroup", 0777)) {
		return;
	}
	mount_cgroups2(unified_controllers, sizeof(unified_controllers) / sizeof(unified_controllers[0]));
	mount_cgroups("/syzcgroup/net", net_controllers, sizeof(net_controllers) / sizeof(net_controllers[0]));
	mount_cgroups("/syzcgroup/cpu", cpu_controllers, sizeof(cpu_controllers) / sizeof(cpu_controllers[0]));
	write_file("/syzcgroup/cpu/cgroup.clone_children", "1");
	write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1");
}

static void setup_cgroups_loop()
{
	int pid = getpid();
	char file[128];
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/pids.max", cgroupdir);
	write_file(file, "32");
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(file, sizeof(file), "%s/memory.soft_limit_in_bytes", cgroupdir);
	write_file(file, "%d", 299 << 20);
	snprintf(file, sizeof(file), "%s/memory.limit_in_bytes", cgroupdir);
	write_file(file, "%d", 300 << 20);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
}

static void setup_cgroups_test()
{
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.cpu")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.net")) {
	}
}

static void initialize_cgroups()
{
	if (mkdir("./syz-tmp/newroot/syzcgroup", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/net", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, bind_mount_flags, NULL)) {
	}
}

static void setup_gadgetfs();
static void setup_binderfs();
static void setup_fusectl();
static void sandbox_common_mount_tmpfs(void)
{
	write_file("/proc/sys/fs/mount-max", "100000");
	if (mkdir("./syz-tmp", 0777))
	exit(1);
	if (mount("", "./syz-tmp", "tmpfs", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot", 0777))
	exit(1);
	if (mkdir("./syz-tmp/newroot/dev", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/dev", "./syz-tmp/newroot/dev", NULL, bind_mount_flags, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/proc", 0700))
	exit(1);
	if (mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/selinux", 0700))
	exit(1);
	const char* selinux_path = "./syz-tmp/newroot/selinux";
	if (mount("/selinux", selinux_path, NULL, bind_mount_flags, NULL)) {
		if (errno != ENOENT)
	exit(1);
		if (mount("/sys/fs/selinux", selinux_path, NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	}
	if (mkdir("./syz-tmp/newroot/sys", 0700))
	exit(1);
	if (mount("/sys", "./syz-tmp/newroot/sys", 0, bind_mount_flags, NULL))
	exit(1);
	if (mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mkdir("./syz-tmp/newroot/syz-inputs", 0700))
	exit(1);
	if (mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, bind_mount_flags | MS_RDONLY, NULL) && errno != ENOENT)
	exit(1);
	initialize_cgroups();
	if (mkdir("./syz-tmp/pivot", 0777))
	exit(1);
	if (syscall(SYS_pivot_root, "./syz-tmp", "./syz-tmp/pivot")) {
		if (chdir("./syz-tmp"))
	exit(1);
	} else {
		if (chdir("/"))
	exit(1);
		if (umount2("./pivot", MNT_DETACH))
	exit(1);
	}
	if (chroot("./newroot"))
	exit(1);
	if (chdir("/"))
	exit(1);
	setup_gadgetfs();
	setup_binderfs();
	setup_fusectl();
}

static void setup_gadgetfs()
{
	if (mkdir("/dev/gadgetfs", 0777)) {
	}
	if (mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL)) {
	}
}

static void setup_fusectl()
{
	if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
	}
}

static void setup_binderfs()
{
	if (mkdir("/dev/binderfs", 0777)) {
	}
	if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) {
	}
}

static void loop();

static void sandbox_common()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	if (getppid() == 1)
	exit(1);
	struct rlimit rlim;
	rlim.rlim_cur = rlim.rlim_max = (200 << 20);
	setrlimit(RLIMIT_AS, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 32 << 20;
	setrlimit(RLIMIT_MEMLOCK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 136 << 20;
	setrlimit(RLIMIT_FSIZE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 1 << 20;
	setrlimit(RLIMIT_STACK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 128 << 20;
	setrlimit(RLIMIT_CORE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 256;
	setrlimit(RLIMIT_NOFILE, &rlim);
	if (unshare(CLONE_NEWNS)) {
	}
	if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
	}
	if (unshare(CLONE_NEWIPC)) {
	}
	if (unshare(0x02000000)) {
	}
	if (unshare(CLONE_NEWUTS)) {
	}
	if (unshare(CLONE_SYSVSEM)) {
	}
	typedef struct {
		const char* name;
		const char* value;
	} sysctl_t;
	static const sysctl_t sysctls[] = {
	    {"/proc/sys/kernel/shmmax", "16777216"},
	    {"/proc/sys/kernel/shmall", "536870912"},
	    {"/proc/sys/kernel/shmmni", "1024"},
	    {"/proc/sys/kernel/msgmax", "8192"},
	    {"/proc/sys/kernel/msgmni", "1024"},
	    {"/proc/sys/kernel/msgmnb", "1024"},
	    {"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
	};
	unsigned i;
	for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
		write_file(sysctls[i].name, sysctls[i].value);
}

static int wait_for_loop(int pid)
{
	if (pid < 0)
	exit(1);
	int status = 0;
	while (waitpid(-1, &status, __WALL) != pid) {
	}
	return WEXITSTATUS(status);
}

static void drop_caps(void)
{
	struct __user_cap_header_struct cap_hdr = {};
	struct __user_cap_data_struct cap_data[2] = {};
	cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
	cap_hdr.pid = getpid();
	if (syscall(SYS_capget, &cap_hdr, &cap_data))
	exit(1);
	const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
	cap_data[0].effective &= ~drop;
	cap_data[0].permitted &= ~drop;
	cap_data[0].inheritable &= ~drop;
	if (syscall(SYS_capset, &cap_hdr, &cap_data))
	exit(1);
}

static int do_sandbox_none(void)
{
	if (unshare(CLONE_NEWPID)) {
	}
	int pid = fork();
	if (pid != 0)
		return wait_for_loop(pid);
	initialize_vhci();
	sandbox_common();
	drop_caps();
	initialize_netdevices_init();
	if (unshare(CLONE_NEWNET)) {
	}
	write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
	initialize_tun();
	initialize_netdevices();
	initialize_wifi_devices();
	sandbox_common_mount_tmpfs();
	loop();
	exit(1);
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
	int iter = 0;
	DIR* dp = 0;
	const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
		while (umount2(dir, umount_flags) == 0) {
		}
	dp = opendir(dir);
	if (dp == NULL) {
		if (errno == EMFILE) {
	exit(1);
		}
	exit(1);
	}
	struct dirent* ep = 0;
	while ((ep = readdir(dp))) {
		if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
			continue;
		char filename[FILENAME_MAX];
		snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
			while (umount2(filename, umount_flags) == 0) {
			}
		struct stat st;
		if (lstat(filename, &st))
	exit(1);
		if (S_ISDIR(st.st_mode)) {
			remove_dir(filename);
			continue;
		}
		int i;
		for (i = 0;; i++) {
			if (unlink(filename) == 0)
				break;
			if (errno == EPERM) {
				int fd = open(filename, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno != EBUSY || i > 100)
	exit(1);
				if (umount2(filename, umount_flags))
	exit(1);
		}
	}
	closedir(dp);
	for (int i = 0;; i++) {
		if (rmdir(dir) == 0)
			break;
		if (i < 100) {
			if (errno == EPERM) {
				int fd = open(dir, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno == EBUSY) {
					if (umount2(dir, umount_flags))
	exit(1);
				continue;
			}
			if (errno == ENOTEMPTY) {
				if (iter < 100) {
					iter++;
					goto retry;
				}
			}
		}
	exit(1);
	}
}

static void kill_and_wait(int pid, int* status)
{
	kill(-pid, SIGKILL);
	kill(pid, SIGKILL);
	for (int i = 0; i < 100; i++) {
		if (waitpid(-1, status, WNOHANG | __WALL) == pid)
			return;
		usleep(1000);
	}
	DIR* dir = opendir("/sys/fs/fuse/connections");
	if (dir) {
		for (;;) {
			struct dirent* ent = readdir(dir);
			if (!ent)
				break;
			if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
				continue;
			char abort[300];
			snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name);
			int fd = open(abort, O_WRONLY);
			if (fd == -1) {
				continue;
			}
			if (write(fd, abort, 1) < 0) {
			}
			close(fd);
		}
		closedir(dir);
	} else {
	}
	while (waitpid(-1, status, __WALL) != pid) {
	}
}

static void setup_loop()
{
	setup_cgroups_loop();
	checkpoint_net_namespace();
}

static void reset_loop()
{
	reset_net_namespace();
}

static void setup_test()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	setpgrp();
	setup_cgroups_test();
	write_file("/proc/self/oom_score_adj", "1000");
	flush_tun();
	if (symlink("/dev/binderfs", "./binderfs")) {
	}
}

static void close_fds()
{
	for (int fd = 3; fd < MAX_FDS; fd++)
		close(fd);
}

static const char* setup_binfmt_misc()
{
	if (mount(0, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, 0) && errno != EBUSY) {
		return NULL;
	}
	if (!write_file("/proc/sys/fs/binfmt_misc/register", ":syz0:M:0:\x01::./file0:") ||
	    !write_file("/proc/sys/fs/binfmt_misc/register", ":syz1:M:1:\x02::./file0:POC"))
		return "write(/proc/sys/fs/binfmt_misc/register) failed";
	return NULL;
}

static const char* setup_usb()
{
	if (chmod("/dev/raw-gadget", 0666))
		return "failed to chmod /dev/raw-gadget";
	return NULL;
}

static void setup_sysctl()
{
	int cad_pid = fork();
	if (cad_pid < 0)
	exit(1);
	if (cad_pid == 0) {
		for (;;)
			sleep(100);
	}
	char tmppid[32];
	snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
	struct {
		const char* name;
		const char* data;
	} files[] = {
	    {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
	    {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
	    {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
	    {"/proc/sys/net/core/bpf_jit_harden", "0"},
	    {"/proc/sys/kernel/kptr_restrict", "0"},
	    {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
	    {"/proc/sys/fs/mount-max", "100"},
	    {"/proc/sys/vm/oom_dump_tasks", "0"},
	    {"/proc/sys/debug/exception-trace", "0"},
	    {"/proc/sys/kernel/printk", "7 4 1 3"},
	    {"/proc/sys/kernel/keys/gc_delay", "1"},
	    {"/proc/sys/vm/oom_kill_allocating_task", "1"},
	    {"/proc/sys/kernel/ctrl-alt-del", "0"},
	    {"/proc/sys/kernel/cad_pid", tmppid},
	};
	for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
		if (!write_file(files[i].name, files[i].data)) {
		}
	}
	kill(cad_pid, SIGKILL);
	while (waitpid(cad_pid, NULL, 0) != cad_pid)
		;
}

#define NL802154_CMD_SET_SHORT_ADDR 11
#define NL802154_ATTR_IFINDEX 3
#define NL802154_ATTR_SHORT_ADDR 10

static const char* setup_802154()
{
	const char* error = NULL;
	int sock_generic = -1;
	int sock_route = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock_route == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) failed";
		goto fail;
	}
	sock_generic = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock_generic == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) failed";
		goto fail;
	}
	{
		int nl802154_family_id = netlink_query_family_id(&nlmsg, sock_generic, "nl802154", true);
		if (nl802154_family_id < 0) {
			error = "netlink_query_family_id failed";
			goto fail;
		}
		for (int i = 0; i < 2; i++) {
			char devname[] = "wpan0";
			devname[strlen(devname) - 1] += i;
			uint64_t hwaddr = 0xaaaaaaaaaaaa0002 + (i << 8);
			uint16_t shortaddr = 0xaaa0 + i;
			int ifindex = if_nametoindex(devname);
			struct genlmsghdr genlhdr;
			memset(&genlhdr, 0, sizeof(genlhdr));
			genlhdr.cmd = NL802154_CMD_SET_SHORT_ADDR;
			netlink_init(&nlmsg, nl802154_family_id, 0, &genlhdr, sizeof(genlhdr));
			netlink_attr(&nlmsg, NL802154_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
			netlink_attr(&nlmsg, NL802154_ATTR_SHORT_ADDR, &shortaddr, sizeof(shortaddr));
			if (netlink_send(&nlmsg, sock_generic) < 0) {
				error = "NL802154_CMD_SET_SHORT_ADDR failed";
				goto fail;
			}
			netlink_device_change(&nlmsg, sock_route, devname, true, 0, &hwaddr, sizeof(hwaddr), 0);
			if (i == 0) {
				netlink_add_device_impl(&nlmsg, "lowpan", "lowpan0", false);
				netlink_done(&nlmsg);
				netlink_attr(&nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
				if (netlink_send(&nlmsg, sock_route) < 0) {
					error = "netlink: adding device lowpan0 type lowpan link wpan0";
					goto fail;
				}
			}
		}
	}
fail:
	close(sock_route);
	close(sock_generic);
	return error;
}

#define SWAP_FILE "./swap-file"
#define SWAP_FILE_SIZE (128 * 1000 * 1000)

static const char* setup_swap()
{
	swapoff(SWAP_FILE);
	unlink(SWAP_FILE);
	int fd = open(SWAP_FILE, O_CREAT | O_WRONLY | O_CLOEXEC, 0600);
	if (fd == -1)
		return "swap file open failed";
	fallocate(fd, FALLOC_FL_ZERO_RANGE, 0, SWAP_FILE_SIZE);
	close(fd);
	char cmdline[64];
	sprintf(cmdline, "mkswap %s", SWAP_FILE);
	if (runcmdline(cmdline))
		return "mkswap failed";
	if (swapon(SWAP_FILE, SWAP_FLAG_PREFER) == 1)
		return "swapon failed";
	return NULL;
}

struct thread_t {
	int created, call;
	event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
	struct thread_t* th = (struct thread_t*)arg;
	for (;;) {
		event_wait(&th->ready);
		event_reset(&th->ready);
		execute_call(th->call);
		__atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
		event_set(&th->done);
	}
	return 0;
}

static void execute_one(void)
{
	if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
	}
	int i, call, thread;
	for (call = 0; call < 1; call++) {
		for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) {
			struct thread_t* th = &threads[thread];
			if (!th->created) {
				th->created = 1;
				event_init(&th->ready);
				event_init(&th->done);
				event_set(&th->done);
				thread_start(thr, th);
			}
			if (!event_isset(&th->done))
				continue;
			event_reset(&th->done);
			th->call = call;
			__atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
			event_set(&th->ready);
			event_timedwait(&th->done, 50);
			break;
		}
	}
	for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
		sleep_ms(1);
	close_fds();
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
	setup_loop();
	int iter = 0;
	for (;; iter++) {
		char cwdbuf[32];
		sprintf(cwdbuf, "./%d", iter);
		if (mkdir(cwdbuf, 0777))
	exit(1);
		reset_loop();
		int pid = fork();
		if (pid < 0)
	exit(1);
		if (pid == 0) {
			if (chdir(cwdbuf))
	exit(1);
			setup_test();
			execute_one();
			exit(0);
		}
		int status = 0;
		uint64_t start = current_time_ms();
		for (;;) {
			sleep_ms(10);
			if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
				break;
			if (current_time_ms() - start < 5000)
				continue;
			kill_and_wait(pid, &status);
			break;
		}
		remove_dir(cwdbuf);
	}
}

void execute_call(int call)
{
		switch (call) {
	case 0:
//  socket$kcm arguments: [
//    domain: const = 0x2c (8 bytes)
//    type: kcm_socket_type = 0x3 (8 bytes)
//    proto: const = 0x0 (4 bytes)
//  ]
//  returns sock_kcm
		syscall(__NR_socket, /*domain=*/0x2cul, /*type=SOCK_DGRAM|0x1*/3ul, /*proto=*/0);
		break;
	}

}
int main(void)
{
		syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	setup_sysctl();
	setup_cgroups();
	const char* reason;
	(void)reason;
	if ((reason = setup_binfmt_misc()))
		printf("the reproducer may not work as expected: binfmt_misc setup failed: %s\n", reason);
	if ((reason = setup_usb()))
		printf("the reproducer may not work as expected: USB injection setup failed: %s\n", reason);
	if ((reason = setup_802154()))
		printf("the reproducer may not work as expected: 802154 injection setup failed: %s\n", reason);
	if ((reason = setup_swap()))
		printf("the reproducer may not work as expected: swap setup failed: %s\n", reason);
	install_segv_handler();
	for (procid = 0; procid < 3; procid++) {
		if (fork() == 0) {
			use_temporary_dir();
			do_sandbox_none();
		}
	}
	sleep(1000000);
	return 0;
}


compiler invocation: gcc [-o /tmp/syz-executor2241863920 -DGOOS_linux=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w]
2025/08/06 19:13:36 "WARNING in xsk_create": saved crash log into 1754507616.crash.log
2025/08/06 19:13:39 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:13:48 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:14:20 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:14:26 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:14:27 runner 0 connected
2025/08/06 19:14:37 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:14:55 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:15:06 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:15:07 new: boot error: can't ssh into the instance
2025/08/06 19:15:20 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:15:27 runner 5 connected
2025/08/06 19:15:35 base: boot error: can't ssh into the instance
2025/08/06 19:15:39 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:16:08 runner 7 connected
2025/08/06 19:16:24 runner 2 connected
2025/08/06 19:16:25 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:16:25 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:16:57 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:16:57 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:17:15 runner 0 connected
2025/08/06 19:17:35 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:17:45 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:17:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9582,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 9637,
  "coverage": 71032,
  "distributor delayed": 20757,
  "distributor undelayed": 20757,
  "distributor violated": 935,
  "exec candidate": 22555,
  "exec collide": 24393,
  "exec fuzz": 46280,
  "exec gen": 2417,
  "exec hints": 7523,
  "exec inject": 0,
  "exec minimize": 1492,
  "exec retries": 175,
  "exec seeds": 150,
  "exec smash": 1283,
  "exec total [base]": 174022,
  "exec total [new]": 176757,
  "exec triage": 31564,
  "executor restarts": 1076,
  "fault jobs": 0,
  "fuzzer jobs": 3,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 1,
  "hints jobs": 2,
  "max signal": 73714,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 850,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10180,
  "no exec duration": 12060266000000,
  "no exec requests": 38404,
  "pending": 220,
  "prog exec time": 480,
  "reproducing": 2,
  "rpc recv": 10499880092,
  "rpc sent": 1080536128,
  "signal": 70098,
  "smash jobs": 1,
  "triage jobs": 0,
  "vm output": 19161812,
  "vm restarts [base]": 31,
  "vm restarts [new]": 276
}
2025/08/06 19:17:46 runner 7 connected
2025/08/06 19:17:50 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:18:13 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:18:26 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:18:37 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:18:39 runner 0 connected
2025/08/06 19:18:51 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:19:15 runner 7 connected
2025/08/06 19:19:21 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:19:24 new: boot error: can't ssh into the instance
2025/08/06 19:19:26 runner 5 connected
2025/08/06 19:19:28 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:20:08 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:20:10 runner 0 connected
2025/08/06 19:20:12 runner 8 connected
2025/08/06 19:20:27 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:20:39 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:20:50 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f mm/slab_common.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:20:51 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:20:58 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:21:15 runner 5 connected
2025/08/06 19:21:26 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:21:28 runner 7 connected
2025/08/06 19:21:36 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:21:40 runner 0 connected
2025/08/06 19:21:48 runner 8 connected
2025/08/06 19:21:48 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:22:01 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:22:03 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:22:13 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:22:26 runner 5 connected
2025/08/06 19:22:37 runner 7 connected
2025/08/06 19:22:44 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:22:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9582,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 9742,
  "coverage": 71032,
  "distributor delayed": 20765,
  "distributor undelayed": 20765,
  "distributor violated": 935,
  "exec candidate": 22555,
  "exec collide": 24949,
  "exec fuzz": 47281,
  "exec gen": 2462,
  "exec hints": 7681,
  "exec inject": 0,
  "exec minimize": 1492,
  "exec retries": 177,
  "exec seeds": 150,
  "exec smash": 1304,
  "exec total [base]": 175809,
  "exec total [new]": 178545,
  "exec triage": 31572,
  "executor restarts": 1108,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 2,
  "hints jobs": 1,
  "max signal": 73718,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 857,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10183,
  "no exec duration": 12673652000000,
  "no exec requests": 39908,
  "pending": 220,
  "prog exec time": 372,
  "reproducing": 2,
  "rpc recv": 10871481548,
  "rpc sent": 1102642000,
  "signal": 70098,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 19674686,
  "vm restarts [base]": 31,
  "vm restarts [new]": 288
}
2025/08/06 19:22:50 runner 0 connected
2025/08/06 19:22:55 new: boot error: can't ssh into the instance
2025/08/06 19:23:01 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:23:03 runner 8 connected
2025/08/06 19:23:12 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:23:20 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:23:23 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:23:34 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:23:43 runner 4 connected
2025/08/06 19:23:51 runner 7 connected
2025/08/06 19:23:59 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:24:02 runner 0 connected
2025/08/06 19:24:22 runner 5 connected
2025/08/06 19:24:32 new: boot error: can't ssh into the instance
2025/08/06 19:24:40 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:25:13 new: boot error: can't ssh into the instance
2025/08/06 19:25:20 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:26:02 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:26:10 runner 9 connected
2025/08/06 19:26:32 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:26:39 base crash: lost connection to test machine
2025/08/06 19:26:40 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:26:40 repro finished 'WARNING in corrupted', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 19:26:40 found repro for "WARNING in xsk_create" (orig title: "WARNING in corrupted", reliability:  1), took 38.00 minutes
2025/08/06 19:26:40 "WARNING in xsk_create": saved crash log into 1754508400.crash.log
2025/08/06 19:26:40 start reproducing 'WARNING in corrupted'
2025/08/06 19:26:40 "WARNING in xsk_create": saved repro log into 1754508400.repro.log
2025/08/06 19:26:52 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:27:11 base crash: lost connection to test machine
2025/08/06 19:27:26 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:27:28 runner 1 connected
2025/08/06 19:27:30 runner 5 connected
2025/08/06 19:27:41 runner 9 connected
2025/08/06 19:27:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 15,
  "corpus": 9584,
  "corpus [files]": 476,
  "corpus [symbols]": 474,
  "cover overflows": 10074,
  "coverage": 71034,
  "distributor delayed": 20785,
  "distributor undelayed": 20785,
  "distributor violated": 935,
  "exec candidate": 22555,
  "exec collide": 26690,
  "exec fuzz": 50716,
  "exec gen": 2626,
  "exec hints": 7908,
  "exec inject": 0,
  "exec minimize": 1662,
  "exec retries": 180,
  "exec seeds": 154,
  "exec smash": 1331,
  "exec total [base]": 180458,
  "exec total [new]": 184357,
  "exec triage": 31604,
  "executor restarts": 1141,
  "fault jobs": 0,
  "fuzzer jobs": 5,
  "fuzzing VMs [base]": 2,
  "fuzzing VMs [new]": 4,
  "hints jobs": 2,
  "max signal": 73733,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 929,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10194,
  "no exec duration": 13164643000000,
  "no exec requests": 41421,
  "pending": 219,
  "prog exec time": 386,
  "reproducing": 2,
  "rpc recv": 11159294056,
  "rpc sent": 1152606768,
  "signal": 70100,
  "smash jobs": 1,
  "triage jobs": 2,
  "vm output": 20456571,
  "vm restarts [base]": 32,
  "vm restarts [new]": 297
}
2025/08/06 19:27:50 new: boot error: can't ssh into the instance
2025/08/06 19:27:58 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:27:59 runner 2 connected
2025/08/06 19:28:14 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:28:14 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:28:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:28:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:28:33 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:28:35 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:28:51 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:29:03 runner 0 connected
2025/08/06 19:29:17 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:29:23 runner 7 connected
2025/08/06 19:29:32 runner 5 connected
2025/08/06 19:30:13 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:30:13 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:30:19 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:30:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:30:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:30:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:30:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:30:33 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:30:37 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:30:37 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:30:42 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:31:03 runner 4 connected
2025/08/06 19:31:21 runner 0 connected
2025/08/06 19:31:27 runner 9 connected
2025/08/06 19:31:37 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:31:59 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:32:02 patched crashed: INFO: rcu detected stall in corrupted [need repro = false]
2025/08/06 19:32:06 base crash: INFO: rcu detected stall in perf_event_open
2025/08/06 19:32:16 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 19:32:16 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 19:32:26 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:32:26 patched-only: WARNING in xsk_create
2025/08/06 19:32:26 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 19:32:26 start reproducing 'WARNING in xsk_create (full)'
2025/08/06 19:32:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 17,
  "corpus": 9587,
  "corpus [files]": 477,
  "corpus [symbols]": 475,
  "cover overflows": 10356,
  "coverage": 71040,
  "distributor delayed": 20805,
  "distributor undelayed": 20802,
  "distributor violated": 935,
  "exec candidate": 22555,
  "exec collide": 28121,
  "exec fuzz": 53415,
  "exec gen": 2768,
  "exec hints": 8166,
  "exec inject": 0,
  "exec minimize": 1804,
  "exec retries": 180,
  "exec seeds": 165,
  "exec smash": 1422,
  "exec total [base]": 185574,
  "exec total [new]": 189148,
  "exec triage": 31627,
  "executor restarts": 1163,
  "fault jobs": 0,
  "fuzzer jobs": 4,
  "fuzzing VMs [base]": 2,
  "fuzzing VMs [new]": 1,
  "hints jobs": 1,
  "max signal": 73754,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1007,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10204,
  "no exec duration": 13164643000000,
  "no exec requests": 41421,
  "pending": 226,
  "prog exec time": 355,
  "reproducing": 3,
  "rpc recv": 11415418864,
  "rpc sent": 1200092192,
  "signal": 70105,
  "smash jobs": 0,
  "triage jobs": 3,
  "vm output": 21082729,
  "vm restarts [base]": 33,
  "vm restarts [new]": 303
}
2025/08/06 19:32:51 runner 5 connected
2025/08/06 19:32:54 runner 2 connected
2025/08/06 19:33:03 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:33:15 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:33:29 new: boot error: can't ssh into the instance
2025/08/06 19:33:43 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:33:44 reproducing crash 'no output/lost connection': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:33:50 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:34:18 runner 8 connected
2025/08/06 19:34:31 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:34:33 runner 9 connected
2025/08/06 19:34:38 new: boot error: can't ssh into the instance
2025/08/06 19:34:40 runner 5 connected
2025/08/06 19:35:26 runner 6 connected
2025/08/06 19:35:33 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:35:34 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:36:22 runner 8 connected
2025/08/06 19:36:32 runner 5 connected
2025/08/06 19:36:47 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:37:07 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:37:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 17,
  "corpus": 9588,
  "corpus [files]": 477,
  "corpus [symbols]": 475,
  "cover overflows": 10580,
  "coverage": 71041,
  "distributor delayed": 20834,
  "distributor undelayed": 20832,
  "distributor violated": 935,
  "exec candidate": 22555,
  "exec collide": 29369,
  "exec fuzz": 55813,
  "exec gen": 2905,
  "exec hints": 8387,
  "exec inject": 0,
  "exec minimize": 1914,
  "exec retries": 180,
  "exec seeds": 165,
  "exec smash": 1447,
  "exec total [base]": 190548,
  "exec total [new]": 193332,
  "exec triage": 31665,
  "executor restarts": 1184,
  "fault jobs": 0,
  "fuzzer jobs": 5,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 3,
  "hints jobs": 1,
  "max signal": 73768,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1061,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10216,
  "no exec duration": 13561932000000,
  "no exec requests": 42714,
  "pending": 226,
  "prog exec time": 380,
  "reproducing": 3,
  "rpc recv": 11669713060,
  "rpc sent": 1244145536,
  "signal": 70106,
  "smash jobs": 0,
  "triage jobs": 4,
  "vm output": 21643244,
  "vm restarts [base]": 34,
  "vm restarts [new]": 310
}
2025/08/06 19:37:56 new: boot error: can't ssh into the instance
2025/08/06 19:37:56 runner 9 connected
2025/08/06 19:38:07 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:38:19 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:39:09 runner 9 connected
2025/08/06 19:39:20 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:39:29 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:40:10 runner 5 connected
2025/08/06 19:40:20 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:40:22 repro finished 'WARNING in xsk_create (full)', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 19:40:22 failed repro for "WARNING in xsk_create", err=failed to build program:
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE 

