Warning: Permanently added '10.128.1.241' (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 [ 49.194712][ T4019] cgroup: Unknown subsys name 'net' [ 49.482872][ T4019] cgroup: Unknown subsys name 'rlimit' [ 49.772864][ T4019] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 59.155955][ T1600] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.157758][ T1600] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.160239][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 59.173427][ T1600] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.175123][ T1600] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.182704][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.558402][ T4082] chnl_net:caif_netlink_parms(): no params data found [ 59.596453][ T4082] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.598749][ T4082] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.601115][ T4082] device bridge_slave_0 entered promiscuous mode [ 59.605009][ T4082] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.606676][ T4082] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.608988][ T4082] device bridge_slave_1 entered promiscuous mode [ 59.624350][ T4082] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.628669][ T4082] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.645400][ T4082] team0: Port device team_slave_0 added [ 59.648531][ T4082] team0: Port device team_slave_1 added [ 59.662159][ T4082] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 59.663868][ T4082] 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. [ 59.670080][ T4082] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 59.674160][ T4082] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 59.675780][ T4082] 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. [ 59.681632][ T4082] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 59.739024][ T4082] device hsr_slave_0 entered promiscuous mode [ 59.788406][ T4082] device hsr_slave_1 entered promiscuous mode [ 59.905097][ T4082] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.939313][ T4082] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 59.978862][ T4082] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.030199][ T4082] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.094835][ T4082] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.096495][ T4082] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.098407][ T4082] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.099872][ T4082] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.142473][ T4082] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.150287][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.153504][ T136] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.156485][ T136] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.159816][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 60.168384][ T4082] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.173899][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.176182][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.177834][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.199135][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.201165][ T1600] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.202751][ T1600] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.209987][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.212519][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.224146][ T4082] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.226498][ T4082] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.233749][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.236367][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.242531][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.244989][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.315819][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.317793][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.324202][ T4082] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.340323][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.355267][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.359865][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.361996][ T352] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.366588][ T4082] device veth0_vlan entered promiscuous mode [ 60.374760][ T4082] device veth1_vlan entered promiscuous mode [ 60.393888][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.396049][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.401228][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.406863][ T4082] device veth0_macvtap entered promiscuous mode [ 60.410726][ T4082] device veth1_macvtap entered promiscuous mode [ 60.424779][ T4082] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.430385][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.433752][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.441052][ T4082] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.442833][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.450424][ T4082] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.452553][ T4082] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.454909][ T4082] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.458197][ T4082] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:00 executed programs: 0 [ 60.740415][ T4113] chnl_net:caif_netlink_parms(): no params data found [ 60.775279][ T4113] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.777385][ T4113] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.779568][ T4113] device bridge_slave_0 entered promiscuous mode [ 60.783127][ T4113] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.784834][ T4113] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.788661][ T4113] device bridge_slave_1 entered promiscuous mode [ 60.803706][ T4113] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.808066][ T4113] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.823469][ T4113] team0: Port device team_slave_0 added [ 60.826401][ T4113] team0: Port device team_slave_1 added [ 60.840427][ T4113] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.841943][ T4113] 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. [ 60.847773][ T4113] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.851346][ T4113] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.852817][ T4113] 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. [ 60.858629][ T4113] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.919308][ T4113] device hsr_slave_0 entered promiscuous mode [ 60.957089][ T4113] device hsr_slave_1 entered promiscuous mode [ 60.997160][ T4113] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 60.998939][ T4113] Cannot create hsr debugfs directory [ 61.053272][ T4113] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.677629][ T4105] Bluetooth: hci0: command 0x0409 tx timeout [ 63.565276][ T4113] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 64.767190][ T4105] Bluetooth: hci0: command 0x041b tx timeout [ 65.894405][ T4113] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.119140][ T4113] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.427567][ T4113] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.481409][ T4113] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.549010][ T4113] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.598911][ T4113] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.695133][ T4113] 8021q: adding VLAN 0 to HW filter on device bond0 [ 66.704071][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 66.706201][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 66.710942][ T4113] 8021q: adding VLAN 0 to HW filter on device team0 [ 66.720268][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 66.722361][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 66.724417][ T9] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.726022][ T9] bridge0: port 1(bridge_slave_0) entered forwarding state [ 66.732558][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 66.734869][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 66.737353][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 66.739616][ T9] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.741156][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state [ 66.751886][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 66.754343][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 66.756661][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 66.761336][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 66.772956][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 66.777467][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 66.779839][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 66.782174][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 66.784187][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 66.786457][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 66.788889][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 66.792102][ T4113] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 66.836835][ T4024] Bluetooth: hci0: command 0x040f tx timeout [ 66.868087][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 66.869958][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 66.874285][ T4113] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 66.891835][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 66.894358][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 66.912071][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 66.914284][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 66.916502][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 66.920577][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 66.924790][ T4113] device veth0_vlan entered promiscuous mode [ 66.931843][ T4113] device veth1_vlan entered promiscuous mode [ 66.946404][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 66.948722][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 66.950942][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 66.953128][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 66.961170][ T4113] device veth0_macvtap entered promiscuous mode [ 66.965187][ T4113] device veth1_macvtap entered promiscuous mode [ 66.979281][ T4113] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 66.981558][ T4113] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 66.984570][ T4113] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 66.986479][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 66.989301][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 66.991547][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 66.993797][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 66.999993][ T4113] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 67.002290][ T4113] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 67.005037][ T4113] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.008063][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.010477][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.018700][ T4113] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.020519][ T4113] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.022493][ T4113] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.024404][ T4113] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.088444][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.090300][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.092742][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.109454][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.111178][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.113619][ T1600] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.206359][ T4126] [ 67.206855][ T4126] ====================================================== [ 67.208351][ T4126] WARNING: possible circular locking dependency detected [ 67.209865][ T4126] 5.15.167-syzkaller #0 Not tainted [ 67.210978][ T4126] ------------------------------------------------------ [ 67.212471][ T4126] syz.0.15/4126 is trying to acquire lock: [ 67.213618][ T4126] ffff0000d6784c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 67.215969][ T4126] [ 67.215969][ T4126] but task is already holding lock: [ 67.217806][ T4126] ffff800016e75ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 