Warning: Permanently added '10.128.0.217' (ED25519) to the list of known hosts. 2024/12/13 01:22:50 ignoring optional flag "sandboxArg"="0" 2024/12/13 01:22:50 parsed 1 programs [ 61.385750][ T4168] cgroup: Unknown subsys name 'net' [ 61.492393][ T4168] cgroup: Unknown subsys name 'rlimit' [ 62.955458][ T4168] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 64.348328][ T4180] chnl_net:caif_netlink_parms(): no params data found [ 64.395950][ T4180] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.403859][ T4180] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.411660][ T4180] device bridge_slave_0 entered promiscuous mode [ 64.423146][ T4180] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.430243][ T4180] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.438204][ T4180] device bridge_slave_1 entered promiscuous mode [ 64.460250][ T4180] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 64.474878][ T4180] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 64.498593][ T4180] team0: Port device team_slave_0 added [ 64.506128][ T4180] team0: Port device team_slave_1 added [ 64.528244][ T4180] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 64.535392][ T4180] 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. [ 64.561385][ T4180] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 64.574560][ T4180] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 64.581514][ T4180] 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. [ 64.607559][ T4180] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 64.640634][ T4180] device hsr_slave_0 entered promiscuous mode [ 64.647960][ T4180] device hsr_slave_1 entered promiscuous mode [ 64.755917][ T4180] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 64.766753][ T4180] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 64.776819][ T4180] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 64.789515][ T4180] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 64.810811][ T4180] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.817976][ T4180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.825838][ T4180] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.832930][ T4180] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.898369][ T4180] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.917211][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.928758][ T3045] bridge0: port 1(bridge_slave_0) entered disabled state [ 64.937299][ T3045] bridge0: port 2(bridge_slave_1) entered disabled state [ 64.945649][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 64.961687][ T4180] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.974318][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.983857][ T3045] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.990921][ T3045] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.004527][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.013431][ T3045] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.020502][ T3045] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.039801][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.057035][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.066800][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.086574][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.095624][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 65.106190][ T4180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 65.211797][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 65.220380][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 65.239442][ T4180] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.262164][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 65.287134][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 65.298523][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 65.307866][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 65.320250][ T4180] device veth0_vlan entered promiscuous mode [ 65.333907][ T4180] device veth1_vlan entered promiscuous mode [ 65.358831][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 65.368599][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 65.379721][ T4180] device veth0_macvtap entered promiscuous mode [ 65.391618][ T4180] device veth1_macvtap entered promiscuous mode [ 65.412917][ T4180] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 65.420573][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 65.429706][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 