Warning: Permanently added '10.128.1.37' (ED25519) to the list of known hosts. 1970/01/01 00:00:48 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:49 parsed 1 programs [ 52.052166][ T4030] cgroup: Unknown subsys name 'net' [ 52.319454][ T4030] cgroup: Unknown subsys name 'rlimit' [ 52.641970][ T4030] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 62.833896][ T4094] chnl_net:caif_netlink_parms(): no params data found [ 62.873637][ T4094] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.875870][ T4094] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.878604][ T4094] device bridge_slave_0 entered promiscuous mode [ 62.883807][ T4094] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.885791][ T4094] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.888434][ T4094] device bridge_slave_1 entered promiscuous mode [ 62.906218][ T4094] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.910815][ T4094] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.926815][ T4094] team0: Port device team_slave_0 added [ 62.930260][ T4094] team0: Port device team_slave_1 added [ 62.944786][ T4094] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.946644][ T4094] 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. [ 62.954287][ T4094] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.958940][ T4094] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.960770][ T4094] 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. [ 62.968031][ T4094] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.025968][ T4094] device hsr_slave_0 entered promiscuous mode [ 63.063222][ T4094] device hsr_slave_1 entered promiscuous mode [ 63.202400][ T4094] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.257275][ T4094] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.297048][ T4094] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.336155][ T4094] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.401928][ T4094] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.404175][ T4094] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.406647][ T4094] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.408560][ T4094] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.451126][ T4094] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.461757][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.468294][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.471951][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.475615][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 63.486102][ T4094] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.495838][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.498503][ T1613] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.500404][ T1613] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.502627][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.509259][ T1613] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.511240][ T1613] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.530852][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 63.536691][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 63.540312][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 63.548079][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 63.555927][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 63.561054][ T4094] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 63.581203][ T136] ODEBUG: Out of memory. ODEBUG disabled [ 63.638447][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 63.640734][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 63.649098][ T4094] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 63.662003][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 63.674753][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 63.678055][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 63.680647][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 63.685146][ T4094] device veth0_vlan entered promiscuous mode [ 63.691400][ T4094] device veth1_vlan entered promiscuous mode [ 63.706883][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 63.709532][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 63.712252][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 63.716783][ T4094] device veth0_macvtap entered promiscuous mode [ 63.725405][ T4094] device veth1_macvtap entered promiscuous mode [ 63.737950][ T4094] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.740217][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.788742][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.795197][ T4094] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.799324][ T4094] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.801925][ T4094] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.804869][ T4094] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.807203][ T4094] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.811264][ T1613] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.949240][ T1613] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.951504][ T1613] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.955133][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.970813][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.973308][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.976171][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:04 executed programs: 0 [ 64.338839][ T4132] chnl_net:caif_netlink_parms(): no params data found [ 64.371443][ T4132] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.373840][ T4132] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.376444][ T4132] device bridge_slave_0 entered promiscuous mode [ 64.380299][ T4132] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.382429][ T4132] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.385319][ T4132] device bridge_slave_1 entered promiscuous mode [ 64.399126][ T4132] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.403595][ T4132] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.418117][ T4132] team0: Port device team_slave_0 added [ 64.421239][ T4132] team0: Port device team_slave_1 added [ 64.434549][ T4132] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.436571][ T4132] 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. [ 64.444661][ T4132] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.448928][ T4132] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.450879][ T4132] 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. [ 64.458230][ T4132] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.526086][ T4132] device hsr_slave_0 entered promiscuous mode [ 64.563205][ T4132] device hsr_slave_1 entered promiscuous mode [ 64.613076][ T4132] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.615482][ T4132] Cannot create hsr debugfs directory [ 64.669945][ T4132] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.273354][ T25] Bluetooth: hci0: command 0x0409 tx timeout [ 66.806749][ T4132] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.353009][ T25] Bluetooth: hci0: command 0x041b tx timeout [ 69.208684][ T4132] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.289961][ T4132] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.518248][ T4132] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.547606][ T4132] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.585670][ T4132] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.625115][ T4132] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.635377][ T2055] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.637621][ T2055] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.727445][ T4132] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.737757][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.740350][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.749051][ T4132] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.754719][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 69.757734][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.760300][ T153] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.762286][ T153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.769546][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 69.774134][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 69.776929][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.779437][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.781390][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.793120][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 69.796296][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 69.802335][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 69.811373][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.826147][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.828967][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.831778][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.836046][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.838931][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.841672][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.847651][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.852116][ T4132] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.931025][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.933452][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.940888][ T4132] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.952719][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.956625][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.973261][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.976358][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.979531][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.982362][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.988755][ T4132] device veth0_vlan entered promiscuous mode [ 69.995785][ T4132] device veth1_vlan entered promiscuous mode [ 70.009738][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 70.012659][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 70.016398][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 70.019216][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 70.024049][ T4132] device veth0_macvtap entered promiscuous mode [ 70.028119][ T4132] device veth1_macvtap entered promiscuous mode [ 70.037696][ T4132] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 70.040740][ T4132] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.045625][ T4132] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.047751][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.050488][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.054639][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.057445][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.063953][ T4132] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 70.066752][ T4132] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 70.070373][ T4132] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.075996][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.078879][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.084781][ T4132] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.087245][ T4132] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.089733][ T4132] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.092114][ T4132] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.146692][ T153] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.149034][ T153] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.155243][ T394] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 70.166850][ T153] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 70.169225][ T153] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 70.172222][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 70.435195][ T21] Bluetooth: hci0: command 0x040f tx timeout [ 70.556617][ T4145] [ 70.557298][ T4145] ====================================================== [ 70.559268][ T4145] WARNING: possible circular locking dependency detected [ 70.561205][ T4145] 5.15.185-syzkaller #0 Not tainted [ 70.562620][ T4145] ------------------------------------------------------ [ 70.564628][ T4145] syz.0.16/4145 is trying to acquire lock: [ 70.566304][ T4145] ffff0000d1bb8c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xcc/0x1bc [ 70.569525][ T4145] [ 70.569525][ T4145] but task is already holding lock: [ 70.571588][ T4145] ffff800016507d48 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x238/0x5cc [ 70.574246][ T4145] [ 70.574246][ T4145] which lock already depends on the new lock. [ 70.574246][ T4145] [ 70.577403][ T4145] [ 70.577403][ T4145] the existing dependency chain (in reverse order) is: [ 70.579953][ T4145] [ 70.579953][ T4145] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 70.582191][ T4145] __mutex_lock_common+0x194/0x1edc [ 70.583804][ T4145] mutex_lock_nested+0xac/0x11c [ 70.585318][ T4145] rfkill_register+0x44/0x77c [ 70.586892][ T4145] hci_register_dev+0x3d8/0x854 [ 70.588414][ T4145] vhci_create_device+0x2bc/0x564 [ 70.589946][ T4145] vhci_write+0x30c/0x3ac [ 70.591323][ T4145] vfs_write+0x7c8/0xa2c [ 70.592640][ T4145] ksys_write+0x120/0x210 [ 70.594015][ T4145] __arm64_sys_write+0x7c/0x90 [ 70.595446][ T4145] invoke_syscall+0x98/0x2b8 [ 70.596929][ T4145] el0_svc_common+0x138/0x258 [ 70.598427][ T4145] do_el0_svc+0x58/0x14c [ 70.599737][ T4145] el0_svc+0x78/0x1e0 [ 70.600994][ T4145] el0t_64_sync_handler+0xcc/0xe4 [ 70.602602][ T4145] el0t_64_sync+0x1a0/0x1a4 [ 70.603999][ T4145] [ 70.603999][ T4145] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 70.606106][ T4145] __mutex_lock_common+0x194/0x1edc [ 70.607758][ T4145] mutex_lock_nested+0xac/0x11c [ 70.609247][ T4145] vhci_send_frame+0x88/0x118 [ 70.610773][ T4145] hci_send_frame+0x194/0x2f0 [ 70.612219][ T4145] hci_tx_work+0x7e4/0x1394 [ 70.613629][ T4145] process_one_work+0x79c/0x1140 [ 70.615142][ T4145] worker_thread+0x8f4/0x101c [ 70.616602][ T4145] kthread+0x374/0x454 [ 70.617913][ T4145] ret_from_fork+0x10/0x20 [ 70.619261][ T4145] [ 70.619261][ T4145] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 70.621837][ T4145] __flush_work+0xf4/0x1bc [ 70.623208][ T4145] flush_work+0x24/0x38 [ 70.624564][ T4145] hci_dev_do_close+0x164/0x105c [ 70.626111][ T4145] hci_unregister_dev+0x23c/0x4c0 [ 70.627727][ T4145] vhci_release+0x74/0xc4 [ 70.629147][ T4145] __fput+0x1c0/0x7f8 [ 70.630380][ T4145] ____fput+0x20/0x30 [ 70.631652][ T4145] task_work_run+0x12c/0x1e0 [ 70.633084][ T4145] do_exit+0x67c/0x1f58 [ 70.634401][ T4145] do_group_exit+0x100/0x268 [ 70.635810][ T4145] get_signal+0x73c/0x1340 [ 70.637200][ T4145] do_notify_resume+0x29c/0x3128 [ 70.638733][ T4145] el0_da+0x10c/0x1fc [ 70.640007][ T4145] el0t_64_sync_handler+0xd8/0xe4 [ 70.641543][ T4145] el0t_64_sync+0x1a0/0x1a4 [ 70.642999][ T4145] [ 70.642999][ T4145] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 70.645176][ T4145] __mutex_lock_common+0x194/0x1edc [ 70.646818][ T4145] mutex_lock_nested+0xac/0x11c [ 70.648329][ T4145] bg_scan_update+0x48/0x3d0 [ 70.649771][ T4145] process_one_work+0x79c/0x1140 [ 70.651361][ T4145] worker_thread+0x8f4/0x101c [ 70.652848][ T4145] kthread+0x374/0x454 [ 70.654113][ T4145] ret_from_fork+0x10/0x20 [ 70.655471][ T4145] [ 70.655471][ T4145] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 70.658328][ T4145] __lock_acquire+0x2928/0x651c [ 70.659836][ T4145] lock_acquire+0x1f4/0x620 [ 70.661300][ T4145] __flush_work+0xf4/0x1bc [ 70.662645][ T4145] __cancel_work_timer+0x2ec/0x448 [ 70.664217][ T4145] cancel_work_sync+0x24/0x38 [ 70.665678][ T4145] hci_request_cancel_all+0xbc/0x2d0 [ 70.667377][ T4145] hci_dev_do_close+0x54/0x105c [ 70.668919][ T4145] hci_rfkill_set_block+0xdc/0x1d0 [ 70.670530][ T4145] rfkill_set_block+0x18c/0x374 [ 70.672076][ T4145] rfkill_fop_write+0x4a4/0x5cc [ 70.673606][ T4145] vfs_write+0x280/0xa2c [ 70.674999][ T4145] ksys_write+0x120/0x210 [ 70.676378][ T4145] __arm64_sys_write+0x7c/0x90 [ 70.677819][ T4145] invoke_syscall+0x98/0x2b8 [ 70.679250][ T4145] el0_svc_common+0x138/0x258 [ 70.680700][ T4145] do_el0_svc+0x58/0x14c [ 70.682057][ T4145] el0_svc+0x78/0x1e0 [ 70.683383][ T4145] el0t_64_sync_handler+0xcc/0xe4 [ 70.684962][ T4145] el0t_64_sync+0x1a0/0x1a4 [ 70.686340][ T4145] [ 70.686340][ T4145] other info that might help us debug this: [ 70.686340][ T4145] [ 70.689141][ T4145] Chain exists of: [ 70.689141][ T4145] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 70.689141][ T4145] [ 70.693534][ T4145] Possible unsafe locking scenario: [ 70.693534][ T4145] [ 70.695679][ T4145] CPU0 CPU1 [ 70.697133][ T4145] ---- ---- [ 70.698604][ T4145] lock(rfkill_global_mutex); [ 70.699913][ T4145] lock(&data->open_mutex); [ 70.701836][ T4145] lock(rfkill_global_mutex); [ 70.703871][ T4145] lock((work_completion)(&hdev->bg_scan_update)); [ 70.705732][ T4145] [ 70.705732][ T4145] *** DEADLOCK *** [ 70.705732][ T4145] [ 70.707976][ T4145] 1 lock held by syz.0.16/4145: [ 70.709329][ T4145] #0: ffff800016507d48 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x238/0x5cc [ 70.712128][ T4145] [ 70.712128][ T4145] stack backtrace: [ 70.713759][ T4145] CPU: 0 PID: 4145 Comm: syz.0.16 Not tainted 5.15.185-syzkaller #0 [ 70.716078][ T4145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.718805][ T4145] Call trace: [ 70.719681][ T4145] dump_backtrace+0x0/0x43c [ 70.720928][ T4145] show_stack+0x2c/0x3c [ 70.722112][ T4145] __dump_stack+0x30/0x40 [ 70.723307][ T4145] dump_stack_lvl+0xf8/0x160 [ 70.724549][ T4145] dump_stack+0x1c/0x5c [ 70.725678][ T4145] print_circular_bug+0x148/0x1b0 [ 70.727058][ T4145] check_noncircular+0x240/0x2d4 [ 70.728374][ T4145] __lock_acquire+0x2928/0x651c [ 70.729735][ T4145] lock_acquire+0x1f4/0x620 [ 70.730955][ T4145] __flush_work+0xf4/0x1bc [ 70.732211][ T4145] __cancel_work_timer+0x2ec/0x448 [ 70.733607][ T4145] cancel_work_sync+0x24/0x38 [ 70.734935][ T4145] hci_request_cancel_all+0xbc/0x2d0 [ 70.736464][ T4145] hci_dev_do_close+0x54/0x105c [ 70.737795][ T4145] hci_rfkill_set_block+0xdc/0x1d0 [ 70.739238][ T4145] rfkill_set_block+0x18c/0x374 [ 70.740601][ T4145] rfkill_fop_write+0x4a4/0x5cc [ 70.742005][ T4145] vfs_write+0x280/0xa2c [ 70.743151][ T4145] ksys_write+0x120/0x210 [ 70.744367][ T4145] __arm64_sys_write+0x7c/0x90 [ 70.745718][ T4145] invoke_syscall+0x98/0x2b8 [ 70.747055][ T4145] el0_svc_common+0x138/0x258 [ 70.748371][ T4145] do_el0_svc+0x58/0x14c [ 70.749590][ T4145] el0_svc+0x78/0x1e0 [ 70.750744][ T4145] el0t_64_sync_handler+0xcc/0xe4 [ 70.752157][ T4145] el0t_64_sync+0x1a0/0x1a4