Warning: Permanently added '10.128.0.227' (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 [ 48.004631][ T4035] cgroup: Unknown subsys name 'net' [ 48.306007][ T4035] cgroup: Unknown subsys name 'rlimit' [ 48.739448][ T4035] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 56.080463][ T4042] chnl_net:caif_netlink_parms(): no params data found [ 56.124290][ T4042] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.126218][ T4042] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.128787][ T4042] device bridge_slave_0 entered promiscuous mode [ 56.133710][ T4042] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.135576][ T4042] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.138342][ T4042] device bridge_slave_1 entered promiscuous mode [ 56.155143][ T4042] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.159803][ T4042] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.175578][ T4042] team0: Port device team_slave_0 added [ 56.179851][ T4042] team0: Port device team_slave_1 added [ 56.194399][ T4042] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 56.196189][ T4042] 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. [ 56.203271][ T4042] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 56.208288][ T4042] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 56.210167][ T4042] 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. [ 56.216406][ T4042] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 56.280220][ T4042] device hsr_slave_0 entered promiscuous mode [ 56.338469][ T4042] device hsr_slave_1 entered promiscuous mode [ 56.456006][ T4042] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 56.491874][ T4042] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.540617][ T4042] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.581059][ T4042] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.647758][ T4042] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.649822][ T4042] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.652310][ T4042] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.654241][ T4042] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.702845][ T4042] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.710899][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.715300][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.720340][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.723349][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 56.731126][ T4042] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.742714][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.745404][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.747327][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.749906][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.752865][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.754846][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.770746][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.777282][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.780859][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.790574][ T153] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.796400][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.802163][ T4042] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.876998][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 56.880557][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 56.887474][ T4042] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.901248][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 56.914720][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 56.919300][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 56.921992][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 56.926782][ T4042] device veth0_vlan entered promiscuous mode [ 56.935750][ T4042] device veth1_vlan entered promiscuous mode [ 56.951278][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 56.954106][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 56.957087][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 56.962443][ T4042] device veth0_macvtap entered promiscuous mode [ 56.967262][ T4042] device veth1_macvtap entered promiscuous mode [ 56.981926][ T4042] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 56.984156][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 56.987558][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 56.994516][ T4042] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 56.996738][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 57.003100][ T4042] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.005493][ T4042] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.007980][ T4042] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.010379][ T4042] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 