Warning: Permanently added '[localhost]:34023' (ED25519) to the list of known hosts. 2026/03/30 23:24:41 parsed 1 programs syzkaller login: [ 62.490133][ T5813] cgroup: Unknown subsys name 'net' [ 62.581960][ T5813] cgroup: Unknown subsys name 'cpuset' [ 62.586870][ T5813] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 64.785676][ T5813] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 67.037101][ T5827] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 67.055593][ T5827] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 67.058951][ T5827] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 67.062520][ T5827] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 67.066564][ T5827] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 67.159557][ T5824] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 68.918959][ T5871] chnl_net:caif_netlink_parms(): no params data found [ 69.046248][ T33] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.049143][ T33] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.136897][ T5871] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.140179][ T5871] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.142322][ T5871] bridge_slave_0: entered allmulticast mode [ 69.144975][ T5871] bridge_slave_0: entered promiscuous mode [ 69.156794][ T5871] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.157743][ T1094] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.158962][ T5871] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.164683][ T5871] bridge_slave_1: entered allmulticast mode [ 69.165357][ T1094] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.168064][ T5871] bridge_slave_1: entered promiscuous mode [ 69.196625][ T5871] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.202802][ T5871] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.229491][ T5871] team0: Port device team_slave_0 added [ 69.232805][ T5871] team0: Port device team_slave_1 added [ 69.304594][ T5871] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.321636][ T5871] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 69.350711][ T5871] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.368605][ T5871] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.370658][ T5871] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 69.378833][ T5871] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.627209][ T5871] hsr_slave_0: entered promiscuous mode [ 69.630422][ T5871] hsr_slave_1: entered promiscuous mode [ 70.121697][ T5871] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 70.132609][ T5871] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 70.145762][ T5871] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 70.155924][ T5871] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 70.273241][ T5871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 70.295067][ T5871] 8021q: adding VLAN 0 to HW filter on device team0 [ 70.322213][ T64] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.325077][ T64] bridge0: port 1(bridge_slave_0) entered forwarding state [ 70.361406][ T64] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.364128][ T64] bridge0: port 2(bridge_slave_1) entered forwarding state [ 70.514613][ T5871] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 70.542740][ T5871] veth0_vlan: entered promiscuous mode [ 70.549419][ T5871] veth1_vlan: entered promiscuous mode [ 70.569167][ T5871] veth0_macvtap: entered promiscuous mode [ 70.574092][ T5871] veth1_macvtap: entered promiscuous mode [ 70.587363][ T5871] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.598769][ T5871] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.611223][ T12] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.614643][ T12] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.624868][ T12] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.629577][ T12] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/30 23:24:51 executed programs: 0 [ 70.776110][ T5198] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 70.812016][ T5198] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 70.816698][ T5198] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 70.823333][ T5198] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 70.829536][ T5198] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 70.859180][ T55] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 70.872871][ T55] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 70.877980][ T55] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 70.881737][ T55] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 70.886077][ T5933] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 70.890224][ T5929] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 70.892850][ T5929] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 70.895802][ T5933] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 70.915732][ T5929] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 70.919194][ T5933] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 71.154148][ T5924] chnl_net:caif_netlink_parms(): no params data found [ 71.180437][ T5927] chnl_net:caif_netlink_parms(): no params data found [ 