Warning: Permanently added '10.128.1.73' (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 [ 48.793143][ T4027] cgroup: Unknown subsys name 'net' [ 49.014779][ T4027] cgroup: Unknown subsys name 'rlimit' [ 49.390296][ T4027] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 57.354118][ T4049] chnl_net:caif_netlink_parms(): no params data found [ 57.397420][ T4049] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.399427][ T4049] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.401957][ T4049] device bridge_slave_0 entered promiscuous mode [ 57.406376][ T4049] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.408166][ T4049] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.410802][ T4049] device bridge_slave_1 entered promiscuous mode [ 57.431498][ T4049] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.435573][ T4049] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.451663][ T4049] team0: Port device team_slave_0 added [ 57.455008][ T4049] team0: Port device team_slave_1 added [ 57.469164][ T4049] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.470891][ T4049] 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. [ 57.476868][ T4049] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.485334][ T4049] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.487014][ T4049] 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. [ 57.493254][ T4049] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.560705][ T4049] device hsr_slave_0 entered promiscuous mode [ 57.618928][ T4049] device hsr_slave_1 entered promiscuous mode [ 57.752291][ T4049] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.794040][ T4049] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.831936][ T4049] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.895122][ T4049] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.993648][ T4049] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.995767][ T4049] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.998239][ T4049] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.000099][ T4049] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.054849][ T4049] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.065574][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.071300][ T514] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.074473][ T514] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.092874][ T4049] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.100560][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.103112][ T153] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.105024][ T153] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.112754][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.115374][ T153] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.117214][ T153] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.135434][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.138910][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.145235][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.154699][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.162721][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.171981][ T4049] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.249912][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.252201][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.261663][ T4049] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.278177][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.282777][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.299190][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.302666][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.306274][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.311188][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.315598][ T4049] device veth0_vlan entered promiscuous mode [ 58.324874][ T4049] device veth1_vlan entered promiscuous mode [ 58.345202][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.347735][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.352518][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.355858][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.361576][ T4049] device veth0_macvtap entered promiscuous mode [ 58.365957][ T4049] device veth1_macvtap entered promiscuous mode [ 58.382263][ T4049] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.384628][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.387275][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.393255][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.396029][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.401534][ T4049] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.405634][ T4049] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.408162][ T4049] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.411042][ T4049] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.413351][ T4049] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.417336][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.430607][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 59.065355][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.067421][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.071115][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 59.089793][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.091873][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.094881][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.435885][ T597] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.636222][ T597] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.866287][ T597] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.917761][ T597] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:04 executed programs: 0 [ 64.775484][ T4145] chnl_net:caif_netlink_parms(): no params data found [ 64.815849][ T4145] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.817624][ T4145] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.822175][ T4145] device bridge_slave_0 entered promiscuous mode [ 64.826602][ T4145] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.831337][ T4145] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.834021][ T4145] device bridge_slave_1 entered promiscuous mode [ 64.854084][ T4145] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.859095][ T4145] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.876900][ T4145] team0: Port device team_slave_0 added [ 64.892611][ T4145] team0: Port device team_slave_1 added [ 64.907312][ T4145] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.909649][ T4145] 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. [ 64.916542][ T4145] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.921848][ T4145] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.923733][ T4145] 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. [ 64.930954][ T4145] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 65.010383][ T4145] device hsr_slave_0 entered promiscuous mode [ 65.058889][ T4145] device hsr_slave_1 entered promiscuous mode [ 65.108484][ T4145] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 65.110870][ T4145] Cannot create hsr debugfs directory [ 65.683924][ T4145] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 65.710793][ T4145] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 65.750513][ T4145] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 65.796523][ T4145] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 65.982826][ T4145] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.991565][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 65.994422][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 65.999593][ T4145] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.004337][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.007003][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.011664][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.013503][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.026532][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.031423][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.034588][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.037177][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.039057][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.062494][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.065426][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.072084][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.076058][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.087057][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.094198][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.097187][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.101356][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.104065][ T514] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.136416][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.139131][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.142231][ T4145] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.220459][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.222534][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.237647][ T4145] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.258764][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.261476][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.276098][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.282860][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.285627][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.288242][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.295068][ T4145] device veth0_vlan entered promiscuous mode [ 66.303704][ T4145] device veth1_vlan entered promiscuous mode [ 66.324089][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.326597][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.330050][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.333175][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.338032][ T4145] device veth0_macvtap entered promiscuous mode [ 66.343565][ T4145] device veth1_macvtap entered promiscuous mode [ 66.354804][ T4145] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.357605][ T4145] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.362000][ T4145] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.365401][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.369712][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.372584][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.375332][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.381635][ T4145] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 66.384546][ T4145] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.387857][ T4145] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 66.392814][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 66.395601][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 66.401121][ T4145] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.403335][ T4145] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.405513][ T4145] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.407601][ T4145] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 66.505773][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.508051][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.511943][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.532554][ T514] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.534722][ T514] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.537818][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 66.658929][ T4120] Bluetooth: hci0: command 0x0409 tx timeout [ 66.771714][ T4237] [ 66.772341][ T4237] ====================================================== [ 66.774386][ T4237] WARNING: possible circular locking dependency detected [ 66.776313][ T4237] 5.15.178-syzkaller #0 Not tainted [ 66.777710][ T4237] ------------------------------------------------------ [ 66.779584][ T4237] syz.0.16/4237 is trying to acquire lock: [ 66.781073][ T4237] ffff0000d6754c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 66.784215][ T4237] [ 66.784215][ T4237] but task is already holding lock: [ 66.786254][ T4237] ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 66.789237][ T4237] [ 66.789237][ T4237] which lock already depends on the new lock. [ 66.789237][ T4237] [ 66.792420][ T4237] [ 66.792420][ T4237] the existing dependency chain (in reverse order) is: [ 66.795175][ T4237] [ 66.795175][ T4237] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 66.797585][ T4237] __mutex_lock_common+0x194/0x2154 [ 66.799281][ T4237] mutex_lock_nested+0xa4/0xf8 [ 66.800777][ T4237] rfkill_register+0x44/0x7a4 [ 66.802379][ T4237] hci_register_dev+0x3e0/0x880 [ 66.803973][ T4237] vhci_create_device+0x2c4/0x568 [ 66.805518][ T4237] vhci_write+0x318/0x3b8 [ 66.806951][ T4237] vfs_write+0x884/0xb44 [ 66.808313][ T4237] ksys_write+0x15c/0x26c [ 66.809727][ T4237] __arm64_sys_write+0x7c/0x90 [ 66.811301][ T4237] invoke_syscall+0x98/0x2b8 [ 66.812960][ T4237] el0_svc_common+0x138/0x258 [ 66.814305][ T4237] do_el0_svc+0x58/0x14c [ 66.815563][ T4237] el0_svc+0x7c/0x1f0 [ 66.816811][ T4237] el0t_64_sync_handler+0x84/0xe4 [ 66.818278][ T4237] el0t_64_sync+0x1a0/0x1a4 [ 66.820164][ T4237] [ 66.820164][ T4237] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 66.822453][ T4237] __mutex_lock_common+0x194/0x2154 [ 66.824300][ T4237] mutex_lock_nested+0xa4/0xf8 [ 66.825896][ T4237] vhci_send_frame+0x8c/0x10c [ 66.827375][ T4237] hci_send_frame+0x194/0x2f0 [ 66.828907][ T4237] hci_tx_work+0x9ac/0x16cc [ 66.830453][ T4237] process_one_work+0x790/0x11b8 [ 66.831948][ T4237] worker_thread+0x910/0x1034 [ 66.833350][ T4237] kthread+0x37c/0x45c [ 66.834584][ T4237] ret_from_fork+0x10/0x20 [ 66.835904][ T4237] [ 66.835904][ T4237] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 66.838396][ T4237] __flush_work+0xf8/0x1c0 [ 66.839794][ T4237] flush_work+0x24/0x38 [ 66.841052][ T4237] hci_dev_do_close+0x16c/0x1060 [ 66.842539][ T4237] hci_unregister_dev+0x248/0x4d4 [ 66.843992][ T4237] vhci_release+0x74/0xc4 [ 66.845348][ T4237] __fput+0x1c4/0x800 [ 66.846557][ T4237] ____fput+0x20/0x30 [ 66.847801][ T4237] task_work_run+0x130/0x1e4 [ 66.849187][ T4237] do_exit+0x670/0x20bc [ 66.850449][ T4237] do_group_exit+0x110/0x268 [ 66.851864][ T4237] get_signal+0x634/0x1550 [ 66.853220][ T4237] do_notify_resume+0x3d0/0x32b8 [ 66.854630][ T4237] el0_svc+0xfc/0x1f0 [ 66.855837][ T4237] el0t_64_sync_handler+0x84/0xe4 [ 66.857381][ T4237] el0t_64_sync+0x1a0/0x1a4 [ 66.858752][ T4237] [ 66.858752][ T4237] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 66.860832][ T4237] __mutex_lock_common+0x194/0x2154 [ 66.862338][ T4237] mutex_lock_nested+0xa4/0xf8 [ 66.863744][ T4237] bg_scan_update+0x9c/0x470 [ 66.865146][ T4237] process_one_work+0x790/0x11b8 [ 66.866600][ T4237] worker_thread+0x910/0x1034 [ 66.867999][ T4237] kthread+0x37c/0x45c [ 66.869133][ T4237] ret_from_fork+0x10/0x20 [ 66.870378][ T4237] [ 66.870378][ T4237] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 66.873119][ T4237] __lock_acquire+0x32d4/0x7638 [ 66.874556][ T4237] lock_acquire+0x240/0x77c [ 66.875814][ T4237] __flush_work+0xf8/0x1c0 [ 66.877164][ T4237] __cancel_work_timer+0x3ec/0x548 [ 66.878726][ T4237] cancel_work_sync+0x24/0x38 [ 66.880228][ T4237] hci_request_cancel_all+0xcc/0x2d0 [ 66.881785][ T4237] hci_dev_do_close+0x54/0x1060 [ 66.883219][ T4237] hci_rfkill_set_block+0xdc/0x1d0 [ 66.884682][ T4237] rfkill_set_block+0x18c/0x37c [ 66.886185][ T4237] rfkill_fop_write+0x594/0x750 [ 66.887568][ T4237] vfs_write+0x280/0xb44 [ 66.888820][ T4237] ksys_write+0x15c/0x26c [ 66.890097][ T4237] __arm64_sys_write+0x7c/0x90 [ 66.891537][ T4237] invoke_syscall+0x98/0x2b8 [ 66.892887][ T4237] el0_svc_common+0x138/0x258 [ 66.894287][ T4237] do_el0_svc+0x58/0x14c [ 66.895576][ T4237] el0_svc+0x7c/0x1f0 [ 66.896783][ T4237] el0t_64_sync_handler+0x84/0xe4 [ 66.898316][ T4237] el0t_64_sync+0x1a0/0x1a4 [ 66.899617][ T4237] [ 66.899617][ T4237] other info that might help us debug this: [ 66.899617][ T4237] [ 66.902467][ T4237] Chain exists of: [ 66.902467][ T4237] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 66.902467][ T4237] [ 66.906805][ T4237] Possible unsafe locking scenario: [ 66.906805][ T4237] [ 66.908798][ T4237] CPU0 CPU1 [ 66.910227][ T4237] ---- ---- [ 66.911683][ T4237] lock(rfkill_global_mutex); [ 66.912974][ T4237] lock(&data->open_mutex); [ 66.915132][ T4237] lock(rfkill_global_mutex); [ 66.916982][ T4237] lock((work_completion)(&hdev->bg_scan_update)); [ 66.918885][ T4237] [ 66.918885][ T4237] *** DEADLOCK *** [ 66.918885][ T4237] [ 66.921101][ T4237] 1 lock held by syz.0.16/4237: [ 66.922379][ T4237] #0: ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 66.925009][ T4237] [ 66.925009][ T4237] stack backtrace: [ 66.926631][ T4237] CPU: 0 PID: 4237 Comm: syz.0.16 Not tainted 5.15.178-syzkaller #0 [ 66.928762][ T4237] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 66.931479][ T4237] Call trace: [ 66.932339][ T4237] dump_backtrace+0x0/0x530 [ 66.933565][ T4237] show_stack+0x2c/0x3c [ 66.934621][ T4237] dump_stack_lvl+0x108/0x170 [ 66.935899][ T4237] dump_stack+0x1c/0x58 [ 66.936992][ T4237] print_circular_bug+0x150/0x1b8 [ 66.938374][ T4237] check_noncircular+0x2cc/0x378 [ 66.939696][ T4237] __lock_acquire+0x32d4/0x7638 [ 66.941030][ T4237] lock_acquire+0x240/0x77c [ 66.942300][ T4237] __flush_work+0xf8/0x1c0 [ 66.943494][ T4237] __cancel_work_timer+0x3ec/0x548 [ 66.944907][ T4237] cancel_work_sync+0x24/0x38 [ 66.946160][ T4237] hci_request_cancel_all+0xcc/0x2d0 [ 66.947689][ T4237] hci_dev_do_close+0x54/0x1060 [ 66.949006][ T4237] hci_rfkill_set_block+0xdc/0x1d0 [ 66.950352][ T4237] rfkill_set_block+0x18c/0x37c [ 66.951639][ T4237] rfkill_fop_write+0x594/0x750 [ 66.952951][ T4237] vfs_write+0x280/0xb44 [ 66.954039][ T4237] ksys_write+0x15c/0x26c [ 66.955194][ T4237] __arm64_sys_write+0x7c/0x90 [ 66.956491][ T4237] invoke_syscall+0x98/0x2b8 [ 66.957745][ T4237] el0_svc_common+0x138/0x258 [ 66.959015][ T4237] do_el0_svc+0x58/0x14c [ 66.960182][ T4237] el0_svc+0x7c/0x1f0 [ 66.961239][ T4237] el0t_64_sync_handler+0x84/0xe4 [ 66.962579][ T4237] el0t_64_sync+0x1a0/0x1a4