#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/epoll.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/swap.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/falloc.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/nl80211.h>
#include <linux/rfkill.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
	if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
		exit(sig);
	}
	uintptr_t addr = (uintptr_t)info->si_addr;
	const uintptr_t prog_start = 1 << 20;
	const uintptr_t prog_end = 100 << 20;
	int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
	int valid = addr < prog_start || addr > prog_end;
	if (skip && valid) {
		_longjmp(segv_env, 1);
	}
	exit(sig);
}

static void install_segv_handler(void)
{
	struct sigaction sa;
	memset(&sa, 0, sizeof(sa));
	sa.sa_handler = SIG_IGN;
	syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
	syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
	memset(&sa, 0, sizeof(sa));
	sa.sa_sigaction = segv_handler;
	sa.sa_flags = SA_NODEFER | SA_SIGINFO;
	sigaction(SIGSEGV, &sa, NULL);
	sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...) ({ int ok = 1; __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); if (_setjmp(segv_env) == 0) { __VA_ARGS__; } else ok = 0; __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); ok; })

static void sleep_ms(uint64_t ms)
{
	usleep(ms * 1000);
}

static uint64_t current_time_ms(void)
{
	struct timespec ts;
	if (clock_gettime(CLOCK_MONOTONIC, &ts))
	exit(1);
	return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}

static void use_temporary_dir(void)
{
	char tmpdir_template[] = "./syzkaller.XXXXXX";
	char* tmpdir = mkdtemp(tmpdir_template);
	if (!tmpdir)
	exit(1);
	if (chmod(tmpdir, 0777))
	exit(1);
	if (chdir(tmpdir))
	exit(1);
}

static void thread_start(void* (*fn)(void*), void* arg)
{
	pthread_t th;
	pthread_attr_t attr;
	pthread_attr_init(&attr);
	pthread_attr_setstacksize(&attr, 128 << 10);
	int i = 0;
	for (; i < 100; i++) {
		if (pthread_create(&th, &attr, fn, arg) == 0) {
			pthread_attr_destroy(&attr);
			return;
		}
		if (errno == EAGAIN) {
			usleep(50);
			continue;
		}
		break;
	}
	exit(1);
}

typedef struct {
	int state;
} event_t;

static void event_init(event_t* ev)
{
	ev->state = 0;
}

static void event_reset(event_t* ev)
{
	ev->state = 0;
}

static void event_set(event_t* ev)
{
	if (ev->state)
	exit(1);
	__atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
	syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
	while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
	return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
	uint64_t start = current_time_ms();
	uint64_t now = start;
	for (;;) {
		uint64_t remain = timeout - (now - start);
		struct timespec ts;
		ts.tv_sec = remain / 1000;
		ts.tv_nsec = (remain % 1000) * 1000 * 1000;
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
		if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
			return 1;
		now = current_time_ms();
		if (now - start > timeout)
			return 0;
	}
}

static bool write_file(const char* file, const char* what, ...)
{
	char buf[1024];
	va_list args;
	va_start(args, what);
	vsnprintf(buf, sizeof(buf), what, args);
	va_end(args);
	buf[sizeof(buf) - 1] = 0;
	int len = strlen(buf);
	int fd = open(file, O_WRONLY | O_CLOEXEC);
	if (fd == -1)
		return false;
	if (write(fd, buf, len) != len) {
		int err = errno;
		close(fd);
		errno = err;
		return false;
	}
	close(fd);
	return true;
}

struct nlmsg {
	char* pos;
	int nesting;
	struct nlattr* nested[8];
	char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
			 const void* data, int size)
{
	memset(nlmsg, 0, sizeof(*nlmsg));
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_type = typ;
	hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
	memcpy(hdr + 1, data, size);
	nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ,
			 const void* data, int size)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_len = sizeof(*attr) + size;
	attr->nla_type = typ;
	if (size > 0)
		memcpy(attr + 1, data, size);
	nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_type = typ;
	nlmsg->pos += sizeof(*attr);
	nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
	struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
	attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock,
			    uint16_t reply_type, int* reply_len, bool dofail)
{
	if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
	exit(1);
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
	struct sockaddr_nl addr;
	memset(&addr, 0, sizeof(addr));
	addr.nl_family = AF_NETLINK;
	ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0, (struct sockaddr*)&addr, sizeof(addr));
	if (n != (ssize_t)hdr->nlmsg_len) {
		if (dofail)
	exit(1);
		return -1;
	}
	n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	if (reply_len)
		*reply_len = 0;
	if (n < 0) {
		if (dofail)
	exit(1);
		return -1;
	}
	if (n < (ssize_t)sizeof(struct nlmsghdr)) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type == NLMSG_DONE)
		return 0;
	if (reply_len && hdr->nlmsg_type == reply_type) {
		*reply_len = n;
		return 0;
	}
	if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type != NLMSG_ERROR) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	errno = -((struct nlmsgerr*)(hdr + 1))->error;
	return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
	return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock, const char* family_name, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = CTRL_CMD_GETFAMILY;
	netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name, strnlen(family_name, GENL_NAMSIZ - 1) + 1);
	int n = 0;
	int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
	if (err < 0) {
		return -1;
	}
	uint16_t id = 0;
	struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
	for (; (char*)attr < nlmsg->buf + n; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
		if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
			id = *(uint16_t*)(attr + 1);
			break;
		}
	}
	if (!id) {
		errno = EINVAL;
		return -1;
	}
	recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	return id;
}

static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
			    unsigned int total_len)
{
	struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
	if (offset == total_len || offset + hdr->nlmsg_len > total_len)
		return -1;
	return hdr->nlmsg_len;
}

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
				    const char* name, bool up)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	if (name)
		netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
	netlink_nest(nlmsg, IFLA_LINKINFO);
	netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
			       const char* name)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
			     const char* peer)
{
	netlink_add_device_impl(nlmsg, "veth", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_nest(nlmsg, VETH_INFO_PEER);
	nlmsg->pos += sizeof(struct ifinfomsg);
	netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_xfrm(struct nlmsg* nlmsg, int sock, const char* name)
{
	netlink_add_device_impl(nlmsg, "xfrm", name, true);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int if_id = 1;
	netlink_attr(nlmsg, 2, &if_id, sizeof(if_id));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
			    const char* slave1, const char* slave2)
{
	netlink_add_device_impl(nlmsg, "hsr", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int ifindex1 = if_nametoindex(slave1);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
	int ifindex2 = if_nametoindex(slave2);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t id, uint16_t proto)
{
	netlink_add_device_impl(nlmsg, "vlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
	netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, "macvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	uint32_t mode = MACVLAN_MODE_BRIDGE;
	netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name, uint32_t vni, struct in_addr* addr4, struct in6_addr* addr6)
{
	netlink_add_device_impl(nlmsg, "geneve", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
	if (addr4)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
	if (addr6)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2

static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t mode, uint16_t flags)
{
	netlink_add_device_impl(nlmsg, "ipvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
	netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock, const char* name, bool up,
				  const char* master, const void* mac, int macsize,
				  const char* new_name)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	hdr.ifi_index = if_nametoindex(name);
	netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
	if (new_name)
		netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
	if (master) {
		int ifindex = if_nametoindex(master);
		netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
	}
	if (macsize)
		netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
			    const void* addr, int addrsize)
{
	struct ifaddrmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
	hdr.ifa_scope = RT_SCOPE_UNIVERSE;
	hdr.ifa_index = if_nametoindex(dev);
	netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
	netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
	return netlink_send(nlmsg, sock);
}

static void netlink_add_addr4(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in_addr in_addr;
	inet_pton(AF_INET, addr, &in_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
	if (err < 0) {
	}
}

static void netlink_add_addr6(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, addr, &in6_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
	if (err < 0) {
	}
}

static void netlink_add_neigh(struct nlmsg* nlmsg, int sock, const char* name,
			      const void* addr, int addrsize, const void* mac, int macsize)
{
	struct ndmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ndm_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ndm_ifindex = if_nametoindex(name);
	hdr.ndm_state = NUD_PERMANENT;
	netlink_init(nlmsg, RTM_NEWNEIGH, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, NDA_DST, addr, addrsize);
	netlink_attr(nlmsg, NDA_LLADDR, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static struct nlmsg nlmsg;

static int tunfd = -1;

#define TUN_IFACE "syz_tun"
#define LOCAL_MAC 0xaaaaaaaaaaaa
#define REMOTE_MAC 0xaaaaaaaaaabb
#define LOCAL_IPV4 "172.20.20.170"
#define REMOTE_IPV4 "172.20.20.187"
#define LOCAL_IPV6 "fe80::aa"
#define REMOTE_IPV6 "fe80::bb"

#define IFF_NAPI 0x0010

static void initialize_tun(void)
{
	tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
	if (tunfd == -1) {
		printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n");
		printf("otherwise fuzzing or reproducing might not work as intended\n");
		return;
	}
	const int kTunFd = 200;
	if (dup2(tunfd, kTunFd) < 0)
	exit(1);
	close(tunfd);
	tunfd = kTunFd;
	struct ifreq ifr;
	memset(&ifr, 0, sizeof(ifr));
	strncpy(ifr.ifr_name, TUN_IFACE, IFNAMSIZ);
	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
	if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) {
	exit(1);
	}
	char sysctl[64];
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/accept_dad", TUN_IFACE);
	write_file(sysctl, "0");
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/router_solicitations", TUN_IFACE);
	write_file(sysctl, "0");
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	netlink_add_addr4(&nlmsg, sock, TUN_IFACE, LOCAL_IPV4);
	netlink_add_addr6(&nlmsg, sock, TUN_IFACE, LOCAL_IPV6);
	uint64_t macaddr = REMOTE_MAC;
	struct in_addr in_addr;
	inet_pton(AF_INET, REMOTE_IPV4, &in_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in_addr, sizeof(in_addr), &macaddr, ETH_ALEN);
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, REMOTE_IPV6, &in6_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in6_addr, sizeof(in6_addr), &macaddr, ETH_ALEN);
	macaddr = LOCAL_MAC;
	netlink_device_change(&nlmsg, sock, TUN_IFACE, true, 0, &macaddr, ETH_ALEN, NULL);
	close(sock);
}

#define DEVLINK_FAMILY_NAME "devlink"

#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7

static struct nlmsg nlmsg2;

static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
				     const char* netdev_prefix)
{
	struct genlmsghdr genlhdr;
	int len, total_len, id, err, offset;
	uint16_t netdev_index;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1)
	exit(1);
	int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (rtsock == -1)
	exit(1);
	id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
	if (id == -1)
		goto error;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = DEVLINK_CMD_PORT_GET;
	netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
	netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
	err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
	if (err < 0) {
		goto error;
	}
	offset = 0;
	netdev_index = 0;
	while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
		struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
		for (; (char*)attr < nlmsg.buf + offset + len; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
			if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
				char* port_name;
				char netdev_name[IFNAMSIZ];
				port_name = (char*)(attr + 1);
				snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix, netdev_index);
				netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0, netdev_name);
				break;
			}
		}
		offset += len;
		netdev_index++;
	}
error:
	close(rtsock);
	close(sock);
}

#define WIFI_INITIAL_DEVICE_COUNT 2
#define WIFI_MAC_BASE { 0x08, 0x02, 0x11, 0x00, 0x00, 0x00}
#define WIFI_IBSS_BSSID { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50}
#define WIFI_IBSS_SSID { 0x10, 0x10, 0x10, 0x10, 0x10, 0x10}
#define WIFI_DEFAULT_FREQUENCY 2412
#define WIFI_DEFAULT_SIGNAL 0
#define WIFI_DEFAULT_RX_RATE 1
#define HWSIM_CMD_REGISTER 1
#define HWSIM_CMD_FRAME 2
#define HWSIM_CMD_NEW_RADIO 4
#define HWSIM_ATTR_SUPPORT_P2P_DEVICE 14
#define HWSIM_ATTR_PERM_ADDR 22

#define IF_OPER_UP 6
struct join_ibss_props {
	int wiphy_freq;
	bool wiphy_freq_fixed;
	uint8_t* mac;
	uint8_t* ssid;
	int ssid_len;
};

static int set_interface_state(const char* interface_name, int on)
{
	struct ifreq ifr;
	int sock = socket(AF_INET, SOCK_DGRAM, 0);
	if (sock < 0) {
		return -1;
	}
	memset(&ifr, 0, sizeof(ifr));
	strcpy(ifr.ifr_name, interface_name);
	int ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
	if (ret < 0) {
		close(sock);
		return -1;
	}
	if (on)
		ifr.ifr_flags |= IFF_UP;
	else
		ifr.ifr_flags &= ~IFF_UP;
	ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
	close(sock);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int nl80211_set_interface(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
				 uint32_t iftype, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_SET_INTERFACE;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_IFTYPE, &iftype, sizeof(iftype));
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int nl80211_join_ibss(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
			     struct join_ibss_props* props, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_JOIN_IBSS;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_SSID, props->ssid, props->ssid_len);
	netlink_attr(nlmsg, NL80211_ATTR_WIPHY_FREQ, &(props->wiphy_freq), sizeof(props->wiphy_freq));
	if (props->mac)
		netlink_attr(nlmsg, NL80211_ATTR_MAC, props->mac, ETH_ALEN);
	if (props->wiphy_freq_fixed)
		netlink_attr(nlmsg, NL80211_ATTR_FREQ_FIXED, NULL, 0);
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int get_ifla_operstate(struct nlmsg* nlmsg, int ifindex, bool dofail)
{
	struct ifinfomsg info;
	memset(&info, 0, sizeof(info));
	info.ifi_family = AF_UNSPEC;
	info.ifi_index = ifindex;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1) {
		return -1;
	}
	netlink_init(nlmsg, RTM_GETLINK, 0, &info, sizeof(info));
	int n;
	int err = netlink_send_ext(nlmsg, sock, RTM_NEWLINK, &n, dofail);
	close(sock);
	if (err) {
		return -1;
	}
	struct rtattr* attr = IFLA_RTA(NLMSG_DATA(nlmsg->buf));
	for (; RTA_OK(attr, n); attr = RTA_NEXT(attr, n)) {
		if (attr->rta_type == IFLA_OPERSTATE)
			return *((int32_t*)RTA_DATA(attr));
	}
	return -1;
}

static int await_ifla_operstate(struct nlmsg* nlmsg, char* interface, int operstate, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	while (true) {
		usleep(1000);
		int ret = get_ifla_operstate(nlmsg, ifindex, dofail);
		if (ret < 0)
			return ret;
		if (ret == operstate)
			return 0;
	}
	return 0;
}

static int nl80211_setup_ibss_interface(struct nlmsg* nlmsg, int sock, int nl80211_family_id, char* interface,
					struct join_ibss_props* ibss_props, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	if (ifindex == 0) {
		return -1;
	}
	int ret = nl80211_set_interface(nlmsg, sock, nl80211_family_id, ifindex, NL80211_IFTYPE_ADHOC, dofail);
	if (ret < 0) {
		return -1;
	}
	ret = set_interface_state(interface, 1);
	if (ret < 0) {
		return -1;
	}
	ret = nl80211_join_ibss(nlmsg, sock, nl80211_family_id, ifindex, ibss_props, dofail);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int hwsim80211_create_device(struct nlmsg* nlmsg, int sock, int hwsim_family, uint8_t mac_addr[ETH_ALEN])
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = HWSIM_CMD_NEW_RADIO;
	netlink_init(nlmsg, hwsim_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, HWSIM_ATTR_SUPPORT_P2P_DEVICE, NULL, 0);
	netlink_attr(nlmsg, HWSIM_ATTR_PERM_ADDR, mac_addr, ETH_ALEN);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
	return err;
}

static void initialize_wifi_devices(void)
{
	int rfkill = open("/dev/rfkill", O_RDWR);
	if (rfkill == -1)
	exit(1);
	struct rfkill_event event = {0};
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	if (write(rfkill, &event, sizeof(event)) != (ssize_t)(sizeof(event)))
	exit(1);
	close(rfkill);
	uint8_t mac_addr[6] = WIFI_MAC_BASE;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock < 0)
	exit(1);
	int hwsim_family_id = netlink_query_family_id(&nlmsg, sock, "MAC80211_HWSIM", true);
	int nl80211_family_id = netlink_query_family_id(&nlmsg, sock, "nl80211", true);
	if (hwsim_family_id < 0 || nl80211_family_id < 0)
	exit(1);
	uint8_t ssid[] = WIFI_IBSS_SSID;
	uint8_t bssid[] = WIFI_IBSS_BSSID;
	struct join_ibss_props ibss_props = {
	    .wiphy_freq = WIFI_DEFAULT_FREQUENCY, .wiphy_freq_fixed = true, .mac = bssid, .ssid = ssid, .ssid_len = sizeof(ssid)};
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		mac_addr[5] = device_id;
		int ret = hwsim80211_create_device(&nlmsg, sock, hwsim_family_id, mac_addr);
		if (ret < 0)
	exit(1);
		char interface[6] = "wlan0";
		interface[4] += device_id;
		if (nl80211_setup_ibss_interface(&nlmsg, sock, nl80211_family_id, interface, &ibss_props, true) < 0)
	exit(1);
	}
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		char interface[6] = "wlan0";
		interface[4] += device_id;
		int ret = await_ifla_operstate(&nlmsg, interface, IF_OPER_UP, true);
		if (ret < 0)
	exit(1);
	}
	close(sock);
}

static int runcmdline(char* cmdline)
{
	int ret = system(cmdline);
	if (ret) {
	}
	return ret;
}

#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa

static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
	write_file("/sys/bus/netdevsim/del_device", "%u", addr);
	if (write_file("/sys/bus/netdevsim/new_device", "%u %u", addr, port_count)) {
		char buf[32];
		snprintf(buf, sizeof(buf), "netdevsim%d", addr);
		initialize_devlink_ports("netdevsim", buf, "netdevsim");
	}
}

