Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. 2024/12/08 22:29:58 ignoring optional flag "sandboxArg"="0" 2024/12/08 22:29:59 parsed 1 programs [ 63.255341][ T4166] cgroup: Unknown subsys name 'net' [ 63.403914][ T4166] cgroup: Unknown subsys name 'rlimit' [ 64.861795][ T4166] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 66.615424][ T4200] chnl_net:caif_netlink_parms(): no params data found [ 66.668665][ T4200] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.676134][ T4200] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.684086][ T4200] device bridge_slave_0 entered promiscuous mode [ 66.693013][ T4200] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.700226][ T4200] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.708067][ T4200] device bridge_slave_1 entered promiscuous mode [ 66.732037][ T4200] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.744285][ T4200] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.775613][ T4200] team0: Port device team_slave_0 added [ 66.785356][ T4200] team0: Port device team_slave_1 added [ 66.812596][ T4200] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 66.819887][ T4200] 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. [ 66.847327][ T4200] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 66.860727][ T4200] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 66.868979][ T4200] 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. [ 66.896227][ T4200] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 66.938126][ T4200] device hsr_slave_0 entered promiscuous mode [ 66.945012][ T4200] device hsr_slave_1 entered promiscuous mode [ 67.080075][ T4200] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 67.092900][ T4200] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 67.103364][ T4200] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 67.118481][ T4200] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 67.150970][ T4200] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.158325][ T4200] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.166279][ T4200] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.173419][ T4200] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.246432][ T4200] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.266544][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.280106][ T144] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.298534][ T144] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.313555][ T4200] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.328070][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.339859][ T851] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.346993][ T851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.361370][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.370208][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.377329][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.400675][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.409698][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.437886][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 67.448105][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 67.458397][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 67.467910][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 67.478348][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 67.488663][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 67.501414][ T4200] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 67.600844][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 67.608943][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 67.625188][ T4200] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 67.647330][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 67.656691][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 67.688340][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 67.697601][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 67.709482][ T4200] device veth0_vlan entered promiscuous mode [ 67.717630][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 67.727806][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 67.739566][ T4200] device veth1_vlan entered promiscuous mode [ 67.764122][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 67.772947][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 67.781851][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 67.791916][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 67.802751][ T4200] device veth0_macvtap entered promiscuous mode [ 67.813189][ T4200] device veth1_macvtap entered promiscuous mode [ 67.832437][ T4200] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 67.841176][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 67.851164][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 67.859763][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 67.870411][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 67.882451][ T4200] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 67.890166][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 67.901229][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 67.913887][ T4200] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.923459][ T4200] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.932312][ T4200] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 67.941543][ T4200] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 68.063220][ T4200] syz-executor (4200) used greatest stack depth: 18744 bytes left [ 68.198868][ T1222] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 68.265841][ T144] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.273984][ T144] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.289101][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 68.302665][ T4221] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 68.310698][ T4221] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 68.320295][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 2024/12/08 22:30:08 executed programs: 0 [ 69.606329][ T4246] chnl_net:caif_netlink_parms(): no params data found [ 69.652082][ T4246] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.659248][ T4246] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.667612][ T4246] device bridge_slave_0 entered promiscuous mode [ 69.675757][ T4246] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.683261][ T4246] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.692126][ T4246] device bridge_slave_1 entered promiscuous mode [ 69.715228][ T4246] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.726491][ T4246] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.751177][ T4246] team0: Port device team_slave_0 added [ 69.761697][ T4246] team0: Port device team_slave_1 added [ 69.782782][ T4246] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.790121][ T4246] 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. [ 69.816355][ T4246] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.829073][ T4246] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.836019][ T4246] 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. [ 69.862452][ T4246] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.895352][ T4246] device hsr_slave_0 entered promiscuous mode [ 69.902221][ T4246] device hsr_slave_1 entered promiscuous mode [ 69.909411][ T4246] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 69.917621][ T4246] Cannot create hsr debugfs directory [ 70.913849][ T1222] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.199479][ T1428] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.205999][ T1428] ieee802154 phy1 wpan1: encryption failed: -22 [ 71.597617][ T4220] Bluetooth: hci0: command 0x0409 tx timeout [ 73.482583][ T1222] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.533925][ T1222] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 73.678641][ T4206] Bluetooth: hci0: command 0x041b tx timeout [ 74.400107][ T4246] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 74.410605][ T4246] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 74.440380][ T4246] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 74.450043][ T4246] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 74.529240][ T4246] 8021q: adding VLAN 0 to HW filter on device bond0 [ 74.541491][ T4221] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 74.550497][ T4221] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 74.572713][ T4246] 8021q: adding VLAN 0 to HW filter on device team0 [ 74.582084][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 74.591247][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 74.600929][ T154] bridge0: port 1(bridge_slave_0) entered blocking state [ 74.608041][ T154] bridge0: port 1(bridge_slave_0) entered forwarding state [ 74.616572][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 74.628694][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 74.637837][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 74.646172][ T154] bridge0: port 2(bridge_slave_1) entered blocking state [ 74.653255][ T154] bridge0: port 2(bridge_slave_1) entered forwarding