Warning: Permanently added '10.128.1.153' (ED25519) to the list of known hosts. 2024/11/17 08:23:45 ignoring optional flag "sandboxArg"="0" 2024/11/17 08:23:45 parsed 1 programs [ 69.800501][ T4168] cgroup: Unknown subsys name 'net' [ 69.956713][ T4168] cgroup: Unknown subsys name 'rlimit' [ 71.393900][ T1421] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.400526][ T1421] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.410784][ T4168] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 72.948776][ T4182] chnl_net:caif_netlink_parms(): no params data found [ 73.005251][ T4182] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.013707][ T4182] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.022249][ T4182] device bridge_slave_0 entered promiscuous mode [ 73.035045][ T4182] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.042299][ T4182] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.050594][ T4182] device bridge_slave_1 entered promiscuous mode [ 73.075015][ T4182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 73.088894][ T4182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 73.115354][ T4182] team0: Port device team_slave_0 added [ 73.125721][ T4182] team0: Port device team_slave_1 added [ 73.145365][ T4182] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 73.152526][ T4182] 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. [ 73.179048][ T4182] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 73.195421][ T4182] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 73.202476][ T4182] 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. [ 73.228579][ T4182] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 73.262346][ T4182] device hsr_slave_0 entered promiscuous mode [ 73.269654][ T4182] device hsr_slave_1 entered promiscuous mode [ 73.380413][ T4182] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 73.391786][ T4182] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 73.403062][ T4182] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 73.416432][ T4182] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 73.441957][ T4182] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.449188][ T4182] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.457377][ T4182] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.464507][ T4182] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.537236][ T4182] 8021q: adding VLAN 0 to HW filter on device bond0 [ 73.552795][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 73.565257][ T1215] bridge0: port 1(bridge_slave_0) entered disabled state [ 73.574755][ T1215] bridge0: port 2(bridge_slave_1) entered disabled state [ 73.583763][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 73.601815][ T4182] 8021q: adding VLAN 0 to HW filter on device team0 [ 73.615844][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 73.626586][ T1215] bridge0: port 1(bridge_slave_0) entered blocking state [ 73.633721][ T1215] bridge0: port 1(bridge_slave_0) entered forwarding state [ 73.653246][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 73.662705][ T1215] bridge0: port 2(bridge_slave_1) entered blocking state [ 73.669785][ T1215] bridge0: port 2(bridge_slave_1) entered forwarding state [ 73.695099][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 73.705306][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 73.723294][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 73.733722][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 73.743151][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 73.757502][ T4182] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 73.861673][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 73.869215][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 73.883472][ T4182] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 73.908835][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 73.932789][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 73.943475][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 73.953492][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 73.963458][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 73.974530][ T4182] device veth0_vlan entered promiscuous mode [ 73.990654][ T4182] device veth1_vlan entered promiscuous mode [ 74.015097][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 74.025715][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 74.047153][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 