#define WG_GENL_NAME "wireguard"
enum wg_cmd {
	WG_CMD_GET_DEVICE,
	WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
	WGDEVICE_A_UNSPEC,
	WGDEVICE_A_IFINDEX,
	WGDEVICE_A_IFNAME,
	WGDEVICE_A_PRIVATE_KEY,
	WGDEVICE_A_PUBLIC_KEY,
	WGDEVICE_A_FLAGS,
	WGDEVICE_A_LISTEN_PORT,
	WGDEVICE_A_FWMARK,
	WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
	WGPEER_A_UNSPEC,
	WGPEER_A_PUBLIC_KEY,
	WGPEER_A_PRESHARED_KEY,
	WGPEER_A_FLAGS,
	WGPEER_A_ENDPOINT,
	WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
	WGPEER_A_LAST_HANDSHAKE_TIME,
	WGPEER_A_RX_BYTES,
	WGPEER_A_TX_BYTES,
	WGPEER_A_ALLOWEDIPS,
	WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
	WGALLOWEDIP_A_UNSPEC,
	WGALLOWEDIP_A_FAMILY,
	WGALLOWEDIP_A_IPADDR,
	WGALLOWEDIP_A_CIDR_MASK,
};

static void netlink_wireguard_setup(void)
{
	const char ifname_a[] = "wg0";
	const char ifname_b[] = "wg1";
	const char ifname_c[] = "wg2";
	const char private_a[] = "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
	const char private_b[] = "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
	const char private_c[] = "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
	const char public_a[] = "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
	const char public_b[] = "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
	const char public_c[] = "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
	const uint16_t listen_a = 20001;
	const uint16_t listen_b = 20002;
	const uint16_t listen_c = 20003;
	const uint16_t af_inet = AF_INET;
	const uint16_t af_inet6 = AF_INET6;
	const struct sockaddr_in endpoint_b_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_b),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	const struct sockaddr_in endpoint_c_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_c),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	struct sockaddr_in6 endpoint_a_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_a)};
	endpoint_a_v6.sin6_addr = in6addr_loopback;
	struct sockaddr_in6 endpoint_c_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_c)};
	endpoint_c_v6.sin6_addr = in6addr_loopback;
	const struct in_addr first_half_v4 = {0};
	const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
	const struct in6_addr first_half_v6 = {{{0}}};
	const struct in6_addr second_half_v6 = {{{0x80}}};
	const uint8_t half_cidr = 1;
	const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
	struct genlmsghdr genlhdr = {
	    .cmd = WG_CMD_SET_DEVICE,
	    .version = 1};
	int sock;
	int id, err;
	sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1) {
		return;
	}
	id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
	if (id == -1)
		goto error;
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[0], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6, sizeof(endpoint_c_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[1], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[2], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4, sizeof(endpoint_c_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[3], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[4], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[5], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}

error:
	close(sock);
}

static void initialize_netdevices(void)
{
	char netdevsim[16];
	sprintf(netdevsim, "netdevsim%d", (int)procid);
	struct {
		const char* type;
		const char* dev;
	} devtypes[] = {
	    {"ip6gretap", "ip6gretap0"},
	    {"bridge", "bridge0"},
	    {"vcan", "vcan0"},
	    {"bond", "bond0"},
	    {"team", "team0"},
	    {"dummy", "dummy0"},
	    {"nlmon", "nlmon0"},
	    {"caif", "caif0"},
	    {"batadv", "batadv0"},
	    {"vxcan", "vxcan1"},
	    {"veth", 0},
	    {"wireguard", "wg0"},
	    {"wireguard", "wg1"},
	    {"wireguard", "wg2"},
	};
	const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
	struct {
		const char* name;
		int macsize;
		bool noipv6;
	} devices[] = {
	    {"lo", ETH_ALEN},
	    {"sit0", 0},
	    {"bridge0", ETH_ALEN},
	    {"vcan0", 0, true},
	    {"tunl0", 0},
	    {"gre0", 0},
	    {"gretap0", ETH_ALEN},
	    {"ip_vti0", 0},
	    {"ip6_vti0", 0},
	    {"ip6tnl0", 0},
	    {"ip6gre0", 0},
	    {"ip6gretap0", ETH_ALEN},
	    {"erspan0", ETH_ALEN},
	    {"bond0", ETH_ALEN},
	    {"veth0", ETH_ALEN},
	    {"veth1", ETH_ALEN},
	    {"team0", ETH_ALEN},
	    {"veth0_to_bridge", ETH_ALEN},
	    {"veth1_to_bridge", ETH_ALEN},
	    {"veth0_to_bond", ETH_ALEN},
	    {"veth1_to_bond", ETH_ALEN},
	    {"veth0_to_team", ETH_ALEN},
	    {"veth1_to_team", ETH_ALEN},
	    {"veth0_to_hsr", ETH_ALEN},
	    {"veth1_to_hsr", ETH_ALEN},
	    {"hsr0", 0},
	    {"dummy0", ETH_ALEN},
	    {"nlmon0", 0},
	    {"vxcan0", 0, true},
	    {"vxcan1", 0, true},
	    {"caif0", ETH_ALEN},
	    {"batadv0", ETH_ALEN},
	    {netdevsim, ETH_ALEN},
	    {"xfrm0", ETH_ALEN},
	    {"veth0_virt_wifi", ETH_ALEN},
	    {"veth1_virt_wifi", ETH_ALEN},
	    {"virt_wifi0", ETH_ALEN},
	    {"veth0_vlan", ETH_ALEN},
	    {"veth1_vlan", ETH_ALEN},
	    {"vlan0", ETH_ALEN},
	    {"vlan1", ETH_ALEN},
	    {"macvlan0", ETH_ALEN},
	    {"macvlan1", ETH_ALEN},
	    {"ipvlan0", ETH_ALEN},
	    {"ipvlan1", ETH_ALEN},
	    {"veth0_macvtap", ETH_ALEN},
	    {"veth1_macvtap", ETH_ALEN},
	    {"macvtap0", ETH_ALEN},
	    {"macsec0", ETH_ALEN},
	    {"veth0_to_batadv", ETH_ALEN},
	    {"veth1_to_batadv", ETH_ALEN},
	    {"batadv_slave_0", ETH_ALEN},
	    {"batadv_slave_1", ETH_ALEN},
	    {"geneve0", ETH_ALEN},
	    {"geneve1", ETH_ALEN},
	    {"wg0", 0},
	    {"wg1", 0},
	    {"wg2", 0},
	};
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
		netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
	for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
		char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
		sprintf(slave0, "%s_slave_0", devmasters[i]);
		sprintf(veth0, "veth0_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave0, veth0);
		sprintf(slave1, "%s_slave_1", devmasters[i]);
		sprintf(veth1, "veth1_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave1, veth1);
		sprintf(master, "%s0", devmasters[i]);
		netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
		netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
	}
	netlink_add_xfrm(&nlmsg, sock, "xfrm0");
	netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
	netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
	netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
	netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
	netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0", "veth1_virt_wifi");
	netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
	netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
	netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
	netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
	netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S, IPVLAN_F_VEPA);
	netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
	netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
	netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
	char addr[32];
	sprintf(addr, DEV_IPV4, 14 + 10);
	struct in_addr geneve_addr4;
	if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
	exit(1);
	struct in6_addr geneve_addr6;
	if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
	exit(1);
	netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
	netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
	netdevsim_add((int)procid, 4);
	netlink_wireguard_setup();
	for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
		char addr[32];
		sprintf(addr, DEV_IPV4, i + 10);
		netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
		if (!devices[i].noipv6) {
			sprintf(addr, DEV_IPV6, i + 10);
			netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
		}
		uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
		netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr, devices[i].macsize, NULL);
	}
	close(sock);
}
static void initialize_netdevices_init(void)
{
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	struct {
		const char* type;
		int macsize;
		bool noipv6;
		bool noup;
	} devtypes[] = {
	    {"nr", 7, true},
	    {"rose", 5, true, true},
	};
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
		char dev[32], addr[32];
		sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
		sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
		netlink_add_addr4(&nlmsg, sock, dev, addr);
		if (!devtypes[i].noipv6) {
			sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
			netlink_add_addr6(&nlmsg, sock, dev, addr);
		}
		int macsize = devtypes[i].macsize;
		uint64_t macaddr = 0xbbbbbb + ((unsigned long long)i << (8 * (macsize - 2))) +
				 (procid << (8 * (macsize - 1)));
		netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr, macsize, NULL);
	}
	close(sock);

}

static int read_tun(char* data, int size)
{
	if (tunfd < 0)
		return -1;
	int rv = read(tunfd, data, size);
	if (rv < 0) {
		if (errno == EAGAIN || errno == EBADF || errno == EBADFD)
			return -1;
	exit(1);
	}
	return rv;
}

static void flush_tun()
{
	char data[1000];
	while (read_tun(&data[0], sizeof(data)) != -1) {
	}
}

#define MAX_FDS 30

#define BTPROTO_HCI 1
#define ACL_LINK 1
#define SCAN_PAGE 2

typedef struct {
	uint8_t b[6];
} __attribute__((packed)) bdaddr_t;

#define HCI_COMMAND_PKT 1
#define HCI_EVENT_PKT 4
#define HCI_VENDOR_PKT 0xff

struct hci_command_hdr {
	uint16_t opcode;
	uint8_t plen;
} __attribute__((packed));

struct hci_event_hdr {
	uint8_t evt;
	uint8_t plen;
} __attribute__((packed));

#define HCI_EV_CONN_COMPLETE 0x03
struct hci_ev_conn_complete {
	uint8_t status;
	uint16_t handle;
	bdaddr_t bdaddr;
	uint8_t link_type;
	uint8_t encr_mode;
} __attribute__((packed));

#define HCI_EV_CONN_REQUEST 0x04
struct hci_ev_conn_request {
	bdaddr_t bdaddr;
	uint8_t dev_class[3];
	uint8_t link_type;
} __attribute__((packed));

#define HCI_EV_REMOTE_FEATURES 0x0b
struct hci_ev_remote_features {
	uint8_t status;
	uint16_t handle;
	uint8_t features[8];
} __attribute__((packed));

#define HCI_EV_CMD_COMPLETE 0x0e
struct hci_ev_cmd_complete {
	uint8_t ncmd;
	uint16_t opcode;
} __attribute__((packed));

#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a

#define HCI_OP_READ_BUFFER_SIZE 0x1005
struct hci_rp_read_buffer_size {
	uint8_t status;
	uint16_t acl_mtu;
	uint8_t sco_mtu;
	uint16_t acl_max_pkt;
	uint16_t sco_max_pkt;
} __attribute__((packed));

#define HCI_OP_READ_BD_ADDR 0x1009
struct hci_rp_read_bd_addr {
	uint8_t status;
	bdaddr_t bdaddr;
} __attribute__((packed));

#define HCI_EV_LE_META 0x3e
struct hci_ev_le_meta {
	uint8_t subevent;
} __attribute__((packed));

#define HCI_EV_LE_CONN_COMPLETE 0x01
struct hci_ev_le_conn_complete {
	uint8_t status;
	uint16_t handle;
	uint8_t role;
	uint8_t bdaddr_type;
	bdaddr_t bdaddr;
	uint16_t interval;
	uint16_t latency;
	uint16_t supervision_timeout;
	uint8_t clk_accurancy;
} __attribute__((packed));

struct hci_dev_req {
	uint16_t dev_id;
	uint32_t dev_opt;
};

struct vhci_vendor_pkt_request {
	uint8_t type;
	uint8_t opcode;
} __attribute__((packed));

struct vhci_pkt {
	uint8_t type;
	union {
		struct {
			uint8_t opcode;
			uint16_t id;
		} __attribute__((packed)) vendor_pkt;
		struct hci_command_hdr command_hdr;
	};
} __attribute__((packed));

#define HCIDEVUP _IOW('H', 201, int)
#define HCISETSCAN _IOW('H', 221, int)

static int vhci_fd = -1;

static void rfkill_unblock_all()
{
	int fd = open("/dev/rfkill", O_WRONLY);
	if (fd < 0)
	exit(1);
	struct rfkill_event event = {0};
	event.idx = 0;
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	event.soft = 0;
	event.hard = 0;
	if (write(fd, &event, sizeof(event)) < 0)
	exit(1);
	close(fd);
}

static void hci_send_event_packet(int fd, uint8_t evt, void* data, size_t data_len)
{
	struct iovec iv[3];
	struct hci_event_hdr hdr;
	hdr.evt = evt;
	hdr.plen = data_len;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = data;
	iv[2].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static void hci_send_event_cmd_complete(int fd, uint16_t opcode, void* data, size_t data_len)
{
	struct iovec iv[4];
	struct hci_event_hdr hdr;
	hdr.evt = HCI_EV_CMD_COMPLETE;
	hdr.plen = sizeof(struct hci_ev_cmd_complete) + data_len;
	struct hci_ev_cmd_complete evt_hdr;
	evt_hdr.ncmd = 1;
	evt_hdr.opcode = opcode;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = &evt_hdr;
	iv[2].iov_len = sizeof(evt_hdr);
	iv[3].iov_base = data;
	iv[3].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static bool process_command_pkt(int fd, char* buf, ssize_t buf_size)
{
	struct hci_command_hdr* hdr = (struct hci_command_hdr*)buf;
	if (buf_size < (ssize_t)sizeof(struct hci_command_hdr) ||
	    hdr->plen != buf_size - sizeof(struct hci_command_hdr))
	exit(1);
	switch (hdr->opcode) {
	case HCI_OP_WRITE_SCAN_ENABLE: {
		uint8_t status = 0;
		hci_send_event_cmd_complete(fd, hdr->opcode, &status, sizeof(status));
		return true;
	}
	case HCI_OP_READ_BD_ADDR: {
		struct hci_rp_read_bd_addr rp = {0};
		rp.status = 0;
		memset(&rp.bdaddr, 0xaa, 6);
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	case HCI_OP_READ_BUFFER_SIZE: {
		struct hci_rp_read_buffer_size rp = {0};
		rp.status = 0;
		rp.acl_mtu = 1021;
		rp.sco_mtu = 96;
		rp.acl_max_pkt = 4;
		rp.sco_max_pkt = 6;
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	}
	char dummy[0xf9] = {0};
	hci_send_event_cmd_complete(fd, hdr->opcode, dummy, sizeof(dummy));
	return false;
}

static void* event_thread(void* arg)
{
	while (1) {
		char buf[1024] = {0};
		ssize_t buf_size = read(vhci_fd, buf, sizeof(buf));
		if (buf_size < 0)
	exit(1);
		if (buf_size > 0 && buf[0] == HCI_COMMAND_PKT) {
			if (process_command_pkt(vhci_fd, buf + 1, buf_size - 1))
				break;
		}
	}
	return NULL;
}
#define HCI_HANDLE_1 200
#define HCI_HANDLE_2 201

#define HCI_PRIMARY 0
#define HCI_OP_RESET 0x0c03

static void initialize_vhci()
{
	int hci_sock = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
	if (hci_sock < 0)
	exit(1);
	vhci_fd = open("/dev/vhci", O_RDWR);
	if (vhci_fd == -1)
	exit(1);
	const int kVhciFd = 202;
	if (dup2(vhci_fd, kVhciFd) < 0)
	exit(1);
	close(vhci_fd);
	vhci_fd = kVhciFd;
	struct vhci_vendor_pkt_request vendor_pkt_req = {HCI_VENDOR_PKT, HCI_PRIMARY};
	if (write(vhci_fd, &vendor_pkt_req, sizeof(vendor_pkt_req)) != sizeof(vendor_pkt_req))
	exit(1);
	struct vhci_pkt vhci_pkt;
	if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	if (vhci_pkt.type == HCI_COMMAND_PKT && vhci_pkt.command_hdr.opcode == HCI_OP_RESET) {
		char response[1] = {0};
		hci_send_event_cmd_complete(vhci_fd, HCI_OP_RESET, response, sizeof(response));
		if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	}
	if (vhci_pkt.type != HCI_VENDOR_PKT)
	exit(1);
	int dev_id = vhci_pkt.vendor_pkt.id;
	pthread_t th;
	if (pthread_create(&th, NULL, event_thread, NULL))
	exit(1);
	int ret = ioctl(hci_sock, HCIDEVUP, dev_id);
	if (ret) {
		if (errno == ERFKILL) {
			rfkill_unblock_all();
			ret = ioctl(hci_sock, HCIDEVUP, dev_id);
		}
		if (ret && errno != EALREADY)
	exit(1);
	}
	struct hci_dev_req dr = {0};
	dr.dev_id = dev_id;
	dr.dev_opt = SCAN_PAGE;
	if (ioctl(hci_sock, HCISETSCAN, &dr))
	exit(1);
	struct hci_ev_conn_request request;
	memset(&request, 0, sizeof(request));
	memset(&request.bdaddr, 0xaa, 6);
	*(uint8_t*)&request.bdaddr.b[5] = 0x10;
	request.link_type = ACL_LINK;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_REQUEST, &request, sizeof(request));
	struct hci_ev_conn_complete complete;
	memset(&complete, 0, sizeof(complete));
	complete.status = 0;
	complete.handle = HCI_HANDLE_1;
	memset(&complete.bdaddr, 0xaa, 6);
	*(uint8_t*)&complete.bdaddr.b[5] = 0x10;
	complete.link_type = ACL_LINK;
	complete.encr_mode = 0;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_COMPLETE, &complete, sizeof(complete));
	struct hci_ev_remote_features features;
	memset(&features, 0, sizeof(features));
	features.status = 0;
	features.handle = HCI_HANDLE_1;
	hci_send_event_packet(vhci_fd, HCI_EV_REMOTE_FEATURES, &features, sizeof(features));
	struct {
		struct hci_ev_le_meta le_meta;
		struct hci_ev_le_conn_complete le_conn;
	} le_conn;
	memset(&le_conn, 0, sizeof(le_conn));
	le_conn.le_meta.subevent = HCI_EV_LE_CONN_COMPLETE;
	memset(&le_conn.le_conn.bdaddr, 0xaa, 6);
	*(uint8_t*)&le_conn.le_conn.bdaddr.b[5] = 0x11;
	le_conn.le_conn.role = 1;
	le_conn.le_conn.handle = HCI_HANDLE_2;
	hci_send_event_packet(vhci_fd, HCI_EV_LE_META, &le_conn, sizeof(le_conn));
	pthread_join(th, NULL);
	close(hci_sock);
}

#define XT_TABLE_SIZE 1536
#define XT_MAX_ENTRIES 10

struct xt_counters {
	uint64_t pcnt, bcnt;
};

struct ipt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_entries;
	unsigned int size;
};

struct ipt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_table_desc {
	const char* name;
	struct ipt_getinfo info;
	struct ipt_replace replace;
};

static struct ipt_table_desc ipv4_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

static struct ipt_table_desc ipv6_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

#define IPT_BASE_CTL 64
#define IPT_SO_SET_REPLACE (IPT_BASE_CTL)
#define IPT_SO_GET_INFO (IPT_BASE_CTL)
#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1)

struct arpt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_entries;
	unsigned int size;
};

struct arpt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_table_desc {
	const char* name;
	struct arpt_getinfo info;
	struct arpt_replace replace;
};

static struct arpt_table_desc arpt_tables[] = {
    {.name = "filter"},
};

#define ARPT_BASE_CTL 96
#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL)
#define ARPT_SO_GET_INFO (ARPT_BASE_CTL)
#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1)

static void checkpoint_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct ipt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct ipt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct ipt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, level, IPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_arptables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct arpt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_arptables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct arpt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct arpt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		} else {
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, SOL_IP, ARPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

#define NF_BR_NUMHOOKS 6
#define EBT_TABLE_MAXNAMELEN 32
#define EBT_CHAIN_MAXNAMELEN 32
#define EBT_BASE_CTL 128
#define EBT_SO_SET_ENTRIES (EBT_BASE_CTL)
#define EBT_SO_GET_INFO (EBT_BASE_CTL)
#define EBT_SO_GET_ENTRIES (EBT_SO_GET_INFO + 1)
#define EBT_SO_GET_INIT_INFO (EBT_SO_GET_ENTRIES + 1)
#define EBT_SO_GET_INIT_ENTRIES (EBT_SO_GET_INIT_INFO + 1)

struct ebt_replace {
	char name[EBT_TABLE_MAXNAMELEN];
	unsigned int valid_hooks;
	unsigned int nentries;
	unsigned int entries_size;
	struct ebt_entries* hook_entry[NF_BR_NUMHOOKS];
	unsigned int num_counters;
	struct ebt_counter* counters;
	char* entries;
};

struct ebt_entries {
	unsigned int distinguisher;
	char name[EBT_CHAIN_MAXNAMELEN];
	unsigned int counter_offset;
	int policy;
	unsigned int nentries;
	char data[0] __attribute__((aligned(__alignof__(struct ebt_replace))));
};

struct ebt_table_desc {
	const char* name;
	struct ebt_replace replace;
	char entrytable[XT_TABLE_SIZE];
};

static struct ebt_table_desc ebt_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "broute"},
};

static void checkpoint_ebtables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (size_t i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_INFO, &table->replace, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->replace.entries_size > sizeof(table->entrytable))
	exit(1);
		table->replace.num_counters = 0;
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_ENTRIES, &table->replace, &optlen))
	exit(1);
	}
	close(fd);
}

static void reset_ebtables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		if (table->replace.valid_hooks == 0)
			continue;
		struct ebt_replace replace;
		memset(&replace, 0, sizeof(replace));
		strcpy(replace.name, table->name);
		socklen_t optlen = sizeof(replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INFO, &replace, &optlen))
	exit(1);
		replace.num_counters = 0;
		table->replace.entries = 0;
		for (unsigned h = 0; h < NF_BR_NUMHOOKS; h++)
			table->replace.hook_entry[h] = 0;
		if (memcmp(&table->replace, &replace, sizeof(table->replace)) == 0) {
			char entrytable[XT_TABLE_SIZE];
			memset(&entrytable, 0, sizeof(entrytable));
			replace.entries = entrytable;
			optlen = sizeof(replace) + replace.entries_size;
			if (getsockopt(fd, SOL_IP, EBT_SO_GET_ENTRIES, &replace, &optlen))
	exit(1);
			if (memcmp(table->entrytable, entrytable, replace.entries_size) == 0)
				continue;
		}
		for (unsigned j = 0, h = 0; h < NF_BR_NUMHOOKS; h++) {
			if (table->replace.valid_hooks & (1 << h)) {
				table->replace.hook_entry[h] = (struct ebt_entries*)table->entrytable + j;
				j++;
			}
		}
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (setsockopt(fd, SOL_IP, EBT_SO_SET_ENTRIES, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_net_namespace(void)
{
	checkpoint_ebtables();
	checkpoint_arptables();
	checkpoint_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	checkpoint_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void reset_net_namespace(void)
{
	reset_ebtables();
	reset_arptables();
	reset_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	reset_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void mount_cgroups(const char* dir, const char** controllers, int count)
{
	if (mkdir(dir, 0777)) {
		return;
	}
	char enabled[128] = {0};
	int i = 0;
	for (; i < count; i++) {
		if (mount("none", dir, "cgroup", 0, controllers[i])) {
			continue;
		}
		umount(dir);
		strcat(enabled, ",");
		strcat(enabled, controllers[i]);
	}
	if (enabled[0] == 0) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
		return;
	}
	if (mount("none", dir, "cgroup", 0, enabled + 1)) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
	}
	if (chmod(dir, 0777)) {
	}
}

static void mount_cgroups2(const char** controllers, int count)
{
	if (mkdir("/syzcgroup/unified", 0777)) {
		return;
	}
	if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) {
		if (rmdir("/syzcgroup/unified") && errno != EBUSY)
	exit(1);
		return;
	}
	if (chmod("/syzcgroup/unified", 0777)) {
	}
	int control = open("/syzcgroup/unified/cgroup.subtree_control", O_WRONLY);
	if (control == -1)
		return;
	int i;
	for (i = 0; i < count; i++)
		if (write(control, controllers[i], strlen(controllers[i])) < 0) {
		}
	close(control);
}

