Warning: Permanently added '10.128.0.99' (ED25519) to the list of known hosts. 1970/01/01 00:00:46 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:46 parsed 1 programs [ 49.287872][ T4029] cgroup: Unknown subsys name 'net' [ 49.570305][ T4029] cgroup: Unknown subsys name 'rlimit' [ 49.929332][ T4029] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 60.661832][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.663561][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.666799][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 60.682484][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 60.684791][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 60.687103][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 61.314036][ T4073] chnl_net:caif_netlink_parms(): no params data found [ 61.392770][ T4073] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.395777][ T4073] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.398050][ T4073] device bridge_slave_0 entered promiscuous mode [ 61.402154][ T4073] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.403802][ T4073] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.406544][ T4073] device bridge_slave_1 entered promiscuous mode [ 61.430849][ T4073] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.436691][ T4073] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.452243][ T4073] team0: Port device team_slave_0 added [ 61.459962][ T4073] team0: Port device team_slave_1 added [ 61.473513][ T4073] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.476687][ T4073] 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. [ 61.482337][ T4073] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.487171][ T4073] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.488700][ T4073] 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. [ 61.494035][ T4073] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.558799][ T4073] device hsr_slave_0 entered promiscuous mode [ 61.595739][ T4073] device hsr_slave_1 entered promiscuous mode [ 61.726756][ T4073] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 61.767030][ T4073] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 61.797797][ T4073] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 61.846888][ T4073] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 61.960442][ T4073] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.969373][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 61.971829][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 61.979412][ T4073] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.983775][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 61.987359][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 61.989478][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.991115][ T293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 61.993253][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.007757][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.010087][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.012260][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.013732][ T293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.018997][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.036526][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.039025][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.041692][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.043835][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.046742][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.059765][ T4073] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.061888][ T4073] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.065474][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.067668][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.069818][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.072889][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.076940][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.083542][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.146773][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.148497][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.156992][ T4073] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.169440][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.171794][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.187276][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.189584][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.192202][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.195074][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.199431][ T4073] device veth0_vlan entered promiscuous mode [ 62.207381][ T4073] device veth1_vlan entered promiscuous mode [ 62.222697][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.227434][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.229572][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.237277][ T4073] device veth0_macvtap entered promiscuous mode [ 62.241259][ T4073] device veth1_macvtap entered promiscuous mode [ 62.254764][ T4073] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 62.256596][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 62.258850][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 62.261071][ T421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 62.267601][ T4073] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 62.271976][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 62.274051][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 62.278560][ T4073] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.280484][ T4073] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.282296][ T4073] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.284096][ T4073] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 62.641042][ T9] ODEBUG: Out of memory. ODEBUG disabled [ 62.763529][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:03 executed programs: 0 [ 63.232745][ T4109] chnl_net:caif_netlink_parms(): no params data found [ 63.267218][ T4109] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.268855][ T4109] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.271042][ T4109] device bridge_slave_0 entered promiscuous mode [ 63.274068][ T4109] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.275975][ T4109] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.278110][ T4109] device bridge_slave_1 entered promiscuous mode [ 63.290811][ T4109] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.294613][ T4109] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.309693][ T4109] team0: Port device team_slave_0 added [ 63.312423][ T4109] team0: Port device team_slave_1 added [ 63.324099][ T4109] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.325879][ T4109] 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. [ 63.331083][ T4109] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.335043][ T4109] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.336544][ T4109] 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. [ 63.341819][ T4109] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.396204][ T4109] device hsr_slave_0 entered promiscuous mode [ 63.434700][ T4109] device hsr_slave_1 entered promiscuous mode [ 63.484425][ T4109] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 63.486351][ T4109] Cannot create hsr debugfs directory [ 65.089953][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.224645][ T4045] Bluetooth: hci0: command 0x0409 tx timeout [ 67.304274][ T3604] Bluetooth: hci0: command 0x041b tx timeout [ 67.550281][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.602187][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.539855][ T4109] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.596684][ T4109] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.646689][ T4109] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.716575][ T4109] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.786930][ T4109] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.793699][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.795831][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.799842][ T4109] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.803695][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.808813][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.810850][ T293] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.812325][ T293] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.827630][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.829717][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.831832][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.833870][ T293] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.835493][ T293] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.838436][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.840731][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.843176][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.846229][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.848438][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.850597][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.852882][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.855958][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.858718][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.863014][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.866165][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.869891][ T4109] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.931987][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.933767][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.940759][ T4109] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.951163][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.953308][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.963870][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.966862][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.969144][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.971217][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.976333][ T4109] device veth0_vlan entered promiscuous mode [ 68.982472][ T4109] device veth1_vlan entered promiscuous mode [ 68.996089][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.998170][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.000293][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.002429][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.006992][ T4109] device veth0_macvtap entered promiscuous mode [ 69.010604][ T4109] device veth1_macvtap entered promiscuous mode [ 69.019013][ T4109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.021307][ T4109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.025649][ T4109] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.027433][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.029605][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.031777][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.033998][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.061632][ T4109] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.063797][ T4109] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.067200][ T4109] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.068880][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.071233][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.075281][ T4109] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.077176][ T4109] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.078983][ T4109] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.080622][ T4109] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.143458][ T644] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.145748][ T644] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.147819][ T644] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.162839][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.164756][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.167675][ T293] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.349044][ T4164] [ 69.349619][ T4164] ====================================================== [ 69.351268][ T4164] WARNING: possible circular locking dependency detected [ 69.352764][ T4164] 5.15.171-syzkaller #0 Not tainted [ 69.353968][ T4164] ------------------------------------------------------ [ 69.355422][ T4164] syz.0.15/4164 is trying to acquire lock: [ 69.356624][ T4164] ffff0000d6168c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 69.359003][ T4164] [ 69.359003][ T4164] but task is already holding lock: [ 69.360504][ T4164] ffff800016e86ee8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 69.362461][ T4164] [ 69.362461][ T4164] which lock already depends on the new lock. [ 69.362461][ T4164] [ 69.364585][ T4164] [ 69.364585][ T4164] the existing dependency chain (in reverse order) is: [ 69.366312][ T4164] [ 69.366312][ T4164] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 69.367933][ T4164] __mutex_lock_common+0x194/0x2154 [ 69.369146][ T4164] mutex_lock_nested+0xa4/0xf8 [ 69.370183][ T4164] rfkill_register+0x44/0x7a4 [ 69.371185][ T4164] hci_register_dev+0x3e0/0x880 [ 69.372220][ T4164] vhci_create_device+0x2c4/0x568 [ 69.373321][ T4164] vhci_write+0x318/0x3b8 [ 69.374267][ T4164] vfs_write+0x884/0xb44 [ 69.375169][ T4164] ksys_write+0x15c/0x26c [ 69.376273][ T4164] __arm64_sys_write+0x7c/0x90 [ 69.377446][ T4164] invoke_syscall+0x98/0x2b8 [ 69.378469][ T4164] el0_svc_common+0x138/0x258 [ 69.379630][ T4164] do_el0_svc+0x58/0x14c [ 69.380594][ T4164] el0_svc+0x7c/0x1f0 [ 69.381504][ T4164] el0t_64_sync_handler+0x84/0xe4 [ 69.382669][ T4164] el0t_64_sync+0x1a0/0x1a4 [ 69.383664][ T4164] [ 69.383664][ T4164] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 69.385293][ T4164] __mutex_lock_common+0x194/0x2154 [ 69.386462][ T4164] mutex_lock_nested+0xa4/0xf8 [ 69.387497][ T4164] vhci_send_frame+0x8c/0x10c [ 69.388591][ T4164] hci_send_frame+0x194/0x2f0 [ 69.389603][ T4164] hci_tx_work+0x9ac/0x16cc [ 69.390554][ T4164] process_one_work+0x790/0x11b8 [ 69.391631][ T4164] worker_thread+0x910/0x1034 [ 69.392647][ T4164] kthread+0x37c/0x45c [ 69.393541][ T4164] ret_from_fork+0x10/0x20 [ 69.394492][ T4164] [ 69.394492][ T4164] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 69.396377][ T4164] __flush_work+0xf8/0x1c0 [ 69.397429][ T4164] flush_work+0x24/0x38 [ 69.398408][ T4164] hci_dev_do_close+0x16c/0x1060 [ 69.399578][ T4164] hci_unregister_dev+0x248/0x4d4 [ 69.400706][ T4164] vhci_release+0x74/0xc4 [ 69.401766][ T4164] __fput+0x1c4/0x800 [ 69.402676][ T4164] ____fput+0x20/0x30 [ 69.403751][ T4164] task_work_run+0x130/0x1e4 [ 69.404831][ T4164] do_exit+0x670/0x20bc [ 69.405798][ T4164] do_group_exit+0x110/0x268 [ 69.406784][ T4164] get_signal+0x634/0x1550 [ 69.407822][ T4164] do_notify_resume+0x3d0/0x32b8 [ 69.408940][ T4164] el0_svc+0xfc/0x1f0 [ 69.409958][ T4164] el0t_64_sync_handler+0x84/0xe4 [ 69.411140][ T4164] el0t_64_sync+0x1a0/0x1a4 [ 69.412160][ T4164] [ 69.412160][ T4164] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 69.413867][ T4164] __mutex_lock_common+0x194/0x2154 [ 69.415233][ T4164] mutex_lock_nested+0xa4/0xf8 [ 69.416326][ T4164] bg_scan_update+0x9c/0x470 [ 69.417425][ T4164] process_one_work+0x790/0x11b8 [ 69.418526][ T4164] worker_thread+0x910/0x1034 [ 69.419609][ T4164] kthread+0x37c/0x45c [ 69.420658][ T4164] ret_from_fork+0x10/0x20 [ 69.421794][ T4164] [ 69.421794][ T4164] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 69.424063][ T4164] __lock_acquire+0x32d4/0x7638 [ 69.425216][ T4164] lock_acquire+0x240/0x77c [ 69.426210][ T4164] __flush_work+0xf8/0x1c0 [ 69.427234][ T4164] __cancel_work_timer+0x3ec/0x548 [ 69.428330][ T4164] cancel_work_sync+0x24/0x38 [ 69.429323][ T4164] hci_request_cancel_all+0xcc/0x2d0 [ 69.430523][ T4164] hci_dev_do_close+0x54/0x1060 [ 69.431596][ T4164] hci_rfkill_set_block+0xdc/0x1d0 [ 69.432695][ T4164] rfkill_set_block+0x18c/0x37c [ 69.433749][ T4164] rfkill_fop_write+0x594/0x750 [ 69.434777][ T4164] vfs_write+0x280/0xb44 [ 69.435706][ T4164] ksys_write+0x15c/0x26c [ 69.436688][ T4164] __arm64_sys_write+0x7c/0x90 [ 69.437881][ T4164] invoke_syscall+0x98/0x2b8 [ 69.438930][ T4164] el0_svc_common+0x138/0x258 [ 69.439977][ T4164] do_el0_svc+0x58/0x14c [ 69.441012][ T4164] el0_svc+0x7c/0x1f0 [ 69.441947][ T4164] el0t_64_sync_handler+0x84/0xe4 [ 69.443265][ T4164] el0t_64_sync+0x1a0/0x1a4 [ 69.444341][ T4164] [ 69.444341][ T4164] other info that might help us debug this: [ 69.444341][ T4164] [ 69.446431][ T4164] Chain exists of: [ 69.446431][ T4164] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 69.446431][ T4164] [ 69.449835][ T4164] Possible unsafe locking scenario: [ 69.449835][ T4164] [ 69.451393][ T4164] CPU0 CPU1 [ 69.452454][ T4164] ---- ---- [ 69.453589][ T4164] lock(rfkill_global_mutex); [ 69.454677][ T4164] lock(&data->open_mutex); [ 69.456167][ T4164] lock(rfkill_global_mutex); [ 69.457673][ T4164] lock((work_completion)(&hdev->bg_scan_update)); [ 69.458909][ T4164] [ 69.458909][ T4164] *** DEADLOCK *** [ 69.458909][ T4164] [ 69.460666][ T4164] 1 lock held by syz.0.15/4164: [ 69.461635][ T4164] #0: ffff800016e86ee8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 69.463835][ T4164] [ 69.463835][ T4164] stack backtrace: [ 69.465177][ T4164] CPU: 0 PID: 4164 Comm: syz.0.15 Not tainted 5.15.171-syzkaller #0 [ 69.466792][ T4164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 69.468888][ T4164] Call trace: [ 69.469614][ T4164] dump_backtrace+0x0/0x530 [ 69.470720][ T4164] show_stack+0x2c/0x3c [ 69.471573][ T4164] dump_stack_lvl+0x108/0x170 [ 69.472613][ T4164] dump_stack+0x1c/0x58 [ 69.473656][ T4164] print_circular_bug+0x150/0x1b8 [ 69.474787][ T4164] check_noncircular+0x2cc/0x378 [ 69.475811][ T4164] __lock_acquire+0x32d4/0x7638 [ 69.476863][ T4164] lock_acquire+0x240/0x77c [ 69.477945][ T4164] __flush_work+0xf8/0x1c0 [ 69.478828][ T4164] __cancel_work_timer+0x3ec/0x548 [ 69.479978][ T4164] cancel_work_sync+0x24/0x38 [ 69.481022][ T4164] hci_request_cancel_all+0xcc/0x2d0 [ 69.482170][ T4164] hci_dev_do_close+0x54/0x1060 [ 69.483307][ T4164] hci_rfkill_set_block+0xdc/0x1d0 [ 69.484398][ T4164] rfkill_set_block+0x18c/0x37c [ 69.485431][ T4164] rfkill_fop_write+0x594/0x750 [ 69.486465][ T4164] vfs_write+0x280/0xb44 [ 69.487323][ T4164] ksys_write+0x15c/0x26c [ 69.488129][ T4164] __arm64_sys_write+0x7c/0x90 [ 69.489201][ T4164] invoke_syscall+0x98/0x2b8 [ 69.490128][ T4164] el0_svc_common+0x138/0x258 [ 69.491119][ T4164] do_el0_svc+0x58/0x14c [ 69.492065][ T4164] el0_svc+0x7c/0x1f0 [ 69.492863][ T4164] el0t_64_sync_handler+0x84/0xe4 [ 69.493977][ T4164] el0t_64_sync+0x1a0/0x1a4 [ 69.496124][ T4126] Bluetooth: hci0: command 0x040f tx timeout [ 69.625291][ T2055] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.626638][ T2055] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.634817][ T7] cfg80211: failed to load regulatory.db