74.056635][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 74.069802][ T4182] device veth0_macvtap entered promiscuous mode [ 74.083864][ T4182] device veth1_macvtap entered promiscuous mode [ 74.105130][ T4182] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 74.113095][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 74.123163][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 74.132420][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 74.142584][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 74.155014][ T4182] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 74.164754][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 74.174539][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 74.187654][ T4182] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.198054][ T4182] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.208603][ T4182] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 74.217832][ T4182] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.043744][ T154] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.304026][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.314510][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.328010][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.349626][ T144] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.358566][ T144] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.368624][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2024/11/17 08:23:54 executed programs: 0 [ 76.076397][ T4243] chnl_net:caif_netlink_parms(): no params data found [ 76.129039][ T4243] bridge0: port 1(bridge_slave_0) entered blocking state [ 76.136276][ T4243] bridge0: port 1(bridge_slave_0) entered disabled state [ 76.144473][ T4243] device bridge_slave_0 entered promiscuous mode [ 76.153467][ T4243] bridge0: port 2(bridge_slave_1) entered blocking state [ 76.161146][ T4243] bridge0: port 2(bridge_slave_1) entered disabled state [ 76.169086][ T4243] device bridge_slave_1 entered promiscuous mode [ 76.192661][ T4243] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 76.204889][ T4243] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 76.230735][ T4243] team0: Port device team_slave_0 added [ 76.238580][ T4243] team0: Port device team_slave_1 added [ 76.258948][ T4243] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 76.266838][ T4243] 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. [ 76.293729][ T4243] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 76.307322][ T4243] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 76.314750][ T4243] 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. [ 76.341604][ T4243] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 76.378719][ T4243] device hsr_slave_0 entered promiscuous mode [ 76.386312][ T4243] device hsr_slave_1 entered promiscuous mode [ 76.393738][ T4243] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 76.401947][ T4243] Cannot create hsr debugfs directory [ 77.358308][ T154] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 78.031084][ T4188] Bluetooth: hci0: command 0x0409 tx timeout [ 79.186735][ T154] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 79.252204][ T154] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 80.110533][ T3987] Bluetooth: hci0: command 0x041b tx timeout [ 80.162640][ T4243] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 80.172190][ T4243] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 80.181968][ T4243] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 80.193158][ T4243] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 80.269100][ T4243] 8021q: adding VLAN 0 to HW filter on device bond0 [ 80.286136][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 80.295127][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 80.307164][ T4243] 8021q: adding VLAN 0 to HW filter on device team0 [ 80.321837][ T154] device hsr_slave_0 left promiscuous mode [ 80.328392][ T154] device hsr_slave_1 left promiscuous mode [ 80.335326][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 80.343532][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 80.352423][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 80.359842][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 80.367952][ T154] device bridge_slave_1 left promiscuous mode [ 80.375387][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.389551][ T154] device bridge_slave_0 left promiscuous mode [ 80.395994][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.414199][ T154] device veth1_macvtap left promiscuous mode [ 80.420897][ T154] device veth0_macvtap left promiscuous mode [ 80.426944][ T154] device veth1_vlan left promiscuous mode [ 80.434277][ T154] device veth0_vlan left promiscuous mode [ 80.604721][ T154] team0 (unregistering): Port device team_slave_1 removed [ 80.617446][ T154] team0 (unregistering): Port device team_slave_0 removed [ 80.631291][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 80.645694][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 80.709014][ T154] bond0 (unregistering): Released all slaves [ 80.786005][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 80.794853][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 80.803385][ T1215] bridge0: port 1(bridge_slave_0) entered blocking state [ 80.810509][ T1215] bridge0: port 1(bridge_slave_0) entered forwarding state [ 80.819585][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 80.831606][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 80.842724][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 80.852235][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 80.859408][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 80.882337][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 80.899458][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 80.909535][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 80.919764][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 80.929291][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 80.941934][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 80.951477][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 80.970288][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 80.978840][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 80.988318][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 80.997279][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 81.009899][ T4243] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 81.093331][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 81.101297][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 81.113193][ T4243] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 81.135119][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 81.144022][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 81.167160][ T4243] device veth0_vlan entered promiscuous mode [ 81.174362][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 81.183262][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 81.192142][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 81.200710][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 81.215616][ T4243] device veth1_vlan entered promiscuous mode [ 81.240986][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 81.249923][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 81.258997][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 81.269683][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 81.281196][ T4243] device veth0_macvtap entered promiscuous mode [ 81.290804][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 81.301271][ T4243] device veth1_macvtap entered promiscuous mode [ 81.321174][ T4243] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 81.328662][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 81.338585][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 81.354448][ T4243] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 81.362625][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 81.372660][ T1235] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 81.386137][ T4243] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.396258][ T4243] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.406085][ T4243] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.416896][ T4243] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 81.494489][ T1235] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.516644][ T1235] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.536165][ T1215] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 81.561179][ T1215] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 81.570413][ T1215] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 81.582989][ T155] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 81.781500][ T4293] [ 81.783930][ T4293] ====================================================== [ 81.791032][ T4293] WARNING: possible circular locking dependency detected [ 81.798146][ T4293] 5.15.172-syzkaller #0 Not tainted [ 