static void setup_cgroups()
{
	const char* unified_controllers[] = {"+cpu", "+io", "+pids"};
	const char* net_controllers[] = {"net", "net_prio", "devices", "blkio", "freezer"};
	const char* cpu_controllers[] = {"cpuset", "cpuacct", "hugetlb", "rlimit", "memory"};
	if (mkdir("/syzcgroup", 0777)) {
		return;
	}
	mount_cgroups2(unified_controllers, sizeof(unified_controllers) / sizeof(unified_controllers[0]));
	mount_cgroups("/syzcgroup/net", net_controllers, sizeof(net_controllers) / sizeof(net_controllers[0]));
	mount_cgroups("/syzcgroup/cpu", cpu_controllers, sizeof(cpu_controllers) / sizeof(cpu_controllers[0]));
	write_file("/syzcgroup/cpu/cgroup.clone_children", "1");
	write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1");
}

static void setup_cgroups_loop()
{
	int pid = getpid();
	char file[128];
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/pids.max", cgroupdir);
	write_file(file, "32");
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(file, sizeof(file), "%s/memory.soft_limit_in_bytes", cgroupdir);
	write_file(file, "%d", 299 << 20);
	snprintf(file, sizeof(file), "%s/memory.limit_in_bytes", cgroupdir);
	write_file(file, "%d", 300 << 20);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
}

static void setup_cgroups_test()
{
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.cpu")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.net")) {
	}
}

static void initialize_cgroups()
{
	if (mkdir("./syz-tmp/newroot/syzcgroup", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/net", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, bind_mount_flags, NULL)) {
	}
}

static void setup_gadgetfs();
static void setup_binderfs();
static void setup_fusectl();
static void sandbox_common_mount_tmpfs(void)
{
	write_file("/proc/sys/fs/mount-max", "100000");
	if (mkdir("./syz-tmp", 0777))
	exit(1);
	if (mount("", "./syz-tmp", "tmpfs", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot", 0777))
	exit(1);
	if (mkdir("./syz-tmp/newroot/dev", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/dev", "./syz-tmp/newroot/dev", NULL, bind_mount_flags, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/proc", 0700))
	exit(1);
	if (mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/selinux", 0700))
	exit(1);
	const char* selinux_path = "./syz-tmp/newroot/selinux";
	if (mount("/selinux", selinux_path, NULL, bind_mount_flags, NULL)) {
		if (errno != ENOENT)
	exit(1);
		if (mount("/sys/fs/selinux", selinux_path, NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	}
	if (mkdir("./syz-tmp/newroot/sys", 0700))
	exit(1);
	if (mount("/sys", "./syz-tmp/newroot/sys", 0, bind_mount_flags, NULL))
	exit(1);
	if (mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mkdir("./syz-tmp/newroot/syz-inputs", 0700))
	exit(1);
	if (mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, bind_mount_flags | MS_RDONLY, NULL) && errno != ENOENT)
	exit(1);
	initialize_cgroups();
	if (mkdir("./syz-tmp/pivot", 0777))
	exit(1);
	if (syscall(SYS_pivot_root, "./syz-tmp", "./syz-tmp/pivot")) {
		if (chdir("./syz-tmp"))
	exit(1);
	} else {
		if (chdir("/"))
	exit(1);
		if (umount2("./pivot", MNT_DETACH))
	exit(1);
	}
	if (chroot("./newroot"))
	exit(1);
	if (chdir("/"))
	exit(1);
	setup_gadgetfs();
	setup_binderfs();
	setup_fusectl();
}

static void setup_gadgetfs()
{
	if (mkdir("/dev/gadgetfs", 0777)) {
	}
	if (mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL)) {
	}
}

static void setup_fusectl()
{
	if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
	}
}

static void setup_binderfs()
{
	if (mkdir("/dev/binderfs", 0777)) {
	}
	if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) {
	}
}

static void loop();

static void sandbox_common()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	if (getppid() == 1)
	exit(1);
	struct rlimit rlim;
	rlim.rlim_cur = rlim.rlim_max = (200 << 20);
	setrlimit(RLIMIT_AS, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 32 << 20;
	setrlimit(RLIMIT_MEMLOCK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 136 << 20;
	setrlimit(RLIMIT_FSIZE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 1 << 20;
	setrlimit(RLIMIT_STACK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 128 << 20;
	setrlimit(RLIMIT_CORE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 256;
	setrlimit(RLIMIT_NOFILE, &rlim);
	if (unshare(CLONE_NEWNS)) {
	}
	if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
	}
	if (unshare(CLONE_NEWIPC)) {
	}
	if (unshare(0x02000000)) {
	}
	if (unshare(CLONE_NEWUTS)) {
	}
	if (unshare(CLONE_SYSVSEM)) {
	}
	typedef struct {
		const char* name;
		const char* value;
	} sysctl_t;
	static const sysctl_t sysctls[] = {
	    {"/proc/sys/kernel/shmmax", "16777216"},
	    {"/proc/sys/kernel/shmall", "536870912"},
	    {"/proc/sys/kernel/shmmni", "1024"},
	    {"/proc/sys/kernel/msgmax", "8192"},
	    {"/proc/sys/kernel/msgmni", "1024"},
	    {"/proc/sys/kernel/msgmnb", "1024"},
	    {"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
	};
	unsigned i;
	for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
		write_file(sysctls[i].name, sysctls[i].value);
}

static int wait_for_loop(int pid)
{
	if (pid < 0)
	exit(1);
	int status = 0;
	while (waitpid(-1, &status, __WALL) != pid) {
	}
	return WEXITSTATUS(status);
}

static void drop_caps(void)
{
	struct __user_cap_header_struct cap_hdr = {};
	struct __user_cap_data_struct cap_data[2] = {};
	cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
	cap_hdr.pid = getpid();
	if (syscall(SYS_capget, &cap_hdr, &cap_data))
	exit(1);
	const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
	cap_data[0].effective &= ~drop;
	cap_data[0].permitted &= ~drop;
	cap_data[0].inheritable &= ~drop;
	if (syscall(SYS_capset, &cap_hdr, &cap_data))
	exit(1);
}

static int do_sandbox_none(void)
{
	if (unshare(CLONE_NEWPID)) {
	}
	int pid = fork();
	if (pid != 0)
		return wait_for_loop(pid);
	initialize_vhci();
	sandbox_common();
	drop_caps();
	initialize_netdevices_init();
	if (unshare(CLONE_NEWNET)) {
	}
	write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
	initialize_tun();
	initialize_netdevices();
	initialize_wifi_devices();
	sandbox_common_mount_tmpfs();
	loop();
	exit(1);
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
	int iter = 0;
	DIR* dp = 0;
	const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
		while (umount2(dir, umount_flags) == 0) {
		}
	dp = opendir(dir);
	if (dp == NULL) {
		if (errno == EMFILE) {
	exit(1);
		}
	exit(1);
	}
	struct dirent* ep = 0;
	while ((ep = readdir(dp))) {
		if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
			continue;
		char filename[FILENAME_MAX];
		snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
			while (umount2(filename, umount_flags) == 0) {
			}
		struct stat st;
		if (lstat(filename, &st))
	exit(1);
		if (S_ISDIR(st.st_mode)) {
			remove_dir(filename);
			continue;
		}
		int i;
		for (i = 0;; i++) {
			if (unlink(filename) == 0)
				break;
			if (errno == EPERM) {
				int fd = open(filename, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno != EBUSY || i > 100)
	exit(1);
				if (umount2(filename, umount_flags))
	exit(1);
		}
	}
	closedir(dp);
	for (int i = 0;; i++) {
		if (rmdir(dir) == 0)
			break;
		if (i < 100) {
			if (errno == EPERM) {
				int fd = open(dir, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno == EBUSY) {
					if (umount2(dir, umount_flags))
	exit(1);
				continue;
			}
			if (errno == ENOTEMPTY) {
				if (iter < 100) {
					iter++;
					goto retry;
				}
			}
		}
	exit(1);
	}
}

static void kill_and_wait(int pid, int* status)
{
	kill(-pid, SIGKILL);
	kill(pid, SIGKILL);
	for (int i = 0; i < 100; i++) {
		if (waitpid(-1, status, WNOHANG | __WALL) == pid)
			return;
		usleep(1000);
	}
	DIR* dir = opendir("/sys/fs/fuse/connections");
	if (dir) {
		for (;;) {
			struct dirent* ent = readdir(dir);
			if (!ent)
				break;
			if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
				continue;
			char abort[300];
			snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name);
			int fd = open(abort, O_WRONLY);
			if (fd == -1) {
				continue;
			}
			if (write(fd, abort, 1) < 0) {
			}
			close(fd);
		}
		closedir(dir);
	} else {
	}
	while (waitpid(-1, status, __WALL) != pid) {
	}
}

static void setup_loop()
{
	setup_cgroups_loop();
	checkpoint_net_namespace();
}

static void reset_loop()
{
	reset_net_namespace();
}

static void setup_test()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	setpgrp();
	setup_cgroups_test();
	write_file("/proc/self/oom_score_adj", "1000");
	flush_tun();
	if (symlink("/dev/binderfs", "./binderfs")) {
	}
}

static void close_fds()
{
	for (int fd = 3; fd < MAX_FDS; fd++)
		close(fd);
}

static const char* setup_binfmt_misc()
{
	if (mount(0, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, 0) && errno != EBUSY) {
		return NULL;
	}
	if (!write_file("/proc/sys/fs/binfmt_misc/register", ":syz0:M:0:\x01::./file0:") ||
	    !write_file("/proc/sys/fs/binfmt_misc/register", ":syz1:M:1:\x02::./file0:POC"))
		return "write(/proc/sys/fs/binfmt_misc/register) failed";
	return NULL;
}

static const char* setup_usb()
{
	if (chmod("/dev/raw-gadget", 0666))
		return "failed to chmod /dev/raw-gadget";
	return NULL;
}

static void setup_sysctl()
{
	int cad_pid = fork();
	if (cad_pid < 0)
	exit(1);
	if (cad_pid == 0) {
		for (;;)
			sleep(100);
	}
	char tmppid[32];
	snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
	struct {
		const char* name;
		const char* data;
	} files[] = {
	    {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
	    {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
	    {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
	    {"/proc/sys/net/core/bpf_jit_harden", "0"},
	    {"/proc/sys/kernel/kptr_restrict", "0"},
	    {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
	    {"/proc/sys/fs/mount-max", "100"},
	    {"/proc/sys/vm/oom_dump_tasks", "0"},
	    {"/proc/sys/debug/exception-trace", "0"},
	    {"/proc/sys/kernel/printk", "7 4 1 3"},
	    {"/proc/sys/kernel/keys/gc_delay", "1"},
	    {"/proc/sys/vm/oom_kill_allocating_task", "1"},
	    {"/proc/sys/kernel/ctrl-alt-del", "0"},
	    {"/proc/sys/kernel/cad_pid", tmppid},
	};
	for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
		if (!write_file(files[i].name, files[i].data)) {
		}
	}
	kill(cad_pid, SIGKILL);
	while (waitpid(cad_pid, NULL, 0) != cad_pid)
		;
}

#define NL802154_CMD_SET_SHORT_ADDR 11
#define NL802154_ATTR_IFINDEX 3
#define NL802154_ATTR_SHORT_ADDR 10

static const char* setup_802154()
{
	const char* error = NULL;
	int sock_generic = -1;
	int sock_route = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock_route == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) failed";
		goto fail;
	}
	sock_generic = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock_generic == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) failed";
		goto fail;
	}
	{
		int nl802154_family_id = netlink_query_family_id(&nlmsg, sock_generic, "nl802154", true);
		if (nl802154_family_id < 0) {
			error = "netlink_query_family_id failed";
			goto fail;
		}
		for (int i = 0; i < 2; i++) {
			char devname[] = "wpan0";
			devname[strlen(devname) - 1] += i;
			uint64_t hwaddr = 0xaaaaaaaaaaaa0002 + (i << 8);
			uint16_t shortaddr = 0xaaa0 + i;
			int ifindex = if_nametoindex(devname);
			struct genlmsghdr genlhdr;
			memset(&genlhdr, 0, sizeof(genlhdr));
			genlhdr.cmd = NL802154_CMD_SET_SHORT_ADDR;
			netlink_init(&nlmsg, nl802154_family_id, 0, &genlhdr, sizeof(genlhdr));
			netlink_attr(&nlmsg, NL802154_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
			netlink_attr(&nlmsg, NL802154_ATTR_SHORT_ADDR, &shortaddr, sizeof(shortaddr));
			if (netlink_send(&nlmsg, sock_generic) < 0) {
				error = "NL802154_CMD_SET_SHORT_ADDR failed";
				goto fail;
			}
			netlink_device_change(&nlmsg, sock_route, devname, true, 0, &hwaddr, sizeof(hwaddr), 0);
			if (i == 0) {
				netlink_add_device_impl(&nlmsg, "lowpan", "lowpan0", false);
				netlink_done(&nlmsg);
				netlink_attr(&nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
				if (netlink_send(&nlmsg, sock_route) < 0) {
					error = "netlink: adding device lowpan0 type lowpan link wpan0";
					goto fail;
				}
			}
		}
	}
fail:
	close(sock_route);
	close(sock_generic);
	return error;
}

#define SWAP_FILE "./swap-file"
#define SWAP_FILE_SIZE (128 * 1000 * 1000)

static const char* setup_swap()
{
	swapoff(SWAP_FILE);
	unlink(SWAP_FILE);
	int fd = open(SWAP_FILE, O_CREAT | O_WRONLY | O_CLOEXEC, 0600);
	if (fd == -1)
		return "swap file open failed";
	fallocate(fd, FALLOC_FL_ZERO_RANGE, 0, SWAP_FILE_SIZE);
	close(fd);
	char cmdline[64];
	sprintf(cmdline, "mkswap %s", SWAP_FILE);
	if (runcmdline(cmdline))
		return "mkswap failed";
	if (swapon(SWAP_FILE, SWAP_FLAG_PREFER) == 1)
		return "swapon failed";
	return NULL;
}

struct thread_t {
	int created, call;
	event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
	struct thread_t* th = (struct thread_t*)arg;
	for (;;) {
		event_wait(&th->ready);
		event_reset(&th->ready);
		execute_call(th->call);
		__atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
		event_set(&th->done);
	}
	return 0;
}

static void execute_one(void)
{
	if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
	}
	int i, call, thread;
	for (call = 0; call < 1; call++) {
		for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) {
			struct thread_t* th = &threads[thread];
			if (!th->created) {
				th->created = 1;
				event_init(&th->ready);
				event_init(&th->done);
				event_set(&th->done);
				thread_start(thr, th);
			}
			if (!event_isset(&th->done))
				continue;
			event_reset(&th->done);
			th->call = call;
			__atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
			event_set(&th->ready);
			event_timedwait(&th->done, 50);
			break;
		}
	}
	for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
		sleep_ms(1);
	close_fds();
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
	setup_loop();
	int iter = 0;
	for (;; iter++) {
		char cwdbuf[32];
		sprintf(cwdbuf, "./%d", iter);
		if (mkdir(cwdbuf, 0777))
	exit(1);
		reset_loop();
		int pid = fork();
		if (pid < 0)
	exit(1);
		if (pid == 0) {
			if (chdir(cwdbuf))
	exit(1);
			setup_test();
			execute_one();
			exit(0);
		}
		int status = 0;
		uint64_t start = current_time_ms();
		for (;;) {
			sleep_ms(10);
			if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
				break;
			if (current_time_ms() - start < 5000)
				continue;
			kill_and_wait(pid, &status);
			break;
		}
		remove_dir(cwdbuf);
	}
}

void execute_call(int call)
{
		switch (call) {
	case 0:
//  socket$kcm arguments: [
//    domain: const = 0x2c (8 bytes)
//    type: kcm_socket_type = 0x3 (8 bytes)
//    proto: const = 0x0 (4 bytes)
//  ]
//  returns sock_kcm
		syscall(__NR_socket, /*domain=*/0x2cul, /*type=SOCK_DGRAM|0x1*/3ul, /*proto=*/0);
		break;
	}

}
int main(void)
{
		syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	setup_sysctl();
	setup_cgroups();
	const char* reason;
	(void)reason;
	if ((reason = setup_binfmt_misc()))
		printf("the reproducer may not work as expected: binfmt_misc setup failed: %s\n", reason);
	if ((reason = setup_usb()))
		printf("the reproducer may not work as expected: USB injection setup failed: %s\n", reason);
	if ((reason = setup_802154()))
		printf("the reproducer may not work as expected: 802154 injection setup failed: %s\n", reason);
	if ((reason = setup_swap()))
		printf("the reproducer may not work as expected: swap setup failed: %s\n", reason);
	install_segv_handler();
	for (procid = 0; procid < 3; procid++) {
		if (fork() == 0) {
			use_temporary_dir();
			do_sandbox_none();
		}
	}
	sleep(1000000);
	return 0;
}