71.266968][ T5896] netdevsim netdevsim2 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.347700][ T5924] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.350797][ T5924] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.353716][ T5924] bridge_slave_0: entered allmulticast mode [ 71.357791][ T5924] bridge_slave_0: entered promiscuous mode [ 71.379951][ T5896] netdevsim netdevsim2 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.400698][ T5924] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.403690][ T5924] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.406996][ T5924] bridge_slave_1: entered allmulticast mode [ 71.410904][ T5924] bridge_slave_1: entered promiscuous mode [ 71.418524][ T5928] chnl_net:caif_netlink_parms(): no params data found [ 71.457100][ T5927] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.459268][ T5927] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.461426][ T5927] bridge_slave_0: entered allmulticast mode [ 71.464133][ T5927] bridge_slave_0: entered promiscuous mode [ 71.467750][ T5927] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.469916][ T5927] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.472096][ T5927] bridge_slave_1: entered allmulticast mode [ 71.475046][ T5927] bridge_slave_1: entered promiscuous mode [ 71.507121][ T5924] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.518145][ T5924] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.554510][ T5927] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.561192][ T5927] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.623697][ T5924] team0: Port device team_slave_0 added [ 71.629328][ T5927] team0: Port device team_slave_0 added [ 71.642915][ T5924] team0: Port device team_slave_1 added [ 71.648312][ T5927] team0: Port device team_slave_1 added [ 71.658855][ T5928] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.661630][ T5928] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.664582][ T5928] bridge_slave_0: entered allmulticast mode [ 71.668767][ T5928] bridge_slave_0: entered promiscuous mode [ 71.707766][ T5927] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.710409][ T5927] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 71.720826][ T5927] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.726527][ T5928] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.729534][ T5928] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.732538][ T5928] bridge_slave_1: entered allmulticast mode [ 71.736729][ T5928] bridge_slave_1: entered promiscuous mode [ 71.754455][ T5924] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.757397][ T5924] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 71.767425][ T5924] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.774020][ T5924] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.777116][ T5924] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 71.787564][ T5924] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.793088][ T5927] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.796887][ T5927] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 71.806899][ T5927] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.840159][ T5928] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.862894][ T5928] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.927837][ T5924] hsr_slave_0: entered promiscuous mode [ 71.930918][ T5924] hsr_slave_1: entered promiscuous mode [ 71.933694][ T5924] debugfs: 'hsr0' already exists in 'hsr' [ 71.936608][ T5924] Cannot create hsr debugfs directory [ 71.943938][ T5927] hsr_slave_0: entered promiscuous mode [ 71.947189][ T5927] hsr_slave_1: entered promiscuous mode [ 71.950009][ T5927] debugfs: 'hsr0' already exists in 'hsr' [ 71.952223][ T5927] Cannot create hsr debugfs directory [ 71.958234][ T5928] team0: Port device team_slave_0 added [ 71.979516][ T5928] team0: Port device team_slave_1 added [ 72.043116][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 72.046127][ T5928] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 72.056721][ T5928] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 72.086685][ T5928] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 72.089291][ T5928] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem. [ 72.099580][ T5928] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 72.203474][ T5928] hsr_slave_0: entered promiscuous mode [ 72.206690][ T5928] hsr_slave_1: entered promiscuous mode [ 72.209457][ T5928] debugfs: 'hsr0' already exists in 'hsr' [ 72.211643][ T5928] Cannot create hsr debugfs directory [ 72.651401][ T5896] netdevsim netdevsim2 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 72.906407][ T5827] Bluetooth: hci0: command tx timeout [ 72.986405][ T5933] Bluetooth: hci1: command tx timeout [ 72.988867][ T5827] Bluetooth: hci2: command tx timeout [ 74.561099][ T5896] netdevsim netdevsim2 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.697258][ T5896] bridge_slave_1: left allmulticast mode [ 74.699040][ T5896] bridge_slave_1: left promiscuous mode [ 74.701522][ T5896] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.718067][ T5896] bridge_slave_0: left allmulticast mode [ 