state [ 74.666377][ T1222] device hsr_slave_0 left promiscuous mode [ 74.673593][ T1222] device hsr_slave_1 left promiscuous mode [ 74.680252][ T1222] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 74.687719][ T1222] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 74.695759][ T1222] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 74.703676][ T1222] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 74.712005][ T1222] device bridge_slave_1 left promiscuous mode [ 74.718691][ T1222] bridge0: port 2(bridge_slave_1) entered disabled state [ 74.731919][ T1222] device bridge_slave_0 left promiscuous mode [ 74.739330][ T1222] bridge0: port 1(bridge_slave_0) entered disabled state [ 74.756133][ T1222] device veth1_macvtap left promiscuous mode [ 74.762649][ T1222] device veth0_macvtap left promiscuous mode [ 74.769366][ T1222] device veth1_vlan left promiscuous mode [ 74.775228][ T1222] device veth0_vlan left promiscuous mode [ 74.924523][ T1222] team0 (unregistering): Port device team_slave_1 removed [ 74.938626][ T1222] team0 (unregistering): Port device team_slave_0 removed [ 74.952581][ T1222] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 74.967709][ T1222] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 75.025346][ T1222] bond0 (unregistering): Released all slaves [ 75.089876][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.099199][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.109147][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.118766][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.127461][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.138901][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.147742][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.165984][ T4246] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 75.177149][ T4246] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 75.194366][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.202775][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.211996][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.220723][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.230546][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.320111][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.328596][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.340493][ T4246] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.359338][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 75.368397][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 75.389051][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 75.397718][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 75.406098][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 75.414078][ T851] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 75.423702][ T4246] device veth0_vlan entered promiscuous mode [ 75.435083][ T4246] device veth1_vlan entered promiscuous mode [ 75.466094][ T4246] device veth0_macvtap entered promiscuous mode [ 75.473888][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 75.484178][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 75.492937][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 75.503040][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 75.512430][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 75.529064][ T4246] device veth1_macvtap entered promiscuous mode [ 75.546605][ T4246] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 75.559287][ T4246] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 75.567744][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 75.575748][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 75.585702][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 75.594833][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 75.603998][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 75.615969][ T4246] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.625317][ T4246] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.634380][ T4246] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.645623][ T4246] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 75.718065][ T154] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.726006][ T154] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.756896][ T4220] Bluetooth: hci0: command 0x040f tx timeout [ 75.762658][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 75.774042][ T851] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 75.782814][ T851] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 75.792226][ T154] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 75.851032][ T4310] [ 75.853383][ T4310] ====================================================== [ 75.860399][ T4310] WARNING: possible circular locking dependency detected [ 75.867411][ T4310] 5.15.173-syzkaller #0 Not tainted [ 75.872615][ T4310] ------------------------------------------------------ [ 75.879626][ T4310] syz.0.15/4310 is trying to acquire lock: [ 75.885425][ T4310] ffff88807b34cc28 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xcf/0x1a0 [ 75.896498][ T4310] [ 75.896498][ T4310] but task is already holding lock: [ 75.903863][ T4310] ffffffff8decd528 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 75.913546][ T4310] [ 75.913546][ T4310] which lock already depends on the new lock. [ 75.913546][ T4310] [ 75.923953][ T4310] [ 75.923953][ T4310] the existing dependency chain (in reverse order) is: [ 75.932969][ T4310] [ 75.932969][ T4310] -> #4 (rfkill_global_mutex){+.+.}-{3:3}: [ 75.940971][ T4310] lock_acquire+0x1db/0x4f0 [ 75.946004][ T4310] __mutex_lock_common+0x1da/0x25a0 [ 75.951725][ T4310] mutex_lock_nested+0x17/0x20 [ 75.957014][ T4310] rfkill_register+0x30/0x880 [ 75.962222][ T4310] hci_register_dev+0x4dd/0xa50 [ 75.967597][ T4310] vhci_create_device+0x310/0x590 [ 75.973149][ T4310] vhci_write+0x382/0x430 [ 75.978003][ T4310] vfs_write+0xacd/0xe50 [ 75.982772][ T4310] ksys_write+0x1a2/0x2c0 [ 75.987631][ T4310] do_syscall_64+0x3b/0xb0 [ 75.992572][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 75.998991][ T4310] [ 75.998991][ T4310] -> #3 (&data->open_mutex){+.+.}-{3:3}: [ 76.006844][ T4310] lock_acquire+0x1db/0x4f0 [ 76.011869][ T4310] __mutex_lock_common+0x1da/0x25a0 [ 76.017597][ T4310] mutex_lock_nested+0x17/0x20 [ 76.022877][ T4310] vhci_send_frame+0x8a/0xf0 [ 76.027994][ T4310] hci_send_frame+0x1af/0x2f0 [ 76.033194][ T4310] hci_tx_work+0xb2e/0x1a30 [ 76.038213][ T4310] process_one_work+0x8a1/0x10c0 [ 76.043667][ T4310] worker_thread+0xaca/0x1280 [ 76.048856][ T4310] kthread+0x3f6/0x4f0 [ 76.053441][ T4310] ret_from_fork+0x1f/0x30 [ 76.058370][ T4310] [ 76.058370][ T4310] -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: [ 76.067670][ T4310] lock_acquire+0x1db/0x4f0 [ 76.072687][ T4310] __flush_work+0xeb/0x1a0 [ 76.077641][ T4310] hci_dev_do_close+0x20a/0x1070 [ 76.083094][ T4310] hci_unregister_dev+0x2d7/0x580 [ 76.088636][ T4310] vhci_release+0x73/0xc0 [ 76.093477][ T4310] __fput+0x3fe/0x8e0 [ 76.097974][ T4310] task_work_run+0x129/0x1a0 [ 76.103079][ T4310] do_exit+0x6a3/0x2480 [ 76.107748][ T4310] do_group_exit+0x144/0x310 [ 76.112850][ T4310] get_signal+0xc66/0x14e0 [ 76.117784][ T4310] arch_do_signal_or_restart+0xc3/0x1890 [ 76.123933][ T4310] exit_to_user_mode_loop+0x97/0x130 [ 76.129732][ T4310] exit_to_user_mode_prepare+0xb1/0x140 [ 76.135788][ T4310] syscall_exit_to_user_mode+0x5d/0x240 [ 76.141849][ T4310] do_syscall_64+0x47/0xb0 [ 76.146782][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.153190][ T4310] [ 76.153190][ T4310] -> #1 (&hdev->req_lock){+.+.}-{3:3}: [ 76.160848][ T4310] lock_acquire+0x1db/0x4f0 [ 76.165870][ T4310] __mutex_lock_common+0x1da/0x25a0 [ 76.171587][ T4310] mutex_lock_nested+0x17/0x20 [ 76.176877][ T4310] bg_scan_update+0xa1/0x4a0 [ 76.182109][ T4310] process_one_work+0x8a1/0x10c0 [ 76.187607][ T4310] worker_thread+0xaca/0x1280 [ 76.192832][ T4310] kthread+0x3f6/0x4f0 [ 76.197422][ T4310] ret_from_fork+0x1f/0x30 [ 76.202393][ T4310] [ 76.202393][ T4310] -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: [ 76.212208][ T4310] validate_chain+0x1649/0x5930 [ 76.217592][ T4310] __lock_acquire+0x1295/0x1ff0 [ 76.222958][ T4310] lock_acquire+0x1db/0x4f0 [ 76.227976][ T4310] __flush_work+0xeb/0x1a0 [ 76.232919][ T4310] __cancel_work_timer+0x519/0x6a0 [ 76.238555][ T4310] hci_request_cancel_all+0xcb/0x300 [ 76.244358][ T4310] hci_dev_do_close+0x51/0x1070 [ 76.249725][ T4310] hci_rfkill_set_block+0x114/0x1a0 [ 76.255433][ T4310] rfkill_set_block+0x1e7/0x430 [ 76.260971][ T4310] rfkill_fop_write+0x5b7/0x790 [ 76.266333][ T4310] vfs_write+0x30c/0xe50 [ 76.271087][ T4310] ksys_write+0x1a2/0x2c0 [ 76.275931][ T4310] do_syscall_64+0x3b/0xb0 [ 76.280864][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.287360][ T4310] [ 76.287360][ T4310] other info that might help us debug this: [ 76.287360][ T4310] [ 76.297709][ T4310] Chain exists of: [ 76.297709][ T4310] (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex [ 76.297709][ T4310] [ 76.313440][ T4310] Possible unsafe locking scenario: [ 76.313440][ T4310] [ 76.320901][ T4310] CPU0 CPU1 [ 76.326252][ T4310] ---- ---- [ 