compiler invocation: gcc [-o /tmp/syz-executor2389421150 -DGOOS_linux=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w]
2025/08/06 19:40:22 "WARNING in xsk_create": saved crash log into 1754509222.crash.log
2025/08/06 19:40:30 new: boot error: can't ssh into the instance
2025/08/06 19:40:46 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:40:48 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:41:14 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:41:18 runner 7 connected
2025/08/06 19:41:35 runner 8 connected
2025/08/06 19:41:49 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:42:03 runner 6 connected
2025/08/06 19:42:21 new: boot error: can't ssh into the instance
2025/08/06 19:42:31 base: boot error: can't ssh into the instance
2025/08/06 19:42:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9591,
  "corpus [files]": 478,
  "corpus [symbols]": 476,
  "cover overflows": 10911,
  "coverage": 71047,
  "distributor delayed": 20871,
  "distributor undelayed": 20871,
  "distributor violated": 938,
  "exec candidate": 22555,
  "exec collide": 31169,
  "exec fuzz": 59164,
  "exec gen": 3092,
  "exec hints": 8781,
  "exec inject": 0,
  "exec minimize": 2110,
  "exec retries": 183,
  "exec seeds": 177,
  "exec smash": 1547,
  "exec total [base]": 196495,
  "exec total [new]": 199431,
  "exec triage": 31721,
  "executor restarts": 1204,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 4,
  "hints jobs": 1,
  "max signal": 73802,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1147,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10233,
  "no exec duration": 13585774000000,
  "no exec requests": 42813,
  "pending": 226,
  "prog exec time": 435,
  "reproducing": 2,
  "rpc recv": 11868252012,
  "rpc sent": 1298674152,
  "signal": 70110,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 22265786,
  "vm restarts [base]": 34,
  "vm restarts [new]": 316
}
2025/08/06 19:43:18 runner 4 connected
2025/08/06 19:43:21 runner 0 connected
2025/08/06 19:43:49 new: boot error: can't ssh into the instance
2025/08/06 19:43:50 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:43:58 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:44:23 base crash: lost connection to test machine
2025/08/06 19:44:27 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:44:35 new: boot error: can't ssh into the instance
2025/08/06 19:44:46 runner 0 connected
2025/08/06 19:44:47 runner 8 connected
2025/08/06 19:44:54 runner 9 connected
2025/08/06 19:44:56 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:45:19 runner 2 connected
2025/08/06 19:45:21 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:45:24 runner 6 connected
2025/08/06 19:45:48 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:45:50 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:46:11 runner 7 connected
2025/08/06 19:46:16 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:46:18 base crash: lost connection to test machine
2025/08/06 19:46:38 runner 4 connected
2025/08/06 19:46:42 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:47:15 runner 3 connected
2025/08/06 19:47:22 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:47:39 runner 9 connected
2025/08/06 19:47:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9595,
  "corpus [files]": 478,
  "corpus [symbols]": 476,
  "cover overflows": 11361,
  "coverage": 71061,
  "distributor delayed": 20911,
  "distributor undelayed": 20911,
  "distributor violated": 938,
  "exec candidate": 22555,
  "exec collide": 33690,
  "exec fuzz": 63797,
  "exec gen": 3325,
  "exec hints": 8980,
  "exec inject": 0,
  "exec minimize": 2270,
  "exec retries": 185,
  "exec seeds": 183,
  "exec smash": 1647,
  "exec total [base]": 202890,
  "exec total [new]": 207354,
  "exec triage": 31788,
  "executor restarts": 1230,
  "fault jobs": 0,
  "fuzzer jobs": 3,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 5,
  "hints jobs": 1,
  "max signal": 74301,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1226,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10256,
  "no exec duration": 13586510000000,
  "no exec requests": 42817,
  "pending": 226,
  "prog exec time": 404,
  "reproducing": 2,
  "rpc recv": 12189681344,
  "rpc sent": 1365192104,
  "signal": 70122,
  "smash jobs": 0,
  "triage jobs": 2,
  "vm output": 23158838,
  "vm restarts [base]": 37,
  "vm restarts [new]": 324
}
2025/08/06 19:47:45 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:48:02 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:48:48 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:48:53 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:49:00 runner 4 connected
2025/08/06 19:49:15 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:49:32 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:49:43 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:50:19 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:50:20 runner 9 connected
2025/08/06 19:50:26 new: boot error: can't ssh into the instance
2025/08/06 19:50:32 runner 8 connected
2025/08/06 19:50:42 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:50:51 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:50:54 new: boot error: can't ssh into the instance
2025/08/06 19:51:10 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 19:51:43 runner 5 connected
2025/08/06 19:51:43 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:51:45 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:51:45 repro finished 'WARNING in xsk_create', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 19:51:45 found repro for "WARNING in xsk_create" (orig title: "-SAME-", reliability:  1), took 49.43 minutes
2025/08/06 19:51:45 "WARNING in xsk_create": saved crash log into 1754509905.crash.log
2025/08/06 19:51:45 "WARNING in xsk_create": saved repro log into 1754509905.repro.log
2025/08/06 19:51:45 start reproducing 'WARNING in xsk_create'
2025/08/06 19:51:50 runner 6 connected
2025/08/06 19:51:54 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:52:07 runner 7 connected
2025/08/06 19:52:13 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:52:16 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:52:38 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:52:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9596,
  "corpus [files]": 478,
  "corpus [symbols]": 476,
  "cover overflows": 11768,
  "coverage": 71063,
  "distributor delayed": 20946,
  "distributor undelayed": 20945,
  "distributor violated": 939,
  "exec candidate": 22555,
  "exec collide": 35799,
  "exec fuzz": 67728,
  "exec gen": 3539,
  "exec hints": 9032,
  "exec inject": 0,
  "exec minimize": 2342,
  "exec retries": 188,
  "exec seeds": 186,
  "exec smash": 1672,
  "exec total [base]": 211080,
  "exec total [new]": 213809,
  "exec triage": 31842,
  "executor restarts": 1257,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 2,
  "hints jobs": 0,
  "max signal": 74566,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1265,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10274,
  "no exec duration": 13634832000000,
  "no exec requests": 42941,
  "pending": 225,
  "prog exec time": 554,
  "reproducing": 2,
  "rpc recv": 12419237452,
  "rpc sent": 1433547056,
  "signal": 70124,
  "smash jobs": 0,
  "triage jobs": 2,
  "vm output": 24081204,
  "vm restarts [base]": 37,
  "vm restarts [new]": 330
}
2025/08/06 19:52:51 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:53:02 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:53:07 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:53:12 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:53:34 runner 9 connected
2025/08/06 19:53:40 runner 6 connected
2025/08/06 19:53:44 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:53:44 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:53:57 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:53:59 runner 7 connected
2025/08/06 19:54:24 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:54:25 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:54:35 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:54:55 runner 9 connected
2025/08/06 19:55:13 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 19:55:13 runner 8 connected
2025/08/06 19:55:32 runner 6 connected
2025/08/06 19:55:34 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:56:35 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:56:41 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:56:47 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:56:54 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:57:32 runner 8 connected
2025/08/06 19:57:35 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 19:57:35 patched-only: WARNING in xsk_create
2025/08/06 19:57:35 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 19:57:35 start reproducing 'WARNING in xsk_create (full)'
2025/08/06 19:57:36 runner 6 connected
2025/08/06 19:57:41 runner 7 connected
2025/08/06 19:57:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9597,
  "corpus [files]": 479,
  "corpus [symbols]": 477,
  "cover overflows": 11904,
  "coverage": 71064,
  "distributor delayed": 20959,
  "distributor undelayed": 20959,
  "distributor violated": 939,
  "exec candidate": 22555,
  "exec collide": 36571,
  "exec fuzz": 69147,
  "exec gen": 3615,
  "exec hints": 9035,
  "exec inject": 0,
  "exec minimize": 2384,
  "exec retries": 191,
  "exec seeds": 189,
  "exec smash": 1695,
  "exec total [base]": 213425,
  "exec total [new]": 216161,
  "exec triage": 31859,
  "executor restarts": 1282,
  "fault jobs": 0,
  "fuzzer jobs": 2,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 2,
  "hints jobs": 0,
  "max signal": 74575,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1296,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10280,
  "no exec duration": 13931930000000,
  "no exec requests": 43716,
  "pending": 225,
  "prog exec time": 477,
  "reproducing": 3,
  "rpc recv": 12670445076,
  "rpc sent": 1459413528,
  "signal": 70125,
  "smash jobs": 1,
  "triage jobs": 1,
  "vm output": 24604888,
  "vm restarts [base]": 37,
  "vm restarts [new]": 339
}
2025/08/06 19:57:57 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 19:58:31 runner 0 connected
2025/08/06 19:58:54 new: boot error: can't ssh into the instance
2025/08/06 20:00:11 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:00:11 repro finished 'WARNING in corrupted', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 20:00:11 found repro for "WARNING in xsk_create" (orig title: "WARNING in corrupted", reliability:  1), took 33.51 minutes
2025/08/06 20:00:11 start reproducing 'WARNING in corrupted'
2025/08/06 20:00:11 "WARNING in xsk_create": saved crash log into 1754510411.crash.log
2025/08/06 20:00:11 "WARNING in xsk_create": saved repro log into 1754510411.repro.log
2025/08/06 20:00:26 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:00:26 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:01:15 runner 8 connected
2025/08/06 20:01:17 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:01:17 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:01:32 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:02:00 new: boot error: can't ssh into the instance
2025/08/06 20:02:05 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:02:14 runner 7 connected
2025/08/06 20:02:19 new: boot error: can't ssh into the instance
2025/08/06 20:02:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9597,
  "corpus [files]": 479,
  "corpus [symbols]": 477,
  "cover overflows": 12085,
  "coverage": 71064,
  "distributor delayed": 20966,
  "distributor undelayed": 20966,
  "distributor violated": 943,
  "exec candidate": 22555,
  "exec collide": 37464,
  "exec fuzz": 70964,
  "exec gen": 3711,
  "exec hints": 9035,
  "exec inject": 0,
  "exec minimize": 2384,
  "exec retries": 195,
  "exec seeds": 189,
  "exec smash": 1696,
  "exec total [base]": 216249,
  "exec total [new]": 218988,
  "exec triage": 31874,
  "executor restarts": 1302,
  "fault jobs": 0,
  "fuzzer jobs": 0,
  "fuzzing VMs [base]": 3,
  "fuzzing VMs [new]": 2,
  "hints jobs": 0,
  "max signal": 74615,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1297,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10284,
  "no exec duration": 14760683000000,
  "no exec requests": 45882,
  "pending": 226,
  "prog exec time": 493,
  "reproducing": 3,
  "rpc recv": 12798158144,
  "rpc sent": 1486410264,
  "signal": 70125,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 24985618,
  "vm restarts [base]": 38,
  "vm restarts [new]": 341
}
2025/08/06 20:02:49 runner 4 connected
2025/08/06 20:02:49 reproducing crash 'no output/lost connection': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:03:10 runner 5 connected
2025/08/06 20:03:18 new: boot error: can't ssh into the instance
2025/08/06 20:03:49 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:03:49 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:03:57 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:04:00 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:04:00 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:04:10 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:04:13 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:04:13 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:04:24 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:04:24 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:04:31 new: boot error: can't ssh into the instance
2025/08/06 20:04:38 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:04:38 runner 5 connected
2025/08/06 20:04:49 runner 7 connected
2025/08/06 20:05:02 runner 4 connected
2025/08/06 20:05:04 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:05:04 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:05:12 runner 8 connected
2025/08/06 20:05:19 new: boot error: can't ssh into the instance
2025/08/06 20:05:30 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:05:30 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:05:36 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:05:36 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:05:48 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:05:48 patched-only: WARNING in xsk_create
2025/08/06 20:05:48 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 20:05:54 runner 5 connected
2025/08/06 20:05:58 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:06:19 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 20:06:19 runner 4 connected
2025/08/06 20:06:22 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:06:25 runner 7 connected
2025/08/06 20:06:36 runner 0 connected
2025/08/06 20:06:47 new: boot error: can't ssh into the instance
2025/08/06 20:07:08 runner 8 connected
2025/08/06 20:07:10 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 20:07:15 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:07:15 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:07:27 patched crashed: WARNING in xsk_create [need repro = true]
2025/08/06 20:07:27 scheduled a reproduction of 'WARNING in xsk_create'
2025/08/06 20:07:38 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:07:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9597,
  "corpus [files]": 479,
  "corpus [symbols]": 477,
  "cover overflows": 12293,
  "coverage": 71064,
  "distributor delayed": 20971,
  "distributor undelayed": 20971,
  "distributor violated": 943,
  "exec candidate": 22555,
  "exec collide": 38619,
  "exec fuzz": 73044,
  "exec gen": 3809,
  "exec hints": 9035,
  "exec inject": 0,
  "exec minimize": 2384,
  "exec retries": 197,
  "exec seeds": 189,
  "exec smash": 1696,
  "exec total [base]": 219581,
  "exec total [new]": 222325,
  "exec triage": 31880,
  "executor restarts": 1335,
  "fault jobs": 0,
  "fuzzer jobs": 0,
  "fuzzing VMs [base]": 4,
  "fuzzing VMs [new]": 1,
  "hints jobs": 0,
  "max signal": 74621,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1301,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10286,
  "no exec duration": 15437935000000,
  "no exec requests": 47670,
  "pending": 236,
  "prog exec time": 293,
  "reproducing": 3,
  "rpc recv": 13140640816,
  "rpc sent": 1522322656,
  "signal": 70125,
  "smash jobs": 0,
  "triage jobs": 0,
  "vm output": 25645700,
  "vm restarts [base]": 39,
  "vm restarts [new]": 351
}
2025/08/06 20:07:59 runner 7 connected
2025/08/06 20:08:02 new: boot error: can't ssh into the instance
2025/08/06 20:08:05 runner 4 connected
2025/08/06 20:08:08 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:08:08 repro finished 'WARNING in xsk_create', repro=true crepro=false desc='WARNING in xsk_create' hub=false from_dashboard=false
2025/08/06 20:08:08 found repro for "WARNING in xsk_create" (orig title: "-SAME-", reliability:  1), took 16.38 minutes
2025/08/06 20:08:08 "WARNING in xsk_create": saved crash log into 1754510888.crash.log
2025/08/06 20:08:08 start reproducing 'WARNING in xsk_create'
2025/08/06 20:08:08 "WARNING in xsk_create": saved repro log into 1754510888.repro.log
2025/08/06 20:08:12 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:08:24 runner 5 connected
2025/08/06 20:08:31 repro finished 'WARNING in xsk_create (full)', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 20:08:31 failed repro for "WARNING in xsk_create", err=failed to build program:
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE 

#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <pthread.h>
#include <sched.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/epoll.h>
#include <sys/ioctl.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/swap.h>
#include <sys/syscall.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/uio.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/capability.h>
#include <linux/falloc.h>
#include <linux/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_ether.h>
#include <linux/if_link.h>
#include <linux/if_tun.h>
#include <linux/in6.h>
#include <linux/ip.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/nl80211.h>
#include <linux/rfkill.h>
#include <linux/rtnetlink.h>
#include <linux/tcp.h>
#include <linux/veth.h>

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
	if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
		exit(sig);
	}
	uintptr_t addr = (uintptr_t)info->si_addr;
	const uintptr_t prog_start = 1 << 20;
	const uintptr_t prog_end = 100 << 20;
	int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
	int valid = addr < prog_start || addr > prog_end;
	if (skip && valid) {
		_longjmp(segv_env, 1);
	}
	exit(sig);
}

static void install_segv_handler(void)
{
	struct sigaction sa;
	memset(&sa, 0, sizeof(sa));
	sa.sa_handler = SIG_IGN;
	syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
	syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
	memset(&sa, 0, sizeof(sa));
	sa.sa_sigaction = segv_handler;
	sa.sa_flags = SA_NODEFER | SA_SIGINFO;
	sigaction(SIGSEGV, &sa, NULL);
	sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...) ({ int ok = 1; __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); if (_setjmp(segv_env) == 0) { __VA_ARGS__; } else ok = 0; __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); ok; })

static void sleep_ms(uint64_t ms)
{
	usleep(ms * 1000);
}

static uint64_t current_time_ms(void)
{
	struct timespec ts;
	if (clock_gettime(CLOCK_MONOTONIC, &ts))
	exit(1);
	return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000;
}

static void use_temporary_dir(void)
{
	char tmpdir_template[] = "./syzkaller.XXXXXX";
	char* tmpdir = mkdtemp(tmpdir_template);
	if (!tmpdir)
	exit(1);
	if (chmod(tmpdir, 0777))
	exit(1);
	if (chdir(tmpdir))
	exit(1);
}

static void thread_start(void* (*fn)(void*), void* arg)
{
	pthread_t th;
	pthread_attr_t attr;
	pthread_attr_init(&attr);
	pthread_attr_setstacksize(&attr, 128 << 10);
	int i = 0;
	for (; i < 100; i++) {
		if (pthread_create(&th, &attr, fn, arg) == 0) {
			pthread_attr_destroy(&attr);
			return;
		}
		if (errno == EAGAIN) {
			usleep(50);
			continue;
		}
		break;
	}
	exit(1);
}

typedef struct {
	int state;
} event_t;

static void event_init(event_t* ev)
{
	ev->state = 0;
}

static void event_reset(event_t* ev)
{
	ev->state = 0;
}

static void event_set(event_t* ev)
{
	if (ev->state)
	exit(1);
	__atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
	syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
	while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
	return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
	uint64_t start = current_time_ms();
	uint64_t now = start;
	for (;;) {
		uint64_t remain = timeout - (now - start);
		struct timespec ts;
		ts.tv_sec = remain / 1000;
		ts.tv_nsec = (remain % 1000) * 1000 * 1000;
		syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
		if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
			return 1;
		now = current_time_ms();
		if (now - start > timeout)
			return 0;
	}
}

static bool write_file(const char* file, const char* what, ...)
{
	char buf[1024];
	va_list args;
	va_start(args, what);
	vsnprintf(buf, sizeof(buf), what, args);
	va_end(args);
	buf[sizeof(buf) - 1] = 0;
	int len = strlen(buf);
	int fd = open(file, O_WRONLY | O_CLOEXEC);
	if (fd == -1)
		return false;
	if (write(fd, buf, len) != len) {
		int err = errno;
		close(fd);
		errno = err;
		return false;
	}
	close(fd);
	return true;
}

struct nlmsg {
	char* pos;
	int nesting;
	struct nlattr* nested[8];
	char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
			 const void* data, int size)
{
	memset(nlmsg, 0, sizeof(*nlmsg));
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_type = typ;
	hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
	memcpy(hdr + 1, data, size);
	nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ,
			 const void* data, int size)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_len = sizeof(*attr) + size;
	attr->nla_type = typ;
	if (size > 0)
		memcpy(attr + 1, data, size);
	nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
	struct nlattr* attr = (struct nlattr*)nlmsg->pos;
	attr->nla_type = typ;
	nlmsg->pos += sizeof(*attr);
	nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
	struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
	attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock,
			    uint16_t reply_type, int* reply_len, bool dofail)
{
	if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
	exit(1);
	struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
	hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
	struct sockaddr_nl addr;
	memset(&addr, 0, sizeof(addr));
	addr.nl_family = AF_NETLINK;
	ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0, (struct sockaddr*)&addr, sizeof(addr));
	if (n != (ssize_t)hdr->nlmsg_len) {
		if (dofail)
	exit(1);
		return -1;
	}
	n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	if (reply_len)
		*reply_len = 0;
	if (n < 0) {
		if (dofail)
	exit(1);
		return -1;
	}
	if (n < (ssize_t)sizeof(struct nlmsghdr)) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type == NLMSG_DONE)
		return 0;
	if (reply_len && hdr->nlmsg_type == reply_type) {
		*reply_len = n;
		return 0;
	}
	if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	if (hdr->nlmsg_type != NLMSG_ERROR) {
		errno = EINVAL;
		if (dofail)
	exit(1);
		return -1;
	}
	errno = -((struct nlmsgerr*)(hdr + 1))->error;
	return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
	return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock, const char* family_name, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = CTRL_CMD_GETFAMILY;
	netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name, strnlen(family_name, GENL_NAMSIZ - 1) + 1);
	int n = 0;
	int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
	if (err < 0) {
		return -1;
	}
	uint16_t id = 0;
	struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
	for (; (char*)attr < nlmsg->buf + n; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
		if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
			id = *(uint16_t*)(attr + 1);
			break;
		}
	}
	if (!id) {
		errno = EINVAL;
		return -1;
	}
	recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
	return id;
}

static int netlink_next_msg(struct nlmsg* nlmsg, unsigned int offset,
			    unsigned int total_len)
{
	struct nlmsghdr* hdr = (struct nlmsghdr*)(nlmsg->buf + offset);
	if (offset == total_len || offset + hdr->nlmsg_len > total_len)
		return -1;
	return hdr->nlmsg_len;
}

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
				    const char* name, bool up)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	if (name)
		netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
	netlink_nest(nlmsg, IFLA_LINKINFO);
	netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_add_device(struct nlmsg* nlmsg, int sock, const char* type,
			       const char* name)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_veth(struct nlmsg* nlmsg, int sock, const char* name,
			     const char* peer)
{
	netlink_add_device_impl(nlmsg, "veth", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_nest(nlmsg, VETH_INFO_PEER);
	nlmsg->pos += sizeof(struct ifinfomsg);
	netlink_attr(nlmsg, IFLA_IFNAME, peer, strlen(peer));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_xfrm(struct nlmsg* nlmsg, int sock, const char* name)
{
	netlink_add_device_impl(nlmsg, "xfrm", name, true);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int if_id = 1;
	netlink_attr(nlmsg, 2, &if_id, sizeof(if_id));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_hsr(struct nlmsg* nlmsg, int sock, const char* name,
			    const char* slave1, const char* slave2)
{
	netlink_add_device_impl(nlmsg, "hsr", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	int ifindex1 = if_nametoindex(slave1);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE1, &ifindex1, sizeof(ifindex1));
	int ifindex2 = if_nametoindex(slave2);
	netlink_attr(nlmsg, IFLA_HSR_SLAVE2, &ifindex2, sizeof(ifindex2));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_linked(struct nlmsg* nlmsg, int sock, const char* type, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, type, name, false);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_vlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t id, uint16_t proto)
{
	netlink_add_device_impl(nlmsg, "vlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_VLAN_ID, &id, sizeof(id));
	netlink_attr(nlmsg, IFLA_VLAN_PROTOCOL, &proto, sizeof(proto));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_macvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link)
{
	netlink_add_device_impl(nlmsg, "macvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	uint32_t mode = MACVLAN_MODE_BRIDGE;
	netlink_attr(nlmsg, IFLA_MACVLAN_MODE, &mode, sizeof(mode));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_add_geneve(struct nlmsg* nlmsg, int sock, const char* name, uint32_t vni, struct in_addr* addr4, struct in6_addr* addr6)
{
	netlink_add_device_impl(nlmsg, "geneve", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_GENEVE_ID, &vni, sizeof(vni));
	if (addr4)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE, addr4, sizeof(*addr4));
	if (addr6)
		netlink_attr(nlmsg, IFLA_GENEVE_REMOTE6, addr6, sizeof(*addr6));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

#define IFLA_IPVLAN_FLAGS 2
#define IPVLAN_MODE_L3S 2
#undef IPVLAN_F_VEPA
#define IPVLAN_F_VEPA 2

static void netlink_add_ipvlan(struct nlmsg* nlmsg, int sock, const char* name, const char* link, uint16_t mode, uint16_t flags)
{
	netlink_add_device_impl(nlmsg, "ipvlan", name, false);
	netlink_nest(nlmsg, IFLA_INFO_DATA);
	netlink_attr(nlmsg, IFLA_IPVLAN_MODE, &mode, sizeof(mode));
	netlink_attr(nlmsg, IFLA_IPVLAN_FLAGS, &flags, sizeof(flags));
	netlink_done(nlmsg);
	netlink_done(nlmsg);
	int ifindex = if_nametoindex(link);
	netlink_attr(nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock, const char* name, bool up,
				  const char* master, const void* mac, int macsize,
				  const char* new_name)
{
	struct ifinfomsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	if (up)
		hdr.ifi_flags = hdr.ifi_change = IFF_UP;
	hdr.ifi_index = if_nametoindex(name);
	netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
	if (new_name)
		netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
	if (master) {
		int ifindex = if_nametoindex(master);
		netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
	}
	if (macsize)
		netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static int netlink_add_addr(struct nlmsg* nlmsg, int sock, const char* dev,
			    const void* addr, int addrsize)
{
	struct ifaddrmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ifa_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ifa_prefixlen = addrsize == 4 ? 24 : 120;
	hdr.ifa_scope = RT_SCOPE_UNIVERSE;
	hdr.ifa_index = if_nametoindex(dev);
	netlink_init(nlmsg, RTM_NEWADDR, NLM_F_CREATE | NLM_F_REPLACE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, IFA_LOCAL, addr, addrsize);
	netlink_attr(nlmsg, IFA_ADDRESS, addr, addrsize);
	return netlink_send(nlmsg, sock);
}

static void netlink_add_addr4(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in_addr in_addr;
	inet_pton(AF_INET, addr, &in_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in_addr, sizeof(in_addr));
	if (err < 0) {
	}
}

static void netlink_add_addr6(struct nlmsg* nlmsg, int sock,
			      const char* dev, const char* addr)
{
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, addr, &in6_addr);
	int err = netlink_add_addr(nlmsg, sock, dev, &in6_addr, sizeof(in6_addr));
	if (err < 0) {
	}
}

static void netlink_add_neigh(struct nlmsg* nlmsg, int sock, const char* name,
			      const void* addr, int addrsize, const void* mac, int macsize)
{
	struct ndmsg hdr;
	memset(&hdr, 0, sizeof(hdr));
	hdr.ndm_family = addrsize == 4 ? AF_INET : AF_INET6;
	hdr.ndm_ifindex = if_nametoindex(name);
	hdr.ndm_state = NUD_PERMANENT;
	netlink_init(nlmsg, RTM_NEWNEIGH, NLM_F_EXCL | NLM_F_CREATE, &hdr, sizeof(hdr));
	netlink_attr(nlmsg, NDA_DST, addr, addrsize);
	netlink_attr(nlmsg, NDA_LLADDR, mac, macsize);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
}

static struct nlmsg nlmsg;

static int tunfd = -1;

#define TUN_IFACE "syz_tun"
#define LOCAL_MAC 0xaaaaaaaaaaaa
#define REMOTE_MAC 0xaaaaaaaaaabb
#define LOCAL_IPV4 "172.20.20.170"
#define REMOTE_IPV4 "172.20.20.187"
#define LOCAL_IPV6 "fe80::aa"
#define REMOTE_IPV6 "fe80::bb"

#define IFF_NAPI 0x0010

static void initialize_tun(void)
{
	tunfd = open("/dev/net/tun", O_RDWR | O_NONBLOCK);
	if (tunfd == -1) {
		printf("tun: can't open /dev/net/tun: please enable CONFIG_TUN=y\n");
		printf("otherwise fuzzing or reproducing might not work as intended\n");
		return;
	}
	const int kTunFd = 200;
	if (dup2(tunfd, kTunFd) < 0)
	exit(1);
	close(tunfd);
	tunfd = kTunFd;
	struct ifreq ifr;
	memset(&ifr, 0, sizeof(ifr));
	strncpy(ifr.ifr_name, TUN_IFACE, IFNAMSIZ);
	ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
	if (ioctl(tunfd, TUNSETIFF, (void*)&ifr) < 0) {
	exit(1);
	}
	char sysctl[64];
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/accept_dad", TUN_IFACE);
	write_file(sysctl, "0");
	sprintf(sysctl, "/proc/sys/net/ipv6/conf/%s/router_solicitations", TUN_IFACE);
	write_file(sysctl, "0");
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	netlink_add_addr4(&nlmsg, sock, TUN_IFACE, LOCAL_IPV4);
	netlink_add_addr6(&nlmsg, sock, TUN_IFACE, LOCAL_IPV6);
	uint64_t macaddr = REMOTE_MAC;
	struct in_addr in_addr;
	inet_pton(AF_INET, REMOTE_IPV4, &in_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in_addr, sizeof(in_addr), &macaddr, ETH_ALEN);
	struct in6_addr in6_addr;
	inet_pton(AF_INET6, REMOTE_IPV6, &in6_addr);
	netlink_add_neigh(&nlmsg, sock, TUN_IFACE, &in6_addr, sizeof(in6_addr), &macaddr, ETH_ALEN);
	macaddr = LOCAL_MAC;
	netlink_device_change(&nlmsg, sock, TUN_IFACE, true, 0, &macaddr, ETH_ALEN, NULL);
	close(sock);
}

#define DEVLINK_FAMILY_NAME "devlink"

#define DEVLINK_CMD_PORT_GET 5
#define DEVLINK_ATTR_BUS_NAME 1
#define DEVLINK_ATTR_DEV_NAME 2
#define DEVLINK_ATTR_NETDEV_NAME 7

static struct nlmsg nlmsg2;

static void initialize_devlink_ports(const char* bus_name, const char* dev_name,
				     const char* netdev_prefix)
{
	struct genlmsghdr genlhdr;
	int len, total_len, id, err, offset;
	uint16_t netdev_index;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1)
	exit(1);
	int rtsock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (rtsock == -1)
	exit(1);
	id = netlink_query_family_id(&nlmsg, sock, DEVLINK_FAMILY_NAME, true);
	if (id == -1)
		goto error;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = DEVLINK_CMD_PORT_GET;
	netlink_init(&nlmsg, id, NLM_F_DUMP, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, DEVLINK_ATTR_BUS_NAME, bus_name, strlen(bus_name) + 1);
	netlink_attr(&nlmsg, DEVLINK_ATTR_DEV_NAME, dev_name, strlen(dev_name) + 1);
	err = netlink_send_ext(&nlmsg, sock, id, &total_len, true);
	if (err < 0) {
		goto error;
	}
	offset = 0;
	netdev_index = 0;
	while ((len = netlink_next_msg(&nlmsg, offset, total_len)) != -1) {
		struct nlattr* attr = (struct nlattr*)(nlmsg.buf + offset + NLMSG_HDRLEN + NLMSG_ALIGN(sizeof(genlhdr)));
		for (; (char*)attr < nlmsg.buf + offset + len; attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
			if (attr->nla_type == DEVLINK_ATTR_NETDEV_NAME) {
				char* port_name;
				char netdev_name[IFNAMSIZ];
				port_name = (char*)(attr + 1);
				snprintf(netdev_name, sizeof(netdev_name), "%s%d", netdev_prefix, netdev_index);
				netlink_device_change(&nlmsg2, rtsock, port_name, true, 0, 0, 0, netdev_name);
				break;
			}
		}
		offset += len;
		netdev_index++;
	}
error:
	close(rtsock);
	close(sock);
}