81.803367][ T4293] ------------------------------------------------------ [ 81.810474][ T4293] syz.0.15/4293 is trying to acquire lock: [ 81.816282][ T4293] ffff888077b48c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 [ 81.827418][ T4293] [ 81.827418][ T4293] but task is already holding lock: [ 81.834786][ T4293] ffffffff8dcbe6a8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 81.844465][ T4293] [ 81.844465][ T4293] which lock already depends on the new lock. [ 81.844465][ T4293] [ 81.854865][ T4293] [ 81.854865][ T4293] the existing dependency chain (in reverse order) is: [ 81.863876][ T4293] [ 81.863876][ T4293] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 81.871883][ T4293] lock_acquire+0x1db/0x4f0 [ 81.876921][ T4293] __mutex_lock_common+0x1da/0x25a0 [ 81.882648][ T4293] mutex_lock_nested+0x17/0x20 [ 81.887944][ T4293] rfkill_register+0x30/0x880 [ 81.893148][ T4293] hci_register_dev+0x4dd/0xa50 [ 81.898531][ T4293] vhci_create_device+0x310/0x590 [ 81.904088][ T4293] vhci_write+0x382/0x430 [ 81.908941][ T4293] vfs_write+0xacd/0xe50 [ 81.913708][ T4293] ksys_write+0x1a2/0x2c0 [ 81.918569][ T4293] do_syscall_64+0x3b/0xb0 [ 81.923524][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 81.929953][ T4293] [ 81.929953][ T4293] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 81.937783][ T4293] lock_acquire+0x1db/0x4f0 [ 81.942819][ T4293] __mutex_lock_common+0x1da/0x25a0 [ 81.948547][ T4293] mutex_lock_nested+0x17/0x20 [ 81.953837][ T4293] vhci_send_frame+0x8a/0xf0 [ 81.958960][ T4293] hci_send_frame+0x1af/0x2f0 [ 81.964275][ T4293] hci_tx_work+0xb2e/0x1a30 [ 81.969403][ T4293] process_one_work+0x8a1/0x10c0 [ 81.974954][ T4293] worker_thread+0xaca/0x1280 [ 81.980170][ T4293] kthread+0x3f6/0x4f0 [ 81.984767][ T4293] ret_from_fork+0x1f/0x30 [ 81.989712][ T4293] [ 81.989712][ T4293] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 81.998936][ T4293] lock_acquire+0x1db/0x4f0 [ 82.003968][ T4293] __flush_work+0xeb/0x1a0 [ 82.008916][ T4293] hci_dev_do_close+0x20a/0x1070 [ 82.014383][ T4293] hci_unregister_dev+0x2d7/0x580 [ 82.019934][ T4293] vhci_release+0x73/0xc0 [ 82.024790][ T4293] __fput+0x3fe/0x8e0 [ 82.029302][ T4293] task_work_run+0x129/0x1a0 [ 82.034420][ T4293] do_exit+0x6a3/0x2480 [ 82.039104][ T4293] do_group_exit+0x144/0x310 [ 82.044315][ T4293] get_signal+0xc66/0x14e0 [ 82.049260][ T4293] arch_do_signal_or_restart+0xc3/0x1890 [ 82.055523][ T4293] exit_to_user_mode_loop+0x97/0x130 [ 82.061350][ T4293] exit_to_user_mode_prepare+0xb1/0x140 [ 82.067433][ T4293] syscall_exit_to_user_mode+0x5d/0x240 [ 82.073519][ T4293] do_syscall_64+0x47/0xb0 [ 82.078465][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.084893][ T4293] [ 82.084893][ T4293] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 82.092557][ T4293] lock_acquire+0x1db/0x4f0 [ 82.097595][ T4293] __mutex_lock_common+0x1da/0x25a0 [ 82.103324][ T4293] mutex_lock_nested+0x17/0x20 [ 82.108621][ T4293] bg_scan_update+0xa1/0x4a0 [ 82.113748][ T4293] process_one_work+0x8a1/0x10c0 [ 82.119225][ T4293] worker_thread+0xaca/0x1280 [ 82.124441][ T4293] kthread+0x3f6/0x4f0 [ 82.129051][ T4293] ret_from_fork+0x1f/0x30 [ 82.134003][ T4293] [ 82.134003][ T4293] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 82.143836][ T4293] validate_chain+0x1649/0x5930 [ 82.149210][ T4293] __lock_acquire+0x1295/0x1ff0 [ 82.154573][ T4293] lock_acquire+0x1db/0x4f0 [ 82.159588][ T4293] __flush_work+0xeb/0x1a0 [ 82.164527][ T4293] __cancel_work_timer+0x519/0x6a0 [ 82.170156][ T4293] hci_request_cancel_all+0xcb/0x300 [ 82.176043][ T4293] hci_dev_do_close+0x51/0x1070 [ 82.181406][ T4293] hci_rfkill_set_block+0x114/0x1a0 [ 82.187115][ T4293] rfkill_set_block+0x1e7/0x430 [ 82.192479][ T4293] rfkill_fop_write+0x5b7/0x790 [ 82.197843][ T4293] vfs_write+0x30c/0xe50 [ 82.202607][ T4293] ksys_write+0x1a2/0x2c0 [ 82.207468][ T4293] do_syscall_64+0x3b/0xb0 [ 82.212440][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.218860][ T4293] [ 82.218860][ T4293] other info that might help us debug this: [ 82.218860][ T4293] [ 82.229093][ T4293] Chain exists of: [ 82.229093][ T4293] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 82.229093][ T4293] [ 82.244826][ T4293] Possible unsafe locking scenario: [ 82.244826][ T4293] [ 82.252278][ T4293] CPU0 CPU1 [ 82.257636][ T4293] ---- ---- [ 82.262999][ T4293] lock(rfkill_global_mutex); [ 82.267762][ T4293] lock(&data->open_mutex); [ 82.274891][ T4293] lock(rfkill_global_mutex); [ 82.282169][ T4293] lock((work_completion)(&hdev->bg_scan_update)); [ 