Warning: Permanently added '10.128.0.222' (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 [ 49.085700][ T4022] cgroup: Unknown subsys name 'net' [ 49.397774][ T4022] cgroup: Unknown subsys name 'rlimit' [ 49.739226][ T4022] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 59.528551][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.530349][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.535750][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 59.560470][ T292] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 59.562254][ T292] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 59.564522][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 59.916747][ T4087] chnl_net:caif_netlink_parms(): no params data found [ 59.955141][ T4087] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.956826][ T4087] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.959092][ T4087] device bridge_slave_0 entered promiscuous mode [ 59.963470][ T4087] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.965008][ T4087] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.967250][ T4087] device bridge_slave_1 entered promiscuous mode [ 59.985714][ T4087] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.989815][ T4087] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.006281][ T4087] team0: Port device team_slave_0 added [ 60.009319][ T4087] team0: Port device team_slave_1 added [ 60.024546][ T4087] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 60.026075][ 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. [ 60.032180][ T4087] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 60.036320][ T4087] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 60.037718][ 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. [ 60.043713][ T4087] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 60.125089][ T4087] device hsr_slave_0 entered promiscuous mode [ 60.161634][ T4087] device hsr_slave_1 entered promiscuous mode [ 60.287602][ T4087] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 60.334294][ T4087] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 60.373656][ T4087] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 60.423889][ T4087] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 60.489620][ T4087] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.491281][ T4087] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.493331][ T4087] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.494885][ T4087] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.532986][ T292] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.536087][ T292] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.550188][ T4087] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.558631][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.561060][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.567120][ T4087] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.571974][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.574325][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.576343][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.577861][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.583138][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.585614][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.587623][ T292] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.589121][ T292] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.597034][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.599715][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.607823][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.610698][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.613586][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.618049][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.620587][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.626040][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.628380][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.634377][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.636542][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.640900][ T4087] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.651127][ T9] ODEBUG: Out of memory. ODEBUG disabled [ 60.717483][ T4087] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.724000][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.725707][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.734999][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 60.737317][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 60.747294][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 60.749455][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 60.752561][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 60.754974][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 60.758680][ T4087] device veth0_vlan entered promiscuous mode [ 60.764313][ T4087] device veth1_vlan entered promiscuous mode [ 60.780948][ T4087] device veth0_macvtap entered promiscuous mode [ 60.784786][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 60.786854][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 60.788803][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 60.790894][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 60.794255][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 60.800566][ T4087] device veth1_macvtap entered promiscuous mode [ 60.812277][ T4087] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 60.814859][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 60.816913][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 60.819099][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 60.825745][ T4087] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 60.827533][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 60.829672][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 60.839349][ T4087] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.846063][ T4087] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.847876][ T4087] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 60.849809][ T4087] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:00 executed programs: 0 [ 61.020099][ T4115] chnl_net:caif_netlink_parms(): no params data found [ 61.051862][ T4115] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.054839][ T4115] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.057095][ T4115] device bridge_slave_0 entered promiscuous mode [ 61.060131][ T4115] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.063093][ T4115] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.065238][ T4115] device bridge_slave_1 entered promiscuous mode [ 61.084705][ T4115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.088256][ T4115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.103988][ T4115] team0: Port device team_slave_0 added [ 61.106618][ T4115] team0: Port device team_slave_1 added [ 61.117989][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 61.119432][ 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. [ 61.125306][ T4115] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 61.128901][ T4115] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 61.130318][ 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. [ 61.135935][ T4115] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 61.193804][ T4115] device hsr_slave_0 entered promiscuous mode [ 61.252064][ T4115] device hsr_slave_1 entered promiscuous mode [ 61.311422][ T4115] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 61.313183][ T4115] Cannot create hsr debugfs directory [ 61.363181][ T4115] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 62.982068][ T4042] Bluetooth: hci0: command 0x0409 tx timeout [ 64.097361][ T4115] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 65.061445][ T21] Bluetooth: hci0: command 0x041b tx timeout [ 66.635950][ T4115] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.698649][ T4115] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 66.909258][ T4115] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 66.946315][ T4115] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.985768][ T4115] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.025724][ T4115] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.134587][ T4115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.141494][ T4042] Bluetooth: hci0: command 0x040f tx timeout [ 67.143865][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.145805][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.150201][ T4115] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.158681][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.160786][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.163546][ T148] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.165073][ T148] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.167112][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.174691][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.176870][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.178987][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.180435][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.192785][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.195158][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.197592][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.201899][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.204155][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.206389][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.208831][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.213586][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.215527][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.219198][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.221749][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.233157][ T4115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.293853][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.295576][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.300333][ T4115] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.311927][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.314113][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.327176][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.329225][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.332106][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.334367][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.337914][ T4115] device veth0_vlan entered promiscuous mode [ 67.344195][ T4115] device veth1_vlan entered promiscuous mode [ 67.359675][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.362168][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.364039][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.366012][ T378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.370768][ T4115] device veth0_macvtap entered promiscuous mode [ 67.375196][ T4115] device veth1_macvtap entered promiscuous mode [ 67.383171][ T4115] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 67.385439][ T4115] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 67.388267][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.389873][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.394593][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.396603][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.398714][ T148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.402982][ T4115] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 67.405157][ T4115] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 67.407789][ T4115] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.411012][ T4115] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.414936][ T4115] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.416716][ T4115] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.418518][ T4115] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.422397][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.424464][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.467449][ T292] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.469280][ T292] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.474896][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.484223][ T136] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.485854][ T136] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.487958][ T292] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.514322][ T4129] [ 67.514877][ T4129] ====================================================== [ 67.516245][ T4129] WARNING: possible circular locking dependency detected [ 67.517708][ T4129] 5.15.169-syzkaller #0 Not tainted [ 67.518741][ T4129] ------------------------------------------------------ [ 67.520249][ T4129] syz.0.15/4129 is trying to acquire lock: [ 67.521476][ T4129] ffff0000d5e0cc28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 67.523768][ T4129] [ 67.523768][ T4129] but task is already holding lock: [ 67.525473][ T4129] ffff800016e66da8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 67.527560][ T4129] [ 67.527560][ T4129] which lock already depends on the new lock. [ 67.527560][ T4129] [ 67.529628][ T4129] [ 67.529628][ T4129] the existing dependency chain (in reverse order) is: [ 67.531556][ T4129] [ 67.531556][ T4129] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 67.533291][ T4129] __mutex_lock_common+0x194/0x2154 [ 67.534506][ T4129] mutex_lock_nested+0xa4/0xf8 [ 67.535668][ T4129] rfkill_register+0x44/0x7a4 [ 67.536787][ T4129] hci_register_dev+0x3e0/0x880 [ 67.537872][ T4129] vhci_create_device+0x2c4/0x568 [ 67.539122][ T4129] vhci_write+0x318/0x3b8 [ 67.540143][ T4129] vfs_write+0x884/0xb44 [ 67.541152][ T4129] ksys_write+0x15c/0x26c [ 67.542128][ T4129] __arm64_sys_write+0x7c/0x90 [ 67.543299][ T4129] invoke_syscall+0x98/0x2b8 [ 67.544333][ T4129] el0_svc_common+0x138/0x258 [ 67.545439][ T4129] do_el0_svc+0x58/0x14c [ 67.546390][ T4129] el0_svc+0x7c/0x1f0 [ 67.547350][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 67.548479][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 67.549558][ T4129] [ 67.549558][ T4129] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 67.551169][ T4129] __mutex_lock_common+0x194/0x2154 [ 67.552383][ T4129] mutex_lock_nested+0xa4/0xf8 [ 67.553379][ T4129] vhci_send_frame+0x8c/0x10c [ 67.554444][ T4129] hci_send_frame+0x194/0x2f0 [ 67.555472][ T4129] hci_tx_work+0x9ac/0x16cc [ 67.556419][ T4129] process_one_work+0x790/0x11b8 [ 67.557722][ T4129] worker_thread+0x910/0x1034 [ 67.558727][ T4129] kthread+0x37c/0x45c [ 67.559734][ T4129] ret_from_fork+0x10/0x20 [ 67.560792][ T4129] [ 67.560792][ T4129] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 67.562677][ T4129] __flush_work+0xf8/0x1c0 [ 67.563662][ T4129] flush_work+0x24/0x38 [ 67.564618][ T4129] hci_dev_do_close+0x16c/0x1060 [ 67.565874][ T4129] hci_unregister_dev+0x248/0x4d4 [ 67.567057][ T4129] vhci_release+0x74/0xc4 [ 67.568113][ T4129] __fput+0x1c4/0x800 [ 67.569073][ T4129] ____fput+0x20/0x30 [ 67.570023][ T4129] task_work_run+0x130/0x1e4 [ 67.571130][ T4129] do_exit+0x670/0x20bc [ 67.572111][ T4129] do_group_exit+0x110/0x268 [ 67.573221][ T4129] get_signal+0x634/0x1550 [ 67.574305][ T4129] do_notify_resume+0x3d0/0x32b8 [ 67.575367][ T4129] el0_svc+0xfc/0x1f0 [ 67.576235][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 67.577346][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 67.578383][ T4129] [ 67.578383][ T4129] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 67.580079][ T4129] __mutex_lock_common+0x194/0x2154 [ 67.581216][ T4129] mutex_lock_nested+0xa4/0xf8 [ 67.582360][ T4129] bg_scan_update+0x9c/0x470 [ 67.583400][ T4129] process_one_work+0x790/0x11b8 [ 67.584535][ T4129] worker_thread+0x910/0x1034 [ 67.585707][ T4129] kthread+0x37c/0x45c [ 67.586584][ T4129] ret_from_fork+0x10/0x20 [ 67.587528][ T4129] [ 67.587528][ T4129] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 67.589600][ T4129] __lock_acquire+0x32d4/0x7638 [ 67.590661][ T4129] lock_acquire+0x240/0x77c [ 67.591776][ T4129] __flush_work+0xf8/0x1c0 [ 67.592758][ T4129] __cancel_work_timer+0x3ec/0x548 [ 67.593985][ T4129] cancel_work_sync+0x24/0x38 [ 67.595050][ T4129] hci_request_cancel_all+0xcc/0x2d0 [ 67.596225][ T4129] hci_dev_do_close+0x54/0x1060 [ 67.597332][ T4129] hci_rfkill_set_block+0xdc/0x1d0 [ 67.598556][ T4129] rfkill_set_block+0x18c/0x37c [ 67.599719][ T4129] rfkill_fop_write+0x594/0x750 [ 67.600915][ T4129] vfs_write+0x280/0xb44 [ 67.601936][ T4129] ksys_write+0x15c/0x26c [ 67.602956][ T4129] __arm64_sys_write+0x7c/0x90 [ 67.604111][ T4129] invoke_syscall+0x98/0x2b8 [ 67.605133][ T4129] el0_svc_common+0x138/0x258 [ 67.606223][ T4129] do_el0_svc+0x58/0x14c [ 67.607306][ T4129] el0_svc+0x7c/0x1f0 [ 67.608216][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 67.609305][ T4129] el0t_64_sync+0x1a0/0x1a4 [ 67.610417][ T4129] [ 67.610417][ T4129] other info that might help us debug this: [ 67.610417][ T4129] [ 67.612627][ T4129] Chain exists of: [ 67.612627][ T4129] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 67.612627][ T4129] [ 67.615920][ T4129] Possible unsafe locking scenario: [ 67.615920][ T4129] [ 67.617411][ T4129] CPU0 CPU1 [ 67.618476][ T4129] ---- ---- [ 67.619588][ T4129] lock(rfkill_global_mutex); [ 67.620633][ T4129] lock(&data->open_mutex); [ 67.622129][ T4129] lock(rfkill_global_mutex); [ 67.623623][ T4129] lock((work_completion)(&hdev->bg_scan_update)); [ 67.624950][ T4129] [ 67.624950][ T4129] *** DEADLOCK *** [ 67.624950][ T4129] [ 67.626724][ T4129] 1 lock held by syz.0.15/4129: [ 67.627762][ T4129] #0: ffff800016e66da8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 67.629915][ T4129] [ 67.629915][ T4129] stack backtrace: [ 67.631176][ T4129] CPU: 1 PID: 4129 Comm: syz.0.15 Not tainted 5.15.169-syzkaller #0 [ 67.632825][ T4129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 67.634836][ T4129] Call trace: [ 67.635611][ T4129] dump_backtrace+0x0/0x530 [ 67.636577][ T4129] show_stack+0x2c/0x3c [ 67.637548][ T4129] dump_stack_lvl+0x108/0x170 [ 67.638601][ T4129] dump_stack+0x1c/0x58 [ 67.639419][ T4129] print_circular_bug+0x150/0x1b8 [ 67.640489][ T4129] check_noncircular+0x2cc/0x378 [ 67.641599][ T4129] __lock_acquire+0x32d4/0x7638 [ 67.642811][ T4129] lock_acquire+0x240/0x77c [ 67.643829][ T4129] __flush_work+0xf8/0x1c0 [ 67.644762][ T4129] __cancel_work_timer+0x3ec/0x548 [ 67.645857][ T4129] cancel_work_sync+0x24/0x38 [ 67.646875][ T4129] hci_request_cancel_all+0xcc/0x2d0 [ 67.647949][ T4129] hci_dev_do_close+0x54/0x1060 [ 67.649022][ T4129] hci_rfkill_set_block+0xdc/0x1d0 [ 67.650162][ T4129] rfkill_set_block+0x18c/0x37c [ 67.651364][ T4129] rfkill_fop_write+0x594/0x750 [ 67.652374][ T4129] vfs_write+0x280/0xb44 [ 67.653326][ T4129] ksys_write+0x15c/0x26c [ 67.654220][ T4129] __arm64_sys_write+0x7c/0x90 [ 67.655317][ T4129] invoke_syscall+0x98/0x2b8 [ 67.656343][ T4129] el0_svc_common+0x138/0x258 [ 67.657262][ T4129] do_el0_svc+0x58/0x14c [ 67.658138][ T4129] el0_svc+0x7c/0x1f0 [ 67.658937][ T4129] el0t_64_sync_handler+0x84/0xe4 [ 67.660070][ T4129] el0t_64_sync+0x1a0/0x1a4