#define WIFI_INITIAL_DEVICE_COUNT 2
#define WIFI_MAC_BASE { 0x08, 0x02, 0x11, 0x00, 0x00, 0x00}
#define WIFI_IBSS_BSSID { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50}
#define WIFI_IBSS_SSID { 0x10, 0x10, 0x10, 0x10, 0x10, 0x10}
#define WIFI_DEFAULT_FREQUENCY 2412
#define WIFI_DEFAULT_SIGNAL 0
#define WIFI_DEFAULT_RX_RATE 1
#define HWSIM_CMD_REGISTER 1
#define HWSIM_CMD_FRAME 2
#define HWSIM_CMD_NEW_RADIO 4
#define HWSIM_ATTR_SUPPORT_P2P_DEVICE 14
#define HWSIM_ATTR_PERM_ADDR 22

#define IF_OPER_UP 6
struct join_ibss_props {
	int wiphy_freq;
	bool wiphy_freq_fixed;
	uint8_t* mac;
	uint8_t* ssid;
	int ssid_len;
};

static int set_interface_state(const char* interface_name, int on)
{
	struct ifreq ifr;
	int sock = socket(AF_INET, SOCK_DGRAM, 0);
	if (sock < 0) {
		return -1;
	}
	memset(&ifr, 0, sizeof(ifr));
	strcpy(ifr.ifr_name, interface_name);
	int ret = ioctl(sock, SIOCGIFFLAGS, &ifr);
	if (ret < 0) {
		close(sock);
		return -1;
	}
	if (on)
		ifr.ifr_flags |= IFF_UP;
	else
		ifr.ifr_flags &= ~IFF_UP;
	ret = ioctl(sock, SIOCSIFFLAGS, &ifr);
	close(sock);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int nl80211_set_interface(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
				 uint32_t iftype, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_SET_INTERFACE;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_IFTYPE, &iftype, sizeof(iftype));
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int nl80211_join_ibss(struct nlmsg* nlmsg, int sock, int nl80211_family, uint32_t ifindex,
			     struct join_ibss_props* props, bool dofail)
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = NL80211_CMD_JOIN_IBSS;
	netlink_init(nlmsg, nl80211_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, NL80211_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
	netlink_attr(nlmsg, NL80211_ATTR_SSID, props->ssid, props->ssid_len);
	netlink_attr(nlmsg, NL80211_ATTR_WIPHY_FREQ, &(props->wiphy_freq), sizeof(props->wiphy_freq));
	if (props->mac)
		netlink_attr(nlmsg, NL80211_ATTR_MAC, props->mac, ETH_ALEN);
	if (props->wiphy_freq_fixed)
		netlink_attr(nlmsg, NL80211_ATTR_FREQ_FIXED, NULL, 0);
	int err = netlink_send_ext(nlmsg, sock, 0, NULL, dofail);
	if (err < 0) {
	}
	return err;
}

static int get_ifla_operstate(struct nlmsg* nlmsg, int ifindex, bool dofail)
{
	struct ifinfomsg info;
	memset(&info, 0, sizeof(info));
	info.ifi_family = AF_UNSPEC;
	info.ifi_index = ifindex;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1) {
		return -1;
	}
	netlink_init(nlmsg, RTM_GETLINK, 0, &info, sizeof(info));
	int n;
	int err = netlink_send_ext(nlmsg, sock, RTM_NEWLINK, &n, dofail);
	close(sock);
	if (err) {
		return -1;
	}
	struct rtattr* attr = IFLA_RTA(NLMSG_DATA(nlmsg->buf));
	for (; RTA_OK(attr, n); attr = RTA_NEXT(attr, n)) {
		if (attr->rta_type == IFLA_OPERSTATE)
			return *((int32_t*)RTA_DATA(attr));
	}
	return -1;
}

static int await_ifla_operstate(struct nlmsg* nlmsg, char* interface, int operstate, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	while (true) {
		usleep(1000);
		int ret = get_ifla_operstate(nlmsg, ifindex, dofail);
		if (ret < 0)
			return ret;
		if (ret == operstate)
			return 0;
	}
	return 0;
}

static int nl80211_setup_ibss_interface(struct nlmsg* nlmsg, int sock, int nl80211_family_id, char* interface,
					struct join_ibss_props* ibss_props, bool dofail)
{
	int ifindex = if_nametoindex(interface);
	if (ifindex == 0) {
		return -1;
	}
	int ret = nl80211_set_interface(nlmsg, sock, nl80211_family_id, ifindex, NL80211_IFTYPE_ADHOC, dofail);
	if (ret < 0) {
		return -1;
	}
	ret = set_interface_state(interface, 1);
	if (ret < 0) {
		return -1;
	}
	ret = nl80211_join_ibss(nlmsg, sock, nl80211_family_id, ifindex, ibss_props, dofail);
	if (ret < 0) {
		return -1;
	}
	return 0;
}

static int hwsim80211_create_device(struct nlmsg* nlmsg, int sock, int hwsim_family, uint8_t mac_addr[ETH_ALEN])
{
	struct genlmsghdr genlhdr;
	memset(&genlhdr, 0, sizeof(genlhdr));
	genlhdr.cmd = HWSIM_CMD_NEW_RADIO;
	netlink_init(nlmsg, hwsim_family, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(nlmsg, HWSIM_ATTR_SUPPORT_P2P_DEVICE, NULL, 0);
	netlink_attr(nlmsg, HWSIM_ATTR_PERM_ADDR, mac_addr, ETH_ALEN);
	int err = netlink_send(nlmsg, sock);
	if (err < 0) {
	}
	return err;
}

static void initialize_wifi_devices(void)
{
	int rfkill = open("/dev/rfkill", O_RDWR);
	if (rfkill == -1)
	exit(1);
	struct rfkill_event event = {0};
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	if (write(rfkill, &event, sizeof(event)) != (ssize_t)(sizeof(event)))
	exit(1);
	close(rfkill);
	uint8_t mac_addr[6] = WIFI_MAC_BASE;
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock < 0)
	exit(1);
	int hwsim_family_id = netlink_query_family_id(&nlmsg, sock, "MAC80211_HWSIM", true);
	int nl80211_family_id = netlink_query_family_id(&nlmsg, sock, "nl80211", true);
	if (hwsim_family_id < 0 || nl80211_family_id < 0)
	exit(1);
	uint8_t ssid[] = WIFI_IBSS_SSID;
	uint8_t bssid[] = WIFI_IBSS_BSSID;
	struct join_ibss_props ibss_props = {
	    .wiphy_freq = WIFI_DEFAULT_FREQUENCY, .wiphy_freq_fixed = true, .mac = bssid, .ssid = ssid, .ssid_len = sizeof(ssid)};
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		mac_addr[5] = device_id;
		int ret = hwsim80211_create_device(&nlmsg, sock, hwsim_family_id, mac_addr);
		if (ret < 0)
	exit(1);
		char interface[6] = "wlan0";
		interface[4] += device_id;
		if (nl80211_setup_ibss_interface(&nlmsg, sock, nl80211_family_id, interface, &ibss_props, true) < 0)
	exit(1);
	}
	for (int device_id = 0; device_id < WIFI_INITIAL_DEVICE_COUNT; device_id++) {
		char interface[6] = "wlan0";
		interface[4] += device_id;
		int ret = await_ifla_operstate(&nlmsg, interface, IF_OPER_UP, true);
		if (ret < 0)
	exit(1);
	}
	close(sock);
}

static int runcmdline(char* cmdline)
{
	int ret = system(cmdline);
	if (ret) {
	}
	return ret;
}

#define DEV_IPV4 "172.20.20.%d"
#define DEV_IPV6 "fe80::%02x"
#define DEV_MAC 0x00aaaaaaaaaa

static void netdevsim_add(unsigned int addr, unsigned int port_count)
{
	write_file("/sys/bus/netdevsim/del_device", "%u", addr);
	if (write_file("/sys/bus/netdevsim/new_device", "%u %u", addr, port_count)) {
		char buf[32];
		snprintf(buf, sizeof(buf), "netdevsim%d", addr);
		initialize_devlink_ports("netdevsim", buf, "netdevsim");
	}
}

#define WG_GENL_NAME "wireguard"
enum wg_cmd {
	WG_CMD_GET_DEVICE,
	WG_CMD_SET_DEVICE,
};
enum wgdevice_attribute {
	WGDEVICE_A_UNSPEC,
	WGDEVICE_A_IFINDEX,
	WGDEVICE_A_IFNAME,
	WGDEVICE_A_PRIVATE_KEY,
	WGDEVICE_A_PUBLIC_KEY,
	WGDEVICE_A_FLAGS,
	WGDEVICE_A_LISTEN_PORT,
	WGDEVICE_A_FWMARK,
	WGDEVICE_A_PEERS,
};
enum wgpeer_attribute {
	WGPEER_A_UNSPEC,
	WGPEER_A_PUBLIC_KEY,
	WGPEER_A_PRESHARED_KEY,
	WGPEER_A_FLAGS,
	WGPEER_A_ENDPOINT,
	WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL,
	WGPEER_A_LAST_HANDSHAKE_TIME,
	WGPEER_A_RX_BYTES,
	WGPEER_A_TX_BYTES,
	WGPEER_A_ALLOWEDIPS,
	WGPEER_A_PROTOCOL_VERSION,
};
enum wgallowedip_attribute {
	WGALLOWEDIP_A_UNSPEC,
	WGALLOWEDIP_A_FAMILY,
	WGALLOWEDIP_A_IPADDR,
	WGALLOWEDIP_A_CIDR_MASK,
};

static void netlink_wireguard_setup(void)
{
	const char ifname_a[] = "wg0";
	const char ifname_b[] = "wg1";
	const char ifname_c[] = "wg2";
	const char private_a[] = "\xa0\x5c\xa8\x4f\x6c\x9c\x8e\x38\x53\xe2\xfd\x7a\x70\xae\x0f\xb2\x0f\xa1\x52\x60\x0c\xb0\x08\x45\x17\x4f\x08\x07\x6f\x8d\x78\x43";
	const char private_b[] = "\xb0\x80\x73\xe8\xd4\x4e\x91\xe3\xda\x92\x2c\x22\x43\x82\x44\xbb\x88\x5c\x69\xe2\x69\xc8\xe9\xd8\x35\xb1\x14\x29\x3a\x4d\xdc\x6e";
	const char private_c[] = "\xa0\xcb\x87\x9a\x47\xf5\xbc\x64\x4c\x0e\x69\x3f\xa6\xd0\x31\xc7\x4a\x15\x53\xb6\xe9\x01\xb9\xff\x2f\x51\x8c\x78\x04\x2f\xb5\x42";
	const char public_a[] = "\x97\x5c\x9d\x81\xc9\x83\xc8\x20\x9e\xe7\x81\x25\x4b\x89\x9f\x8e\xd9\x25\xae\x9f\x09\x23\xc2\x3c\x62\xf5\x3c\x57\xcd\xbf\x69\x1c";
	const char public_b[] = "\xd1\x73\x28\x99\xf6\x11\xcd\x89\x94\x03\x4d\x7f\x41\x3d\xc9\x57\x63\x0e\x54\x93\xc2\x85\xac\xa4\x00\x65\xcb\x63\x11\xbe\x69\x6b";
	const char public_c[] = "\xf4\x4d\xa3\x67\xa8\x8e\xe6\x56\x4f\x02\x02\x11\x45\x67\x27\x08\x2f\x5c\xeb\xee\x8b\x1b\xf5\xeb\x73\x37\x34\x1b\x45\x9b\x39\x22";
	const uint16_t listen_a = 20001;
	const uint16_t listen_b = 20002;
	const uint16_t listen_c = 20003;
	const uint16_t af_inet = AF_INET;
	const uint16_t af_inet6 = AF_INET6;
	const struct sockaddr_in endpoint_b_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_b),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	const struct sockaddr_in endpoint_c_v4 = {
	    .sin_family = AF_INET,
	    .sin_port = htons(listen_c),
	    .sin_addr = {htonl(INADDR_LOOPBACK)}};
	struct sockaddr_in6 endpoint_a_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_a)};
	endpoint_a_v6.sin6_addr = in6addr_loopback;
	struct sockaddr_in6 endpoint_c_v6 = {
	    .sin6_family = AF_INET6,
	    .sin6_port = htons(listen_c)};
	endpoint_c_v6.sin6_addr = in6addr_loopback;
	const struct in_addr first_half_v4 = {0};
	const struct in_addr second_half_v4 = {(uint32_t)htonl(128 << 24)};
	const struct in6_addr first_half_v6 = {{{0}}};
	const struct in6_addr second_half_v6 = {{{0x80}}};
	const uint8_t half_cidr = 1;
	const uint16_t persistent_keepalives[] = {1, 3, 7, 9, 14, 19};
	struct genlmsghdr genlhdr = {
	    .cmd = WG_CMD_SET_DEVICE,
	    .version = 1};
	int sock;
	int id, err;
	sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock == -1) {
		return;
	}
	id = netlink_query_family_id(&nlmsg, sock, WG_GENL_NAME, true);
	if (id == -1)
		goto error;
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_a, strlen(ifname_a) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_a, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_a, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[0], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v6, sizeof(endpoint_c_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[1], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_b, strlen(ifname_b) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_b, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_b, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[2], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_c, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_c_v4, sizeof(endpoint_c_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[3], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}
	netlink_init(&nlmsg, id, 0, &genlhdr, sizeof(genlhdr));
	netlink_attr(&nlmsg, WGDEVICE_A_IFNAME, ifname_c, strlen(ifname_c) + 1);
	netlink_attr(&nlmsg, WGDEVICE_A_PRIVATE_KEY, private_c, 32);
	netlink_attr(&nlmsg, WGDEVICE_A_LISTEN_PORT, &listen_c, 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGDEVICE_A_PEERS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_a, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_a_v6, sizeof(endpoint_a_v6));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[4], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v4, sizeof(first_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &first_half_v6, sizeof(first_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGPEER_A_PUBLIC_KEY, public_b, 32);
	netlink_attr(&nlmsg, WGPEER_A_ENDPOINT, &endpoint_b_v4, sizeof(endpoint_b_v4));
	netlink_attr(&nlmsg, WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL, &persistent_keepalives[5], 2);
	netlink_nest(&nlmsg, NLA_F_NESTED | WGPEER_A_ALLOWEDIPS);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v4, sizeof(second_half_v4));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_nest(&nlmsg, NLA_F_NESTED | 0);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_FAMILY, &af_inet6, 2);
	netlink_attr(&nlmsg, WGALLOWEDIP_A_IPADDR, &second_half_v6, sizeof(second_half_v6));
	netlink_attr(&nlmsg, WGALLOWEDIP_A_CIDR_MASK, &half_cidr, 1);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	netlink_done(&nlmsg);
	err = netlink_send(&nlmsg, sock);
	if (err < 0) {
	}

error:
	close(sock);
}

static void initialize_netdevices(void)
{
	char netdevsim[16];
	sprintf(netdevsim, "netdevsim%d", (int)procid);
	struct {
		const char* type;
		const char* dev;
	} devtypes[] = {
	    {"ip6gretap", "ip6gretap0"},
	    {"bridge", "bridge0"},
	    {"vcan", "vcan0"},
	    {"bond", "bond0"},
	    {"team", "team0"},
	    {"dummy", "dummy0"},
	    {"nlmon", "nlmon0"},
	    {"caif", "caif0"},
	    {"batadv", "batadv0"},
	    {"vxcan", "vxcan1"},
	    {"veth", 0},
	    {"wireguard", "wg0"},
	    {"wireguard", "wg1"},
	    {"wireguard", "wg2"},
	};
	const char* devmasters[] = {"bridge", "bond", "team", "batadv"};
	struct {
		const char* name;
		int macsize;
		bool noipv6;
	} devices[] = {
	    {"lo", ETH_ALEN},
	    {"sit0", 0},
	    {"bridge0", ETH_ALEN},
	    {"vcan0", 0, true},
	    {"tunl0", 0},
	    {"gre0", 0},
	    {"gretap0", ETH_ALEN},
	    {"ip_vti0", 0},
	    {"ip6_vti0", 0},
	    {"ip6tnl0", 0},
	    {"ip6gre0", 0},
	    {"ip6gretap0", ETH_ALEN},
	    {"erspan0", ETH_ALEN},
	    {"bond0", ETH_ALEN},
	    {"veth0", ETH_ALEN},
	    {"veth1", ETH_ALEN},
	    {"team0", ETH_ALEN},
	    {"veth0_to_bridge", ETH_ALEN},
	    {"veth1_to_bridge", ETH_ALEN},
	    {"veth0_to_bond", ETH_ALEN},
	    {"veth1_to_bond", ETH_ALEN},
	    {"veth0_to_team", ETH_ALEN},
	    {"veth1_to_team", ETH_ALEN},
	    {"veth0_to_hsr", ETH_ALEN},
	    {"veth1_to_hsr", ETH_ALEN},
	    {"hsr0", 0},
	    {"dummy0", ETH_ALEN},
	    {"nlmon0", 0},
	    {"vxcan0", 0, true},
	    {"vxcan1", 0, true},
	    {"caif0", ETH_ALEN},
	    {"batadv0", ETH_ALEN},
	    {netdevsim, ETH_ALEN},
	    {"xfrm0", ETH_ALEN},
	    {"veth0_virt_wifi", ETH_ALEN},
	    {"veth1_virt_wifi", ETH_ALEN},
	    {"virt_wifi0", ETH_ALEN},
	    {"veth0_vlan", ETH_ALEN},
	    {"veth1_vlan", ETH_ALEN},
	    {"vlan0", ETH_ALEN},
	    {"vlan1", ETH_ALEN},
	    {"macvlan0", ETH_ALEN},
	    {"macvlan1", ETH_ALEN},
	    {"ipvlan0", ETH_ALEN},
	    {"ipvlan1", ETH_ALEN},
	    {"veth0_macvtap", ETH_ALEN},
	    {"veth1_macvtap", ETH_ALEN},
	    {"macvtap0", ETH_ALEN},
	    {"macsec0", ETH_ALEN},
	    {"veth0_to_batadv", ETH_ALEN},
	    {"veth1_to_batadv", ETH_ALEN},
	    {"batadv_slave_0", ETH_ALEN},
	    {"batadv_slave_1", ETH_ALEN},
	    {"geneve0", ETH_ALEN},
	    {"geneve1", ETH_ALEN},
	    {"wg0", 0},
	    {"wg1", 0},
	    {"wg2", 0},
	};
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++)
		netlink_add_device(&nlmsg, sock, devtypes[i].type, devtypes[i].dev);
	for (i = 0; i < sizeof(devmasters) / (sizeof(devmasters[0])); i++) {
		char master[32], slave0[32], veth0[32], slave1[32], veth1[32];
		sprintf(slave0, "%s_slave_0", devmasters[i]);
		sprintf(veth0, "veth0_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave0, veth0);
		sprintf(slave1, "%s_slave_1", devmasters[i]);
		sprintf(veth1, "veth1_to_%s", devmasters[i]);
		netlink_add_veth(&nlmsg, sock, slave1, veth1);
		sprintf(master, "%s0", devmasters[i]);
		netlink_device_change(&nlmsg, sock, slave0, false, master, 0, 0, NULL);
		netlink_device_change(&nlmsg, sock, slave1, false, master, 0, 0, NULL);
	}
	netlink_add_xfrm(&nlmsg, sock, "xfrm0");
	netlink_device_change(&nlmsg, sock, "bridge_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "bridge_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "hsr_slave_0", "veth0_to_hsr");
	netlink_add_veth(&nlmsg, sock, "hsr_slave_1", "veth1_to_hsr");
	netlink_add_hsr(&nlmsg, sock, "hsr0", "hsr_slave_0", "hsr_slave_1");
	netlink_device_change(&nlmsg, sock, "hsr_slave_0", true, 0, 0, 0, NULL);
	netlink_device_change(&nlmsg, sock, "hsr_slave_1", true, 0, 0, 0, NULL);
	netlink_add_veth(&nlmsg, sock, "veth0_virt_wifi", "veth1_virt_wifi");
	netlink_add_linked(&nlmsg, sock, "virt_wifi", "virt_wifi0", "veth1_virt_wifi");
	netlink_add_veth(&nlmsg, sock, "veth0_vlan", "veth1_vlan");
	netlink_add_vlan(&nlmsg, sock, "vlan0", "veth0_vlan", 0, htons(ETH_P_8021Q));
	netlink_add_vlan(&nlmsg, sock, "vlan1", "veth0_vlan", 1, htons(ETH_P_8021AD));
	netlink_add_macvlan(&nlmsg, sock, "macvlan0", "veth1_vlan");
	netlink_add_macvlan(&nlmsg, sock, "macvlan1", "veth1_vlan");
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan0", "veth0_vlan", IPVLAN_MODE_L2, 0);
	netlink_add_ipvlan(&nlmsg, sock, "ipvlan1", "veth0_vlan", IPVLAN_MODE_L3S, IPVLAN_F_VEPA);
	netlink_add_veth(&nlmsg, sock, "veth0_macvtap", "veth1_macvtap");
	netlink_add_linked(&nlmsg, sock, "macvtap", "macvtap0", "veth0_macvtap");
	netlink_add_linked(&nlmsg, sock, "macsec", "macsec0", "veth1_macvtap");
	char addr[32];
	sprintf(addr, DEV_IPV4, 14 + 10);
	struct in_addr geneve_addr4;
	if (inet_pton(AF_INET, addr, &geneve_addr4) <= 0)
	exit(1);
	struct in6_addr geneve_addr6;
	if (inet_pton(AF_INET6, "fc00::01", &geneve_addr6) <= 0)
	exit(1);
	netlink_add_geneve(&nlmsg, sock, "geneve0", 0, &geneve_addr4, 0);
	netlink_add_geneve(&nlmsg, sock, "geneve1", 1, 0, &geneve_addr6);
	netdevsim_add((int)procid, 4);
	netlink_wireguard_setup();
	for (i = 0; i < sizeof(devices) / (sizeof(devices[0])); i++) {
		char addr[32];
		sprintf(addr, DEV_IPV4, i + 10);
		netlink_add_addr4(&nlmsg, sock, devices[i].name, addr);
		if (!devices[i].noipv6) {
			sprintf(addr, DEV_IPV6, i + 10);
			netlink_add_addr6(&nlmsg, sock, devices[i].name, addr);
		}
		uint64_t macaddr = DEV_MAC + ((i + 10ull) << 40);
		netlink_device_change(&nlmsg, sock, devices[i].name, true, 0, &macaddr, devices[i].macsize, NULL);
	}
	close(sock);
}
static void initialize_netdevices_init(void)
{
	int sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock == -1)
	exit(1);
	struct {
		const char* type;
		int macsize;
		bool noipv6;
		bool noup;
	} devtypes[] = {
	    {"nr", 7, true},
	    {"rose", 5, true, true},
	};
	unsigned i;
	for (i = 0; i < sizeof(devtypes) / sizeof(devtypes[0]); i++) {
		char dev[32], addr[32];
		sprintf(dev, "%s%d", devtypes[i].type, (int)procid);
		sprintf(addr, "172.30.%d.%d", i, (int)procid + 1);
		netlink_add_addr4(&nlmsg, sock, dev, addr);
		if (!devtypes[i].noipv6) {
			sprintf(addr, "fe88::%02x:%02x", i, (int)procid + 1);
			netlink_add_addr6(&nlmsg, sock, dev, addr);
		}
		int macsize = devtypes[i].macsize;
		uint64_t macaddr = 0xbbbbbb + ((unsigned long long)i << (8 * (macsize - 2))) +
				 (procid << (8 * (macsize - 1)));
		netlink_device_change(&nlmsg, sock, dev, !devtypes[i].noup, 0, &macaddr, macsize, NULL);
	}
	close(sock);

