Warning: Permanently added '10.128.0.116' (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 [ 49.410308][ T4023] cgroup: Unknown subsys name 'net' [ 49.647219][ T4023] cgroup: Unknown subsys name 'rlimit' [ 50.013849][ T4023] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 61.401989][ T1713] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.403772][ T1713] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.406192][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 61.418819][ T1713] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 61.420548][ T1713] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 61.427724][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 62.088881][ T4074] chnl_net:caif_netlink_parms(): no params data found [ 62.128431][ T4074] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.130024][ T4074] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.132491][ T4074] device bridge_slave_0 entered promiscuous mode [ 62.137155][ T4074] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.138853][ T4074] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.141104][ T4074] device bridge_slave_1 entered promiscuous mode [ 62.159541][ T4074] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.163959][ T4074] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.182973][ T4074] team0: Port device team_slave_0 added [ 62.186295][ T4074] team0: Port device team_slave_1 added [ 62.199896][ T4074] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.201561][ T4074] 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. [ 62.207076][ T4074] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 62.211995][ T4074] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 62.213772][ T4074] 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. [ 62.219154][ T4074] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 62.295069][ T4074] device hsr_slave_0 entered promiscuous mode [ 62.333165][ T4074] device hsr_slave_1 entered promiscuous mode [ 62.468303][ T4074] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.504567][ T4074] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 62.546550][ T4074] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.595512][ T4074] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.705465][ T4074] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.714568][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 62.717451][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 62.726720][ T4074] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.731002][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 62.738307][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 62.740993][ T380] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.742507][ T380] bridge0: port 1(bridge_slave_0) entered forwarding state [ 62.754719][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 62.757182][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 62.759331][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 62.761366][ T380] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.762937][ T380] bridge0: port 2(bridge_slave_1) entered forwarding state [ 62.766560][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 62.771912][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 62.777672][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 62.780228][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 62.784176][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 62.793309][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 62.795933][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 62.799666][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 62.804167][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 62.808881][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 62.811251][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 62.816109][ T4074] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 62.891131][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 62.893905][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 62.908172][ T4074] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 62.919770][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 62.924059][ T380] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 62.939040][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 62.943253][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 62.945998][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 62.948098][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 62.952318][ T4074] device veth0_vlan entered promiscuous mode [ 62.958913][ T4074] device veth1_vlan entered promiscuous mode [ 62.974123][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 62.976378][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 62.981333][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 62.987131][ T4074] device veth0_macvtap entered promiscuous mode [ 62.993252][ T4074] device veth1_macvtap entered promiscuous mode [ 63.006126][ T4074] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 63.007931][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 63.010552][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 63.014540][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 63.025627][ T4074] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 63.027250][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 63.029707][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 63.034791][ T4074] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.036681][ T4074] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.038342][ T4074] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 63.040167][ T4074] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:03 executed programs: 0 [ 63.722253][ T4114] chnl_net:caif_netlink_parms(): no params data found [ 63.758960][ T4114] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.760624][ T4114] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.763129][ T4114] device bridge_slave_0 entered promiscuous mode [ 63.766246][ T4114] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.767794][ T4114] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.770009][ T4114] device bridge_slave_1 entered promiscuous mode [ 63.786640][ T4114] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.790586][ T4114] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.807040][ T4114] team0: Port device team_slave_0 added [ 63.809906][ T4114] team0: Port device team_slave_1 added [ 63.824259][ T4114] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 63.825760][ T4114] 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. [ 63.831091][ T4114] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.835163][ T4114] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.836674][ T4114] 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. [ 63.842359][ T4114] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.913717][ T4114] device hsr_slave_0 entered promiscuous mode [ 63.961867][ T4114] device hsr_slave_1 entered promiscuous mode [ 64.021735][ T4114] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 64.023521][ T4114] Cannot create hsr debugfs directory [ 64.109867][ T4114] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.702046][ T4092] Bluetooth: hci0: command 0x0409 tx timeout [ 66.299663][ T4114] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.792201][ T4044] Bluetooth: hci0: command 0x041b tx timeout [ 68.371727][ T4114] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.413781][ T4114] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.615116][ T4114] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 68.673917][ T4114] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 68.733992][ T4114] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 68.783607][ T4114] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 68.897833][ T4114] 8021q: adding VLAN 0 to HW filter on device bond0 [ 68.908936][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 68.911219][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 68.918425][ T4114] 8021q: adding VLAN 0 to HW filter on device team0 [ 68.926242][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 68.928679][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 68.930797][ T1713] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.932354][ T1713] bridge0: port 1(bridge_slave_0) entered forwarding state [ 68.940541][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 68.944003][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 68.946290][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 68.948236][ T1713] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.949604][ T1713] bridge0: port 2(bridge_slave_1) entered forwarding state [ 68.963203][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 68.965619][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 68.968074][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 68.970942][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 68.981365][ T4114] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 68.986224][ T4114] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 68.989813][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 68.992821][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.995156][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.998367][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.000441][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.004144][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.006283][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.012440][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.088702][ T1377] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.090441][ T1377] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.100057][ T4114] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.118002][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.120260][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.138980][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.143087][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.145450][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.148025][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.152708][ T4114] device veth0_vlan entered promiscuous mode [ 69.159348][ T4114] device veth1_vlan entered promiscuous mode [ 69.177059][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.179372][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.182126][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.184595][ T1713] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.188898][ T4114] device veth0_macvtap entered promiscuous mode [ 69.193406][ T4114] device veth1_macvtap entered promiscuous mode [ 69.204503][ T4114] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 69.206903][ T4114] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.210085][ T4114] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 69.213450][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 69.215663][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 69.217903][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 69.220067][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 69.233842][ T4114] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 69.236020][ T4114] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 69.238860][ T4114] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 69.243478][ T1377] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 69.245817][ T1377] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 69.252466][ T4114] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.254395][ T4114] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.256150][ T4114] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.257979][ T4114] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 69.306460][ T1377] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.308125][ T1377] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.310487][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 69.327086][ T1377] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 69.328847][ T1377] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 69.331365][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 69.447395][ T4126] [ 69.447882][ T4126] ====================================================== [ 69.449268][ T4126] WARNING: possible circular locking dependency detected [ 69.450589][ T4126] 5.15.171-syzkaller #0 Not tainted [ 69.451750][ T4126] ------------------------------------------------------ [ 69.453286][ T4126] syz.0.15/4126 is trying to acquire lock: [ 69.454612][ T4126] ffff0000d6e70c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 69.456839][ T4126] [ 69.456839][ T4126] but task is already holding lock: [ 69.458427][ T4126] ffff800016e86ee8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 69.460380][ T4126] [ 69.460380][ T4126] which lock already depends on the new lock. [ 69.460380][ T4126] [ 69.462739][ T4126] [ 69.462739][ T4126] the existing dependency chain (in reverse order) is: [ 69.464625][ T4126] [ 69.464625][ T4126] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 69.466341][ T4126] __mutex_lock_common+0x194/0x2154 [ 69.467592][ T4126] mutex_lock_nested+0xa4/0xf8 [ 69.468599][ T4126] rfkill_register+0x44/0x7a4 [ 69.469718][ T4126] hci_register_dev+0x3e0/0x880 [ 69.471072][ T4126] vhci_create_device+0x2c4/0x568 [ 69.472354][ T4126] vhci_write+0x318/0x3b8 [ 69.473452][ T4126] vfs_write+0x884/0xb44 [ 69.474488][ T4126] ksys_write+0x15c/0x26c [ 69.475510][ T4126] __arm64_sys_write+0x7c/0x90 [ 69.476607][ T4126] invoke_syscall+0x98/0x2b8 [ 69.477763][ T4126] el0_svc_common+0x138/0x258 [ 69.478864][ T4126] do_el0_svc+0x58/0x14c [ 69.479800][ T4126] el0_svc+0x7c/0x1f0 [ 69.480821][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 69.481973][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 69.483033][ T4126] [ 69.483033][ T4126] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 69.484821][ T4126] __mutex_lock_common+0x194/0x2154 [ 69.485992][ T4126] mutex_lock_nested+0xa4/0xf8 [ 69.487040][ T4126] vhci_send_frame+0x8c/0x10c [ 69.488076][ T4126] hci_send_frame+0x194/0x2f0 [ 69.489081][ T4126] hci_tx_work+0x9ac/0x16cc [ 69.490133][ T4126] process_one_work+0x790/0x11b8 [ 69.491351][ T4126] worker_thread+0x910/0x1034 [ 69.492435][ T4126] kthread+0x37c/0x45c [ 69.493410][ T4126] ret_from_fork+0x10/0x20 [ 69.494476][ T4126] [ 69.494476][ T4126] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 69.496363][ T4126] __flush_work+0xf8/0x1c0 [ 69.497314][ T4126] flush_work+0x24/0x38 [ 69.498302][ T4126] hci_dev_do_close+0x16c/0x1060 [ 69.499410][ T4126] hci_unregister_dev+0x248/0x4d4 [ 69.500699][ T4126] vhci_release+0x74/0xc4 [ 69.501722][ T4126] __fput+0x1c4/0x800 [ 69.502642][ T4126] ____fput+0x20/0x30 [ 69.503601][ T4126] task_work_run+0x130/0x1e4 [ 69.504664][ T4126] do_exit+0x670/0x20bc [ 69.505771][ T4126] do_group_exit+0x110/0x268 [ 69.506800][ T4126] get_signal+0x634/0x1550 [ 69.507786][ T4126] do_notify_resume+0x3d0/0x32b8 [ 69.509011][ T4126] el0_svc+0xfc/0x1f0 [ 69.510006][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 69.511155][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 69.512157][ T4126] [ 69.512157][ T4126] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 69.513776][ T4126] __mutex_lock_common+0x194/0x2154 [ 69.514978][ T4126] mutex_lock_nested+0xa4/0xf8 [ 69.516223][ T4126] bg_scan_update+0x9c/0x470 [ 69.517241][ T4126] process_one_work+0x790/0x11b8 [ 69.518313][ T4126] worker_thread+0x910/0x1034 [ 69.519354][ T4126] kthread+0x37c/0x45c [ 69.520302][ T4126] ret_from_fork+0x10/0x20 [ 69.521367][ T4126] [ 69.521367][ T4126] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 69.523405][ T4126] __lock_acquire+0x32d4/0x7638 [ 69.524589][ T4126] lock_acquire+0x240/0x77c [ 69.525713][ T4126] __flush_work+0xf8/0x1c0 [ 69.526663][ T4126] __cancel_work_timer+0x3ec/0x548 [ 69.527847][ T4126] cancel_work_sync+0x24/0x38 [ 69.529053][ T4126] hci_request_cancel_all+0xcc/0x2d0 [ 69.530229][ T4126] hci_dev_do_close+0x54/0x1060 [ 69.531335][ T4126] hci_rfkill_set_block+0xdc/0x1d0 [ 69.532509][ T4126] rfkill_set_block+0x18c/0x37c [ 69.533555][ T4126] rfkill_fop_write+0x594/0x750 [ 69.534594][ T4126] vfs_write+0x280/0xb44 [ 69.535673][ T4126] ksys_write+0x15c/0x26c [ 69.536620][ T4126] __arm64_sys_write+0x7c/0x90 [ 69.537702][ T4126] invoke_syscall+0x98/0x2b8 [ 69.538766][ T4126] el0_svc_common+0x138/0x258 [ 69.539765][ T4126] do_el0_svc+0x58/0x14c [ 69.540816][ T4126] el0_svc+0x7c/0x1f0 [ 69.541879][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 69.543126][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 69.544205][ T4126] [ 69.544205][ T4126] other info that might help us debug this: [ 69.544205][ T4126] [ 69.546330][ T4126] Chain exists of: [ 69.546330][ T4126] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 69.546330][ T4126] [ 69.549686][ T4126] Possible unsafe locking scenario: [ 69.549686][ T4126] [ 69.551383][ T4126] CPU0 CPU1 [ 69.552488][ T4126] ---- ---- [ 69.553701][ T4126] lock(rfkill_global_mutex); [ 69.554707][ T4126] lock(&data->open_mutex); [ 69.556252][ T4126] lock(rfkill_global_mutex); [ 69.557968][ T4126] lock((work_completion)(&hdev->bg_scan_update)); [ 69.559347][ T4126] [ 69.559347][ T4126] *** DEADLOCK *** [ 69.559347][ T4126] [ 69.561143][ T4126] 1 lock held by syz.0.15/4126: [ 69.562091][ T4126] #0: ffff800016e86ee8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 69.564324][ T4126] [ 69.564324][ T4126] stack backtrace: [ 69.565592][ T4126] CPU: 0 PID: 4126 Comm: syz.0.15 Not tainted 5.15.171-syzkaller #0 [ 69.567312][ T4126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 69.569520][ T4126] Call trace: [ 69.570147][ T4126] dump_backtrace+0x0/0x530 [ 69.571088][ T4126] show_stack+0x2c/0x3c [ 69.572025][ T4126] dump_stack_lvl+0x108/0x170 [ 69.572970][ T4126] dump_stack+0x1c/0x58 [ 69.573837][ T4126] print_circular_bug+0x150/0x1b8 [ 69.574932][ T4126] check_noncircular+0x2cc/0x378 [ 69.575906][ T4126] __lock_acquire+0x32d4/0x7638 [ 69.576815][ T4126] lock_acquire+0x240/0x77c [ 69.577773][ T4126] __flush_work+0xf8/0x1c0 [ 69.578766][ T4126] __cancel_work_timer+0x3ec/0x548 [ 69.579910][ T4126] cancel_work_sync+0x24/0x38 [ 69.580913][ T4126] hci_request_cancel_all+0xcc/0x2d0 [ 69.582071][ T4126] hci_dev_do_close+0x54/0x1060 [ 69.583025][ T4126] hci_rfkill_set_block+0xdc/0x1d0 [ 69.584211][ T4126] rfkill_set_block+0x18c/0x37c [ 69.585222][ T4126] rfkill_fop_write+0x594/0x750 [ 69.586212][ T4126] vfs_write+0x280/0xb44 [ 69.587079][ T4126] ksys_write+0x15c/0x26c [ 69.587955][ T4126] __arm64_sys_write+0x7c/0x90 [ 69.588932][ T4126] invoke_syscall+0x98/0x2b8 [ 69.589877][ T4126] el0_svc_common+0x138/0x258 [ 69.590868][ T4126] do_el0_svc+0x58/0x14c [ 69.591777][ T4126] el0_svc+0x7c/0x1f0 [ 69.592557][ T4126] el0t_64_sync_handler+0x84/0xe4 [ 69.593646][ T4126] el0t_64_sync+0x1a0/0x1a4 [ 69.632704][ T3321] cfg80211: failed to load regulatory.db [ 69.634379][ T2053] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.635655][ T2053] ieee802154 phy1 wpan1: encryption failed: -22