Warning: Permanently added '[localhost]:62728' (ED25519) to the list of known hosts. 2026/03/20 07:41:38 parsed 1 programs syzkaller login: [ 54.513877][ T5807] cgroup: Unknown subsys name 'net' [ 54.595923][ T5807] cgroup: Unknown subsys name 'cpuset' [ 54.599296][ T5807] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 55.989651][ T5807] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 57.843512][ T5825] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 57.846453][ T57] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 57.849422][ T57] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 57.852286][ T57] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 57.855476][ T57] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 58.011378][ T5821] 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. [ 58.486681][ T5841] chnl_net:caif_netlink_parms(): no params data found [ 58.719920][ T5841] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.722565][ T5841] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.732998][ T5841] bridge_slave_0: entered allmulticast mode [ 58.735535][ T5841] bridge_slave_0: entered promiscuous mode [ 58.749963][ T5841] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.752503][ T5841] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.763860][ T5841] bridge_slave_1: entered allmulticast mode [ 58.766403][ T5841] bridge_slave_1: entered promiscuous mode [ 58.825480][ T5841] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.844478][ T5841] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.896359][ T5841] team0: Port device team_slave_0 added [ 58.900685][ T5841] team0: Port device team_slave_1 added [ 58.906822][ T1093] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.909309][ T1093] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.951714][ T5841] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.954499][ T5841] 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. [ 58.962434][ T5841] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.974484][ T1093] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.993358][ T5841] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.995673][ T5841] 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. [ 59.005143][ T1093] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.012960][ T5841] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.141058][ T5841] hsr_slave_0: entered promiscuous mode [ 59.147808][ T5841] hsr_slave_1: entered promiscuous mode [ 59.586420][ T5841] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.597457][ T5841] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.609441][ T5841] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.619087][ T5841] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.857833][ T5841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.886202][ T5841] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.908474][ T70] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.910789][ T70] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.931601][ T70] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.934296][ T70] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.264919][ T5841] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.309074][ T5841] veth0_vlan: entered promiscuous mode [ 60.392361][ T5841] veth1_vlan: entered promiscuous mode [ 60.434669][ T5841] veth0_macvtap: entered promiscuous mode [ 60.438708][ T5841] veth1_macvtap: entered promiscuous mode [ 60.465189][ T5841] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.474604][ T5841] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.489041][ T5868] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.505692][ T5868] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.527326][ T5868] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.534469][ T5868] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/20 07:41:46 executed programs: 0 [ 60.861183][ T57] Bluetooth: hci1: unexpected cc 0x0c03 length: 249 > 1 [ 60.861658][ T14] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.880622][ T5925] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 60.883909][ T5928] Bluetooth: hci1: unexpected cc 0x1003 length: 249 > 9 [ 60.886818][ T5928] Bluetooth: hci1: unexpected cc 0x1001 length: 249 > 9 [ 60.889318][ T5929] Bluetooth: hci2: unexpected cc 0x0c03 length: 249 > 1 [ 60.892013][ T5928] Bluetooth: hci2: unexpected cc 0x1003 length: 249 > 9 [ 60.893106][ T5929] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 60.897534][ T5929] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 60.900878][ T5929] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 60.903802][ T5929] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 60.904767][ T5928] Bluetooth: hci2: unexpected cc 0x1001 length: 249 > 9 [ 60.912427][ T5928] Bluetooth: hci1: unexpected cc 0x0c23 length: 249 > 4 [ 60.913741][ T5929] Bluetooth: hci2: unexpected cc 0x0c23 length: 249 > 4 [ 60.915461][ T5928] Bluetooth: hci1: unexpected cc 0x0c38 length: 249 > 2 [ 60.917094][ T5929] Bluetooth: hci2: unexpected cc 0x0c38 length: 249 > 2 [ 60.949233][ T14] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.063115][ T14] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.139111][ T5921] chnl_net:caif_netlink_parms(): no params data found [ 61.261114][ T5922] chnl_net:caif_netlink_parms(): no params data found [ 61.304646][ T5921] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.307201][ T5921] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.309573][ T5921] bridge_slave_0: entered allmulticast mode [ 61.312303][ T5921] bridge_slave_0: entered promiscuous mode [ 61.315650][ T5921] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.317933][ T5921] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.320251][ T5921] bridge_slave_1: entered allmulticast mode [ 61.322742][ T5921] bridge_slave_1: entered promiscuous mode [ 61.357467][ T5923] chnl_net:caif_netlink_parms(): no params data found [ 61.396578][ T5921] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.405169][ T5922] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.407765][ T5922] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.409893][ T5922] bridge_slave_0: entered allmulticast mode [ 61.413537][ T5922] bridge_slave_0: entered promiscuous mode [ 61.425210][ T5921] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.434433][ T5922] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.436743][ T5922] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.439067][ T5922] bridge_slave_1: entered allmulticast mode [ 61.441852][ T5922] bridge_slave_1: entered promiscuous mode [ 61.474069][ T5922] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.488869][ T5921] team0: Port device team_slave_0 added [ 61.502429][ T5922] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.513419][ T5921] team0: Port device team_slave_1 added [ 61.548504][ T5923] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.551441][ T5923] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.555395][ T5923] bridge_slave_0: entered allmulticast mode [ 61.558904][ T5923] bridge_slave_0: entered promiscuous mode [ 61.565232][ T5921] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.567905][ T5921] 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. [ 61.578263][ T5921] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.585450][ T5922] team0: Port device team_slave_0 added [ 61.588807][ T5921] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.591584][ T5921] 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. [ 61.601795][ T5921] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.607178][ T5923] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.610002][ T5923] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.613085][ T5923] bridge_slave_1: entered allmulticast mode [ 61.617056][ T5923] bridge_slave_1: entered promiscuous mode [ 61.633452][ T5922] team0: Port device team_slave_1 added [ 61.654287][ T5923] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.674467][ T5923] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.690149][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.692291][ T5922] 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. [ 61.700272][ T5922] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.704643][ T5922] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.706717][ T5922] 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. [ 61.714623][ T5922] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.742583][ T5921] hsr_slave_0: entered promiscuous mode [ 61.745923][ T5921] hsr_slave_1: entered promiscuous mode [ 61.748368][ T5921] debugfs: 'hsr0' already exists in 'hsr' [ 61.750141][ T5921] Cannot create hsr debugfs directory [ 61.755499][ T5923] team0: Port device team_slave_0 added [ 61.773227][ T5923] team0: Port device team_slave_1 added [ 61.792451][ T5922] hsr_slave_0: entered promiscuous mode [ 61.795564][ T5922] hsr_slave_1: entered promiscuous mode [ 61.797819][ T5922] debugfs: 'hsr0' already exists in 'hsr' [ 61.799581][ T5922] Cannot create hsr debugfs directory [ 61.816830][ T5923] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.819306][ T5923] 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. [ 61.827894][ T5923] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.849281][ T5923] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.851521][ T5923] 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. [ 61.861134][ T5923] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.952727][ T5923] hsr_slave_0: entered promiscuous mode [ 61.955366][ T5923] hsr_slave_1: entered promiscuous mode [ 61.957343][ T5923] debugfs: 'hsr0' already exists in 'hsr' [ 61.959065][ T5923] Cannot create hsr debugfs directory [ 62.077636][ T14] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.129085][ T5921] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.139918][ T5921] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.156511][ T5921] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.169771][ T5921] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 62.241974][ T5921] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.259287][ T5921] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.267714][ T4261] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.270547][ T4261] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.278478][ T4261] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.280876][ T4261] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.377390][ T5921] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.412410][ T5921] veth0_vlan: entered promiscuous mode [ 62.419817][ T5921] veth1_vlan: entered promiscuous mode [ 62.442652][ T5921] veth0_macvtap: entered promiscuous mode [ 62.450571][ T5921] veth1_macvtap: entered promiscuous mode [ 62.465469][ T5921] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.474094][ T5921] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.481676][ T5868] netdevsim netdevsim1 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.486189][ T5868] netdevsim netdevsim1 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.490224][ T5868] netdevsim netdevsim1 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.495176][ T5868] netdevsim netdevsim1 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.547988][ T4261] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.551122][ T4261] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.577129][ T70] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 62.580245][ T70] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 62.943541][ T5825] Bluetooth: hci1: command tx timeout [ 62.953616][ T5825] Bluetooth: hci2: command tx timeout [ 62.953677][ T5198] Bluetooth: hci0: command tx timeout [ 63.788556][ T14] bridge_slave_1: left allmulticast mode [ 63.790351][ T14] bridge_slave_1: left promiscuous mode [ 63.792722][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.812751][ T14] bridge_slave_0: left allmulticast mode [ 63.814723][ T14] bridge_slave_0: left promiscuous mode [ 63.816515][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.899772][ T14] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 63.905100][ T14] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 63.908637][ T14] bond0 (unregistering): Released all slaves [ 64.013960][ T14] hsr_slave_0: left promiscuous mode [ 64.016242][ T14] hsr_slave_1: left promiscuous mode [ 64.018235][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 