Warning: Permanently added '10.128.0.203' (ED25519) to the list of known hosts. 1970/01/01 00:00:54 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:00:55 parsed 1 programs [ 58.411377][ T4029] cgroup: Unknown subsys name 'net' [ 58.677990][ T4029] cgroup: Unknown subsys name 'rlimit' [ 59.040676][ T4029] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 66.786058][ T369] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.788169][ T369] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.790689][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.817834][ T369] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.819725][ T369] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.824054][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 67.115298][ T4075] chnl_net:caif_netlink_parms(): no params data found [ 67.157184][ T4075] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.158915][ T4075] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.161456][ T4075] device bridge_slave_0 entered promiscuous mode [ 67.165446][ T4075] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.167232][ T4075] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.169683][ T4075] device bridge_slave_1 entered promiscuous mode [ 67.185900][ T4075] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.190007][ T4075] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.245697][ T4075] team0: Port device team_slave_0 added [ 67.248758][ T4075] team0: Port device team_slave_1 added [ 67.264517][ T4075] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 67.266301][ T4075] 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. [ 67.272922][ T4075] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 67.277354][ T4075] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 67.279127][ T4075] 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. [ 67.287286][ T4075] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 67.344667][ T4075] device hsr_slave_0 entered promiscuous mode [ 67.391442][ T4075] device hsr_slave_1 entered promiscuous mode [ 67.520904][ T4075] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.638866][ T4075] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.673451][ T4075] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.754486][ T4075] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.884641][ T4075] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.893044][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.895915][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.906362][ T4075] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.910818][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.915434][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.918211][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.920017][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.926347][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.943338][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.945826][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.948178][ T136] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.949851][ T136] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.952714][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.955470][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.958138][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.964324][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.966896][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.969613][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.973038][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.981390][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.983616][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.986331][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.988712][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.993665][ T4075] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.067960][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.069847][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.077403][ T4075] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.088785][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 68.091700][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 68.103909][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 68.106589][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 68.109867][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 68.113561][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 68.116188][ T4075] device veth0_vlan entered promiscuous mode [ 68.123015][ T4075] device veth1_vlan entered promiscuous mode [ 68.136914][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 68.139460][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 68.144153][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 68.146634][ T294] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 68.152240][ T4075] device veth0_macvtap entered promiscuous mode [ 68.156622][ T4075] device veth1_macvtap entered promiscuous mode [ 68.167918][ T4075] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 68.169760][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 68.173279][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 68.175490][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 68.178064][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 68.183787][ T4075] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 68.185765][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 68.188191][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 68.203480][ T4075] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.205652][ T4075] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.207773][ T4075] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.209796][ T4075] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 1970/01/01 00:01:09 executed programs: 0 [ 69.402270][ T4123] chnl_net:caif_netlink_parms(): no params data found [ 69.438772][ T4123] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.440627][ T4123] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.443574][ T4123] device bridge_slave_0 entered promiscuous mode [ 69.447033][ T4123] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.448933][ T4123] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.451474][ T4123] device