67.220094][ T4126] [ 67.220094][ T4126] which lock already depends on the new lock. [ 67.220094][ T4126] [ 67.222224][ T4126] [ 67.222224][ T4126] the existing dependency chain (in reverse order) is: [ 67.224233][ T4126] [ 67.224233][ T4126] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 67.226059][ T4126] __mutex_lock_common+0x194/0x2154 [ 67.227249][ T4126] mutex_lock_nested+0xa4/0xf8 [ 67.228329][ T4126] rfkill_register+0x44/0x7a4 [ 67.229451][ T4126] hci_register_dev+0x3e0/0x880 [ 67.230579][ T4126] vhci_create_device+0x2c4/0x568 [ 67.231787][ T4126] vhci_write+0x318/0x3b8 [ 67.232849][ T4126] vfs_write+0x884/0xb44 [ 67.233896][ T4126] ksys_write+0x15c/0x26c [ 67.234903][ T4126] __arm64_sys_write+0x7c/0x90 [ 67.236042][ T4126] invoke_syscall+0x98/0x2b8 [ 67.237282][ T4126] el0_svc_common+0x138/0x258 [ 67.238541][ T4126] do_el0_svc+0x58/0x14c [ 67.239713][ T4126] el0_svc+0x7c/0x1f0 [ 67.240658][ T299] ODEBUG: Out of memory. ODEBUG disabled [ 67.240740][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 67.243084][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 67.244252][ T4126] [ 67.244252][ T4126] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 67.246057][ T4126] __mutex_lock_common+0x194/0x2154 [ 67.247249][ T4126] mutex_lock_nested+0xa4/0xf8 [ 67.248293][ T4126] vhci_send_frame+0x8c/0x10c [ 67.249375][ T4126] hci_send_frame+0x194/0x2f0 [ 67.250481][ T4126] hci_tx_work+0x9ac/0x16cc [ 67.251596][ T4126] process_one_work+0x790/0x11b8 [ 67.252907][ T4126] worker_thread+0x910/0x1034 [ 67.254032][ T4126] kthread+0x37c/0x45c [ 67.255057][ T4126] ret_from_fork+0x10/0x20 [ 67.256240][ T4126] [ 67.256240][ T4126] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 67.258181][ T4126] __flush_work+0xf8/0x1c0 [ 67.259244][ T4126] flush_work+0x24/0x38 [ 67.260229][ T4126] hci_dev_do_close+0x16c/0x1060 [ 67.261526][ T4126] hci_unregister_dev+0x248/0x4d4 [ 67.262764][ T4126] vhci_release+0x74/0xc4 [ 67.263960][ T4126] __fput+0x1c4/0x800 [ 67.265040][ T4126] ____fput+0x20/0x30 [ 67.265986][ T4126] task_work_run+0x130/0x1e4 [ 67.267185][ T4126] do_exit+0x670/0x20bc [ 67.268189][ T4126] do_group_exit+0x110/0x268 [ 67.269332][ T4126] get_signal+0x634/0x1550 [ 67.270432][ T4126] do_notify_resume+0x3d0/0x32b8 [ 67.271625][ T4126] el0_svc+0xfc/0x1f0 [ 67.272568][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 67.273771][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 67.274851][ T4126] [ 67.274851][ T4126] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 67.276525][ T4126] __mutex_lock_common+0x194/0x2154 [ 67.277772][ T4126] mutex_lock_nested+0xa4/0xf8 [ 67.278883][ T4126] bg_scan_update+0x9c/0x470 [ 67.280088][ T4126] process_one_work+0x790/0x11b8 [ 67.281246][ T4126] worker_thread+0x910/0x1034 [ 67.282327][ T4126] kthread+0x37c/0x45c [ 67.283280][ T4126] ret_from_fork+0x10/0x20 [ 67.284337][ T4126] [ 67.284337][ T4126] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 67.286711][ T4126] __lock_acquire+0x32d4/0x7638 [ 67.287873][ T4126] lock_acquire+0x240/0x77c [ 67.288996][ T4126] __flush_work+0xf8/0x1c0 [ 67.290032][ T4126] __cancel_work_timer+0x3ec/0x548 [ 67.291237][ T4126] cancel_work_sync+0x24/0x38 [ 67.292500][ T4126] hci_request_cancel_all+0xcc/0x2d0 [ 67.293827][ T4126] hci_dev_do_close+0x54/0x1060 [ 67.294990][ T4126] hci_rfkill_set_block+0xdc/0x1d0 [ 67.296252][ T4126] rfkill_set_block+0x18c/0x37c [ 67.297354][ T4126] rfkill_fop_write+0x594/0x750 [ 67.298594][ T4126] vfs_write+0x280/0xb44 [ 67.299677][ T4126] ksys_write+0x15c/0x26c [ 67.300718][ T4126] __arm64_sys_write+0x7c/0x90 [ 67.301984][ T4126] invoke_syscall+0x98/0x2b8 [ 67.303188][ T4126] el0_svc_common+0x138/0x258 [ 67.304345][ T4126] do_el0_svc+0x58/0x14c [ 67.305368][ T4126] el0_svc+0x7c/0x1f0 [ 67.306301][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 67.307461][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 67.308570][ T4126] [ 67.308570][ T4126] other info that might help us debug this: [ 67.308570][ T4126] [ 67.310706][ T4126] Chain exists of: [ 67.310706][ T4126] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 67.310706][ T4126] [ 67.314051][ T4126] Possible unsafe locking scenario: [ 67.314051][ T4126] [ 67.315717][ T4126] CPU0 CPU1 [ 67.316869][ T4126] ---- ---- [ 67.317969][ T4126] lock(rfkill_global_mutex); [ 67.318948][ T4126] lock(&data->open_mutex); [ 67.320553][ T4126] lock(rfkill_global_mutex); [ 67.322130][ T4126] lock((work_completion)(&hdev->bg_scan_update)); [ 67.323668][ T4126] [ 67.323668][ T4126] *** DEADLOCK *** [ 67.323668][ T4126] [ 67.325502][ T4126] 1 lock held by syz.0.15/4126: [ 67.326668][ T4126] #0: ffff800016e75ba8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 67.328999][ T4126] [ 67.328999][ T4126] stack backtrace: [ 67.330332][ T4126] CPU: 1 PID: 4126 Comm: syz.0.15 Not tainted 5.15.167-syzkaller #0 [ 67.332239][ T4126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 67.334448][ T4126] Call trace: [ 67.335107][ T4126] dump_backtrace+0x0/0x530 [ 67.336073][ T4126] show_stack+0x2c/0x3c [ 67.336991][ T4126] dump_stack_lvl+0x108/0x170 [ 67.338031][ T4126] dump_stack+0x1c/0x58 [ 67.338936][ T4126] print_circular_bug+0x150/0x1b8 [ 67.340062][ T4126] check_noncircular+0x2cc/0x378 [ 67.341256][ T4126] __lock_acquire+0x32d4/0x7638 [ 67.342364][ T4126] lock_acquire+0x240/0x77c [ 67.343314][ T4126] __flush_work+0xf8/0x1c0 [ 67.344278][ T4126] __cancel_work_timer+0x3ec/0x548 [ 67.345239][ T4126] cancel_work_sync+0x24/0x38 [ 67.346202][ T4126] hci_request_cancel_all+0xcc/0x2d0 [ 67.347310][ T4126] hci_dev_do_close+0x54/0x1060 [ 67.348271][ T4126] hci_rfkill_set_block+0xdc/0x1d0 [ 67.349330][ T4126] rfkill_set_block+0x18c/0x37c [ 67.350414][ T4126] rfkill_fop_write+0x594/0x750 [ 67.351378][ T4126] vfs_write+0x280/0xb44 [ 67.352365][ T4126] ksys_write+0x15c/0x26c [ 67.353308][ T4126] __arm64_sys_write+0x7c/0x90 [ 67.354182][ T4126] invoke_syscall+0x98/0x2b8 [ 67.355133][ T4126] el0_svc_common+0x138/0x258 [ 67.356097][ T4126] do_el0_svc+0x58/0x14c [ 67.357037][ T4126] el0_svc+0x7c/0x1f0 [ 67.357913][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 67.358907][ T4126] el0t_64_sync+0x1a0/0x1a4