64.020699][ T14] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 64.036158][ T14] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 64.038877][ T14] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 64.053826][ T14] veth1_macvtap: left promiscuous mode [ 64.055848][ T14] veth0_macvtap: left promiscuous mode [ 64.057830][ T14] veth1_vlan: left promiscuous mode [ 64.059534][ T14] veth0_vlan: left promiscuous mode [ 64.323627][ T14] team0 (unregistering): Port device team_slave_1 removed [ 64.349656][ T14] team0 (unregistering): Port device team_slave_0 removed [ 64.757619][ T5922] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.770498][ T5922] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.777428][ T5922] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.785519][ T5922] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.011578][ T5923] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 65.022973][ T5825] Bluetooth: hci2: command tx timeout [ 65.023208][ T5198] Bluetooth: hci1: command tx timeout [ 65.024660][ T5825] Bluetooth: hci0: command tx timeout [ 65.033310][ T5923] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 65.050153][ T5923] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 65.068188][ T5923] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 65.138129][ T5922] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.159105][ T5922] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.178696][ T70] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.181349][ T70] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.214808][ T70] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.217626][ T70] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.285434][ T5923] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.311504][ T5923] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.328271][ T1093] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.331103][ T1093] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.354950][ T1093] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.357930][ T1093] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.411765][ T5922] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.489414][ T5922] veth0_vlan: entered promiscuous mode [ 65.504574][ T5922] veth1_vlan: entered promiscuous mode [ 65.540180][ T5922] veth0_macvtap: entered promiscuous mode [ 65.552238][ T5922] veth1_macvtap: entered promiscuous mode [ 65.568094][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.577735][ T5923] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.600570][ T5922] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.625841][ T14] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.637657][ T14] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.640849][ T14] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.654507][ T14] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.698549][ T5923] veth0_vlan: entered promiscuous mode [ 65.715061][ T5923] veth1_vlan: entered promiscuous mode [ 65.736130][ T4261] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.748593][ T4261] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.759167][ T5923] veth0_macvtap: entered promiscuous mode [ 65.765934][ T5923] veth1_macvtap: entered promiscuous mode [ 65.794606][ T33] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.799250][ T33] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.806876][ T5923] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.821730][ T5923] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.840123][ T5702] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.847650][ T5702] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 2026/03/20 07:41:51 executed programs: 14 [ 65.864055][ T5702] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.878369][ T5702] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.975051][ T1093] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.977378][ T1093] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.029670][ T1093] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.036981][ T1093] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.103958][ T5928] Bluetooth: hci0: command tx timeout [ 67.105764][ T5928] Bluetooth: hci2: command tx timeout [ 67.107536][ T5928] Bluetooth: hci1: command tx timeout [ 69.183286][ T5198] Bluetooth: hci1: command tx timeout [ 69.185158][ T5198] Bluetooth: hci2: command tx timeout [ 69.187745][ T5928] Bluetooth: hci0: command tx timeout [ 70.141873][ T94] ------------[ cut here ]------------ [ 70.142132][ T94] [ 70.142136][ T94] ====================================================== [ 70.142138][ T94] WARNING: possible circular locking dependency detected [ 70.142141][ T94] syzkaller #0 Not tainted [ 70.142145][ T94] ------------------------------------------------------ [ 70.142147][ T94] kworker/u9:4/94 is trying to acquire lock: [ 70.142151][ T94] ffffffff8e750900 (console_owner){....}-{0:0}, at: console_flush_all+0x123/0xb20 [ 70.142171][ T94] [ 70.142171][ T94] but task is already holding lock: [ 70.142173][ T94] ffff88812103a498 (&pool->lock){-.-.}-{2:2}, at: __flush_work+0x1ef/0xc50 [ 70.142191][ T94] [ 70.142191][ T94] which lock already depends on the new lock. [ 70.142191][ T94] [ 70.142193][ T94] [ 70.142193][ T94] the existing dependency chain (in reverse order) is: [ 70.142195][ T94] [ 70.142195][ T94] -> #3 (&pool->lock){-.-.}-{2:2}: [ 70.142204][ T94] _raw_spin_lock+0x2e/0x40 [ 70.142213][ T94] __queue_work+0x80b/0x1020 [ 70.142221][ T94] queue_work_on+0x106/0x1d0 [ 70.142228][ T94] rpm_suspend+0xe85/0x1750 [ 70.142235][ T94] __pm_runtime_idle+0x12f/0x1a0 [ 70.142241][ T94] __device_attach+0x34f/0x450 [ 70.142249][ T94] device_initial_probe+0xa1/0xd0 [ 70.142255][ T94] bus_probe_device+0x12a/0x220 [ 70.142261][ T94] device_add+0x7b6/0xb70 [ 70.142267][ T94] serial_base_port_add+0x18f/0x260 [ 70.142274][ T94] serial_core_register_port+0x375/0x28a0 [ 70.142282][ T94] serial8250_register_8250_port+0x1658/0x1fd0 [ 70.142290][ T94] serial_pnp_probe+0x568/0x7f0 [ 70.142298][ T94] pnp_device_probe+0x30b/0x4c0 [ 70.142306][ T94] really_probe+0x267/0xaf0 [ 70.142313][ T94] __driver_probe_device+0x18c/0x320 [ 70.142320][ T94] driver_probe_device+0x4f/0x240 [ 70.142327][ T94] __driver_attach+0x349/0x640 [ 70.142333][ T94] bus_for_each_dev+0x23b/0x2c0 [ 70.142339][ T94] bus_add_driver+0x345/0x670 [ 70.142350][ T94] driver_register+0x23a/0x320 [ 70.142358][ T94] serial8250_init+0x8f/0x160 [ 70.142367][ T94] do_one_initcall+0x250/0x8d0 [ 70.142375][ T94] do_initcall_level+0x104/0x190 [ 70.142382][ T94] do_initcalls+0x59/0xa0 [ 70.142387][ T94] kernel_init_freeable+0x2a6/0x3e0 [ 70.142393][ T94] kernel_init+0x1d/0x1d0 [ 70.142400][ T94] ret_from_fork+0x51e/0xb90 [ 70.142408][ T94] ret_from_fork_asm+0x1a/0x30 [ 70.142416][ T94] [ 70.142416][ T94] -> #2 (&dev->power.lock){-...}-{3:3}: [ 70.142424][ T94] _raw_spin_lock_irqsave+0x40/0x60 [ 70.142433][ T94] __pm_runtime_resume+0x10f/0x180 [ 70.142439][ T94] __uart_start+0x171/0x460 [ 70.142447][ T94] uart_write+0x265/0xa10 [ 70.142452][ T94] n_tty_write+0xd84/0x12a0 [ 70.142459][ T94] file_tty_write+0x559/0xa20 [ 70.142467][ T94] vfs_write+0x61d/0xb90 [ 70.142473][ T94] ksys_write+0x150/0x270 [ 70.142478][ T94] do_syscall_64+0x14d/0xf80 [ 70.142485][ T94] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.142490][ T94] [ 70.142490][ T94] -> #1 (&port_lock_key){-...}-{3:3}: [ 70.142499][ T94] _raw_spin_lock_irqsave+0x40/0x60 [ 70.142507][ T94] serial8250_console_write+0x150/0x1ba0 [ 70.142513][ T94] console_flush_all+0x718/0xb20 [ 70.142518][ T94] console_unlock+0xd1/0x1c0 [ 70.142526][ T94] vprintk_emit+0x485/0x560 [ 70.142534][ T94] _printk+0xdd/0x130 [ 70.142539][ T94] register_console+0xbc2/0xfa0 [ 70.142544][ T94] univ8250_console_init+0x3a/0x70 [ 70.142552][ T94] console_init+0x10b/0x4d0 [ 70.142560][ T94] start_kernel+0x230/0x3e0 [ 70.142565][ T94] x86_64_start_reservations+0x24/0x30 [ 70.142572][ T94] x86_64_start_kernel+0x143/0x1c0 [ 70.142580][ T94] common_startup_64+0x13e/0x147 [ 70.142585][ T94] [ 70.142585][ T94] -> #0 (console_owner){....