Warning: Permanently added '10.128.0.218' (ED25519) to the list of known hosts. 1970/01/01 00:00:45 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:46 parsed 1 programs [ 48.542825][ T4022] cgroup: Unknown subsys name 'net' [ 48.814480][ T4022] cgroup: Unknown subsys name 'rlimit' [ 49.151319][ T4022] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 56.649710][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.651959][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.654527][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 56.669658][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.671788][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.674301][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.057379][ T4076] chnl_net:caif_netlink_parms(): no params data found [ 57.095277][ T4076] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.097304][ T4076] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.101437][ T4076] device bridge_slave_0 entered promiscuous mode [ 57.105633][ T4076] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.107475][ T4076] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.110102][ T4076] device bridge_slave_1 entered promiscuous mode [ 57.126237][ T4076] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.130512][ T4076] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.146575][ T4076] team0: Port device team_slave_0 added [ 57.150295][ T4076] team0: Port device team_slave_1 added [ 57.163235][ T4076] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.165035][ T4076] 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. [ 57.171826][ T4076] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.175949][ T4076] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.177676][ T4076] 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. [ 57.184365][ T4076] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.241145][ T4076] device hsr_slave_0 entered promiscuous mode [ 57.309251][ T4076] device hsr_slave_1 entered promiscuous mode [ 57.472049][ T4076] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.522663][ T4076] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.562189][ T4076] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.611046][ T4076] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.701428][ T4076] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.708693][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.711708][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.717899][ T4076] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.724753][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.727426][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.730561][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.732477][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.743768][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.746160][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.748936][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.751887][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.753775][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.756127][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.774281][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.777395][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.782169][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.785158][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.787812][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 57.795650][ T4076] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 57.798236][ T4076] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 57.807098][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.810083][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.813051][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.816134][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.818674][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.823428][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.872543][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 57.874626][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 57.882951][ T4076] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.898972][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 57.901622][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 57.906830][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 57.909879][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 57.912809][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 57.915053][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 57.919335][ T4076] device veth0_vlan entered promiscuous mode [ 57.926477][ T4076] device veth1_vlan entered promiscuous mode [ 57.941504][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 57.944057][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 57.946438][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 57.950491][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 57.954681][ T4076] device veth0_macvtap entered promiscuous mode [ 57.960474][ T4076] device veth1_macvtap entered promiscuous mode [ 57.971085][ T4076] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 57.973305][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 57.975707][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 57.978147][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 57.984129][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 57.990645][ T4076] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 57.993862][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 57.996780][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.001744][ T4076] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.004060][ T4076] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.006294][ T4076] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.008516][ T4076] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:58 executed programs: 0 [ 58.970186][ T4117] chnl_net:caif_netlink_parms(): no params data found [ 59.002349][ T4117] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.004248][ T4117] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.006711][ T4117] device bridge_slave_0 entered promiscuous mode [ 59.010329][ T4117] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.012398][ T4117] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.014771][ T4117] device bridge_slave_1 entered promiscuous mode [ 59.032816][ T4117] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.036926][ T4117] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.050103][ T4117] team0: Port device team_slave_0 added [ 59.053123][ T4117] team0: Port device team_slave_1 added [ 59.065465][ T4117] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.067238][ T4117] 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. [ 59.074619][ T4117] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.082094][ T4117] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.083843][ T4117] 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. [ 59.094165][ T4117] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.150883][ T4117] device hsr_slave_0 entered promiscuous mode [ 59.199186][ T4117] device hsr_slave_1 entered promiscuous mode [ 59.239127][ T4117] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 59.241349][ T4117] Cannot create hsr debugfs directory [ 59.290434][ T4117] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.899517][ T1535] Bluetooth: hci0: command 0x0409 tx timeout [ 61.705136][ T4117] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.979513][ T4100] Bluetooth: hci0: command 0x041b tx timeout [ 63.173954][ T4117] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.256883][ T4117] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.677198][ T4117] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.732884][ T4117] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.770882][ T4117] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.821020][ T4117] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.918467][ T4117] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.929739][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.932281][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.937511][ T4117] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.946946][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.950535][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.952954][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.955156][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.967142][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.969752][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.972354][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.974934][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.976637][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.982656][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.995067][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 63.997864][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.004483][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.007157][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.011698][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.014228][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.016733][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.029459][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.034754][ T4117] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.043078][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.045643][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.112996][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.115031][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.130891][ T4117] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.150234][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.152827][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.157894][ T4117] device veth0_vlan entered promiscuous mode [ 64.163956][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.166540][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.169938][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.172756][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.176114][ T4117] device veth1_vlan entered promiscuous mode [ 64.193331][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.195765][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.198441][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.202461][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.206758][ T4117] device veth0_macvtap entered promiscuous mode [ 64.211840][ T4117] device veth1_macvtap entered promiscuous mode [ 64.224358][ T4117] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.227209][ T4117] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.231745][ T4117] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.234212][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.236702][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.239962][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.243277][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.247322][ T4117] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.250229][ T4117] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.253564][ T4117] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.255538][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.258624][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.264635][ T4117] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.267025][ T4117] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.270279][ T4117] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.272529][ T4117] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.316530][ T581] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.318576][ T581] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.321971][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.335892][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.338237][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.343705][ T581] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.445682][ T4129] [ 64.446378][ T4129] ====================================================== [ 64.448134][ T4129] WARNING: possible circular locking dependency detected [ 64.449979][ T4129] 5.15.175-syzkaller #0 Not tainted [ 64.451301][ T4129] ------------------------------------------------------ [ 64.452994][ T4129] syz.0.16/4129 is trying to acquire lock: [ 64.454513][ T4129] ffff0000d54a8c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 64.457297][ T4129] [ 64.457297][ T4129] but task is already holding lock: [ 64.459271][ T4129] ffff800016f36ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 64.461843][ T4129] [ 64.461843][ T4129] which lock already depends on the new lock. [ 64.461843][ T4129] [ 64.464472][ T4129] [ 64.464472][ T4129] the existing dependency chain (in reverse order) is: [ 64.466792][ T4129] [ 64.466792][ T4129] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 64.468803][ T4129] __mutex_lock_common+0x194/0x2154 [ 64.470271][ T4129] mutex_lock_nested+0xa4/0xf8 [ 64.471607][ T4129] rfkill_register+0x44/0x7a4 [ 64.473017][ T4129] hci_register_dev+0x3e0/0x880 [ 64.474414][ T4129] vhci_create_device+0x2c4/0x568 [ 64.475826][ T4129] vhci_write+0x318/0x3b8 [ 64.477036][ T4129] vfs_write+0x884/0xb44 [ 64.478303][ T4129] ksys_write+0x15c/0x26c [ 64.479545][ T4129] __arm64_sys_write+0x7c/0x90 [ 64.480898][ T4129] invoke_syscall+0x98/0x2b8 [ 64.482273][ T4129] el0_svc_common+0x138/0x258 [ 64.483592][ T4129] do_el0_svc+0x58/0x14c [ 64.484783][ T4129] el0_svc+0x7c/0x1f0 [ 64.485922][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 64.487343][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 64.488665][ T4129] [ 64.488665][ T4129] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 64.490774][ T4129] __mutex_lock_common+0x194/0x2154 [ 64.492190][ T4129] mutex_lock_nested+0xa4/0xf8 [ 64.493503][ T4129] vhci_send_frame+0x8c/0x10c [ 64.494786][ T4129] hci_send_frame+0x194/0x2f0 [ 64.496073][ T4129] hci_tx_work+0x9ac/0x16cc [ 64.497365][ T4129] process_one_work+0x790/0x11b8 [ 64.498760][ T4129] worker_thread+0x910/0x1034 [ 64.500117][ T4129] kthread+0x37c/0x45c [ 64.501236][ T4129] ret_from_fork+0x10/0x20 [ 64.502501][ T4129] [ 64.502501][ T4129] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 64.504951][ T4129] __flush_work+0xf8/0x1c0 [ 64.506283][ T4129] flush_work+0x24/0x38 [ 64.507472][ T4129] hci_dev_do_close+0x16c/0x1060 [ 64.508812][ T4129] hci_unregister_dev+0x248/0x4d4 [ 64.510257][ T4129] vhci_release+0x74/0xc4 [ 64.511488][ T4129] __fput+0x1c4/0x800 [ 64.512669][ T4129] ____fput+0x20/0x30 [ 64.513876][ T4129] task_work_run+0x130/0x1e4 [ 64.515198][ T4129] do_exit+0x670/0x20bc [ 64.516356][ T4129] do_group_exit+0x110/0x268 [ 64.517714][ T4129] get_signal+0x634/0x1550 [ 64.519005][ T4129] do_notify_resume+0x3d0/0x32b8 [ 64.520415][ T4129] el0_svc+0xfc/0x1f0 [ 64.521573][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 64.522987][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 64.524289][ T4129] [ 64.524289][ T4129] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 64.526264][ T4129] __mutex_lock_common+0x194/0x2154 [ 64.527673][ T4129] mutex_lock_nested+0xa4/0xf8 [ 64.528922][ T4129] bg_scan_update+0x9c/0x470 [ 64.530238][ T4129] process_one_work+0x790/0x11b8 [ 64.531650][ T4129] worker_thread+0x910/0x1034 [ 64.533018][ T4129] kthread+0x37c/0x45c [ 64.534163][ T4129] ret_from_fork+0x10/0x20 [ 64.535439][ T4129] [ 64.535439][ T4129] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 64.537921][ T4129] __lock_acquire+0x32d4/0x7638 [ 64.539401][ T4129] lock_acquire+0x240/0x77c [ 64.540661][ T4129] __flush_work+0xf8/0x1c0 [ 64.541907][ T4129] __cancel_work_timer+0x3ec/0x548 [ 64.543375][ T4129] cancel_work_sync+0x24/0x38 [ 64.544763][ T4129] hci_request_cancel_all+0xcc/0x2d0 [ 64.546282][ T4129] hci_dev_do_close+0x54/0x1060 [ 64.547666][ T4129] hci_rfkill_set_block+0xdc/0x1d0 [ 64.549128][ T4129] rfkill_set_block+0x18c/0x37c [ 64.550481][ T4129] rfkill_fop_write+0x594/0x750 [ 64.551873][ T4129] vfs_write+0x280/0xb44 [ 64.553126][ T4129] ksys_write+0x15c/0x26c [ 64.554336][ T4129] __arm64_sys_write+0x7c/0x90 [ 64.555632][ T4129] invoke_syscall+0x98/0x2b8 [ 64.556936][ T4129] el0_svc_common+0x138/0x258 [ 64.558313][ T4129] do_el0_svc+0x58/0x14c [ 64.559548][ T4129] el0_svc+0x7c/0x1f0 [ 64.560746][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 64.562219][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 64.563444][ T4129] [ 64.563444][ T4129] other info that might help us debug this: [ 64.563444][ T4129] [ 64.566010][ T4129] Chain exists of: [ 64.566010][ T4129] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 64.566010][ T4129] [ 64.570169][ T4129] Possible unsafe locking scenario: [ 64.570169][ T4129] [ 64.572118][ T4129] CPU0 CPU1 [ 64.573504][ T4129] ---- ---- [ 64.574865][ T4129] lock(rfkill_global_mutex); [ 64.576085][ T4129] lock(&data->open_mutex); [ 64.577986][ T4129] lock(rfkill_global_mutex); [ 64.579870][ T4129] lock((work_completion)(&hdev->bg_scan_update)); [ 64.581526][ T4129] [ 64.581526][ T4129] *** DEADLOCK *** [ 64.581526][ T4129] [ 64.583567][ T4129] 1 lock held by syz.0.16/4129: [ 64.584815][ T4129] #0: ffff800016f36ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 64.587369][ T4129] [ 64.587369][ T4129] stack backtrace: [ 64.588879][ T4129] CPU: 0 PID: 4129 Comm: syz.0.16 Not tainted 5.15.175-syzkaller #0 [ 64.590966][ T4129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 [ 64.593540][ T4129] Call trace: [ 64.594398][ T4129] dump_backtrace+0x0/0x530 [ 64.595559][ T4129] show_stack+0x2c/0x3c [ 64.596639][ T4129] dump_stack_lvl+0x108/0x170 [ 64.597968][ T4129] dump_stack+0x1c/0x58 [ 64.599056][ T4129] print_circular_bug+0x150/0x1b8 [ 64.600313][ T4129] check_noncircular+0x2cc/0x378 [ 64.601657][ T4129] __lock_acquire+0x32d4/0x7638 [ 64.602891][ T4129] lock_acquire+0x240/0x77c [ 64.604024][ T4129] __flush_work+0xf8/0x1c0 [ 64.605093][ T4129] __cancel_work_timer+0x3ec/0x548 [ 64.606429][ T4129] cancel_work_sync+0x24/0x38 [ 64.607569][ T4129] hci_request_cancel_all+0xcc/0x2d0 [ 64.608920][ T4129] hci_dev_do_close+0x54/0x1060 [ 64.610147][ T4129] hci_rfkill_set_block+0xdc/0x1d0 [ 64.611472][ T4129] rfkill_set_block+0x18c/0x37c [ 64.612705][ T4129] rfkill_fop_write+0x594/0x750 [ 64.614013][ T4129] vfs_write+0x280/0xb44 [ 64.615079][ T4129] ksys_write+0x15c/0x26c [ 64.616256][ T4129] __arm64_sys_write+0x7c/0x90 [ 64.617474][ T4129] invoke_syscall+0x98/0x2b8 [ 64.618672][ T4129] el0_svc_common+0x138/0x258 [ 64.619831][ T4129] do_el0_svc+0x58/0x14c [ 64.620982][ T4129] el0_svc+0x7c/0x1f0 [ 64.622026][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 64.623298][ T4129] el0t_64_sync+0x1a0/0x1a4