65.438714][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 65.447916][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 65.461502][ T4180] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 65.469750][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 65.479979][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 65.493061][ T4180] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.502604][ T4180] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.511299][ T4180] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.520541][ T4180] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 65.695823][ T4180] syz-executor (4180) used greatest stack depth: 19320 bytes left [ 66.201725][ T9] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 67.064564][ T3045] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.072818][ T3045] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.086558][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 67.105553][ T3045] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 67.113987][ T3045] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 67.124323][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2024/12/13 01:22:59 executed programs: 0 [ 67.877480][ T4250] chnl_net:caif_netlink_parms(): no params data found [ 67.919761][ T4250] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.927049][ T4250] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.935221][ T4250] device bridge_slave_0 entered promiscuous mode [ 67.943852][ T4250] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.950968][ T4250] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.959139][ T4250] device bridge_slave_1 entered promiscuous mode [ 67.982199][ T4250] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.993577][ T4250] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.019264][ T4250] team0: Port device team_slave_0 added [ 68.026870][ T4250] team0: Port device team_slave_1 added [ 68.047170][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 68.054183][ T4250] 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. [ 68.080155][ T4250] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 68.092802][ T4250] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 68.099773][ T4250] 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. [ 68.125886][ T4250] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 68.156229][ T4250] device hsr_slave_0 entered promiscuous mode [ 68.163031][ T4250] device hsr_slave_1 entered promiscuous mode [ 68.169539][ T4250] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.177786][ T4250] Cannot create hsr debugfs directory [ 68.908501][ T9] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 69.852577][ T4188] Bluetooth: hci0: command 0x0409 tx timeout [ 70.930344][ T9] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 70.980626][ T9] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.217199][ T1428] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.224069][ T1428] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.932118][ T7] Bluetooth: hci0: command 0x041b tx timeout [ 71.944317][ T4250] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.954724][ T4250] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.976424][ T4250] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.985895][ T4250] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 72.049221][ T4250] 8021q: adding VLAN 0 to HW filter on device bond0 [ 72.063175][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 72.071403][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 72.082769][ T4250] 8021q: adding VLAN 0 to HW filter on device team0 [ 72.095805][ T9] device hsr_slave_0 left promiscuous mode [ 72.102497][ T9] device hsr_slave_1 left promiscuous mode [ 72.108923][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 72.116614][ T9] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 72.125301][ T9] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 72.133510][ T9] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 72.141145][ T9] device bridge_slave_1 left promiscuous mode [ 72.148125][ T9] bridge0: port 2(bridge_slave_1) entered disabled state [ 72.161225][ T9] device bridge_slave_0 left promiscuous mode [ 72.168680][ T9] bridge0: port 1(bridge_slave_0) entered disabled state [ 72.187410][ T9] device veth1_macvtap left promiscuous mode [ 72.193677][ T9] device veth0_macvtap left promiscuous mode [ 72.199721][ T9] device veth1_vlan left promiscuous mode [ 72.206788][ T9] device veth0_vlan left promiscuous mode [ 72.360755][ T9] team0 (unregistering): Port device team_slave_1 removed [ 72.375938][ T9] team0 (unregistering): Port device team_slave_0 removed [ 72.390130][ T9] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 72.403778][ T9] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 72.461031][ T9] bond0 (unregistering): Released all slaves [ 72.538846][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 72.548027][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 72.556732][ T1385] bridge0: port 1(bridge_slave_0) entered blocking state [ 72.564225][ T1385] bridge0: port 1(bridge_slave_0) entered forwarding state [ 72.572428][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 72.591960][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 72.600692][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 72.609347][ T3045] bridge0: port 2(bridge_slave_1) entered blocking state [ 72.616435][ T3045] bridge0: port 2(bridge_slave_1) entered forwarding state [ 72.624902][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 72.634318][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 72.646930][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 72.656989][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 72.666499][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 72.678510][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 72.688697][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 72.700476][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 72.710078][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 72.728618][ T4250] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 72.748615][ T4250] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 72.757787][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 72.766711][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 72.854278][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 72.861724][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 72.875083][ T4250] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 72.900483][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 72.914162][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 72.935746][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 72.945433][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 72.961018][ T4250] device veth0_vlan entered promiscuous mode [ 72.968294][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 72.978057][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 72.990812][ T4250] device veth1_vlan entered promiscuous mode [ 73.015980][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 73.027399][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 73.036649][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 73.045578][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 73.058681][ T4250] device veth0_macvtap entered promiscuous mode [ 73.070780][ T4250] device veth1_macvtap entered promiscuous mode [ 73.079377][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 73.088888][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 73.109267][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 73.118058][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 73.127422][ T3045] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 73.140737][ T4250] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 73.149038][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 73.159376][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 73.172438][ T4250] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.182569][ T4250] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.191442][ T4250] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.200969][ T4250] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 73.262333][ T3045] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.270289][ T3045] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.308175][ T3008] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 73.322797][ T3045] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 73.330757][ T3045] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 73.342065][ T1385] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 73.515358][ T4301] [ 73.517735][ T4301] ====================================================== [ 73.524859][ T4301] WARNING: possible circular locking dependency detected [ 73.531882][ T4301] 5.15.173-syzkaller #0 Not tainted [ 73.537082][ T4301] ------------------------------------------------------ [ 73.544102][ T4301] syz.0.16/4301 is trying to acquire lock: [ 73.549909][ T4301] ffff88807bb60c28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 [ 73.561043][ T4301] [ 73.561043][ T4301] but task is already holding lock: [ 73.568421][ T4301] ffffffff8decd528 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 73.578105][ T4301] [ 73.578105][ T4301] which lock already depends on the new lock. [ 73.578105][ T4301] [ 73.588619][ T4301] [ 73.588619][ T4301] the existing dependency chain (in reverse order) is: [ 73.597662][ T4301] [ 73.597662][ T4301] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 73.605688][ T4301] lock_acquire+0x1db/0x4f0 [ 73.610726][ T4301] __mutex_lock_common+0x1da/0x25a0 [ 73.616471][ T4301] mutex_lock_nested+0x17/0x20 [ 73.621782][ T4301] rfkill_register+0x30/0x880 [ 73.627012][ T4301] hci_register_dev+0x4dd/0xa50 [ 73.632397][ T4301] vhci_create_device+0x310/0x590 [ 73.637966][ T4301] vhci_write+0x382/0x430 [ 73.642836][ T4301] vfs_write+0xacd/0xe50 [ 73.647617][ T4301] ksys_write+0x1a2/0x2c0 [ 73.652495][ T4301] do_syscall_64+0x3b/0xb0 [ 73.657444][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 73.663871][ T4301] [ 73.663871][ T4301] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 73.671701][ T4301] lock_acquire+0x1db/0x4f0 [ 73.676738][ T4301] __mutex_lock_common+0x1da/0x25a0 [ 73.682473][ T4301] mutex_lock_nested+0x17/0x20 [ 73.687852][ T4301] vhci_send_frame+0x8a/0xf0 [ 73.692972][ T4301] hci_send_frame+0x1af/0x2f0 [ 73.698176][ T4301] hci_tx_work+0xb2e/0x1a30 [ 73.703207][ T4301] process_one_work+0x8a1/0x10c0 [ 73.708671][ T4301] worker_thread+0xaca/0x1280 [ 73.713867][ T4301] kthread+0x3f6/0x4f0 [ 73.718471][ T4301] ret_from_fork+0x1f/0x30 [ 73.723413][ T4301] [ 73.723413][ T4301] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 73.732628][ T4301] lock_acquire+0x1db/0x4f0 [ 73.737665][ T4301] __flush_work+0xeb/0x1a0 [ 73.742617][ T4301] hci_dev_do_close+0x20a/0x1070 [ 73.748088][ T4301] hci_unregister_dev+0x2d7/0x580 [ 73.753638][ T4301] vhci_release+0x73/0xc0 [ 73.758496][ T4301] __fput+0x3fe/0x8e0 [ 73.763003][ T4301] task_work_run+0x129/0x1a0 [ 73.768120][ T4301] do_exit+0x6a3/0x2480 [ 73.772803][ T4301] do_group_exit+0x144/0x310 [ 73.777926][ T4301] get_signal+0xc66/0x14e0 [ 73.782872][ T4301] arch_do_signal_or_restart+0xc3/0x1890 [ 73.789031][ T4301] exit_to_user_mode_loop+0x97/0x130 [ 73.794840][ T4301] exit_to_user_mode_prepare+0xb1/0x140 [ 73.800913][ T4301] syscall_exit_to_user_mode+0x5d/0x240 [ 73.806980][ T4301] do_syscall_64+0x47/0xb0 [ 73.811919][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 73.818336][ T4301] [ 73.818336][ T4301] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 73.825984][ T4301] lock_acquire+0x1db/0x4f0 [ 73.831010][ T4301] __mutex_lock_common+0x1da/0x25a0 [ 73.836727][ T4301] mutex_lock_nested+0x17/0x20 [ 73.842009][ T4301] bg_scan_update+0xa1/0x4a0 [ 73.847110][ T4301] process_one_work+0x8a1/0x10c0 [ 73.852563][ T4301] worker_thread+0xaca/0x1280 [ 73.857754][ T4301] kthread+0x3f6/0x4f0 [ 73.862353][ T4301] ret_from_fork+0x1f/0x30 [ 73.867283][ T4301] [ 73.867283][ T4301] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 73.877090][ T4301] validate_chain+0x1649/0x5930 [ 73.882453][ T4301] __lock_acquire+0x1295/0x1ff0 [ 73.887833][ T4301] lock_acquire+0x1db/0x4f0 [ 73.892846][ T4301] __flush_work+0xeb/0x1a0 [ 73.897775][ T4301] __cancel_work_timer+0x519/0x6a0 [ 73.903411][ T4301] hci_request_cancel_all+0xcb/0x300 [ 73.909212][ T4301] hci_dev_do_close+0x51/0x1070 [ 73.914575][ T4301] hci_rfkill_set_block+0x114/0x1a0 [ 73.920288][ T4301] rfkill_set_block+0x1e7/0x430 [ 73.925653][ T4301] rfkill_fop_write+0x5b7/0x790 [ 73.931018][ T4301] vfs_write+0x30c/0xe50 [ 73.935793][ T4301] ksys_write+0x1a2/0x2c0 [ 73.940633][ T4301] do_syscall_64+0x3b/0xb0 [ 73.945559][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 73.951969][ T4301] [ 73.951969][ T4301] other info that might help us debug this: [ 73.951969][ T4301] [ 73.962208][ T4301] Chain exists of: [ 73.962208][ T4301] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 73.962208][ T4301] [ 73.977924][ T4301] Possible unsafe locking scenario: [ 73.977924][ T4301] [ 73.985361][ T4301] CPU0 CPU1 [ 73.990715][ T4301] ---- ---- [ 73.996069][ T4301] lock(rfkill_global_mutex); [ 74.000824][ T4301] lock(&data->open_mutex); [ 74.007922][ T4301] lock(rfkill_global_mutex); [ 74.015191][ T4301] lock((work_completion)(&hdev->bg_scan_update)); [ 