76.331602][ T4310] lock(rfkill_global_mutex); [ 76.336357][ T4310] lock(&data->open_mutex); [ 76.343457][ T4310] lock(rfkill_global_mutex); [ 76.350727][ T4310] lock((work_completion)(&hdev->bg_scan_update)); [ 76.357388][ T4310] [ 76.357388][ T4310] *** DEADLOCK *** [ 76.357388][ T4310] [ 76.365543][ T4310] 1 lock held by syz.0.15/4310: [ 76.370400][ T4310] #0: ffffffff8decd528 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x1a5/0x790 [ 76.380492][ T4310] [ 76.380492][ T4310] stack backtrace: [ 76.386379][ T4310] CPU: 0 PID: 4310 Comm: syz.0.15 Not tainted 5.15.173-syzkaller #0 [ 76.394353][ T4310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 76.404515][ T4310] Call Trace: [ 76.407831][ T4310] [ 76.410757][ T4310] dump_stack_lvl+0x1e3/0x2d0 [ 76.415437][ T4310] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 76.421095][ T4310] ? print_circular_bug+0x12b/0x1a0 [ 76.426300][ T4310] check_noncircular+0x2f8/0x3b0 [ 76.431246][ T4310] ? add_chain_block+0x850/0x850 [ 76.436196][ T4310] ? lockdep_lock+0x11f/0x2a0 [ 76.440870][ T4310] validate_chain+0x1649/0x5930 [ 76.445744][ T4310] ? validate_chain+0x112/0x5930 [ 76.450676][ T4310] ? reacquire_held_locks+0x660/0x660 [ 76.456041][ T4310] ? mark_lock+0x98/0x340 [ 76.460367][ T4310] ? look_up_lock_class+0x77/0x120 [ 76.465475][ T4310] ? register_lock_class+0x100/0x9a0 [ 76.470751][ T4310] ? mark_lock+0x98/0x340 [ 76.475088][ T4310] ? is_dynamic_key+0x1f0/0x1f0 [ 76.479952][ T4310] ? __lock_acquire+0x1295/0x1ff0 [ 76.484977][ T4310] ? mark_lock+0x98/0x340 [ 76.489306][ T4310] __lock_acquire+0x1295/0x1ff0 [ 76.494156][ T4310] lock_acquire+0x1db/0x4f0 [ 76.498648][ T4310] ? __flush_work+0xcf/0x1a0 [ 76.503230][ T4310] ? rcu_lock_release+0x5/0x20 [ 76.507988][ T4310] ? read_lock_is_recursive+0x10/0x10 [ 76.513364][ T4310] ? start_flush_work+0x776/0x820 [ 76.518382][ T4310] __flush_work+0xeb/0x1a0 [ 76.522789][ T4310] ? __flush_work+0xcf/0x1a0 [ 76.527371][ T4310] ? flush_work+0x20/0x20 [ 76.531698][ T4310] ? print_irqtrace_events+0x210/0x210 [ 76.537168][ T4310] ? lock_timer_base+0x260/0x260 [ 76.542099][ T4310] ? __cancel_work_timer+0x467/0x6a0 [ 76.547388][ T4310] __cancel_work_timer+0x519/0x6a0 [ 76.552498][ T4310] ? cancel_work_sync+0x20/0x20 [ 76.557343][ T4310] ? lockdep_hardirqs_on+0x94/0x130 [ 76.562533][ T4310] ? __cancel_work+0x2ef/0x380 [ 76.567290][ T4310] ? cancel_work+0x20/0x20 [ 76.571696][ T4310] ? print_irqtrace_events+0x210/0x210 [ 76.577146][ T4310] hci_request_cancel_all+0xcb/0x300 [ 76.582427][ T4310] hci_dev_do_close+0x51/0x1070 [ 76.587274][ T4310] ? _raw_spin_unlock_irqrestore+0xd9/0x130 [ 76.593165][ T4310] ? _raw_spin_unlock+0x40/0x40 [ 76.598011][ T4310] hci_rfkill_set_block+0x114/0x1a0 [ 76.603202][ T4310] ? rcu_lock_release+0x20/0x20 [ 76.608042][ T4310] rfkill_set_block+0x1e7/0x430 [ 76.612898][ T4310] rfkill_fop_write+0x5b7/0x790 [ 76.617739][ T4310] ? mark_lock+0x98/0x340 [ 76.622068][ T4310] ? rfkill_fop_read+0x470/0x470 [ 76.626997][ T4310] ? fsnotify_perm+0x64/0x590 [ 76.631664][ T4310] ? security_file_permission+0x75/0xa0 [ 76.637200][ T4310] ? rfkill_fop_read+0x470/0x470 [ 76.642128][ T4310] vfs_write+0x30c/0xe50 [ 76.646367][ T4310] ? file_end_write+0x250/0x250 [ 76.651212][ T4310] ? read_lock_is_recursive+0x10/0x10 [ 76.656577][ T4310] ? __context_tracking_exit+0x4c/0x80 [ 76.662055][ T4310] ? __lock_acquire+0x1ff0/0x1ff0 [ 76.667097][ T4310] ? __fdget_pos+0x1e9/0x380 [ 76.671682][ T4310] ksys_write+0x1a2/0x2c0 [ 76.676007][ T4310] ? print_irqtrace_events+0x210/0x210 [ 76.681458][ T4310] ? __ia32_sys_read+0x80/0x80 [ 76.686216][ T4310] ? syscall_enter_from_user_mode+0x2e/0x240 [ 76.692198][ T4310] ? lockdep_hardirqs_on+0x94/0x130 [ 76.697390][ T4310] ? syscall_enter_from_user_mode+0x2e/0x240 [ 76.703367][ T4310] do_syscall_64+0x3b/0xb0 [ 76.707775][ T4310] ? clear_bhb_loop+0x15/0x70 [ 76.712448][ T4310] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 76.718336][ T4310] RIP: 0033:0x7efd2acd3ed9 [ 76.722752][ T4310] 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 [ 76.742346][ T4310] RSP: 002b:00007ffcfb2fb748 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 76.750749][ T4310] RAX: ffffffffffffffda RBX: 00007efd2ae99fa0 RCX: 00007efd2acd3ed9 [ 76.758711][ T4310] RDX: 0000000000000008 RSI: 0000000020000100 RDI: 0000000000000003 [ 76.766759][ T4310] RBP: 00007efd2ad47cc8 R08: 0000000000000000 R09: 0000000000000000 [ 76.774723][ T4310] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.782684][ T4310] R13: 00007efd2ae99fa0 R14: 00007efd2ae99fa0 R15: 00000000000014fe [ 76.790654][ T4310]