Warning: Permanently added '10.128.0.116' (ED25519) to the list of known hosts. 1970/01/01 00:00:41 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:41 parsed 1 programs [ 44.625784][ T4021] cgroup: Unknown subsys name 'net' [ 44.880205][ T4021] cgroup: Unknown subsys name 'rlimit' [ 45.166138][ T4021] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 52.707236][ T4037] chnl_net:caif_netlink_parms(): no params data found [ 52.754678][ T4037] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.756685][ T4037] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.759340][ T4037] device bridge_slave_0 entered promiscuous mode [ 52.764993][ T4037] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.767019][ T4037] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.769510][ T4037] device bridge_slave_1 entered promiscuous mode [ 52.786328][ T4037] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.795572][ T4037] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.810591][ T4037] team0: Port device team_slave_0 added [ 52.813947][ T4037] team0: Port device team_slave_1 added [ 52.832046][ T4037] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.834186][ T4037] 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 1560 would solve the problem. [ 52.841246][ T4037] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.846085][ T4037] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.848082][ T4037] 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 1560 would solve the problem. [ 52.855208][ T4037] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.916439][ T4037] device hsr_slave_0 entered promiscuous mode [ 52.974485][ T4037] device hsr_slave_1 entered promiscuous mode [ 53.103189][ T4037] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 53.160219][ T4037] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 53.198799][ T4037] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 53.238896][ T4037] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 53.306534][ T4037] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.308676][ T4037] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.311170][ T4037] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.313132][ T4037] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.432598][ T4037] 8021q: adding VLAN 0 to HW filter on device bond0 [ 53.440329][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 53.444986][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.447952][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.450932][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 53.460086][ T4037] 8021q: adding VLAN 0 to HW filter on device team0 [ 53.468390][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 53.470987][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.472745][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 53.480744][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 53.483178][ T593] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.485190][ T593] bridge0: port 2(bridge_slave_1) entered forwarding state [ 53.500015][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 53.502594][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 53.512204][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 53.521180][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 53.529411][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 53.536669][ T4037] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 53.610715][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 53.612693][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 53.621161][ T4037] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 53.633369][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 53.648288][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 53.651347][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 53.653750][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 53.660714][ T4037] device veth0_vlan entered promiscuous mode [ 53.668936][ T4037] device veth1_vlan entered promiscuous mode [ 53.688405][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 53.691017][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 53.693683][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 53.702493][ T4037] device veth0_macvtap entered promiscuous mode [ 53.709353][ T4037] device veth1_macvtap entered promiscuous mode [ 53.723021][ T4037] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 53.726467][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 53.729168][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 53.736925][ T4037] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.740397][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 53.743159][ T593] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.748669][ T4037] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.751062][ T4037] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.753325][ T4037] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.756721][ T4037] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.906589][ T593] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.908771][ T593] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.911431][ T1752] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 53.936827][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 53.939139][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 53.942126][ T1752] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 54.859312][ T416] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:55 executed programs: 0 [ 55.755007][ T4101] chnl_net:caif_netlink_parms(): no params data found [ 55.793678][ T4101] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.795665][ T4101] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.798133][ T4101] device bridge_slave_0 entered promiscuous mode [ 55.801799][ T4101] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.803745][ T4101] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.808161][ T4101] device bridge_slave_1 entered promiscuous mode [ 55.824358][ T4101] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.828889][ T4101] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.846344][ T4101] team0: Port device team_slave_0 added [ 55.849624][ T4101] team0: Port device team_slave_1 added [ 55.870642][ T4101] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 55.872510][ T4101] 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 1560 would solve the problem. [ 55.879432][ T4101] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 55.883744][ T4101] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 55.885705][ T4101] 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 1560 would solve the problem. [ 55.892196][ T4101] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 55.937012][ T4101] device hsr_slave_0 entered promiscuous mode [ 55.984665][ T4101] device hsr_slave_1 entered promiscuous mode [ 56.024279][ T4101] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 56.026439][ T4101] Cannot create hsr debugfs directory [ 57.202783][ T416] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 57.704599][ T4026] Bluetooth: hci0: command 0x0409 tx timeout [ 59.181044][ T416] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.242225][ T416] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 59.774472][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 60.173806][ T4101] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.206208][ T4101] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.266998][ T4101] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.317585][ T4101] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.459429][ T4101] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.468989][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.471737][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.477766][ T4101] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.482443][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.486753][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.489141][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.490951][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.493761][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.511326][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.514754][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.517240][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.519038][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.521294][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.525016][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.527796][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.530790][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.543350][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.547270][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.550049][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.556589][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.559315][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.567291][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.570043][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.576390][ T4101] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.668537][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.670662][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.679111][ T4101] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.692913][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.696668][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.710257][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.713169][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.716664][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.719355][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.723855][ T4101] device veth0_vlan entered promiscuous mode [ 60.732835][ T4101] device veth1_vlan entered promiscuous mode [ 60.749679][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.752333][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.755529][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.758424][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.763242][ T4101] device veth0_macvtap entered promiscuous mode [ 60.769358][ T4101] device veth1_macvtap entered promiscuous mode [ 60.779308][ T4101] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 60.782277][ T4101] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.785971][ T4101] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.787986][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.790646][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.793228][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.796294][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.802109][ T4101] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 60.805182][ T4101] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 60.808774][ T4101] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.810801][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.813415][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.851091][ T4101] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.853274][ T4101] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.856470][ T4101] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.858858][ T4101] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.907242][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.909564][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.913879][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.928122][ T1752] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.931167][ T1752] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.936497][ T1752] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.173273][ T4147] [ 61.173918][ T4147] ====================================================== [ 61.175672][ T4147] WARNING: possible circular locking dependency detected [ 61.177535][ T4147] 5.15.167-syzkaller #0 Not tainted [ 61.178899][ T4147] ------------------------------------------------------ [ 61.180705][ T4147] syz.0.15/4147 is trying to acquire lock: [ 61.182288][ T4147] ffff0000d75c8c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 61.185507][ T4147] [ 61.185507][ T4147] but task is already holding lock: [ 61.187559][ T4147] ffff800016e75ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 61.190176][ T4147] [ 61.190176][ T4147] which lock already depends on the new lock. [ 61.190176][ T4147] [ 61.193169][ T4147] [ 61.193169][ T4147] the existing dependency chain (in reverse order) is: [ 61.195527][ T4147] [ 61.195527][ T4147] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 61.197758][ T4147] __mutex_lock_common+0x194/0x2154 [ 61.199255][ T4147] mutex_lock_nested+0xa4/0xf8 [ 61.200686][ T4147] rfkill_register+0x44/0x7a4 [ 61.202109][ T4147] hci_register_dev+0x3e0/0x880 [ 61.203529][ T4147] vhci_create_device+0x2c4/0x568 [ 61.205068][ T4147] vhci_write+0x318/0x3b8 [ 61.206273][ T4147] vfs_write+0x884/0xb44 [ 61.207498][ T4147] ksys_write+0x15c/0x26c [ 61.208757][ T4147] __arm64_sys_write+0x7c/0x90 [ 61.210153][ T4147] invoke_syscall+0x98/0x2b8 [ 61.211522][ T4147] el0_svc_common+0x138/0x258 [ 61.212970][ T4147] do_el0_svc+0x58/0x14c [ 61.214236][ T4147] el0_svc+0x7c/0x1f0 [ 61.215440][ T4147] el0t_64_sync_handler+0x84/0xe4 [ 61.216964][ T4147] el0t_64_sync+0x1a0/0x1a4 [ 61.218319][ T4147] [ 61.218319][ T4147] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 61.220355][ T4147] __mutex_lock_common+0x194/0x2154 [ 61.221965][ T4147] mutex_lock_nested+0xa4/0xf8 [ 61.223485][ T4147] vhci_send_frame+0x8c/0x10c [ 61.224953][ T4147] hci_send_frame+0x194/0x2f0 [ 61.226351][ T4147] hci_tx_work+0x9ac/0x16cc [ 61.227556][ T4147] process_one_work+0x790/0x11b8 [ 61.229011][ T4147] worker_thread+0x910/0x1034 [ 61.230602][ T4147] kthread+0x37c/0x45c [ 61.231887][ T4147] ret_from_fork+0x10/0x20 [ 61.233160][ T4147] [ 61.233160][ T4147] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 61.235805][ T4147] __flush_work+0xf8/0x1c0 [ 61.237114][ T4147] flush_work+0x24/0x38 [ 61.238480][ T4147] hci_dev_do_close+0x16c/0x1060 [ 61.240040][ T4147] hci_unregister_dev+0x248/0x4d4 [ 61.241616][ T4147] vhci_release+0x74/0xc4 [ 61.243017][ T4147] __fput+0x1c4/0x800 [ 61.244265][ T4147] ____fput+0x20/0x30 [ 61.245480][ T4147] task_work_run+0x130/0x1e4 [ 61.246838][ T4147] do_exit+0x670/0x20bc [ 61.248195][ T4147] do_group_exit+0x110/0x268 [ 61.249683][ T4147] get_signal+0x634/0x1550 [ 61.251077][ T4147] do_notify_resume+0x3d0/0x32b8 [ 61.252647][ T4147] el0_svc+0xfc/0x1f0 [ 61.253912][ T4147] el0t_64_sync_handler+0x84/0xe4 [ 61.255473][ T4147] el0t_64_sync+0x1a0/0x1a4 [ 61.256826][ T4147] [ 61.256826][ T4147] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 61.259009][ T4147] __mutex_lock_common+0x194/0x2154 [ 61.260579][ T4147] mutex_lock_nested+0xa4/0xf8 [ 61.262130][ T4147] bg_scan_update+0x9c/0x470 [ 61.263495][ T4147] process_one_work+0x790/0x11b8 [ 61.265006][ T4147] worker_thread+0x910/0x1034 [ 61.266470][ T4147] kthread+0x37c/0x45c [ 61.267664][ T4147] ret_from_fork+0x10/0x20 [ 61.269195][ T4147] [ 61.269195][ T4147] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 61.271995][ T4147] __lock_acquire+0x32d4/0x7638 [ 61.273480][ T4147] lock_acquire+0x240/0x77c [ 61.274942][ T4147] __flush_work+0xf8/0x1c0 [ 61.276356][ T4147] __cancel_work_timer+0x3ec/0x548 [ 61.277958][ T4147] cancel_work_sync+0x24/0x38 [ 61.279418][ T4147] hci_request_cancel_all+0xcc/0x2d0 [ 61.281004][ T4147] hci_dev_do_close+0x54/0x1060 [ 61.282446][ T4147] hci_rfkill_set_block+0xdc/0x1d0 [ 61.283971][ T4147] rfkill_set_block+0x18c/0x37c [ 61.285441][ T4147] rfkill_fop_write+0x594/0x750 [ 61.286885][ T4147] vfs_write+0x280/0xb44 [ 61.288103][ T4147] ksys_write+0x15c/0x26c [ 61.289355][ T4147] __arm64_sys_write+0x7c/0x90 [ 61.290852][ T4147] invoke_syscall+0x98/0x2b8 [ 61.292177][ T4147] el0_svc_common+0x138/0x258 [ 61.293629][ T4147] do_el0_svc+0x58/0x14c [ 61.294807][ T4147] el0_svc+0x7c/0x1f0 [ 61.296030][ T4147] el0t_64_sync_handler+0x84/0xe4 [ 61.297389][ T4147] el0t_64_sync+0x1a0/0x1a4 [ 61.298561][ T4147] [ 61.298561][ T4147] other info that might help us debug this: [ 61.298561][ T4147] [ 61.301329][ T4147] Chain exists of: [ 61.301329][ T4147] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 61.301329][ T4147] [ 61.305554][ T4147] Possible unsafe locking scenario: [ 61.305554][ T4147] [ 61.307555][ T4147] CPU0 CPU1 [ 61.308966][ T4147] ---- ---- [ 61.310385][ T4147] lock(rfkill_global_mutex); [ 61.311638][ T4147] lock(&data->open_mutex); [ 61.313586][ T4147] lock(rfkill_global_mutex); [ 61.315619][ T4147] lock((work_completion)(&hdev->bg_scan_update)); [ 61.317479][ T4147] [ 61.317479][ T4147] *** DEADLOCK *** [ 61.317479][ T4147] [ 61.319764][ T4147] 1 lock held by syz.0.15/4147: [ 61.321082][ T4147] #0: ffff800016e75ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 61.323060][ T4147] [ 61.323060][ T4147] stack backtrace: [ 61.324049][ T4147] CPU: 0 PID: 4147 Comm: syz.0.15 Not tainted 5.15.167-syzkaller #0 [ 61.326208][ T4147] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 61.328980][ T4147] Call trace: [ 61.329862][ T4147] dump_backtrace+0x0/0x530 [ 61.331104][ T4147] show_stack+0x2c/0x3c [ 61.332097][ T4147] dump_stack_lvl+0x108/0x170 [ 61.333215][ T4147] dump_stack+0x1c/0x58 [ 61.334282][ T4147] print_circular_bug+0x150/0x1b8 [ 61.335578][ T4147] check_noncircular+0x2cc/0x378 [ 61.336984][ T4147] __lock_acquire+0x32d4/0x7638 [ 61.338295][ T4147] lock_acquire+0x240/0x77c [ 61.339543][ T4147] __flush_work+0xf8/0x1c0 [ 61.340801][ T4147] __cancel_work_timer+0x3ec/0x548 [ 61.342219][ T4147] cancel_work_sync+0x24/0x38 [ 61.343408][ T4147] hci_request_cancel_all+0xcc/0x2d0 [ 61.344767][ T4147] hci_dev_do_close+0x54/0x1060 [ 61.345985][ T4147] hci_rfkill_set_block+0xdc/0x1d0 [ 61.347403][ T4147] rfkill_set_block+0x18c/0x37c [ 61.348712][ T4147] rfkill_fop_write+0x594/0x750 [ 61.349996][ T4147] vfs_write+0x280/0xb44 [ 61.351207][ T4147] ksys_write+0x15c/0x26c [ 61.352422][ T4147] __arm64_sys_write+0x7c/0x90 [ 61.353723][ T4147] invoke_syscall+0x98/0x2b8 [ 61.354907][ T4147] el0_svc_common+0x138/0x258 [ 61.356250][ T4147] do_el0_svc+0x58/0x14c [ 61.357353][ T4147] el0_svc+0x7c/0x1f0 [ 61.358527][ T4147] el0t_64_sync_handler+0x84/0xe4 [ 61.359898][ T4147] el0t_64_sync+0x1a0/0x1a4