57.364068][ T153] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 60.145259][ T153] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.424704][ T153] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.486231][ T153] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 63.555695][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.570149][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.583884][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 63.593598][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 63.595643][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 63.602469][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 63.809047][ T153] device hsr_slave_0 left promiscuous mode [ 63.839868][ T153] device hsr_slave_1 left promiscuous mode [ 63.938355][ T153] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 63.940442][ T153] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 63.944367][ T153] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 63.946531][ T153] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 63.949587][ T153] device bridge_slave_1 left promiscuous mode [ 63.952203][ T153] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.001377][ T153] device bridge_slave_0 left promiscuous mode [ 64.003233][ T153] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.138527][ T153] device veth1_macvtap left promiscuous mode [ 64.140538][ T153] device veth0_macvtap left promiscuous mode [ 64.142137][ T153] device veth1_vlan left promiscuous mode [ 64.143979][ T153] device veth0_vlan left promiscuous mode [ 64.356012][ T153] team0 (unregistering): Port device team_slave_1 removed [ 64.366967][ T153] team0 (unregistering): Port device team_slave_0 removed [ 64.376757][ T153] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 64.425671][ T153] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 64.566795][ T153] bond0 (unregistering): Released all slaves 1970/01/01 00:01:05 executed programs: 0 [ 66.210102][ T4232] chnl_net:caif_netlink_parms(): no params data found [ 66.287985][ T4232] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.290011][ T4232] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.292663][ T4232] device bridge_slave_0 entered promiscuous mode [ 66.305174][ T4232] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.307159][ T4232] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.309999][ T4232] device bridge_slave_1 entered promiscuous mode [ 66.334344][ T4232] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.350714][ T4232] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.383034][ T4232] team0: Port device team_slave_0 added [ 66.386940][ T4232] team0: Port device team_slave_1 added [ 66.424697][ T4232] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.426521][ T4232] 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. [ 66.434375][ T4232] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.440449][ T4232] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.443257][ T4232] 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. [ 66.451514][ T4232] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.520221][ T4232] device hsr_slave_0 entered promiscuous mode [ 66.558456][ T4232] device hsr_slave_1 entered promiscuous mode [ 67.084640][ T153] ODEBUG: Out of memory. ODEBUG disabled [ 67.357354][ T4232] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.410379][ T4232] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.431111][ T4232] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.460246][ T4232] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.544623][ T4232] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.554741][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.557389][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.564371][ T4232] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.569877][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.572698][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.575341][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.577143][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.588813][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.591600][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.594292][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.597041][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.599072][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.603801][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.619849][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.623374][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.626766][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.629971][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.632846][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.635435][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.638642][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.644765][ T4232] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 67.650670][ T4232] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.653887][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.656645][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.661558][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.738762][ T4232] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.741551][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.743659][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.760167][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.762940][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.775332][ T1724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.780953][ T1724] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.784909][ T1724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.787819][ T1724] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.793307][ T4232] device veth0_vlan entered promiscuous mode [ 67.800602][ T4232] device veth1_vlan entered promiscuous mode [ 67.821838][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.824474][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.827118][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.831012][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.835944][ T4232] device veth0_macvtap entered promiscuous mode [ 67.841539][ T4232] device veth1_macvtap entered promiscuous mode [ 67.852011][ T4232] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.854154][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.857201][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.861546][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.864839][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.870093][ T4232] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.874156][ T4232] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.876640][ T4232] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.880267][ T4232] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.882681][ T4232] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.887385][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.892036][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.976361][ T1846] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.978852][ T1846] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.981762][ T1846] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.999772][ T1846] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.001996][ T1846] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.005040][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.029211][ T4282] Bluetooth: hci0: command 0x0409 tx timeout [ 68.066303][ T4350] [ 68.066946][ T4350] ====================================================== [ 68.068805][ T4350] WARNING: possible circular locking dependency detected [ 68.070581][ T4350] 5.15.178-syzkaller #0 Not tainted [ 68.071916][ T4350] ------------------------------------------------------ [ 68.073709][ T4350] syz.0.16/4350 is trying to acquire lock: [ 68.075210][ T4350] ffff0000c1604c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 68.078131][ T4350] [ 68.078131][ T4350] but task is already holding lock: [ 68.080092][ T4350] ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 68.082671][ T4350] [ 68.082671][ T4350] which lock already depends on the new lock. [ 68.082671][ T4350] [ 68.085413][ T4350] [ 68.085413][ T4350] the existing dependency chain (in reverse order) is: [ 68.087854][ T4350] [ 68.087854][ T4350] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 68.089895][ T4350] __mutex_lock_common+0x194/0x2154 [ 68.091372][ T4350] mutex_lock_nested+0xa4/0xf8 [ 68.092829][ T4350] rfkill_register+0x44/0x7a4 [ 68.094101][ T4350] hci_register_dev+0x3e0/0x880 [ 68.095469][ T4350] vhci_create_device+0x2c4/0x568 [ 68.096908][ T4350] vhci_write+0x318/0x3b8 [ 68.098243][ T4350] vfs_write+0x884/0xb44 [ 68.099448][ T4350] ksys_write+0x15c/0x26c [ 68.100714][ T4350] __arm64_sys_write+0x7c/0x90 [ 68.102081][ T4350] invoke_syscall+0x98/0x2b8 [ 68.103395][ T4350] el0_svc_common+0x138/0x258 [ 68.104705][ T4350] do_el0_svc+0x58/0x14c [ 68.105975][ T4350] el0_svc+0x7c/0x1f0 [ 68.107051][ T4350] el0t_64_sync_handler+0x84/0xe4 [ 68.108396][ T4350] el0t_64_sync+0x1a0/0x1a4 [ 68.109676][ T4350] [ 68.109676][ T4350] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 68.111645][ T4350] __mutex_lock_common+0x194/0x2154 [ 68.113024][ T4350] mutex_lock_nested+0xa4/0xf8 [ 68.114296][ T4350] vhci_send_frame+0x8c/0x10c [ 68.115624][ T4350] hci_send_frame+0x194/0x2f0 [ 68.116892][ T4350] hci_tx_work+0x9ac/0x16cc [ 68.118185][ T4350] process_one_work+0x790/0x11b8 [ 68.119649][ T4350] worker_thread+0x910/0x1034 [ 68.121050][ T4350] kthread+0x37c/0x45c [ 68.122217][ T4350] ret_from_fork+0x10/0x20 [ 68.123493][ T4350] [ 68.123493][ T4350] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 68.125902][ T4350] __flush_work+0xf8/0x1c0 [ 68.127199][ T4350] flush_work+0x24/0x38 [ 68.128441][ T4350] hci_dev_do_close+0x16c/0x1060 [ 68.130236][ T4350] hci_unregister_dev+0x248/0x4d4 [ 68.131671][ T4350] vhci_release+0x74/0xc4 [ 68.132963][ T4350] __fput+0x1c4/0x800 [ 68.134160][ T4350] ____fput+0x20/0x30 [ 68.135359][ T4350] task_work_run+0x130/0x1e4 [ 68.136835][ T4350] do_exit+0x670/0x20bc [ 68.138141][ T4350] do_group_exit+0x110/0x268 [ 68.139608][ T4350] get_signal+0x634/0x1550 [ 68.141127][ T4350] do_notify_resume+0x3d0/0x32b8 [ 68.142601][ T4350] el0_svc+0xfc/0x1f0 [ 68.143956][ T4350] el0t_64_sync_handler+0x84/0xe4 [ 68.145561][ T4350] el0t_64_sync+0x1a0/0x1a4 [ 68.146846][ T4350] [ 68.146846][ T4350] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 68.149308][ T4350] __mutex_lock_common+0x194/0x2154 [ 68.150860][ T4350] mutex_lock_nested+0xa4/0xf8 [ 68.152237][ T4350] bg_scan_update+0x9c/0x470 [ 68.153634][ T4350] process_one_work+0x790/0x11b8 [ 68.155227][ T4350] worker_thread+0x910/0x1034 [ 68.156642][ T4350] kthread+0x37c/0x45c [ 68.157845][ T4350] ret_from_fork+0x10/0x20 [ 68.159214][ T4350] [ 68.159214][ T4350] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 68.161856][ T4350] __lock_acquire+0x32d4/0x7638 [ 68.163292][ T4350] lock_acquire+0x240/0x77c [ 68.164698][ T4350] __flush_work+0xf8/0x1c0 [ 68.166075][ T4350] __cancel_work_timer+0x3ec/0x548 [ 68.167666][ T4350] cancel_work_sync+0x24/0x38 [ 68.169091][ T4350] hci_request_cancel_all+0xcc/0x2d0 [ 68.170592][ T4350] hci_dev_do_close+0x54/0x1060 [ 68.172059][ T4350] hci_rfkill_set_block+0xdc/0x1d0 [ 68.173575][ T4350] rfkill_set_block+0x18c/0x37c [ 68.175062][ T4350] rfkill_fop_write+0x594/0x750 [ 68.176520][ T4350] vfs_write+0x280/0xb44 [ 68.177879][ T4350] ksys_write+0x15c/0x26c [ 68.179246][ T4350] __arm64_sys_write+0x7c/0x90 [ 68.180721][ T4350] invoke_syscall+0x98/0x2b8 [ 68.182078][ T4350] el0_svc_common+0x138/0x258 [ 68.183456][ T4350] do_el0_svc+0x58/0x14c [ 68.184909][ T4350] el0_svc+0x7c/0x1f0 [ 68.186180][ T4350] el0t_64_sync_handler+0x84/0xe4 [ 68.187672][ T4350] el0t_64_sync+0x1a0/0x1a4 [ 68.189012][ T4350] [ 68.189012][ T4350] other info that might help us debug this: [ 68.189012][ T4350] [ 68.191893][ T4350] Chain exists of: [ 68.191893][ T4350] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 68.191893][ T4350] [ 68.196210][ T4350] Possible unsafe locking scenario: [ 68.196210][ T4350] [ 68.198122][ T4350] CPU0 CPU1 [ 68.199487][ T4350] ---- ---- [ 68.200864][ T4350] lock(rfkill_global_mutex); [ 68.202136][ T4350] lock(&data->open_mutex); [ 68.203998][ T4350] lock(rfkill_global_mutex); [ 68.206044][ T4350] lock((work_completion)(&hdev->bg_scan_update)); [ 68.207876][ T4350] [ 68.207876][ T4350] *** DEADLOCK *** [ 68.207876][ T4350] [ 68.210181][ T4350] 1 lock held by syz.0.16/4350: [ 68.211508][ T4350] #0: ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 68.214382][ T4350] [ 68.214382][ T4350] stack backtrace: [ 68.215954][ T4350] CPU: 1 PID: 4350 Comm: syz.0.16 Not tainted 5.15.178-syzkaller #0 [ 68.218013][ T4350] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 68.220733][ T4350] Call trace: [ 68.221594][ T4350] dump_backtrace+0x0/0x530 [ 68.222777][ T4350] show_stack+0x2c/0x3c [ 68.223830][ T4350] dump_stack_lvl+0x108/0x170 [ 68.225114][ T4350] dump_stack+0x1c/0x58 [ 68.226229][ T4350] print_circular_bug+0x150/0x1b8 [ 68.227518][ T4350] check_noncircular+0x2cc/0x378 [ 68.228815][ T4350] __lock_acquire+0x32d4/0x7638 [ 68.230109][ T4350] lock_acquire+0x240/0x77c [ 68.231248][ T4350] __flush_work+0xf8/0x1c0 [ 68.232364][ T4350] __cancel_work_timer+0x3ec/0x548 [ 68.233677][ T4350] cancel_work_sync+0x24/0x38 [ 68.234883][ T4350] hci_request_cancel_all+0xcc/0x2d0 [ 68.236334][ T4350] hci_dev_do_close+0x54/0x1060 [ 68.237578][ T4350] hci_rfkill_set_block+0xdc/0x1d0 [ 68.238899][ T4350] rfkill_set_block+0x18c/0x37c [ 68.240167][ T4350] rfkill_fop_write+0x594/0x750 [ 68.241500][ T4350] vfs_write+0x280/0xb44 [ 68.242609][ T4350] ksys_write+0x15c/0x26c [ 68.243761][ T4350] __arm64_sys_write+0x7c/0x90 [ 68.245127][ T4350] invoke_syscall+0x98/0x2b8 [ 68.246451][ T4350] el0_svc_common+0x138/0x258 [ 68.247751][ T4350] do_el0_svc+0x58/0x14c [ 68.248819][ T4350] el0_svc+0x7c/0x1f0 [ 68.249899][ T4350] el0t_64_sync_handler+0x84/0xe4 [ 68.251327][ T4350] el0t_64_sync+0x1a0/0x1a4 [ 69.638797][ T2056] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.640542][ T2056] ieee802154 phy1 wpan1: encryption failed: -22 1970/01/01 00:01:10 executed programs: 142 [ 74.758539][ T7] cfg80211: failed to load regulatory.db 1970/01/01 00:01:15 executed programs: 431