}

static int read_tun(char* data, int size)
{
	if (tunfd < 0)
		return -1;
	int rv = read(tunfd, data, size);
	if (rv < 0) {
		if (errno == EAGAIN || errno == EBADF || errno == EBADFD)
			return -1;
	exit(1);
	}
	return rv;
}

static void flush_tun()
{
	char data[1000];
	while (read_tun(&data[0], sizeof(data)) != -1) {
	}
}

#define MAX_FDS 30

#define BTPROTO_HCI 1
#define ACL_LINK 1
#define SCAN_PAGE 2

typedef struct {
	uint8_t b[6];
} __attribute__((packed)) bdaddr_t;

#define HCI_COMMAND_PKT 1
#define HCI_EVENT_PKT 4
#define HCI_VENDOR_PKT 0xff

struct hci_command_hdr {
	uint16_t opcode;
	uint8_t plen;
} __attribute__((packed));

struct hci_event_hdr {
	uint8_t evt;
	uint8_t plen;
} __attribute__((packed));

#define HCI_EV_CONN_COMPLETE 0x03
struct hci_ev_conn_complete {
	uint8_t status;
	uint16_t handle;
	bdaddr_t bdaddr;
	uint8_t link_type;
	uint8_t encr_mode;
} __attribute__((packed));

#define HCI_EV_CONN_REQUEST 0x04
struct hci_ev_conn_request {
	bdaddr_t bdaddr;
	uint8_t dev_class[3];
	uint8_t link_type;
} __attribute__((packed));

#define HCI_EV_REMOTE_FEATURES 0x0b
struct hci_ev_remote_features {
	uint8_t status;
	uint16_t handle;
	uint8_t features[8];
} __attribute__((packed));

#define HCI_EV_CMD_COMPLETE 0x0e
struct hci_ev_cmd_complete {
	uint8_t ncmd;
	uint16_t opcode;
} __attribute__((packed));

#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a

#define HCI_OP_READ_BUFFER_SIZE 0x1005
struct hci_rp_read_buffer_size {
	uint8_t status;
	uint16_t acl_mtu;
	uint8_t sco_mtu;
	uint16_t acl_max_pkt;
	uint16_t sco_max_pkt;
} __attribute__((packed));

#define HCI_OP_READ_BD_ADDR 0x1009
struct hci_rp_read_bd_addr {
	uint8_t status;
	bdaddr_t bdaddr;
} __attribute__((packed));

#define HCI_EV_LE_META 0x3e
struct hci_ev_le_meta {
	uint8_t subevent;
} __attribute__((packed));

#define HCI_EV_LE_CONN_COMPLETE 0x01
struct hci_ev_le_conn_complete {
	uint8_t status;
	uint16_t handle;
	uint8_t role;
	uint8_t bdaddr_type;
	bdaddr_t bdaddr;
	uint16_t interval;
	uint16_t latency;
	uint16_t supervision_timeout;
	uint8_t clk_accurancy;
} __attribute__((packed));

struct hci_dev_req {
	uint16_t dev_id;
	uint32_t dev_opt;
};

struct vhci_vendor_pkt_request {
	uint8_t type;
	uint8_t opcode;
} __attribute__((packed));

struct vhci_pkt {
	uint8_t type;
	union {
		struct {
			uint8_t opcode;
			uint16_t id;
		} __attribute__((packed)) vendor_pkt;
		struct hci_command_hdr command_hdr;
	};
} __attribute__((packed));

#define HCIDEVUP _IOW('H', 201, int)
#define HCISETSCAN _IOW('H', 221, int)

static int vhci_fd = -1;

static void rfkill_unblock_all()
{
	int fd = open("/dev/rfkill", O_WRONLY);
	if (fd < 0)
	exit(1);
	struct rfkill_event event = {0};
	event.idx = 0;
	event.type = RFKILL_TYPE_ALL;
	event.op = RFKILL_OP_CHANGE_ALL;
	event.soft = 0;
	event.hard = 0;
	if (write(fd, &event, sizeof(event)) < 0)
	exit(1);
	close(fd);
}

static void hci_send_event_packet(int fd, uint8_t evt, void* data, size_t data_len)
{
	struct iovec iv[3];
	struct hci_event_hdr hdr;
	hdr.evt = evt;
	hdr.plen = data_len;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = data;
	iv[2].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static void hci_send_event_cmd_complete(int fd, uint16_t opcode, void* data, size_t data_len)
{
	struct iovec iv[4];
	struct hci_event_hdr hdr;
	hdr.evt = HCI_EV_CMD_COMPLETE;
	hdr.plen = sizeof(struct hci_ev_cmd_complete) + data_len;
	struct hci_ev_cmd_complete evt_hdr;
	evt_hdr.ncmd = 1;
	evt_hdr.opcode = opcode;
	uint8_t type = HCI_EVENT_PKT;
	iv[0].iov_base = &type;
	iv[0].iov_len = sizeof(type);
	iv[1].iov_base = &hdr;
	iv[1].iov_len = sizeof(hdr);
	iv[2].iov_base = &evt_hdr;
	iv[2].iov_len = sizeof(evt_hdr);
	iv[3].iov_base = data;
	iv[3].iov_len = data_len;
	if (writev(fd, iv, sizeof(iv) / sizeof(struct iovec)) < 0)
	exit(1);
}

static bool process_command_pkt(int fd, char* buf, ssize_t buf_size)
{
	struct hci_command_hdr* hdr = (struct hci_command_hdr*)buf;
	if (buf_size < (ssize_t)sizeof(struct hci_command_hdr) ||
	    hdr->plen != buf_size - sizeof(struct hci_command_hdr))
	exit(1);
	switch (hdr->opcode) {
	case HCI_OP_WRITE_SCAN_ENABLE: {
		uint8_t status = 0;
		hci_send_event_cmd_complete(fd, hdr->opcode, &status, sizeof(status));
		return true;
	}
	case HCI_OP_READ_BD_ADDR: {
		struct hci_rp_read_bd_addr rp = {0};
		rp.status = 0;
		memset(&rp.bdaddr, 0xaa, 6);
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	case HCI_OP_READ_BUFFER_SIZE: {
		struct hci_rp_read_buffer_size rp = {0};
		rp.status = 0;
		rp.acl_mtu = 1021;
		rp.sco_mtu = 96;
		rp.acl_max_pkt = 4;
		rp.sco_max_pkt = 6;
		hci_send_event_cmd_complete(fd, hdr->opcode, &rp, sizeof(rp));
		return false;
	}
	}
	char dummy[0xf9] = {0};
	hci_send_event_cmd_complete(fd, hdr->opcode, dummy, sizeof(dummy));
	return false;
}

static void* event_thread(void* arg)
{
	while (1) {
		char buf[1024] = {0};
		ssize_t buf_size = read(vhci_fd, buf, sizeof(buf));
		if (buf_size < 0)
	exit(1);
		if (buf_size > 0 && buf[0] == HCI_COMMAND_PKT) {
			if (process_command_pkt(vhci_fd, buf + 1, buf_size - 1))
				break;
		}
	}
	return NULL;
}
#define HCI_HANDLE_1 200
#define HCI_HANDLE_2 201

#define HCI_PRIMARY 0
#define HCI_OP_RESET 0x0c03

static void initialize_vhci()
{
	int hci_sock = socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI);
	if (hci_sock < 0)
	exit(1);
	vhci_fd = open("/dev/vhci", O_RDWR);
	if (vhci_fd == -1)
	exit(1);
	const int kVhciFd = 202;
	if (dup2(vhci_fd, kVhciFd) < 0)
	exit(1);
	close(vhci_fd);
	vhci_fd = kVhciFd;
	struct vhci_vendor_pkt_request vendor_pkt_req = {HCI_VENDOR_PKT, HCI_PRIMARY};
	if (write(vhci_fd, &vendor_pkt_req, sizeof(vendor_pkt_req)) != sizeof(vendor_pkt_req))
	exit(1);
	struct vhci_pkt vhci_pkt;
	if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	if (vhci_pkt.type == HCI_COMMAND_PKT && vhci_pkt.command_hdr.opcode == HCI_OP_RESET) {
		char response[1] = {0};
		hci_send_event_cmd_complete(vhci_fd, HCI_OP_RESET, response, sizeof(response));
		if (read(vhci_fd, &vhci_pkt, sizeof(vhci_pkt)) != sizeof(vhci_pkt))
	exit(1);
	}
	if (vhci_pkt.type != HCI_VENDOR_PKT)
	exit(1);
	int dev_id = vhci_pkt.vendor_pkt.id;
	pthread_t th;
	if (pthread_create(&th, NULL, event_thread, NULL))
	exit(1);
	int ret = ioctl(hci_sock, HCIDEVUP, dev_id);
	if (ret) {
		if (errno == ERFKILL) {
			rfkill_unblock_all();
			ret = ioctl(hci_sock, HCIDEVUP, dev_id);
		}
		if (ret && errno != EALREADY)
	exit(1);
	}
	struct hci_dev_req dr = {0};
	dr.dev_id = dev_id;
	dr.dev_opt = SCAN_PAGE;
	if (ioctl(hci_sock, HCISETSCAN, &dr))
	exit(1);
	struct hci_ev_conn_request request;
	memset(&request, 0, sizeof(request));
	memset(&request.bdaddr, 0xaa, 6);
	*(uint8_t*)&request.bdaddr.b[5] = 0x10;
	request.link_type = ACL_LINK;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_REQUEST, &request, sizeof(request));
	struct hci_ev_conn_complete complete;
	memset(&complete, 0, sizeof(complete));
	complete.status = 0;
	complete.handle = HCI_HANDLE_1;
	memset(&complete.bdaddr, 0xaa, 6);
	*(uint8_t*)&complete.bdaddr.b[5] = 0x10;
	complete.link_type = ACL_LINK;
	complete.encr_mode = 0;
	hci_send_event_packet(vhci_fd, HCI_EV_CONN_COMPLETE, &complete, sizeof(complete));
	struct hci_ev_remote_features features;
	memset(&features, 0, sizeof(features));
	features.status = 0;
	features.handle = HCI_HANDLE_1;
	hci_send_event_packet(vhci_fd, HCI_EV_REMOTE_FEATURES, &features, sizeof(features));
	struct {
		struct hci_ev_le_meta le_meta;
		struct hci_ev_le_conn_complete le_conn;
	} le_conn;
	memset(&le_conn, 0, sizeof(le_conn));
	le_conn.le_meta.subevent = HCI_EV_LE_CONN_COMPLETE;
	memset(&le_conn.le_conn.bdaddr, 0xaa, 6);
	*(uint8_t*)&le_conn.le_conn.bdaddr.b[5] = 0x11;
	le_conn.le_conn.role = 1;
	le_conn.le_conn.handle = HCI_HANDLE_2;
	hci_send_event_packet(vhci_fd, HCI_EV_LE_META, &le_conn, sizeof(le_conn));
	pthread_join(th, NULL);
	close(hci_sock);
}

#define XT_TABLE_SIZE 1536
#define XT_MAX_ENTRIES 10

struct xt_counters {
	uint64_t pcnt, bcnt;
};

struct ipt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_entries;
	unsigned int size;
};

struct ipt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[5];
	unsigned int underflow[5];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct ipt_table_desc {
	const char* name;
	struct ipt_getinfo info;
	struct ipt_replace replace;
};

static struct ipt_table_desc ipv4_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

static struct ipt_table_desc ipv6_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "mangle"},
    {.name = "raw"},
    {.name = "security"},
};

#define IPT_BASE_CTL 64
#define IPT_SO_SET_REPLACE (IPT_BASE_CTL)
#define IPT_SO_GET_INFO (IPT_BASE_CTL)
#define IPT_SO_GET_ENTRIES (IPT_BASE_CTL + 1)

struct arpt_getinfo {
	char name[32];
	unsigned int valid_hooks;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_entries;
	unsigned int size;
};

struct arpt_get_entries {
	char name[32];
	unsigned int size;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_replace {
	char name[32];
	unsigned int valid_hooks;
	unsigned int num_entries;
	unsigned int size;
	unsigned int hook_entry[3];
	unsigned int underflow[3];
	unsigned int num_counters;
	struct xt_counters* counters;
	uint64_t entrytable[XT_TABLE_SIZE / sizeof(uint64_t)];
};

struct arpt_table_desc {
	const char* name;
	struct arpt_getinfo info;
	struct arpt_replace replace;
};

static struct arpt_table_desc arpt_tables[] = {
    {.name = "filter"},
};

#define ARPT_BASE_CTL 96
#define ARPT_SO_SET_REPLACE (ARPT_BASE_CTL)
#define ARPT_SO_GET_INFO (ARPT_BASE_CTL)
#define ARPT_SO_GET_ENTRIES (ARPT_BASE_CTL + 1)

static void checkpoint_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct ipt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_iptables(struct ipt_table_desc* tables, int num_tables, int family, int level)
{
	int fd = socket(family, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (int i = 0; i < num_tables; i++) {
		struct ipt_table_desc* table = &tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct ipt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, level, IPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct ipt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, level, IPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, level, IPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_arptables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		strcpy(table->info.name, table->name);
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &table->info, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->info.size > sizeof(table->replace.entrytable))
	exit(1);
		if (table->info.num_entries > XT_MAX_ENTRIES)
	exit(1);
		struct arpt_get_entries entries;
		memset(&entries, 0, sizeof(entries));
		strcpy(entries.name, table->name);
		entries.size = table->info.size;
		optlen = sizeof(entries) - sizeof(entries.entrytable) + table->info.size;
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
		table->replace.valid_hooks = table->info.valid_hooks;
		table->replace.num_entries = table->info.num_entries;
		table->replace.size = table->info.size;
		memcpy(table->replace.hook_entry, table->info.hook_entry, sizeof(table->replace.hook_entry));
		memcpy(table->replace.underflow, table->info.underflow, sizeof(table->replace.underflow));
		memcpy(table->replace.entrytable, entries.entrytable, table->info.size);
	}
	close(fd);
}

static void reset_arptables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(arpt_tables) / sizeof(arpt_tables[0]); i++) {
		struct arpt_table_desc* table = &arpt_tables[i];
		if (table->info.valid_hooks == 0)
			continue;
		struct arpt_getinfo info;
		memset(&info, 0, sizeof(info));
		strcpy(info.name, table->name);
		socklen_t optlen = sizeof(info);
		if (getsockopt(fd, SOL_IP, ARPT_SO_GET_INFO, &info, &optlen))
	exit(1);
		if (memcmp(&table->info, &info, sizeof(table->info)) == 0) {
			struct arpt_get_entries entries;
			memset(&entries, 0, sizeof(entries));
			strcpy(entries.name, table->name);
			entries.size = table->info.size;
			optlen = sizeof(entries) - sizeof(entries.entrytable) + entries.size;
			if (getsockopt(fd, SOL_IP, ARPT_SO_GET_ENTRIES, &entries, &optlen))
	exit(1);
			if (memcmp(table->replace.entrytable, entries.entrytable, table->info.size) == 0)
				continue;
		} else {
		}
		struct xt_counters counters[XT_MAX_ENTRIES];
		table->replace.num_counters = info.num_entries;
		table->replace.counters = counters;
		optlen = sizeof(table->replace) - sizeof(table->replace.entrytable) + table->replace.size;
		if (setsockopt(fd, SOL_IP, ARPT_SO_SET_REPLACE, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

#define NF_BR_NUMHOOKS 6
#define EBT_TABLE_MAXNAMELEN 32
#define EBT_CHAIN_MAXNAMELEN 32
#define EBT_BASE_CTL 128
#define EBT_SO_SET_ENTRIES (EBT_BASE_CTL)
#define EBT_SO_GET_INFO (EBT_BASE_CTL)
#define EBT_SO_GET_ENTRIES (EBT_SO_GET_INFO + 1)
#define EBT_SO_GET_INIT_INFO (EBT_SO_GET_ENTRIES + 1)
#define EBT_SO_GET_INIT_ENTRIES (EBT_SO_GET_INIT_INFO + 1)

struct ebt_replace {
	char name[EBT_TABLE_MAXNAMELEN];
	unsigned int valid_hooks;
	unsigned int nentries;
	unsigned int entries_size;
	struct ebt_entries* hook_entry[NF_BR_NUMHOOKS];
	unsigned int num_counters;
	struct ebt_counter* counters;
	char* entries;
};

struct ebt_entries {
	unsigned int distinguisher;
	char name[EBT_CHAIN_MAXNAMELEN];
	unsigned int counter_offset;
	int policy;
	unsigned int nentries;
	char data[0] __attribute__((aligned(__alignof__(struct ebt_replace))));
};

struct ebt_table_desc {
	const char* name;
	struct ebt_replace replace;
	char entrytable[XT_TABLE_SIZE];
};

static struct ebt_table_desc ebt_tables[] = {
    {.name = "filter"},
    {.name = "nat"},
    {.name = "broute"},
};

static void checkpoint_ebtables(void)
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (size_t i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		strcpy(table->replace.name, table->name);
		socklen_t optlen = sizeof(table->replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_INFO, &table->replace, &optlen)) {
			switch (errno) {
			case EPERM:
			case ENOENT:
			case ENOPROTOOPT:
				continue;
			}
	exit(1);
		}
		if (table->replace.entries_size > sizeof(table->entrytable))
	exit(1);
		table->replace.num_counters = 0;
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INIT_ENTRIES, &table->replace, &optlen))
	exit(1);
	}
	close(fd);
}

static void reset_ebtables()
{
	int fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
	if (fd == -1) {
		switch (errno) {
		case EAFNOSUPPORT:
		case ENOPROTOOPT:
		case ENOENT:
			return;
		}
	exit(1);
	}
	for (unsigned i = 0; i < sizeof(ebt_tables) / sizeof(ebt_tables[0]); i++) {
		struct ebt_table_desc* table = &ebt_tables[i];
		if (table->replace.valid_hooks == 0)
			continue;
		struct ebt_replace replace;
		memset(&replace, 0, sizeof(replace));
		strcpy(replace.name, table->name);
		socklen_t optlen = sizeof(replace);
		if (getsockopt(fd, SOL_IP, EBT_SO_GET_INFO, &replace, &optlen))
	exit(1);
		replace.num_counters = 0;
		table->replace.entries = 0;
		for (unsigned h = 0; h < NF_BR_NUMHOOKS; h++)
			table->replace.hook_entry[h] = 0;
		if (memcmp(&table->replace, &replace, sizeof(table->replace)) == 0) {
			char entrytable[XT_TABLE_SIZE];
			memset(&entrytable, 0, sizeof(entrytable));
			replace.entries = entrytable;
			optlen = sizeof(replace) + replace.entries_size;
			if (getsockopt(fd, SOL_IP, EBT_SO_GET_ENTRIES, &replace, &optlen))
	exit(1);
			if (memcmp(table->entrytable, entrytable, replace.entries_size) == 0)
				continue;
		}
		for (unsigned j = 0, h = 0; h < NF_BR_NUMHOOKS; h++) {
			if (table->replace.valid_hooks & (1 << h)) {
				table->replace.hook_entry[h] = (struct ebt_entries*)table->entrytable + j;
				j++;
			}
		}
		table->replace.entries = table->entrytable;
		optlen = sizeof(table->replace) + table->replace.entries_size;
		if (setsockopt(fd, SOL_IP, EBT_SO_SET_ENTRIES, &table->replace, optlen))
	exit(1);
	}
	close(fd);
}

static void checkpoint_net_namespace(void)
{
	checkpoint_ebtables();
	checkpoint_arptables();
	checkpoint_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	checkpoint_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void reset_net_namespace(void)
{
	reset_ebtables();
	reset_arptables();
	reset_iptables(ipv4_tables, sizeof(ipv4_tables) / sizeof(ipv4_tables[0]), AF_INET, SOL_IP);
	reset_iptables(ipv6_tables, sizeof(ipv6_tables) / sizeof(ipv6_tables[0]), AF_INET6, SOL_IPV6);
}

static void mount_cgroups(const char* dir, const char** controllers, int count)
{
	if (mkdir(dir, 0777)) {
		return;
	}
	char enabled[128] = {0};
	int i = 0;
	for (; i < count; i++) {
		if (mount("none", dir, "cgroup", 0, controllers[i])) {
			continue;
		}
		umount(dir);
		strcat(enabled, ",");
		strcat(enabled, controllers[i]);
	}
	if (enabled[0] == 0) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
		return;
	}
	if (mount("none", dir, "cgroup", 0, enabled + 1)) {
		if (rmdir(dir) && errno != EBUSY)
	exit(1);
	}
	if (chmod(dir, 0777)) {
	}
}

static void mount_cgroups2(const char** controllers, int count)
{
	if (mkdir("/syzcgroup/unified", 0777)) {
		return;
	}
	if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) {
		if (rmdir("/syzcgroup/unified") && errno != EBUSY)
	exit(1);
		return;
	}
	if (chmod("/syzcgroup/unified", 0777)) {
	}
	int control = open("/syzcgroup/unified/cgroup.subtree_control", O_WRONLY);
	if (control == -1)
		return;
	int i;
	for (i = 0; i < count; i++)
		if (write(control, controllers[i], strlen(controllers[i])) < 0) {
		}
	close(control);
}

static void setup_cgroups()
{
	const char* unified_controllers[] = {"+cpu", "+io", "+pids"};
	const char* net_controllers[] = {"net", "net_prio", "devices", "blkio", "freezer"};
	const char* cpu_controllers[] = {"cpuset", "cpuacct", "hugetlb", "rlimit", "memory"};
	if (mkdir("/syzcgroup", 0777)) {
		return;
	}
	mount_cgroups2(unified_controllers, sizeof(unified_controllers) / sizeof(unified_controllers[0]));
	mount_cgroups("/syzcgroup/net", net_controllers, sizeof(net_controllers) / sizeof(net_controllers[0]));
	mount_cgroups("/syzcgroup/cpu", cpu_controllers, sizeof(cpu_controllers) / sizeof(cpu_controllers[0]));
	write_file("/syzcgroup/cpu/cgroup.clone_children", "1");
	write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1");
}