82.288756][ T4293] [ 82.288756][ T4293] *** DEADLOCK *** [ 82.288756][ T4293] [ 82.296894][ T4293] 1 lock held by syz.0.15/4293: [ 82.301735][ T4293] #0: ffffffff8dcbe6a8 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 82.311831][ T4293] [ 82.311831][ T4293] stack backtrace: [ 82.317718][ T4293] CPU: 1 PID: 4293 Comm: syz.0.15 Not tainted 5.15.172-syzkaller #0 [ 82.325780][ T4293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 82.335875][ T4293] Call Trace: [ 82.339162][ T4293] [ 82.342094][ T4293] dump_stack_lvl+0x1e3/0x2d0 [ 82.346773][ T4293] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 82.352407][ T4293] ? print_circular_bug+0x12b/0x1a0 [ 82.357610][ T4293] check_noncircular+0x2f8/0x3b0 [ 82.362549][ T4293] ? add_chain_block+0x850/0x850 [ 82.367481][ T4293] ? lockdep_lock+0x11f/0x2a0 [ 82.372157][ T4293] validate_chain+0x1649/0x5930 [ 82.377136][ T4293] ? __lock_acquire+0x1295/0x1ff0 [ 82.382215][ T4293] ? reacquire_held_locks+0x660/0x660 [ 82.387596][ T4293] ? mark_lock+0x98/0x340 [ 82.391928][ T4293] ? look_up_lock_class+0x77/0x120 [ 82.397057][ T4293] ? register_lock_class+0x100/0x9a0 [ 82.402343][ T4293] ? mark_lock+0x98/0x340 [ 82.406666][ T4293] ? is_dynamic_key+0x1f0/0x1f0 [ 82.411526][ T4293] ? __lock_acquire+0x1295/0x1ff0 [ 82.416547][ T4293] ? mark_lock+0x98/0x340 [ 82.420877][ T4293] __lock_acquire+0x1295/0x1ff0 [ 82.425817][ T4293] lock_acquire+0x1db/0x4f0 [ 82.430334][ T4293] ? __flush_work+0xcf/0x1a0 [ 82.434940][ T4293] ? rcu_lock_release+0x5/0x20 [ 82.439724][ T4293] ? read_lock_is_recursive+0x10/0x10 [ 82.445127][ T4293] ? start_flush_work+0x776/0x820 [ 82.450187][ T4293] __flush_work+0xeb/0x1a0 [ 82.454606][ T4293] ? __flush_work+0xcf/0x1a0 [ 82.459292][ T4293] ? flush_work+0x20/0x20 [ 82.463635][ T4293] ? print_irqtrace_events+0x210/0x210 [ 82.469101][ T4293] ? lock_timer_base+0x260/0x260 [ 82.474050][ T4293] ? __cancel_work_timer+0x467/0x6a0 [ 82.479336][ T4293] __cancel_work_timer+0x519/0x6a0 [ 82.484449][ T4293] ? cancel_work_sync+0x20/0x20 [ 82.489298][ T4293] ? lockdep_hardirqs_on+0x94/0x130 [ 82.494491][ T4293] ? __cancel_work+0x2ef/0x380 [ 82.499263][ T4293] ? cancel_work+0x20/0x20 [ 82.503673][ T4293] ? print_irqtrace_events+0x210/0x210 [ 82.509144][ T4293] hci_request_cancel_all+0xcb/0x300 [ 82.514443][ T4293] hci_dev_do_close+0x51/0x1070 [ 82.519312][ T4293] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 82.525213][ T4293] ? _raw_spin_unlock+0x40/0x40 [ 82.530062][ T4293] ? kmem_cache_alloc_trace+0x143/0x290 [ 82.535605][ T4293] hci_rfkill_set_block+0x114/0x1a0 [ 82.540800][ T4293] ? rcu_lock_release+0x20/0x20 [ 82.545647][ T4293] rfkill_set_block+0x1e7/0x430 [ 82.550493][ T4293] rfkill_fop_write+0x5b7/0x790 [ 82.555339][ T4293] ? mark_lock+0x98/0x340 [ 82.559669][ T4293] ? rfkill_fop_read+0x470/0x470 [ 82.564602][ T4293] ? fsnotify_perm+0x64/0x590 [ 82.569289][ T4293] ? security_file_permission+0x75/0xa0 [ 82.574860][ T4293] ? rfkill_fop_read+0x470/0x470 [ 82.579812][ T4293] vfs_write+0x30c/0xe50 [ 82.584083][ T4293] ? file_end_write+0x250/0x250 [ 82.588952][ T4293] ? read_lock_is_recursive+0x10/0x10 [ 82.594333][ T4293] ? __context_tracking_exit+0x4c/0x80 [ 82.599796][ T4293] ? __lock_acquire+0x1ff0/0x1ff0 [ 82.604965][ T4293] ? __fdget_pos+0x1e9/0x380 [ 82.609574][ T4293] ksys_write+0x1a2/0x2c0 [ 82.613909][ T4293] ? print_irqtrace_events+0x210/0x210 [ 82.619372][ T4293] ? __ia32_sys_read+0x80/0x80 [ 82.624134][ T4293] ? syscall_enter_from_user_mode+0x2e/0x240 [ 82.630222][ T4293] ? lockdep_hardirqs_on+0x94/0x130 [ 82.635444][ T4293] ? syscall_enter_from_user_mode+0x2e/0x240 [ 82.641544][ T4293] do_syscall_64+0x3b/0xb0 [ 82.645968][ T4293] ? clear_bhb_loop+0x15/0x70 [ 82.650641][ T4293] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 82.656533][ T4293] RIP: 0033:0x7fe957e3f719 [ 82.660961][ T4293] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 82.680562][ T4293] RSP: 002b:00007ffc17f433a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 82.689073][ T4293] RAX: ffffffffffffffda RBX: 00007fe957ff6f80 RCX: 00007fe957e3f719 [ 82.697039][ T4293] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000003 [ 82.705006][ T4293] RBP: 00007fe957eb275e R08: 0000000000000000 R09: 0000000000000000 [ 82.712973][ T4293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 82.720943][ T4293] R13: 00007fe957ff6f80 R14: 00007fe957ff6f80 R15: 00000000000014f4 [ 82.728920][ T4293] [ 82.734164][ T3506] Bluetooth: hci0: command 0x040f tx timeout