Warning: Permanently added '10.128.0.196' (ED25519) to the list of known hosts. 1970/01/01 00:00:44 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:45 parsed 1 programs [ 47.870779][ T4029] cgroup: Unknown subsys name 'net' [ 48.138012][ T4029] cgroup: Unknown subsys name 'rlimit' [ 48.496707][ T4029] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 57.234042][ T4059] chnl_net:caif_netlink_parms(): no params data found [ 57.274371][ T4059] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.276263][ T4059] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.278778][ T4059] device bridge_slave_0 entered promiscuous mode [ 57.283367][ T4059] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.285166][ T4059] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.287567][ T4059] device bridge_slave_1 entered promiscuous mode [ 57.304380][ T4059] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.308444][ T4059] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.324121][ T4059] team0: Port device team_slave_0 added [ 57.330777][ T4059] team0: Port device team_slave_1 added [ 57.344822][ T4059] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.346529][ T4059] 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. [ 57.353269][ T4059] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.357647][ T4059] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.359413][ T4059] 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. [ 57.366299][ T4059] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.424447][ T4059] device hsr_slave_0 entered promiscuous mode [ 57.472344][ T4059] device hsr_slave_1 entered promiscuous mode [ 57.615449][ T4059] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.675489][ T4059] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.723906][ T4059] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.833421][ T4059] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.890515][ T4059] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.892380][ T4059] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.894546][ T4059] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.896302][ T4059] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.943947][ T4059] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.954059][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.959213][ T1695] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.963666][ T1695] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.973019][ T4059] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.978637][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.981513][ T1695] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.983351][ T1695] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.002917][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.005395][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.007150][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.010352][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.014488][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.017426][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.024334][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.029450][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.036304][ T4059] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.110434][ T4059] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.113956][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.115946][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.131079][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.146483][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.149329][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.151663][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.158196][ T4059] device veth0_vlan entered promiscuous mode [ 58.167233][ T4059] device veth1_vlan entered promiscuous mode [ 58.172511][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.194417][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.196955][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.203305][ T4059] device veth0_macvtap entered promiscuous mode [ 58.207822][ T4059] device veth1_macvtap entered promiscuous mode [ 58.219809][ T4059] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.221727][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.224633][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.226971][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.229524][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.237675][ T4059] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.240950][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.243633][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 58.247766][ T4059] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.250122][ T4059] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.252897][ T4059] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.255028][ T4059] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.429097][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.431253][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.435497][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 58.459885][ T1695] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 58.462094][ T1695] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 58.464927][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.239546][ T539] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:00:59 executed programs: 0 [ 60.000052][ T4107] chnl_net:caif_netlink_parms(): no params data found [ 60.034859][ T4107] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.036720][ T4107] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.039237][ T4107] device bridge_slave_0 entered promiscuous mode [ 60.043107][ T4107] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.044820][ T4107] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.047131][ T4107] device bridge_slave_1 entered promiscuous mode [ 60.063527][ T4107] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.067677][ T4107] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.082568][ T4107] team0: Port device team_slave_0 added [ 60.085601][ T4107] team0: Port device team_slave_1 added [ 60.098048][ T4107] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.099844][ T4107] 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. [ 60.106465][ T4107] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.110383][ T4107] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.112231][ T4107] 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. [ 60.118388][ T4107] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.183894][ T4107] device hsr_slave_0 entered promiscuous mode [ 60.223356][ T4107] device hsr_slave_1 entered promiscuous mode [ 60.262009][ T4107] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.264167][ T4107] Cannot create hsr debugfs directory [ 61.309775][ T539] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 61.972395][ T4108] Bluetooth: hci0: command 0x0409 tx timeout [ 63.489504][ T539] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.541769][ T539] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.042035][ T1535] Bluetooth: hci0: command 0x041b tx timeout [ 64.554271][ T4107] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.584557][ T4107] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.614953][ T4107] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.663891][ T4107] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.751273][ T4107] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.758278][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.761168][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.768197][ T4107] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.775024][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.777960][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.780082][ T294] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.781744][ T294] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.785275][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.790865][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.793822][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.796365][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.798171][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.804750][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.810396][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.817675][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.821135][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.827584][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.833150][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.835977][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.841073][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.844319][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.849561][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.852905][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.857765][ T4107] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.964546][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.966551][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.973302][ T4107] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.986817][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.989550][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.004900][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 65.007477][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.010212][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.013599][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.017914][ T4107] device veth0_vlan entered promiscuous mode [ 65.025346][ T4107] device veth1_vlan entered promiscuous mode [ 65.040516][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 65.043943][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 