}-{0:0}: [ 70.142593][ T94] __lock_acquire+0x15a5/0x2cf0 [ 70.142601][ T94] lock_acquire+0xf0/0x2e0 [ 70.142607][ T94] console_flush_all+0x6c1/0xb20 [ 70.142612][ T94] console_unlock+0xd1/0x1c0 [ 70.142620][ T94] vprintk_emit+0x485/0x560 [ 70.142628][ T94] _printk+0xdd/0x130 [ 70.142632][ T94] __report_bug+0x317/0x540 [ 70.142638][ T94] report_bug_entry+0x19a/0x290 [ 70.142644][ T94] handle_bug+0xce/0x200 [ 70.142650][ T94] exc_invalid_op+0x1a/0x50 [ 70.142657][ T94] asm_exc_invalid_op+0x1a/0x20 [ 70.142662][ T94] check_flush_dependency+0x312/0x3c0 [ 70.142670][ T94] __flush_work+0x411/0xc50 [ 70.142678][ T94] __purge_vmap_area_lazy+0x876/0xb70 [ 70.142685][ T94] drain_vmap_area_work+0x27/0x40 [ 70.142691][ T94] process_scheduled_works+0xb6e/0x18c0 [ 70.142698][ T94] worker_thread+0xa53/0xfc0 [ 70.142705][ T94] kthread+0x388/0x470 [ 70.142710][ T94] ret_from_fork+0x51e/0xb90 [ 70.142717][ T94] ret_from_fork_asm+0x1a/0x30 [ 70.142725][ T94] [ 70.142725][ T94] other info that might help us debug this: [ 70.142725][ T94] [ 70.142727][ T94] Chain exists of: [ 70.142727][ T94] console_owner --> &dev->power.lock --> &pool->lock [ 70.142727][ T94] [ 70.142737][ T94] Possible unsafe locking scenario: [ 70.142737][ T94] [ 70.142739][ T94] CPU0 CPU1 [ 70.142741][ T94] ---- ---- [ 70.142743][ T94] lock(&pool->lock); [ 70.142747][ T94] lock(&dev->power.lock); [ 70.142751][ T94] lock(&pool->lock); [ 70.142756][ T94] lock(console_owner); [ 70.142760][ T94] [ 70.142760][ T94] *** DEADLOCK *** [ 70.142760][ T94] [ 70.142761][ T94] 7 locks held by kworker/u9:4/94: [ 70.142765][ T94] #0: ffff8881000ab948 ((wq_completion)vmap_drain){+.+.}-{0:0}, at: process_scheduled_works+0xa52/0x18c0 [ 70.142781][ T94] #1: ffffc9000289fc40 (drain_vmap_work){+.+.}-{0:0}, at: process_scheduled_works+0xa8d/0x18c0 [ 70.142797][ T94] #2: ffffffff8e87ec08 (vmap_purge_lock){+.+.}-{4:4}, at: drain_vmap_area_work+0x17/0x40 [ 70.142853][ T94] #3: ffffffff8e75e520 (rcu_read_lock){....}-{1:3}, at: __flush_work+0x100/0xc50 [ 70.142871][ T94] #4: ffff88812103a498 (&pool->lock){-.-.}-{2:2}, at: __flush_work+0x1ef/0xc50 [ 70.142887][ T94] #5: ffffffff8e750960 (console_lock){+.+.}-{0:0}, at: _printk+0xdd/0x130 [ 70.142900][ T94] #6: ffffffff8e638218 (console_srcu){....}-{0:0}, at: console_flush_all+0x123/0xb20 [ 70.142914][ T94] [ 70.142914][ T94] stack backtrace: [ 70.142918][ T94] CPU: 0 UID: 0 PID: 94 Comm: kworker/u9:4 Not tainted syzkaller #0 PREEMPT(full) [ 70.142925][ T94] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 70.142930][ T94] Workqueue: vmap_drain drain_vmap_area_work [ 70.142938][ T94] Call Trace: [ 70.142941][ T94] [ 70.142945][ T94] dump_stack_lvl+0xe8/0x150 [ 70.142953][ T94] print_circular_bug+0x2e1/0x300 [ 70.142963][ T94] check_noncircular+0x12e/0x150 [ 70.142973][ T94] __lock_acquire+0x15a5/0x2cf0 [ 70.142984][ T94] lock_acquire+0xf0/0x2e0 [ 70.142991][ T94] ? console_flush_all+0x123/0xb20 [ 70.142997][ T94] ? do_raw_spin_unlock+0x4d/0x210 [ 70.143003][ T94] ? console_flush_all+0x123/0xb20 [ 70.143009][ T94] console_flush_all+0x6c1/0xb20 [ 70.143015][ T94] ? console_flush_all+0x123/0xb20 [ 70.143021][ T94] ? console_flush_all+0x123/0xb20 [ 70.143027][ T94] ? __pfx_console_flush_all+0x10/0x10 [ 70.143034][ T94] ? is_printk_cpu_sync_owner+0x32/0x40 [ 70.143041][ T94] console_unlock+0xd1/0x1c0 [ 70.143050][ T94] ? __pfx_console_unlock+0x10/0x10 [ 70.143059][ T94] ? _raw_spin_unlock+0x30/0x50 [ 70.143068][ T94] ? _printk+0xdd/0x130 [ 70.143074][ T94] vprintk_emit+0x485/0x560 [ 70.143082][ T94] ? ret_from_fork_asm+0x1a/0x30 [ 70.143091][ T94] ? __pfx_vprintk_emit+0x10/0x10 [ 70.143099][ T94] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 70.143108][ T94] _printk+0xdd/0x130 [ 70.143114][ T94] ? __pfx__printk+0x10/0x10 [ 70.143119][ T94] ? stack_depot_save_flags+0x33/0x810 [ 70.143128][ T94] ? do_raw_spin_lock+0xe0/0x2f0 [ 70.143135][ T94] ? check_flush_dependency+0x28f/0x3c0 [ 70.143143][ T94] __report_bug+0x317/0x540 [ 70.143149][ T94] ? reclaim_list_global+0x115b/0x13a0 [ 70.143156][ T94] ? purge_vmap_node+0x914/0x960 [ 70.143163][ T94] ? __purge_vmap_area_lazy+0x779/0xb70 [ 70.143170][ T94] ? check_flush_dependency+0x28f/0x3c0 [ 70.143179][ T94] ? __pfx___report_bug+0x10/0x10 [ 70.143187][ T94] ? __lock_acquire+0x6b5/0x2cf0 [ 70.143195][ T94] report_bug_entry+0x19a/0x290 [ 70.143201][ T94] ? check_flush_dependency+0x312/0x3c0 [ 70.143210][ T94] ? check_flush_dependency+0x317/0x3c0 [ 70.143218][ T94] handle_bug+0xce/0x200 [ 70.143225][ T94] exc_invalid_op+0x1a/0x50 [ 70.143232][ T94] asm_exc_invalid_op+0x1a/0x20 [ 70.143238][ T94] RIP: 0010:check_flush_dependency+0x312/0x3c0 [ 70.143248][ T94] Code: 00 00 fc ff df 80 3c 08 00 74 08 4c 89 f7 e8 f5 33 a2 00 49 8b 16 48 81 c3 78 01 00 00 4c 89 ef 4c 89 e6 48 89 d9 4c 8b 04 24 <67> 48 0f b9 3a e9 53 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f [ 70.143253][ T94] RSP: 0018:ffffc9000289f860 EFLAGS: 00010086 [ 70.143259][ T94] RAX: 1ffff110202e9103 RBX: ffff88810006b178 RCX: ffff88810006b178 [ 70.143263][ T94] RDX: ffffffff821ed1f0 RSI: ffff8881000ab978 RDI: ffffffff9014a330 [ 70.143268][ T94] RBP: ffff888100687008 R08: ffffffff821ee110 R09: 1ffff1102000fb21 [ 70.143272][ T94] R10: dffffc0000000000 R11: ffffed102000fb22 R12: ffff8881000ab978 [ 70.143276][ T94] R13: ffffffff9014a330 R14: ffff888101748818 R15: ffff888101748820 [ 70.143282][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.143289][ T94] ? __pfx_drain_vmap_area_work+0x10/0x10 [ 70.143297][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.143304][ T94] __flush_work+0x411/0xc50 [ 70.143312][ T94] ? __flush_work+0x100/0xc50 [ 70.143321][ T94] ? __pfx___flush_work+0x10/0x10 [ 70.143332][ T94] ? flush_work+0xd/0x30 [ 70.143341][ T94] __purge_vmap_area_lazy+0x876/0xb70 [ 70.143354][ T94] ? process_scheduled_works+0xa8d/0x18c0 [ 70.143362][ T94] drain_vmap_area_work+0x27/0x40 [ 70.143369][ T94] process_scheduled_works+0xb6e/0x18c0 [ 70.143380][ T94] ? __pfx_process_scheduled_works+0x10/0x10 [ 70.143388][ T94] ? assign_work+0x3d5/0x5e0 [ 70.143396][ T94] worker_thread+0xa53/0xfc0 [ 70.143408][ T94] kthread+0x388/0x470 [ 70.143413][ T94] ? __pfx_worker_thread+0x10/0x10 [ 70.143421][ T94] ? __pfx_kthread+0x10/0x10 [ 70.143426][ T94] ret_from_fork+0x51e/0xb90 [ 70.143434][ T94] ? __pfx_ret_from_fork+0x10/0x10 [ 70.143442][ T94] ? __switch_to+0xc7d/0x1450 [ 70.143449][ T94] ? __pfx_kthread+0x10/0x10 [ 70.143454][ T94] ret_from_fork_asm+0x1a/0x30 [ 70.143465][ T94] [ 70.501352][ T94] workqueue: WQ_MEM_RECLAIM vmap_drain:drain_vmap_area_work is flushing !WQ_MEM_RECLAIM events:purge_vmap_node [ 70.501383][ T94] WARNING: kernel/workqueue.c:3805 at check_flush_dependency+0x28f/0x3c0, CPU#0: kworker/u9:4/94 [ 70.509898][ T94] Modules linked in: [ 70.511361][ T94] CPU: 0 UID: 0 PID: 94 Comm: kworker/u9:4 Not tainted syzkaller #0 PREEMPT(full) [ 70.514980][ T94] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 70.518960][ T94] Workqueue: vmap_drain drain_vmap_area_work [ 70.521328][ T94] RIP: 0010:check_flush_dependency+0x312/0x3c0 [ 70.523731][ T94] Code: 00 00 fc ff df 80 3c 08 00 74 08 4c 89 f7 e8 f5 33 a2 00 49 8b 16 48 81 c3 78 01 00 00 4c 89 ef 4c 89 e6 48 89 d9 4c 8b 04 24 <67> 48 0f b9 3a e9 53 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f [ 70.531212][ T94] RSP: 0018:ffffc9000289f860 EFLAGS: 00010086 [ 70.533629][ T94] RAX: 1ffff110202e9103 RBX: ffff88810006b178 RCX: ffff88810006b178 [ 70.536794][ T94] RDX: ffffffff821ed1f0 RSI: ffff8881000ab978 RDI: ffffffff9014a330 [ 70.539918][ T94] RBP: ffff888100687008 R08: ffffffff821ee110 R09: 1ffff1102000fb21 [ 70.543083][ T94] R10: dffffc0000000000 R11: ffffed102000fb22 R12: ffff8881000ab978 [ 70.546183][ T94] R13: ffffffff9014a330 R14: ffff888101748818 R15: ffff888101748820 [ 70.549331][ T94] FS: 0000000000000000(0000) GS:ffff88818de5e000(0000) knlGS:0000000000000000 [ 70.552850][ T94] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 70.555444][ T94] CR2: 0000200000386000 CR3: 0000000114a6a000 CR4: 00000000000006f0 [ 70.558638][ T94] Call Trace: [ 70.559959][ T94] [ 70.561161][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.563186][ T94] __flush_work+0x411/0xc50 [ 70.564853][ T94] ? __flush_work+0x100/0xc50 [ 70.566239][ T94] ? __pfx___flush_work+0x10/0x10 [ 70.568225][ T94] ? flush_work+0xd/0x30 [ 70.569924][ T94] __purge_vmap_area_lazy+0x876/0xb70 [ 70.572048][ T94] ? process_scheduled_works+0xa8d/0x18c0 [ 70.574293][ T94] drain_vmap_area_work+0x27/0x40 [ 70.576160][ T94] process_scheduled_works+0xb6e/0x18c0 [ 70.578225][ T94] ? __pfx_process_scheduled_works+0x10/0x10 [ 70.580524][ T94] ? assign_work+0x3d5/0x5e0 [ 70.582343][ T94] worker_thread+0xa53/0xfc0 [ 70.584073][ T94] kthread+0x388/0x470 [ 70.585699][ T94] ? __pfx_worker_thread+0x10/0x10 [ 70.587727][ T94] ? __pfx_kthread+0x10/0x10 [ 70.589217][ T94] ret_from_fork+0x51e/0xb90 [ 70.590920][ T94] ? __pfx_ret_from_fork+0x10/0x10 [ 70.592522][ T94] ? __switch_to+0xc7d/0x1450 [ 70.594200][ T94] ? __pfx_kthread+0x10/0x10 [ 70.595595][ T94] ret_from_fork_asm+0x1a/0x30 [ 70.597061][ T94] [ 70.598018][ T94] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 70.600566][ T94] CPU: 0 UID: 0 PID: 94 Comm: kworker/u9:4 Not tainted syzkaller #0 PREEMPT(full) [ 70.603536][ T94] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 [ 70.607007][ T94] Workqueue: vmap_drain drain_vmap_area_work [ 70.609230][ T94] Call Trace: [ 70.610404][ T94] [ 70.611442][ T94] vpanic+0x56c/0xa60 [ 70.612728][ T94] ? __pfx__printk+0x10/0x10 [ 70.614234][ T94] ? __pfx_vpanic+0x10/0x10 [ 70.615707][ T94] ? is_bpf_text_address+0x292/0x2b0 [ 70.617576][ T94] ? is_bpf_text_address+0x26/0x2b0 [ 70.619273][ T94] panic+0xc5/0xd0 [ 70.620595][ T94] ? __pfx_panic+0x10/0x10 [ 70.621999][ T94] ? ret_from_fork_asm+0x1a/0x30 [ 70.623545][ T94] __warn+0x315/0x4f0 [ 70.624793][ T94] ? check_flush_dependency+0x28f/0x3c0 [ 70.626785][ T94] ? check_flush_dependency+0x28f/0x3c0 [ 70.628554][ T94] __report_bug+0x29a/0x540 [ 70.630019][ T94] ? reclaim_list_global+0x115b/0x13a0 [ 70.631974][ T94] ? purge_vmap_node+0x914/0x960 [ 70.633663][ T94] ? __purge_vmap_area_lazy+0x779/0xb70 [ 70.635699][ T94] ? check_flush_dependency+0x28f/0x3c0 [ 70.637397][ T94] ? __pfx___report_bug+0x10/0x10 [ 70.638951][ T94] ? __pfx_drain_vmap_area_work+0x10/0x10 [ 70.640684][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.642312][ T94] ? __lock_acquire+0x6b5/0x2cf0 [ 70.643756][ T94] report_bug_entry+0x19a/0x290 [ 70.645231][ T94] ? check_flush_dependency+0x312/0x3c0 [ 70.647018][ T94] ? check_flush_dependency+0x317/0x3c0 [ 70.648938][ T94] handle_bug+0xce/0x200 [ 70.650287][ T94] exc_invalid_op+0x1a/0x50 [ 70.651752][ T94] asm_exc_invalid_op+0x1a/0x20 [ 70.653400][ T94] RIP: 0010:check_flush_dependency+0x312/0x3c0 [ 70.655468][ T94] Code: 00 00 fc ff df 80 3c 08 00 74 08 4c 89 f7 e8 f5 33 a2 00 49 8b 16 48 81 c3 78 01 00 00 4c 89 ef 4c 89 e6 48 89 d9 4c 8b 04 24 <67> 48 0f b9 3a e9 53 ff ff ff 44 89 f1 80 e1 07 80 c1 03 38 c1 0f [ 70.661522][ T94] RSP: 0018:ffffc9000289f860 EFLAGS: 00010086 [ 70.663376][ T94] RAX: 1ffff110202e9103 RBX: ffff88810006b178 RCX: ffff88810006b178 [ 70.665740][ T94] RDX: ffffffff821ed1f0 RSI: ffff8881000ab978 RDI: ffffffff9014a330 [ 70.668168][ T94] RBP: ffff888100687008 R08: ffffffff821ee110 R09: 1ffff1102000fb21 [ 70.670549][ T94] R10: dffffc0000000000 R11: ffffed102000fb22 R12: ffff8881000ab978 [ 70.672943][ T94] R13: ffffffff9014a330 R14: ffff888101748818 R15: ffff888101748820 [ 70.675316][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.676902][ T94] ? __pfx_drain_vmap_area_work+0x10/0x10 [ 70.678742][ T94] ? __pfx_purge_vmap_node+0x10/0x10 [ 70.680407][ T94] __flush_work+0x411/0xc50 [ 70.681884][ T94] ? __flush_work+0x100/0xc50 [ 70.683584][ T94] ? __pfx___flush_work+0x10/0x10 [ 70.685301][ T94] ? flush_work+0xd/0x30 [ 70.686758][ T94] __purge_vmap_area_lazy+0x876/0xb70 [ 70.688430][ T94] ? process_scheduled_works+0xa8d/0x18c0 [ 70.690213][ T94] drain_vmap_area_work+0x27/0x40 [ 70.691756][ T94] process_scheduled_works+0xb6e/0x18c0 [ 70.693442][ T94] ? __pfx_process_scheduled_works+0x10/0x10 [ 70.695259][ T94] ? assign_work+0x3d5/0x5e0 [ 70.696655][ T94] worker_thread+0xa53/0xfc0 [ 70.698258][ T94] kthread+0x388/0x470 [ 70.699523][ T94] ? __pfx_worker_thread+0x10/0x10 [ 70.701054][ T94] ? __pfx_kthread+0x10/0x10 [ 70.702459][ T94] ret_from_fork+0x51e/0xb90 [ 70.704103][ T94] ? __pfx_ret_from_fork+0x10/0x10 [ 70.705566][ T94] ? __switch_to+0xc7d/0x1450 [ 70.706988][ T94] ? __pfx_kthread+0x10/0x10 [ 70.708672][ T94] ret_from_fork_asm+0x1a/0x30 [ 70.710370][ T94] [ 71.816355][ T94] Shutting down cpus with NMI [ 71.819109][ T94] Kernel Offset: disabled [ 71.820880][ T94] Rebooting in 86400 seconds..