bridge_slave_1 entered promiscuous mode [ 69.493935][ T4123] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.498887][ T4123] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.513527][ T4123] team0: Port device team_slave_0 added [ 69.516965][ T4123] team0: Port device team_slave_1 added [ 69.529514][ T4123] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.531301][ T4123] 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. [ 69.537602][ T4123] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.541724][ T4123] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.543463][ T4123] 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. [ 69.549711][ T4123] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.613285][ T4123] device hsr_slave_0 entered promiscuous mode [ 69.632746][ T2057] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.633912][ T1535] cfg80211: failed to load regulatory.db [ 69.634497][ T2057] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.651405][ T4123] device hsr_slave_1 entered promiscuous mode [ 69.691299][ T4123] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.693290][ T4123] Cannot create hsr debugfs directory [ 69.760623][ T4123] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.391562][ T4101] Bluetooth: hci0: command 0x0409 tx timeout [ 72.577200][ T4123] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.471229][ T13] Bluetooth: hci0: command 0x041b tx timeout [ 73.569021][ T4123] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.633869][ T4123] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.824841][ T4123] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.874211][ T4123] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.923480][ T4123] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.972953][ T4123] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.062550][ T4123] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.069880][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.075783][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.080285][ T4123] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.086633][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.089190][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.095272][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.096941][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.099267][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.111083][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.113728][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.115837][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.117516][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.119624][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 74.124438][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 74.127125][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 74.130198][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 74.134602][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 74.139443][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 74.142588][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 74.147958][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 74.150465][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 74.155739][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 74.158294][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 74.172713][ T4123] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 74.469831][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 74.472628][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 74.478636][ T4123] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 74.490636][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 74.496302][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 74.512243][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 74.514712][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 74.517515][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 74.520186][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 74.527598][ T4123] device veth0_vlan entered promiscuous mode [ 74.537127][ T4123] device veth1_vlan entered promiscuous mode [ 74.554636][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.557063][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.559461][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.562727][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.567084][ T4123] device veth0_macvtap entered promiscuous mode [ 74.571924][ T4123] device veth1_macvtap entered promiscuous mode [ 74.581868][ T4123] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 74.584630][ T4123] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.587943][ T4123] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.589959][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.594844][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.597318][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.599939][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.606312][ T4123] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 74.608849][ T4123] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 74.612894][ T4123] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.617776][ T4123] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.620030][ T4123] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.622842][ T4123] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.624888][ T4123] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.628641][ T1709] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.631861][ T1709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.673949][ T136] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.684850][ T136] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.688695][ T1709] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 74.689069][ T369] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 74.693803][ T369] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 74.697188][ T369] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 74.729473][ T4134] [ 74.730065][ T4134] ====================================================== [ 74.731789][ T4134] WARNING: possible circular locking dependency detected [ 74.733565][ T4134] 5.15.178-syzkaller #0 Not tainted [ 74.734887][ T4134] ------------------------------------------------------ [ 74.736633][ T4134] syz.0.16/4134 is trying to acquire lock: [ 74.738020][ T4134] ffff0000d6948c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xd0/0x1c0 [ 74.740760][ T4134] [ 74.740760][ T4134] but task is already holding lock: [ 74.742701][ T4134] ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 74.745083][ T4134] [ 74.745083][ T4134] which lock already depends on the new lock. [ 74.745083][ T4134] [ 74.747586][ T4134] [ 74.747586][ T4134] the existing dependency chain (in reverse order) is: [ 74.749849][ T4134] [ 74.749849][ T4134] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 74.751843][ T4134] __mutex_lock_common+0x194/0x2154 [ 74.753338][ T4134] mutex_lock_nested+0xa4/0xf8 [ 74.754583][ T4134] rfkill_register+0x44/0x7a4 [ 74.755842][ T4134] hci_register_dev+0x3e0/0x880 [ 74.757149][ T4134] vhci_create_device+0x2c4/0x568 [ 74.758511][ T4134] vhci_write+0x318/0x3b8 [ 74.759664][ T4134] vfs_write+0x884/0xb44 [ 74.760941][ T4134] ksys_write+0x15c/0x26c [ 74.762070][ T4134] __arm64_sys_write+0x7c/0x90 [ 74.763356][ T4134] invoke_syscall+0x98/0x2b8 [ 74.764646][ T4134] el0_svc_common+0x138/0x258 [ 74.765895][ T4134] do_el0_svc+0x58/0x14c [ 74.767096][ T4134] el0_svc+0x7c/0x1f0 [ 74.768238][ T4134] el0t_64_sync_handler+0x84/0xe4 [ 74.769669][ T4134] el0t_64_sync+0x1a0/0x1a4 [ 74.770909][ T4134] [ 74.770909][ T4134] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 74.772855][ T4134] __mutex_lock_common+0x194/0x2154 [ 74.774273][ T4134] mutex_lock_nested+0xa4/0xf8 [ 74.775587][ T4134] vhci_send_frame+0x8c/0x10c [ 74.776988][ T4134] hci_send_frame+0x194/0x2f0 [ 74.778304][ T4134] hci_tx_work+0x9ac/0x16cc [ 74.779529][ T4134] process_one_work+0x790/0x11b8 [ 74.780929][ T4134] worker_thread+0x910/0x1034 [ 74.782200][ T4134] kthread+0x37c/0x45c [ 74.783358][ T4134] ret_from_fork+0x10/0x20 [ 74.784563][ T4134] [ 74.784563][ T4134] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 74.786924][ T4134] __flush_work+0xf8/0x1c0 [ 74.788106][ T4134] flush_work+0x24/0x38 [ 74.789254][ T4134] hci_dev_do_close+0x16c/0x1060 [ 74.790606][ T4134] hci_unregister_dev+0x248/0x4d4 [ 74.791993][ T4134] vhci_release+0x74/0xc4 [ 74.793285][ T4134] __fput+0x1c4/0x800 [ 74.794386][ T4134] ____fput+0x20/0x30 [ 74.795452][ T4134] task_work_run+0x130/0x1e4 [ 74.796634][ T4134] do_exit+0x670/0x20bc [ 74.797851][ T4134] do_group_exit+0x110/0x268 [ 74.799160][ T4134] get_signal+0x634/0x1550 [ 74.800403][ T4134] do_notify_resume+0x3d0/0x32b8 [ 74.801662][ T4134] el0_svc+0xfc/0x1f0 [ 74.802727][ T4134] el0t_64_sync_handler+0x84/0xe4 [ 74.804057][ T4134] el0t_64_sync+0x1a0/0x1a4 [ 74.805335][ T4134] [ 74.805335][ T4134] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 74.807292][ T4134] __mutex_lock_common+0x194/0x2154 [ 74.808721][ T4134] mutex_lock_nested+0xa4/0xf8 [ 74.809862][ T4134] bg_scan_update+0x9c/0x470 [ 74.811118][ T4134] process_one_work+0x790/0x11b8 [ 74.812458][ T4134] worker_thread+0x910/0x1034 [ 74.813713][ T4134] kthread+0x37c/0x45c [ 74.814861][ T4134] ret_from_fork+0x10/0x20 [ 74.816066][ T4134] [ 74.816066][ T4134] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 74.818370][ T4134] __lock_acquire+0x32d4/0x7638 [ 74.819611][ T4134] lock_acquire+0x240/0x77c [ 74.820890][ T4134] __flush_work+0xf8/0x1c0 [ 74.822097][ T4134] __cancel_work_timer+0x3ec/0x548 [ 74.823530][ T4134] cancel_work_sync+0x24/0x38 [ 74.824777][ T4134] hci_request_cancel_all+0xcc/0x2d0 [ 74.826287][ T4134] hci_dev_do_close+0x54/0x1060 [ 74.827685][ T4134] hci_rfkill_set_block+0xdc/0x1d0 [ 74.829112][ T4134] rfkill_set_block+0x18c/0x37c [ 74.830447][ T4134] rfkill_fop_write+0x594/0x750 [ 74.831844][ T4134] vfs_write+0x280/0xb44 [ 74.832973][ T4134] ksys_write+0x15c/0x26c [ 74.834190][ T4134] __arm64_sys_write+0x7c/0x90 [ 74.835561][ T4134] invoke_syscall+0x98/0x2b8 [ 74.836779][ T4134] el0_svc_common+0x138/0x258 [ 74.838081][ T4134] do_el0_svc+0x58/0x14c [ 74.839274][ T4134] el0_svc+0x7c/0x1f0 [ 74.840355][ T4134] el0t_64_sync_handler+0x84/0xe4 [ 74.841798][ T4134] el0t_64_sync+0x1a0/0x1a4 [ 74.843033][ T4134] [ 74.843033][ T4134] other info that might help us debug this: [ 74.843033][ T4134] [ 74.845602][ T4134] Chain exists of: [ 74.845602][ T4134] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 74.845602][ T4134] [ 74.849475][ T4134] Possible unsafe locking scenario: [ 74.849475][ T4134] [ 74.851318][ T4134] CPU0 CPU1 [ 74.852662][ T4134] ---- ---- [ 74.853984][ T4134] lock(rfkill_global_mutex); [ 74.855183][ T4134] lock(&data->open_mutex); [ 74.857037][ T4134] lock(rfkill_global_mutex); [ 74.858783][ T4134] lock((work_completion)(&hdev->bg_scan_update)); [ 74.860475][ T4134] [ 74.860475][ T4134] *** DEADLOCK *** [ 74.860475][ T4134] [ 74.862507][ T4134] 1 lock held by syz.0.16/4134: [ 74.863715][ T4134] #0: ffff800016f39608 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x250/0x750 [ 74.866224][ T4134] [ 74.866224][ T4134] stack backtrace: [ 74.867699][ T4134] CPU: 1 PID: 4134 Comm: syz.0.16 Not tainted 5.15.178-syzkaller #0 [ 74.869712][ T4134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 74.872146][ T4134] Call trace: [ 74.872952][ T4134] dump_backtrace+0x0/0x530 [ 74.874122][ T4134] show_stack+0x2c/0x3c [ 74.875138][ T4134] dump_stack_lvl+0x108/0x170 [ 74.876370][ T4134] dump_stack+0x1c/0x58 [ 74.877428][ T4134] print_circular_bug+0x150/0x1b8 [ 74.878710][ T4134] check_noncircular+0x2cc/0x378 [ 74.879983][ T4134] __lock_acquire+0x32d4/0x7638 [ 74.881177][ T4134] lock_acquire+0x240/0x77c [ 74.882237][ T4134] __flush_work+0xf8/0x1c0 [ 74.883294][ T4134] __cancel_work_timer+0x3ec/0x548 [ 74.884556][ T4134] cancel_work_sync+0x24/0x38 [ 74.885708][ T4134] hci_request_cancel_all+0xcc/0x2d0 [ 74.887043][ T4134] hci_dev_do_close+0x54/0x1060 [ 74.888263][ T4134] hci_rfkill_set_block+0xdc/0x1d0 [ 74.889493][ T4134] rfkill_set_block+0x18c/0x37c [ 74.890760][ T4134] rfkill_fop_write+0x594/0x750 [ 74.892021][ T4134] vfs_write+0x280/0xb44 [ 74.893085][ T4134] ksys_write+0x15c/0x26c [ 74.894093][ T4134] __arm64_sys_write+0x7c/0x90 [ 74.895211][ T4134] invoke_syscall+0x98/0x2b8 [ 74.896376][ T4134] el0_svc_common+0x138/0x258 [ 74.897594][ T4134] do_el0_svc+0x58/0x14c [ 74.898663][ T4134] el0_svc+0x7c/0x1f0 [ 74.899663][ T4134] el0t_64_sync_handler+0x84/0xe4 [ 74.900962][ T4134] el0t_64_sync+0x1a0/0x1a4