65.046341][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.048880][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.054511][ T4107] device veth0_macvtap entered promiscuous mode [ 65.058773][ T4107] device veth1_macvtap entered promiscuous mode [ 65.071121][ T4107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 65.074086][ T4107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.077780][ T4107] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.079748][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.083265][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.085759][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.088753][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.095538][ T4107] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 65.098252][ T4107] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 65.101727][ T4107] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.108375][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.111108][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.114981][ T4107] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.117209][ T4107] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.119374][ T4107] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.121593][ T4107] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.161499][ T148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.164751][ T148] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.175041][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 65.177667][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 65.179876][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 65.183609][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:01:05 executed programs: 2 [ 65.398600][ T4158] [ 65.400263][ T4158] ====================================================== [ 65.403721][ T4158] WARNING: possible circular locking dependency detected [ 65.405605][ T4158] 5.15.178-syzkaller #0 Not tainted [ 65.409362][ T4158] ------------------------------------------------------ [ 65.414561][ T4158] syz.0.16/4158 is trying to acquire lock: [ 65.418845][ T4158] ffff0000d6124c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 65.425822][ T4158] [ 65.425822][ T4158] but task is already holding lock: [ 65.430503][ T4158] ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 65.436661][ T4158] [ 65.436661][ T4158] which lock already depends on the new lock. [ 65.436661][ T4158] [ 65.443559][ T4158] [ 65.443559][ T4158] the existing dependency chain (in reverse order) is: [ 65.449017][ T4158] [ 65.449017][ T4158] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 65.454576][ T4158] __mutex_lock_common+0x194/0x2154 [ 65.458138][ T4158] mutex_lock_nested+0xa4/0xf8 [ 65.461386][ T4158] rfkill_register+0x44/0x7a4 [ 65.463188][ T4158] hci_register_dev+0x3e0/0x880 [ 65.466616][ T4158] vhci_create_device+0x2c4/0x568 [ 65.470235][ T4158] vhci_write+0x318/0x3b8 [ 65.473453][ T4158] vfs_write+0x884/0xb44 [ 65.476303][ T4158] ksys_write+0x15c/0x26c [ 65.479182][ T4158] __arm64_sys_write+0x7c/0x90 [ 65.482186][ T4158] invoke_syscall+0x98/0x2b8 [ 65.484954][ T4158] el0_svc_common+0x138/0x258 [ 65.488384][ T4158] do_el0_svc+0x58/0x14c [ 65.491348][ T4158] el0_svc+0x7c/0x1f0 [ 65.494102][ T4158] el0t_64_sync_handler+0x84/0xe4 [ 65.497201][ T4158] el0t_64_sync+0x1a0/0x1a4 [ 65.500187][ T4158] [ 65.500187][ T4158] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 65.504623][ T4158] __mutex_lock_common+0x194/0x2154 [ 65.507962][ T4158] mutex_lock_nested+0xa4/0xf8 [ 65.511661][ T4158] vhci_send_frame+0x8c/0x10c [ 65.515405][ T4158] hci_send_frame+0x194/0x2f0 [ 65.519022][ T4158] hci_tx_work+0x9ac/0x16cc [ 65.522079][ T4158] process_one_work+0x790/0x11b8 [ 65.525049][ T4158] worker_thread+0x910/0x1034 [ 65.527668][ T4158] kthread+0x37c/0x45c [ 65.530060][ T4158] ret_from_fork+0x10/0x20 [ 65.532712][ T4158] [ 65.532712][ T4158] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 65.537229][ T4158] __flush_work+0xf8/0x1c0 [ 65.540008][ T4158] flush_work+0x24/0x38 [ 65.542414][ T4158] hci_dev_do_close+0x16c/0x1060 [ 65.545322][ T4158] hci_unregister_dev+0x248/0x4d4 [ 65.548178][ T4158] vhci_release+0x74/0xc4 [ 65.550797][ T4158] __fput+0x1c4/0x800 [ 65.553117][ T4158] ____fput+0x20/0x30 [ 65.555578][ T4158] task_work_run+0x130/0x1e4 [ 65.558086][ T4158] do_exit+0x670/0x20bc [ 65.560586][ T4158] do_group_exit+0x110/0x268 [ 65.563409][ T4158] get_signal+0x634/0x1550 [ 65.565713][ T4158] do_notify_resume+0x3d0/0x32b8 [ 65.568739][ T4158] el0_svc+0xfc/0x1f0 [ 65.571139][ T4158] el0t_64_sync_handler+0x84/0xe4 [ 65.574040][ T4158] el0t_64_sync+0x1a0/0x1a4 [ 65.576672][ T4158] [ 65.576672][ T4158] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 65.580494][ T4158] __mutex_lock_common+0x194/0x2154 [ 65.583612][ T4158] mutex_lock_nested+0xa4/0xf8 [ 65.586483][ T4158] bg_scan_update+0x9c/0x470 [ 65.589191][ T4158] process_one_work+0x790/0x11b8 [ 65.592234][ T4158] worker_thread+0x910/0x1034 [ 65.594961][ T4158] kthread+0x37c/0x45c [ 65.597465][ T4158] ret_from_fork+0x10/0x20 [ 65.600166][ T4158] [ 65.600166][ T4158] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 65.605617][ T4158] __lock_acquire+0x32d4/0x7638 [ 65.608419][ T4158] lock_acquire+0x240/0x77c [ 65.610788][ T4158] __flush_work+0xf8/0x1c0 [ 65.613361][ T4158] __cancel_work_timer+0x3ec/0x548 [ 65.616173][ T4158] cancel_work_sync+0x24/0x38 [ 65.618905][ T4158] hci_request_cancel_all+0xcc/0x2d0 [ 65.621787][ T4158] hci_dev_do_close+0x54/0x1060 [ 65.624539][ T4158] hci_rfkill_set_block+0xdc/0x1d0 [ 65.627103][ T4158] rfkill_set_block+0x18c/0x37c [ 65.629256][ T4158] rfkill_fop_write+0x594/0x750 [ 65.631353][ T4158] vfs_write+0x280/0xb44 [ 65.633382][ T4158] ksys_write+0x15c/0x26c [ 65.634913][ T4158] __arm64_sys_write+0x7c/0x90 [ 65.636173][ T4158] invoke_syscall+0x98/0x2b8 [ 65.637761][ T4158] el0_svc_common+0x138/0x258 [ 65.639032][ T4158] do_el0_svc+0x58/0x14c [ 65.640485][ T4158] el0_svc+0x7c/0x1f0 [ 65.641713][ T4158] el0t_64_sync_handler+0x84/0xe4 [ 65.643135][ T4158] el0t_64_sync+0x1a0/0x1a4 [ 65.644389][ T4158] [ 65.644389][ T4158] other info that might help us debug this: [ 65.644389][ T4158] [ 65.647336][ T4158] Chain exists of: [ 65.647336][ T4158] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 65.647336][ T4158] [ 65.651739][ T4158] Possible unsafe locking scenario: [ 65.651739][ T4158] [ 65.653633][ T4158] CPU0 CPU1 [ 65.655076][ T4158] ---- ---- [ 65.656501][ T4158] lock(rfkill_global_mutex); [ 65.657767][ T4158] lock(&data->open_mutex); [ 65.659634][ T4158] lock(rfkill_global_mutex); [ 65.661537][ T4158] lock((work_completion)(&hdev->bg_scan_update)); [ 65.663212][ T4158] [ 65.663212][ T4158] *** DEADLOCK *** [ 65.663212][ T4158] [ 65.665264][ T4158] 1 lock held by syz.0.16/4158: [ 65.666598][ T4158] #0: ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 65.669276][ T4158] [ 65.669276][ T4158] stack backtrace: [ 65.670788][ T4158] CPU: 1 PID: 4158 Comm: syz.0.16 Not tainted 5.15.178-syzkaller #0 [ 65.672857][ T4158] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 65.675512][ T4158] Call trace: [ 65.676416][ T4158] dump_backtrace+0x0/0x530 [ 65.677619][ T4158] show_stack+0x2c/0x3c [ 65.678756][ T4158] dump_stack_lvl+0x108/0x170 [ 65.680000][ T4158] dump_stack+0x1c/0x58 [ 65.681108][ T4158] print_circular_bug+0x150/0x1b8 [ 65.682425][ T4158] check_noncircular+0x2cc/0x378 [ 65.683792][ T4158] __lock_acquire+0x32d4/0x7638 [ 65.685092][ T4158] lock_acquire+0x240/0x77c [ 65.686398][ T4158] __flush_work+0xf8/0x1c0 [ 65.687525][ T4158] __cancel_work_timer+0x3ec/0x548 [ 65.688835][ T4158] cancel_work_sync+0x24/0x38 [ 65.690083][ T4158] hci_request_cancel_all+0xcc/0x2d0 [ 65.691376][ T4158] hci_dev_do_close+0x54/0x1060 [ 65.692626][ T4158] hci_rfkill_set_block+0xdc/0x1d0 [ 65.693991][ T4158] rfkill_set_block+0x18c/0x37c [ 65.695278][ T4158] rfkill_fop_write+0x594/0x750 [ 65.696540][ T4158] vfs_write+0x280/0xb44 [ 65.697606][ T4158] ksys_write+0x15c/0x26c [ 65.698727][ T4158] __arm64_sys_write+0x7c/0x90 [ 65.699972][ T4158] invoke_syscall+0x98/0x2b8 [ 65.701224][ T4158] el0_svc_common+0x138/0x258 [ 65.702458][ T4158] do_el0_svc+0x58/0x14c [ 65.703512][ T4158] el0_svc+0x7c/0x1f0 [ 65.704479][ T4158] el0t_64_sync_handler+0x84/0xe4 [ 65.705808][ T4158] el0t_64_sync+0x1a0/0x1a4 [ 68.780231][ T539] device hsr_slave_0 left promiscuous mode [ 68.832486][ T539] device hsr_slave_1 left promiscuous mode [ 68.941991][ T539] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 68.944028][ T539] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 68.946348][ T539] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 68.948190][ T539] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 68.950336][ T539] device bridge_slave_1 left promiscuous mode [ 68.952043][ T539] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.992888][ T539] device bridge_slave_0 left promiscuous mode [ 68.994656][ T539] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.122186][ T539] device veth1_macvtap left promiscuous mode [ 69.123653][ T539] device veth0_macvtap left promiscuous mode [ 69.125165][ T539] device veth1_vlan left promiscuous mode [ 69.126613][ T539] device veth0_vlan left promiscuous mode [ 69.283390][ T539] team0 (unregistering): Port device team_slave_1 removed [ 69.289723][ T539] team0 (unregistering): Port device team_slave_0 removed [ 69.298791][ T539] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 69.328546][ T539] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 69.447877][ T539] bond0 (unregistering): Released all slaves [ 69.653248][ T13] cfg80211: failed to load regulatory.db [ 69.655218][ T2057] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.656759][ T2057] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:01:10 executed programs: 198 1970/01/01 00:01:15 executed programs: 454