Warning: Permanently added '10.128.1.98' (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 [ 49.141118][ T4023] cgroup: Unknown subsys name 'net' [ 49.375155][ T4023] cgroup: Unknown subsys name 'rlimit' [ 49.709279][ T4023] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 56.797339][ T428] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.799356][ T428] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.801734][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 56.814797][ T148] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.816559][ T148] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.819615][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.325413][ T4087] chnl_net:caif_netlink_parms(): no params data found [ 57.363460][ T4087] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.365075][ T4087] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.367383][ T4087] device bridge_slave_0 entered promiscuous mode [ 57.371702][ T4087] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.373709][ T4087] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.375854][ T4087] device bridge_slave_1 entered promiscuous mode [ 57.391992][ T4087] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.395805][ T4087] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.410650][ T4087] team0: Port device team_slave_0 added [ 57.413572][ T4087] team0: Port device team_slave_1 added [ 57.427935][ T4087] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 57.429641][ T4087] 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. [ 57.434623][ T4087] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 57.438389][ T4087] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 57.439744][ T4087] 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. [ 57.444919][ T4087] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 57.490413][ T4087] device hsr_slave_0 entered promiscuous mode [ 57.549916][ T4087] device hsr_slave_1 entered promiscuous mode [ 57.675515][ T4087] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.713602][ T4087] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.761489][ T4087] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 57.815288][ T4087] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 57.920284][ T4087] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.928523][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.931001][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.934066][ T4087] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.940416][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.942716][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.945219][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.946812][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.949572][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 57.953976][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.956393][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.961545][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.963039][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.967636][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.972482][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.977088][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.981681][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.987785][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 57.991150][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 57.993741][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.003955][ T4087] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.006006][ T4087] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.011965][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.014358][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.017072][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.019890][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.022205][ T428] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.096006][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.097648][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.105541][ T4087] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.116296][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 58.121444][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 58.134825][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 58.137154][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 58.141977][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 58.144360][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 58.150347][ T4087] device veth0_vlan entered promiscuous mode [ 58.156102][ T4087] device veth1_vlan entered promiscuous mode [ 58.170710][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 58.172948][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 58.175074][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 58.177199][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 58.182413][ T4087] device veth0_macvtap entered promiscuous mode [ 58.186382][ T4087] device veth1_macvtap entered promiscuous mode [ 58.196811][ T4087] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 58.203154][ T4087] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 58.206854][ T4087] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.210765][ T4087] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.212479][ T4087] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.214170][ T4087] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 58.217125][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 58.219294][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 58.221348][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 58.223401][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 58.225565][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 58.232443][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 1970/01/01 00:00:58 executed programs: 0 [ 58.456481][ T4115] chnl_net:caif_netlink_parms(): no params data found [ 58.497512][ T4115] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.499640][ T4115] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.501742][ T4115] device bridge_slave_0 entered promiscuous mode [ 58.505658][ T4115] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.507166][ T4115] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.509695][ T4115] device bridge_slave_1 entered promiscuous mode [ 58.525194][ T4115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.528895][ T4115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.545003][ T4115] team0: Port device team_slave_0 added [ 58.547730][ T4115] team0: Port device team_slave_1 added [ 58.561171][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 58.562665][ T4115] 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. [ 58.567958][ T4115] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 58.572173][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 58.573628][ T4115] 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. [ 58.579110][ T4115] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 58.630501][ T4115] device hsr_slave_0 entered promiscuous mode [ 58.658839][ T4115] device hsr_slave_1 entered promiscuous mode [ 58.698346][ T4115] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 58.699869][ T4115] Cannot create hsr debugfs directory [ 58.758636][ T4115] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.419308][ T4028] Bluetooth: hci0: command 0x0409 tx timeout [ 61.285253][ T4115] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.498403][ T4028] Bluetooth: hci0: command 0x041b tx timeout [ 63.843630][ T4115] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.906595][ T4115] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.112723][ T4115] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.152941][ T4115] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.201526][ T4115] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.241992][ T4115] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.379983][ T4115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.387350][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.393901][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.401758][ T4115] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.406920][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.414333][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.416656][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.418128][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.425139][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.427651][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.430095][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.432140][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.433969][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.444291][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.447086][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.450992][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.453915][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.465949][ T4115] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 64.470431][ T4115] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.474101][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.476203][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.479181][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.481728][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.483655][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.485961][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.488289][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.494414][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.572834][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.574482][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.578964][ T3317] Bluetooth: hci0: command 0x040f tx timeout [ 64.582254][ T4115] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.594970][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.597263][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.616105][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.621401][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.623554][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.625506][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.629400][ T4115] device veth0_vlan entered promiscuous mode [ 64.636422][ T4115] device veth1_vlan entered promiscuous mode [ 64.651967][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.654165][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.656243][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.661080][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.668459][ T4115] device veth0_macvtap entered promiscuous mode [ 64.674686][ T4115] device veth1_macvtap entered promiscuous mode [ 64.690392][ T4115] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 64.692588][ T4115] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.695689][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.697277][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.700080][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.702182][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.704563][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.710355][ T4115] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 64.712516][ T4115] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 64.715389][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.717007][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.719219][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.724231][ T4115] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.726044][ T4115] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.727729][ T4115] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.731239][ T4115] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.795802][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.797436][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.809745][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.815514][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.817320][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.820909][ T1371] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.850430][ T4132] [ 64.850897][ T4132] ====================================================== [ 64.852229][ T4132] WARNING: possible circular locking dependency detected [ 64.853688][ T4132] 5.15.173-syzkaller #0 Not tainted [ 64.854709][ T4132] ------------------------------------------------------ [ 64.856050][ T4132] syz.0.15/4132 is trying to acquire lock: [ 64.857188][ T4132] ffff0000d60d8c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 64.859619][ T4132] [ 64.859619][ T4132] but task is already holding lock: [ 64.861105][ T4132] ffff800016f25fe8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 64.863065][ T4132] [ 64.863065][ T4132] which lock already depends on the new lock. [ 64.863065][ T4132] [ 64.865317][ T4132] [ 64.865317][ T4132] the existing dependency chain (in reverse order) is: [ 64.867173][ T4132] [ 64.867173][ T4132] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 64.868811][ T4132] __mutex_lock_common+0x194/0x2154 [ 64.869998][ T4132] mutex_lock_nested+0xa4/0xf8 [ 64.871060][ T4132] rfkill_register+0x44/0x7a4 [ 64.872139][ T4132] hci_register_dev+0x3e0/0x880 [ 64.873253][ T4132] vhci_create_device+0x2c4/0x568 [ 64.874282][ T4132] vhci_write+0x318/0x3b8 [ 64.875271][ T4132] vfs_write+0x884/0xb44 [ 64.876283][ T4132] ksys_write+0x15c/0x26c [ 64.877359][ T4132] __arm64_sys_write+0x7c/0x90 [ 64.878457][ T4132] invoke_syscall+0x98/0x2b8 [ 64.879471][ T4132] el0_svc_common+0x138/0x258 [ 64.880585][ T4132] do_el0_svc+0x58/0x14c [ 64.881414][ T4132] el0_svc+0x7c/0x1f0 [ 64.882336][ T4132] el0t_64_sync_handler+0x84/0xe4 [ 64.883514][ T4132] el0t_64_sync+0x1a0/0x1a4 [ 64.884589][ T4132] [ 64.884589][ T4132] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 64.886224][ T4132] __mutex_lock_common+0x194/0x2154 [ 64.887446][ T4132] mutex_lock_nested+0xa4/0xf8 [ 64.888539][ T4132] vhci_send_frame+0x8c/0x10c [ 64.889646][ T4132] hci_send_frame+0x194/0x2f0 [ 64.890779][ T4132] hci_tx_work+0x9ac/0x16cc [ 64.891940][ T4132] process_one_work+0x790/0x11b8 [ 64.893049][ T4132] worker_thread+0x910/0x1034 [ 64.894140][ T4132] kthread+0x37c/0x45c [ 64.895079][ T4132] ret_from_fork+0x10/0x20 [ 64.896107][ T4132] [ 64.896107][ T4132] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 64.898029][ T4132] __flush_work+0xf8/0x1c0 [ 64.899098][ T4132] flush_work+0x24/0x38 [ 64.900029][ T4132] hci_dev_do_close+0x16c/0x1060 [ 64.901151][ T4132] hci_unregister_dev+0x248/0x4d4 [ 64.902221][ T4132] vhci_release+0x74/0xc4 [ 64.903234][ T4132] __fput+0x1c4/0x800 [ 64.904099][ T4132] ____fput+0x20/0x30 [ 64.905044][ T4132] task_work_run+0x130/0x1e4 [ 64.906125][ T4132] do_exit+0x670/0x20bc [ 64.907046][ T4132] do_group_exit+0x110/0x268 [ 64.908015][ T4132] get_signal+0x634/0x1550 [ 64.909078][ T4132] do_notify_resume+0x3d0/0x32b8 [ 64.910170][ T4132] el0_svc+0xfc/0x1f0 [ 64.911002][ T4132] el0t_64_sync_handler+0x84/0xe4 [ 64.912140][ T4132] el0t_64_sync+0x1a0/0x1a4 [ 64.913188][ T4132] [ 64.913188][ T4132] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 64.914654][ T4132] __mutex_lock_common+0x194/0x2154 [ 64.915850][ T4132] mutex_lock_nested+0xa4/0xf8 [ 64.916973][ T4132] bg_scan_update+0x9c/0x470 [ 64.918013][ T4132] process_one_work+0x790/0x11b8 [ 64.919149][ T4132] worker_thread+0x910/0x1034 [ 64.920246][ T4132] kthread+0x37c/0x45c [ 64.921235][ T4132] ret_from_fork+0x10/0x20 [ 64.922266][ T4132] [ 64.922266][ T4132] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 64.924359][ T4132] __lock_acquire+0x32d4/0x7638 [ 64.925581][ T4132] lock_acquire+0x240/0x77c [ 64.926615][ T4132] __flush_work+0xf8/0x1c0 [ 64.927643][ T4132] __cancel_work_timer+0x3ec/0x548 [ 64.928838][ T4132] cancel_work_sync+0x24/0x38 [ 64.929940][ T4132] hci_request_cancel_all+0xcc/0x2d0 [ 64.931201][ T4132] hci_dev_do_close+0x54/0x1060 [ 64.932411][ T4132] hci_rfkill_set_block+0xdc/0x1d0 [ 64.933622][ T4132] rfkill_set_block+0x18c/0x37c [ 64.934721][ T4132] rfkill_fop_write+0x594/0x750 [ 64.935797][ T4132] vfs_write+0x280/0xb44 [ 64.936763][ T4132] ksys_write+0x15c/0x26c [ 64.937795][ T4132] __arm64_sys_write+0x7c/0x90 [ 64.938936][ T4132] invoke_syscall+0x98/0x2b8 [ 64.940057][ T4132] el0_svc_common+0x138/0x258 [ 64.941163][ T4132] do_el0_svc+0x58/0x14c [ 64.942188][ T4132] el0_svc+0x7c/0x1f0 [ 64.943107][ T4132] el0t_64_sync_handler+0x84/0xe4 [ 64.944209][ T4132] el0t_64_sync+0x1a0/0x1a4 [ 64.945207][ T4132] [ 64.945207][ T4132] other info that might help us debug this: [ 64.945207][ T4132] [ 64.947419][ T4132] Chain exists of: [ 64.947419][ T4132] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 64.947419][ T4132] [ 64.950731][ T4132] Possible unsafe locking scenario: [ 64.950731][ T4132] [ 64.952200][ T4132] CPU0 CPU1 [ 64.953333][ T4132] ---- ---- [ 64.954465][ T4132] lock(rfkill_global_mutex); [ 64.955470][ T4132] lock(&data->open_mutex); [ 64.956989][ T4132] lock(rfkill_global_mutex); [ 64.958555][ T4132] lock((work_completion)(&hdev->bg_scan_update)); [ 64.959887][ T4132] [ 64.959887][ T4132] *** DEADLOCK *** [ 64.959887][ T4132] [ 64.961687][ T4132] 1 lock held by syz.0.15/4132: [ 64.962623][ T4132] #0: ffff800016f25fe8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 64.964669][ T4132] [ 64.964669][ T4132] stack backtrace: [ 64.965971][ T4132] CPU: 0 PID: 4132 Comm: syz.0.15 Not tainted 5.15.173-syzkaller #0 [ 64.967663][ T4132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 64.969732][ T4132] Call trace: [ 64.970392][ T4132] dump_backtrace+0x0/0x530 [ 64.971232][ T4132] show_stack+0x2c/0x3c [ 64.972163][ T4132] dump_stack_lvl+0x108/0x170 [ 64.973128][ T4132] dump_stack+0x1c/0x58 [ 64.973928][ T4132] print_circular_bug+0x150/0x1b8 [ 64.974979][ T4132] check_noncircular+0x2cc/0x378 [ 64.975990][ T4132] __lock_acquire+0x32d4/0x7638 [ 64.977026][ T4132] lock_acquire+0x240/0x77c [ 64.977875][ T4132] __flush_work+0xf8/0x1c0 [ 64.978715][ T4132] __cancel_work_timer+0x3ec/0x548 [ 64.979703][ T4132] cancel_work_sync+0x24/0x38 [ 64.980659][ T4132] hci_request_cancel_all+0xcc/0x2d0 [ 64.981761][ T4132] hci_dev_do_close+0x54/0x1060 [ 64.982807][ T4132] hci_rfkill_set_block+0xdc/0x1d0 [ 64.983864][ T4132] rfkill_set_block+0x18c/0x37c [ 64.984903][ T4132] rfkill_fop_write+0x594/0x750 [ 64.985968][ T4132] vfs_write+0x280/0xb44 [ 64.986853][ T4132] ksys_write+0x15c/0x26c [ 64.987753][ T4132] __arm64_sys_write+0x7c/0x90 [ 64.988752][ T4132] invoke_syscall+0x98/0x2b8 [ 64.989707][ T4132] el0_svc_common+0x138/0x258 [ 64.990659][ T4132] do_el0_svc+0x58/0x14c [ 64.991549][ T4132] el0_svc+0x7c/0x1f0 [ 64.992388][ T4132] el0t_64_sync_handler+0x84/0xe4 [ 64.993459][ T4132] el0t_64_sync+0x1a0/0x1a4