74.021766][ T4301] [ 74.021766][ T4301] *** DEADLOCK *** [ 74.021766][ T4301] [ 74.029896][ T4301] 1 lock held by syz.0.16/4301: [ 74.034730][ T4301] #0: ffffffff8decd528 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 74.044813][ T4301] [ 74.044813][ T4301] stack backtrace: [ 74.050704][ T4301] CPU: 0 PID: 4301 Comm: syz.0.16 Not tainted 5.15.173-syzkaller #0 [ 74.058680][ T4301] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 74.068737][ T4301] Call Trace: [ 74.072026][ T4301] [ 74.074948][ T4301] dump_stack_lvl+0x1e3/0x2d0 [ 74.079626][ T4301] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 74.085254][ T4301] ? print_circular_bug+0x12b/0x1a0 [ 74.090448][ T4301] check_noncircular+0x2f8/0x3b0 [ 74.095552][ T4301] ? add_chain_block+0x850/0x850 [ 74.100508][ T4301] ? lockdep_lock+0x11f/0x2a0 [ 74.105204][ T4301] validate_chain+0x1649/0x5930 [ 74.110055][ T4301] ? __lock_acquire+0x1295/0x1ff0 [ 74.115076][ T4301] ? reacquire_held_locks+0x660/0x660 [ 74.120533][ T4301] ? mark_lock+0x98/0x340 [ 74.124854][ T4301] ? look_up_lock_class+0x77/0x120 [ 74.129978][ T4301] ? register_lock_class+0x100/0x9a0 [ 74.135253][ T4301] ? mark_lock+0x98/0x340 [ 74.139574][ T4301] ? is_dynamic_key+0x1f0/0x1f0 [ 74.144415][ T4301] ? __lock_acquire+0x1295/0x1ff0 [ 74.149438][ T4301] ? mark_lock+0x98/0x340 [ 74.153759][ T4301] __lock_acquire+0x1295/0x1ff0 [ 74.158610][ T4301] lock_acquire+0x1db/0x4f0 [ 74.163108][ T4301] ? __flush_work+0xcf/0x1a0 [ 74.167690][ T4301] ? rcu_lock_release+0x5/0x20 [ 74.172451][ T4301] ? read_lock_is_recursive+0x10/0x10 [ 74.177820][ T4301] ? start_flush_work+0x776/0x820 [ 74.182944][ T4301] __flush_work+0xeb/0x1a0 [ 74.187353][ T4301] ? __flush_work+0xcf/0x1a0 [ 74.191935][ T4301] ? flush_work+0x20/0x20 [ 74.196262][ T4301] ? print_irqtrace_events+0x210/0x210 [ 74.201824][ T4301] ? lock_timer_base+0x260/0x260 [ 74.206777][ T4301] ? __cancel_work_timer+0x467/0x6a0 [ 74.212080][ T4301] __cancel_work_timer+0x519/0x6a0 [ 74.217189][ T4301] ? cancel_work_sync+0x20/0x20 [ 74.222053][ T4301] ? lockdep_hardirqs_on+0x94/0x130 [ 74.227257][ T4301] ? __cancel_work+0x2ef/0x380 [ 74.232035][ T4301] ? cancel_work+0x20/0x20 [ 74.236461][ T4301] ? print_irqtrace_events+0x210/0x210 [ 74.241926][ T4301] hci_request_cancel_all+0xcb/0x300 [ 74.247244][ T4301] hci_dev_do_close+0x51/0x1070 [ 74.252102][ T4301] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 74.257993][ T4301] ? _raw_spin_unlock+0x40/0x40 [ 74.262844][ T4301] ? kmem_cache_alloc_trace+0x143/0x290 [ 74.268389][ T4301] hci_rfkill_set_block+0x114/0x1a0 [ 74.273588][ T4301] ? rcu_lock_release+0x20/0x20 [ 74.278434][ T4301] rfkill_set_block+0x1e7/0x430 [ 74.283282][ T4301] rfkill_fop_write+0x5b7/0x790 [ 74.288121][ T4301] ? mark_lock+0x98/0x340 [ 74.292441][ T4301] ? rfkill_fop_read+0x470/0x470 [ 74.297370][ T4301] ? fsnotify_perm+0x64/0x590 [ 74.302045][ T4301] ? security_file_permission+0x75/0xa0 [ 74.307604][ T4301] ? rfkill_fop_read+0x470/0x470 [ 74.312546][ T4301] vfs_write+0x30c/0xe50 [ 74.316790][ T4301] ? file_end_write+0x250/0x250 [ 74.321638][ T4301] ? read_lock_is_recursive+0x10/0x10 [ 74.327009][ T4301] ? __context_tracking_exit+0x4c/0x80 [ 74.332492][ T4301] ? __lock_acquire+0x1ff0/0x1ff0 [ 74.337511][ T4301] ? __fdget_pos+0x1e9/0x380 [ 74.342097][ T4301] ksys_write+0x1a2/0x2c0 [ 74.346418][ T4301] ? print_irqtrace_events+0x210/0x210 [ 74.351869][ T4301] ? __ia32_sys_read+0x80/0x80 [ 74.356629][ T4301] ? syscall_enter_from_user_mode+0x2e/0x240 [ 74.362605][ T4301] ? lockdep_hardirqs_on+0x94/0x130 [ 74.367802][ T4301] ? syscall_enter_from_user_mode+0x2e/0x240 [ 74.373790][ T4301] do_syscall_64+0x3b/0xb0 [ 74.378200][ T4301] ? clear_bhb_loop+0x15/0x70 [ 74.382868][ T4301] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 74.388757][ T4301] RIP: 0033:0x7febd2fcad19 [ 74.393174][ T4301] 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 [ 74.412789][ T4301] RSP: 002b:00007ffe79f94058 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 74.421239][ T4301] RAX: ffffffffffffffda RBX: 00007febd31bafa0 RCX: 00007febd2fcad19 [ 74.429203][ T4301] RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000003 [ 74.437164][ T4301] RBP: 00007febd3046a20 R08: 0000000000000000 R09: 0000000000000000 [ 74.445155][ T4301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.453127][ T4301] R13: 00007febd31bafa0 R14: 00007febd31bafa0 R15: 00000000000019a1 [ 74.461207][ T4301] [ 74.466285][ T1106] Bluetooth: hci0: command 0x040f tx timeout