static void setup_cgroups_loop()
{
	int pid = getpid();
	char file[128];
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/pids.max", cgroupdir);
	write_file(file, "32");
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
	snprintf(file, sizeof(file), "%s/memory.soft_limit_in_bytes", cgroupdir);
	write_file(file, "%d", 299 << 20);
	snprintf(file, sizeof(file), "%s/memory.limit_in_bytes", cgroupdir);
	write_file(file, "%d", 300 << 20);
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (mkdir(cgroupdir, 0777)) {
	}
	snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir);
	write_file(file, "%d", pid);
}

static void setup_cgroups_test()
{
	char cgroupdir[64];
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.cpu")) {
	}
	snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid);
	if (symlink(cgroupdir, "./cgroup.net")) {
	}
}

static void initialize_cgroups()
{
	if (mkdir("./syz-tmp/newroot/syzcgroup", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/unified", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/cpu", 0700))
	exit(1);
	if (mkdir("./syz-tmp/newroot/syzcgroup/net", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/syzcgroup/unified", "./syz-tmp/newroot/syzcgroup/unified", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/cpu", "./syz-tmp/newroot/syzcgroup/cpu", NULL, bind_mount_flags, NULL)) {
	}
	if (mount("/syzcgroup/net", "./syz-tmp/newroot/syzcgroup/net", NULL, bind_mount_flags, NULL)) {
	}
}

static void setup_gadgetfs();
static void setup_binderfs();
static void setup_fusectl();
static void sandbox_common_mount_tmpfs(void)
{
	write_file("/proc/sys/fs/mount-max", "100000");
	if (mkdir("./syz-tmp", 0777))
	exit(1);
	if (mount("", "./syz-tmp", "tmpfs", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot", 0777))
	exit(1);
	if (mkdir("./syz-tmp/newroot/dev", 0700))
	exit(1);
	unsigned bind_mount_flags = MS_BIND | MS_REC | MS_PRIVATE;
	if (mount("/dev", "./syz-tmp/newroot/dev", NULL, bind_mount_flags, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/proc", 0700))
	exit(1);
	if (mount("syz-proc", "./syz-tmp/newroot/proc", "proc", 0, NULL))
	exit(1);
	if (mkdir("./syz-tmp/newroot/selinux", 0700))
	exit(1);
	const char* selinux_path = "./syz-tmp/newroot/selinux";
	if (mount("/selinux", selinux_path, NULL, bind_mount_flags, NULL)) {
		if (errno != ENOENT)
	exit(1);
		if (mount("/sys/fs/selinux", selinux_path, NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	}
	if (mkdir("./syz-tmp/newroot/sys", 0700))
	exit(1);
	if (mount("/sys", "./syz-tmp/newroot/sys", 0, bind_mount_flags, NULL))
	exit(1);
	if (mount("/sys/kernel/debug", "./syz-tmp/newroot/sys/kernel/debug", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/sys/fs/smackfs", "./syz-tmp/newroot/sys/fs/smackfs", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mount("/proc/sys/fs/binfmt_misc", "./syz-tmp/newroot/proc/sys/fs/binfmt_misc", NULL, bind_mount_flags, NULL) && errno != ENOENT)
	exit(1);
	if (mkdir("./syz-tmp/newroot/syz-inputs", 0700))
	exit(1);
	if (mount("/syz-inputs", "./syz-tmp/newroot/syz-inputs", NULL, bind_mount_flags | MS_RDONLY, NULL) && errno != ENOENT)
	exit(1);
	initialize_cgroups();
	if (mkdir("./syz-tmp/pivot", 0777))
	exit(1);
	if (syscall(SYS_pivot_root, "./syz-tmp", "./syz-tmp/pivot")) {
		if (chdir("./syz-tmp"))
	exit(1);
	} else {
		if (chdir("/"))
	exit(1);
		if (umount2("./pivot", MNT_DETACH))
	exit(1);
	}
	if (chroot("./newroot"))
	exit(1);
	if (chdir("/"))
	exit(1);
	setup_gadgetfs();
	setup_binderfs();
	setup_fusectl();
}

static void setup_gadgetfs()
{
	if (mkdir("/dev/gadgetfs", 0777)) {
	}
	if (mount("gadgetfs", "/dev/gadgetfs", "gadgetfs", 0, NULL)) {
	}
}

static void setup_fusectl()
{
	if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) {
	}
}

static void setup_binderfs()
{
	if (mkdir("/dev/binderfs", 0777)) {
	}
	if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) {
	}
}

static void loop();

static void sandbox_common()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	if (getppid() == 1)
	exit(1);
	struct rlimit rlim;
	rlim.rlim_cur = rlim.rlim_max = (200 << 20);
	setrlimit(RLIMIT_AS, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 32 << 20;
	setrlimit(RLIMIT_MEMLOCK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 136 << 20;
	setrlimit(RLIMIT_FSIZE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 1 << 20;
	setrlimit(RLIMIT_STACK, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 128 << 20;
	setrlimit(RLIMIT_CORE, &rlim);
	rlim.rlim_cur = rlim.rlim_max = 256;
	setrlimit(RLIMIT_NOFILE, &rlim);
	if (unshare(CLONE_NEWNS)) {
	}
	if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) {
	}
	if (unshare(CLONE_NEWIPC)) {
	}
	if (unshare(0x02000000)) {
	}
	if (unshare(CLONE_NEWUTS)) {
	}
	if (unshare(CLONE_SYSVSEM)) {
	}
	typedef struct {
		const char* name;
		const char* value;
	} sysctl_t;
	static const sysctl_t sysctls[] = {
	    {"/proc/sys/kernel/shmmax", "16777216"},
	    {"/proc/sys/kernel/shmall", "536870912"},
	    {"/proc/sys/kernel/shmmni", "1024"},
	    {"/proc/sys/kernel/msgmax", "8192"},
	    {"/proc/sys/kernel/msgmni", "1024"},
	    {"/proc/sys/kernel/msgmnb", "1024"},
	    {"/proc/sys/kernel/sem", "1024 1048576 500 1024"},
	};
	unsigned i;
	for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++)
		write_file(sysctls[i].name, sysctls[i].value);
}

static int wait_for_loop(int pid)
{
	if (pid < 0)
	exit(1);
	int status = 0;
	while (waitpid(-1, &status, __WALL) != pid) {
	}
	return WEXITSTATUS(status);
}

static void drop_caps(void)
{
	struct __user_cap_header_struct cap_hdr = {};
	struct __user_cap_data_struct cap_data[2] = {};
	cap_hdr.version = _LINUX_CAPABILITY_VERSION_3;
	cap_hdr.pid = getpid();
	if (syscall(SYS_capget, &cap_hdr, &cap_data))
	exit(1);
	const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE);
	cap_data[0].effective &= ~drop;
	cap_data[0].permitted &= ~drop;
	cap_data[0].inheritable &= ~drop;
	if (syscall(SYS_capset, &cap_hdr, &cap_data))
	exit(1);
}

static int do_sandbox_none(void)
{
	if (unshare(CLONE_NEWPID)) {
	}
	int pid = fork();
	if (pid != 0)
		return wait_for_loop(pid);
	initialize_vhci();
	sandbox_common();
	drop_caps();
	initialize_netdevices_init();
	if (unshare(CLONE_NEWNET)) {
	}
	write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535");
	initialize_tun();
	initialize_netdevices();
	initialize_wifi_devices();
	sandbox_common_mount_tmpfs();
	loop();
	exit(1);
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
	int iter = 0;
	DIR* dp = 0;
	const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
		while (umount2(dir, umount_flags) == 0) {
		}
	dp = opendir(dir);
	if (dp == NULL) {
		if (errno == EMFILE) {
	exit(1);
		}
	exit(1);
	}
	struct dirent* ep = 0;
	while ((ep = readdir(dp))) {
		if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
			continue;
		char filename[FILENAME_MAX];
		snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
			while (umount2(filename, umount_flags) == 0) {
			}
		struct stat st;
		if (lstat(filename, &st))
	exit(1);
		if (S_ISDIR(st.st_mode)) {
			remove_dir(filename);
			continue;
		}
		int i;
		for (i = 0;; i++) {
			if (unlink(filename) == 0)
				break;
			if (errno == EPERM) {
				int fd = open(filename, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno != EBUSY || i > 100)
	exit(1);
				if (umount2(filename, umount_flags))
	exit(1);
		}
	}
	closedir(dp);
	for (int i = 0;; i++) {
		if (rmdir(dir) == 0)
			break;
		if (i < 100) {
			if (errno == EPERM) {
				int fd = open(dir, O_RDONLY);
				if (fd != -1) {
					long flags = 0;
					if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
					}
					close(fd);
					continue;
				}
			}
			if (errno == EROFS) {
				break;
			}
			if (errno == EBUSY) {
					if (umount2(dir, umount_flags))
	exit(1);
				continue;
			}
			if (errno == ENOTEMPTY) {
				if (iter < 100) {
					iter++;
					goto retry;
				}
			}
		}
	exit(1);
	}
}

static void kill_and_wait(int pid, int* status)
{
	kill(-pid, SIGKILL);
	kill(pid, SIGKILL);
	for (int i = 0; i < 100; i++) {
		if (waitpid(-1, status, WNOHANG | __WALL) == pid)
			return;
		usleep(1000);
	}
	DIR* dir = opendir("/sys/fs/fuse/connections");
	if (dir) {
		for (;;) {
			struct dirent* ent = readdir(dir);
			if (!ent)
				break;
			if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
				continue;
			char abort[300];
			snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name);
			int fd = open(abort, O_WRONLY);
			if (fd == -1) {
				continue;
			}
			if (write(fd, abort, 1) < 0) {
			}
			close(fd);
		}
		closedir(dir);
	} else {
	}
	while (waitpid(-1, status, __WALL) != pid) {
	}
}

static void setup_loop()
{
	setup_cgroups_loop();
	checkpoint_net_namespace();
}

static void reset_loop()
{
	reset_net_namespace();
}

static void setup_test()
{
	prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
	setpgrp();
	setup_cgroups_test();
	write_file("/proc/self/oom_score_adj", "1000");
	flush_tun();
	if (symlink("/dev/binderfs", "./binderfs")) {
	}
}

static void close_fds()
{
	for (int fd = 3; fd < MAX_FDS; fd++)
		close(fd);
}

static const char* setup_binfmt_misc()
{
	if (mount(0, "/proc/sys/fs/binfmt_misc", "binfmt_misc", 0, 0) && errno != EBUSY) {
		return NULL;
	}
	if (!write_file("/proc/sys/fs/binfmt_misc/register", ":syz0:M:0:\x01::./file0:") ||
	    !write_file("/proc/sys/fs/binfmt_misc/register", ":syz1:M:1:\x02::./file0:POC"))
		return "write(/proc/sys/fs/binfmt_misc/register) failed";
	return NULL;
}

static const char* setup_usb()
{
	if (chmod("/dev/raw-gadget", 0666))
		return "failed to chmod /dev/raw-gadget";
	return NULL;
}

static void setup_sysctl()
{
	int cad_pid = fork();
	if (cad_pid < 0)
	exit(1);
	if (cad_pid == 0) {
		for (;;)
			sleep(100);
	}
	char tmppid[32];
	snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
	struct {
		const char* name;
		const char* data;
	} files[] = {
	    {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
	    {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
	    {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
	    {"/proc/sys/net/core/bpf_jit_harden", "0"},
	    {"/proc/sys/kernel/kptr_restrict", "0"},
	    {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
	    {"/proc/sys/fs/mount-max", "100"},
	    {"/proc/sys/vm/oom_dump_tasks", "0"},
	    {"/proc/sys/debug/exception-trace", "0"},
	    {"/proc/sys/kernel/printk", "7 4 1 3"},
	    {"/proc/sys/kernel/keys/gc_delay", "1"},
	    {"/proc/sys/vm/oom_kill_allocating_task", "1"},
	    {"/proc/sys/kernel/ctrl-alt-del", "0"},
	    {"/proc/sys/kernel/cad_pid", tmppid},
	};
	for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
		if (!write_file(files[i].name, files[i].data)) {
		}
	}
	kill(cad_pid, SIGKILL);
	while (waitpid(cad_pid, NULL, 0) != cad_pid)
		;
}

#define NL802154_CMD_SET_SHORT_ADDR 11
#define NL802154_ATTR_IFINDEX 3
#define NL802154_ATTR_SHORT_ADDR 10

static const char* setup_802154()
{
	const char* error = NULL;
	int sock_generic = -1;
	int sock_route = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
	if (sock_route == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) failed";
		goto fail;
	}
	sock_generic = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
	if (sock_generic == -1) {
		error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) failed";
		goto fail;
	}
	{
		int nl802154_family_id = netlink_query_family_id(&nlmsg, sock_generic, "nl802154", true);
		if (nl802154_family_id < 0) {
			error = "netlink_query_family_id failed";
			goto fail;
		}
		for (int i = 0; i < 2; i++) {
			char devname[] = "wpan0";
			devname[strlen(devname) - 1] += i;
			uint64_t hwaddr = 0xaaaaaaaaaaaa0002 + (i << 8);
			uint16_t shortaddr = 0xaaa0 + i;
			int ifindex = if_nametoindex(devname);
			struct genlmsghdr genlhdr;
			memset(&genlhdr, 0, sizeof(genlhdr));
			genlhdr.cmd = NL802154_CMD_SET_SHORT_ADDR;
			netlink_init(&nlmsg, nl802154_family_id, 0, &genlhdr, sizeof(genlhdr));
			netlink_attr(&nlmsg, NL802154_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
			netlink_attr(&nlmsg, NL802154_ATTR_SHORT_ADDR, &shortaddr, sizeof(shortaddr));
			if (netlink_send(&nlmsg, sock_generic) < 0) {
				error = "NL802154_CMD_SET_SHORT_ADDR failed";
				goto fail;
			}
			netlink_device_change(&nlmsg, sock_route, devname, true, 0, &hwaddr, sizeof(hwaddr), 0);
			if (i == 0) {
				netlink_add_device_impl(&nlmsg, "lowpan", "lowpan0", false);
				netlink_done(&nlmsg);
				netlink_attr(&nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
				if (netlink_send(&nlmsg, sock_route) < 0) {
					error = "netlink: adding device lowpan0 type lowpan link wpan0";
					goto fail;
				}
			}
		}
	}
fail:
	close(sock_route);
	close(sock_generic);
	return error;
}

#define SWAP_FILE "./swap-file"
#define SWAP_FILE_SIZE (128 * 1000 * 1000)

static const char* setup_swap()
{
	swapoff(SWAP_FILE);
	unlink(SWAP_FILE);
	int fd = open(SWAP_FILE, O_CREAT | O_WRONLY | O_CLOEXEC, 0600);
	if (fd == -1)
		return "swap file open failed";
	fallocate(fd, FALLOC_FL_ZERO_RANGE, 0, SWAP_FILE_SIZE);
	close(fd);
	char cmdline[64];
	sprintf(cmdline, "mkswap %s", SWAP_FILE);
	if (runcmdline(cmdline))
		return "mkswap failed";
	if (swapon(SWAP_FILE, SWAP_FLAG_PREFER) == 1)
		return "swapon failed";
	return NULL;
}

struct thread_t {
	int created, call;
	event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
	struct thread_t* th = (struct thread_t*)arg;
	for (;;) {
		event_wait(&th->ready);
		event_reset(&th->ready);
		execute_call(th->call);
		__atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
		event_set(&th->done);
	}
	return 0;
}

static void execute_one(void)
{
	if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
	}
	int i, call, thread;
	for (call = 0; call < 1; call++) {
		for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) {
			struct thread_t* th = &threads[thread];
			if (!th->created) {
				th->created = 1;
				event_init(&th->ready);
				event_init(&th->done);
				event_set(&th->done);
				thread_start(thr, th);
			}
			if (!event_isset(&th->done))
				continue;
			event_reset(&th->done);
			th->call = call;
			__atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
			event_set(&th->ready);
			event_timedwait(&th->done, 50);
			break;
		}
	}
	for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
		sleep_ms(1);
	close_fds();
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
	setup_loop();
	int iter = 0;
	for (;; iter++) {
		char cwdbuf[32];
		sprintf(cwdbuf, "./%d", iter);
		if (mkdir(cwdbuf, 0777))
	exit(1);
		reset_loop();
		int pid = fork();
		if (pid < 0)
	exit(1);
		if (pid == 0) {
			if (chdir(cwdbuf))
	exit(1);
			setup_test();
			execute_one();
			exit(0);
		}
		int status = 0;
		uint64_t start = current_time_ms();
		for (;;) {
			sleep_ms(10);
			if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
				break;
			if (current_time_ms() - start < 5000)
				continue;
			kill_and_wait(pid, &status);
			break;
		}
		remove_dir(cwdbuf);
	}
}

void execute_call(int call)
{
		switch (call) {
	case 0:
//  socket$kcm arguments: [
//    domain: const = 0x2c (8 bytes)
//    type: kcm_socket_type = 0x3 (8 bytes)
//    proto: const = 0x0 (4 bytes)
//  ]
//  returns sock_kcm
		syscall(__NR_socket, /*domain=*/0x2cul, /*type=SOCK_DGRAM|0x1*/3ul, /*proto=*/0);
		break;
	}

}
int main(void)
{
		syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul);
	setup_sysctl();
	setup_cgroups();
	const char* reason;
	(void)reason;
	if ((reason = setup_binfmt_misc()))
		printf("the reproducer may not work as expected: binfmt_misc setup failed: %s\n", reason);
	if ((reason = setup_usb()))
		printf("the reproducer may not work as expected: USB injection setup failed: %s\n", reason);
	if ((reason = setup_802154()))
		printf("the reproducer may not work as expected: 802154 injection setup failed: %s\n", reason);
	if ((reason = setup_swap()))
		printf("the reproducer may not work as expected: swap setup failed: %s\n", reason);
	install_segv_handler();
	for (procid = 0; procid < 3; procid++) {
		if (fork() == 0) {
			use_temporary_dir();
			do_sandbox_none();
		}
	}
	sleep(1000000);
	return 0;
}


compiler invocation: gcc [-o /tmp/syz-executor86937819 -DGOOS_linux=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -fpermissive -w]
2025/08/06 20:08:31 start reproducing 'WARNING in xsk_create (full)'
2025/08/06 20:08:31 "WARNING in xsk_create": saved crash log into 1754510911.crash.log
2025/08/06 20:08:51 runner 6 connected
2025/08/06 20:09:08 runner 8 connected
2025/08/06 20:09:13 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 20:09:27 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:09:38 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:09:49 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:10:00 attempt #0 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:10:02 runner 5 connected
2025/08/06 20:10:28 runner 6 connected
2025/08/06 20:10:40 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:10:45 runner 7 connected
2025/08/06 20:10:47 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:11:29 runner 4 connected
2025/08/06 20:11:42 base crash: lost connection to test machine
2025/08/06 20:11:50 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:11:54 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:11:55 attempt #1 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:12:06 reproducing crash 'no output/lost connection': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:12:39 runner 5 connected
2025/08/06 20:12:39 runner 3 connected
2025/08/06 20:12:45 STAT {
  "buffer too small": 0,
  "candidate triage jobs": 0,
  "candidates": 0,
  "comps overflows": 18,
  "corpus": 9597,
  "corpus [files]": 479,
  "corpus [symbols]": 477,
  "cover overflows": 12645,
  "coverage": 71064,
  "distributor delayed": 20989,
  "distributor undelayed": 20988,
  "distributor violated": 943,
  "exec candidate": 22555,
  "exec collide": 40569,
  "exec fuzz": 76620,
  "exec gen": 4010,
  "exec hints": 9035,
  "exec inject": 0,
  "exec minimize": 2384,
  "exec retries": 202,
  "exec seeds": 189,
  "exec smash": 1696,
  "exec total [base]": 224301,
  "exec total [new]": 228084,
  "exec triage": 31906,
  "executor restarts": 1367,
  "fault jobs": 0,
  "fuzzer jobs": 1,
  "fuzzing VMs [base]": 2,
  "fuzzing VMs [new]": 3,
  "hints jobs": 0,
  "max signal": 74634,
  "minimize: array": 0,
  "minimize: buffer": 0,
  "minimize: call": 1304,
  "minimize: filename": 0,
  "minimize: integer": 0,
  "minimize: pointer": 0,
  "minimize: props": 0,
  "minimize: resource": 0,
  "modules [base]": 1,
  "modules [new]": 1,
  "new inputs": 10295,
  "no exec duration": 15781221000000,
  "no exec requests": 48753,
  "pending": 234,
  "prog exec time": 329,
  "reproducing": 3,
  "rpc recv": 13425757680,
  "rpc sent": 1574122256,
  "signal": 70125,
  "smash jobs": 0,
  "triage jobs": 1,
  "vm output": 26394403,
  "vm restarts [base]": 40,
  "vm restarts [new]": 361
}
2025/08/06 20:13:25 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:13:48 attempt #2 to run "WARNING in xsk_create" on base: did not crash
2025/08/06 20:13:48 patched-only: WARNING in xsk_create
2025/08/06 20:13:48 scheduled a reproduction of 'WARNING in xsk_create (full)'
2025/08/06 20:14:13 base crash: lost connection to test machine
2025/08/06 20:14:18 patched crashed: lost connection to test machine [need repro = false]
2025/08/06 20:14:37 new: boot error: can't ssh into the instance
2025/08/06 20:14:45 runner 0 connected
2025/08/06 20:14:55 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:15:06 runner 6 connected
2025/08/06 20:15:09 runner 2 connected
2025/08/06 20:15:24 new: boot error: can't ssh into the instance
2025/08/06 20:15:25 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:15:36 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:16:12 patched crashed: WARNING in xsk_create [need repro = false]
2025/08/06 20:16:22 runner 5 connected
2025/08/06 20:16:33 runner 6 connected
2025/08/06 20:16:34 base crash: lost connection to test machine
2025/08/06 20:16:48 reproducing crash 'WARNING in corrupted': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:16:52 new: boot error: can't ssh into the instance
2025/08/06 20:17:31 runner 3 connected
2025/08/06 20:17:42 bug reporting terminated
2025/08/06 20:17:42 status reporting terminated
2025/08/06 20:17:42 repro finished 'WARNING in xsk_create (full)', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 20:17:42 repro finished 'WARNING in corrupted', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 20:17:42 syz-diff (base): kernel context loop terminated
2025/08/06 20:18:04 reproducing crash 'WARNING in xsk_create': failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f net/xdp/xsk.c]: fork/exec scripts/get_maintainer.pl: no such file or directory
2025/08/06 20:18:04 repro finished 'WARNING in xsk_create', repro=false crepro=false desc='' hub=false from_dashboard=false
2025/08/06 20:26:17 syz-diff (new): kernel context loop terminated
2025/08/06 20:26:17 diff fuzzing terminated
2025/08/06 20:26:17 fuzzing is finished
2025/08/06 20:26:17 status at the end:
Title                                         On-Base    On-Patched
WARNING in xsk_create                                    300 crashes[reproduced]
INFO: rcu detected stall in corrupted                    1 crashes
INFO: rcu detected stall in perf_event_open   1 crashes  2 crashes
INFO: rcu detected stall in smp_call_function            1 crashes
INFO: rcu detected stall in sock_alloc_file              1 crashes
WARNING in __perf_event_overflow              1 crashes  1 crashes[reproduced]
WARNING in corrupted                                     7 crashes
lost connection to test machine               30 crashes 42 crashes
no output from test machine                              1 crashes