74.719970][ T5896] bridge_slave_0: left promiscuous mode [ 74.721743][ T5896] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.871366][ T5896] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 74.877311][ T5896] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 74.880785][ T5896] bond0 (unregistering): Released all slaves [ 74.988710][ T5827] Bluetooth: hci0: command tx timeout [ 75.014090][ T5896] hsr_slave_0: left promiscuous mode [ 75.017597][ T5896] hsr_slave_1: left promiscuous mode [ 75.020133][ T5896] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.022538][ T5896] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.026960][ T5896] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.029287][ T5896] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.038189][ T5896] veth1_macvtap: left promiscuous mode [ 75.040231][ T5896] veth0_macvtap: left promiscuous mode [ 75.041952][ T5896] veth1_vlan: left promiscuous mode [ 75.044108][ T5896] veth0_vlan: left promiscuous mode [ 75.067441][ T5933] Bluetooth: hci1: command tx timeout [ 75.069558][ T5827] Bluetooth: hci2: command tx timeout [ 75.212449][ T5896] team0 (unregistering): Port device team_slave_1 removed [ 75.220553][ T5896] team0 (unregistering): Port device team_slave_0 removed [ 75.471918][ T5927] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 75.502557][ T5927] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 75.521392][ T5927] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 75.533122][ T5927] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 75.600339][ T5924] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.612084][ T5924] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.629972][ T5924] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.638668][ T5924] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.798081][ T5928] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 75.809568][ T5928] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 75.816990][ T5928] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 75.831442][ T5928] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 75.852561][ T5927] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.879384][ T5927] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.890567][ T68] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.892757][ T68] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.908885][ T68] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.911209][ T68] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.942251][ T5924] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.970449][ T5924] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.994491][ T1094] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.996697][ T1094] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.000217][ T1094] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.002284][ T1094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.030217][ T5928] 8021q: adding VLAN 0 to HW filter on device bond0 [ 76.064081][ T5928] 8021q: adding VLAN 0 to HW filter on device team0 [ 76.070460][ T5927] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.086885][ T1094] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.088985][ T1094] bridge0: port 1(bridge_slave_0) entered forwarding state [ 76.092809][ T1094] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.094889][ T1094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 76.169933][ T5927] veth0_vlan: entered promiscuous mode [ 76.189160][ T5927] veth1_vlan: entered promiscuous mode [ 76.223448][ T5927] veth0_macvtap: entered promiscuous mode [ 76.229720][ T5924] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.237768][ T5927] veth1_macvtap: entered promiscuous mode [ 76.270549][ T5928] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 76.276512][ T5927] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.293843][ T5927] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.302821][ T5924] veth0_vlan: entered promiscuous mode [ 76.313177][ T12] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.316556][ T12] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.322105][ T5924] veth1_vlan: entered promiscuous mode [ 76.328568][ T12] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.334801][ T12] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.405039][ T5924] veth0_macvtap: entered promiscuous mode [ 76.419043][ T5924] veth1_macvtap: entered promiscuous mode [ 76.427813][ T962] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.430757][ T962] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.433676][ T5928] veth0_vlan: entered promiscuous mode [ 76.463983][ T5928] veth1_vlan: entered promiscuous mode [ 76.470537][ T5924] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.484944][ T5924] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.489241][ T33] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.494044][ T33] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.507289][ T5952] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.524290][ T5952] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.527846][ T5952] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.530898][ T5952] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/30 23:24:57 executed programs: 6 [ 76.574741][ T5928] veth0_macvtap: entered promiscuous mode [ 76.592616][ T5928] veth1_macvtap: entered promiscuous mode [ 76.599670][ T28] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.603191][ T28] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.629761][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.637890][ T64] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.643355][ T5928] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.646125][ T64] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.658473][ T5952] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.666786][ T5952] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.669471][ T5952] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.682270][ T5952] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.742766][ T64] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.749486][ T64] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.779783][ T28] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.782909][ T28] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.908205][ T33] [ 76.908953][ T33] ============================================ [ 76.910757][ T33] WARNING: possible recursive locking detected [ 76.912558][ T33] syzkaller #0 Not tainted [ 76.914057][ T33] -------------------------------------------- [ 76.915952][ T33] kworker/u9:1/33 is trying to acquire lock: [ 76.917656][ T33] ffff88810168e948 ((wq_completion)vmap_drain){+.+.}-{0:0}, at: touch_wq_lockdep_map+0xb5/0x180 [ 76.920650][ T33] [ 76.920650][ T33] but task is already holding lock: [ 76.922767][ T33] ffff88810168e948 ((wq_completion)vmap_drain){+.+.}-{0:0}, at: process_scheduled_works+0xa52/0x18c0 [ 76.925958][ T33] [ 76.925958][ T33] other info that might help us debug this: [ 76.928582][ T33] Possible unsafe locking scenario: [ 76.928582][ T33] [ 76.930790][ T33] CPU0 [ 76.931765][ T33] ---- [ 76.932731][ T33] lock((wq_completion)vmap_drain); [ 76.934345][ T33] lock((wq_completion)vmap_drain); [ 76.935953][ T33] [ 76.935953][ T33] *** DEADLOCK *** [ 76.935953][ T33] [ 76.938423][ T33] May be due to missing lock nesting notation [ 76.938423][ T33] [ 76.940901][ T33] 4 locks held by kworker/u9:1/33: [ 76.942648][ T33] #0: ffff88810168e948 ((wq_completion)vmap_drain){+.+.}-{0:0}, at: process_scheduled_works+0xa52/0x18c0 [ 76.946003][ T33] #1: ffffc90000a97c40 (drain_vmap_work){+.+.}-{0:0}, at: process_scheduled_works+0xa8d/0x18c0 [ 76.949051][ T33] #2: ffffffff8e87ed68 (vmap_purge_lock){+.+.}-{4:4}, at: drain_vmap_area_work+0x17/0x40 [ 76.952369][ T33] #3: ffffffff8e75e5e0 (rcu_read_lock){....}-{1:3}, at: __flush_work+0x100/0xc50 [ 76.955884][ T33] [ 76.955884][ T33] stack backtrace: [ 76.958144][ T33] CPU: 1 UID: 0 PID: 33 Comm: kworker/u9:1 Not tainted syzkaller #0 PREEMPT(full) [ 76.958162][ T33] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 76.958172][ T33] Workqueue: vmap_drain drain_vmap_area_work [ 76.958197][ T33] Call Trace: [ 76.958204][ T33] [ 76.958210][ T33] dump_stack_lvl+0xe8/0x150 [ 76.958231][ T33] print_deadlock_bug+0x279/0x290 [ 76.958253][ T33] __lock_acquire+0x253f/0x2cf0 [ 76.958272][ T33] ? __lock_acquire+0x146e/0x2cf0 [ 76.958289][ T33] ? do_raw_spin_lock+0x12b/0x2f0 [ 76.958307][ T33] lock_acquire+0xf0/0x2e0 [ 76.958323][ T33] ? touch_wq_lockdep_map+0xb5/0x180 [ 76.958346][ T33] ? touch_wq_lockdep_map+0xb5/0x180 [ 76.958364][ T33] touch_wq_lockdep_map+0xcb/0x180 [ 76.958382][ T33] ? touch_wq_lockdep_map+0xb5/0x180 [ 76.958399][ T33] ? __flush_work+0x100/0xc50 [ 76.958417][ T33] __flush_work+0x87c/0xc50 [ 76.958445][ T33] ? __flush_work+0x100/0xc50 [ 76.958463][ T33] ? __pfx___flush_work+0x10/0x10 [ 76.958482][ T33] ? __pfx_wq_barrier_func+0x10/0x10 [ 76.958506][ T33] ? flush_work+0xd/0x30 [ 76.958524][ T33] __purge_vmap_area_lazy+0x7db/0xab0 [ 76.958542][ T33] ? process_scheduled_works+0xa8d/0x18c0 [ 76.958559][ T33] drain_vmap_area_work+0x27/0x40 [ 76.958574][ T33] process_scheduled_works+0xb6e/0x18c0 [ 76.958600][ T33] ? __pfx_process_scheduled_works+0x10/0x10 [ 76.958618][ T33] ? assign_work+0x3d5/0x5e0 [ 76.958635][ T33] worker_thread+0xa53/0xfc0 [ 76.958660][ T33] kthread+0x388/0x470 [ 76.958702][ T33] ? __pfx_worker_thread+0x10/0x10 [ 76.958718][ T33] ? __pfx_kthread+0x10/0x10 [ 76.958730][ T33] ret_from_fork+0x51e/0xb90 [ 76.958749][ T33] ? __pfx_ret_from_fork+0x10/0x10 [ 76.958764][ T33] ? __switch_to+0xc7d/0x1450 [ 76.958781][ T33] ? __pfx_kthread+0x10/0x10 [ 76.958793][ T33] ret_from_fork_asm+0x1a/0x30 [ 76.958818][ T33] [ 77.020544][ T1364] ieee802154 phy0 wpan0: encryption failed: -22 [ 77.022364][ T1364] ieee802154 phy1 wpan1: encryption failed: -22 [ 77.066174][ T5827] Bluetooth: hci0: command tx timeout [ 77.146308][ T5827] Bluetooth: hci2: command tx timeout [ 77.148373][ T5827] Bluetooth: hci1: command tx timeout [ 79.147130][ T5933] Bluetooth: hci0: command tx timeout [ 79.225520][ T5933] Bluetooth: hci1: command tx timeout [ 79.227706][ T5933] Bluetooth: hci2: command tx timeout 2026/03/30 23:25:02 executed programs: 42 2026/03/30 23:25:07 executed programs: 83