Warning: Permanently added '10.128.0.245' (ED25519) to the list of known hosts. 2026/08/09 04:31:21 parsed 1 programs 2026/08/09 04:31:21 serving rpc on tcp://36019 [ 63.936760][ T4198] cgroup: Unknown subsys name 'net' [ 64.041405][ T4198] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 65.295226][ T4198] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k FS [ 66.940638][ T1279] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.951400][ T1279] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.962182][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 66.983077][ T1172] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 66.991309][ T1172] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 66.999468][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 68.881208][ T4284] chnl_net:caif_netlink_parms(): no params data found [ 68.922418][ T4284] bridge0: port 1(bridge_slave_0) entered blocking state [ 68.930356][ T4284] bridge0: port 1(bridge_slave_0) entered disabled state [ 68.938223][ T4284] device bridge_slave_0 entered promiscuous mode [ 68.962991][ T4284] bridge0: port 2(bridge_slave_1) entered blocking state [ 68.970696][ T4284] bridge0: port 2(bridge_slave_1) entered disabled state [ 68.979091][ T4284] device bridge_slave_1 entered promiscuous mode [ 68.998538][ T4284] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 69.025095][ T4284] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 69.044087][ T4284] team0: Port device team_slave_0 added [ 69.051125][ T4284] team0: Port device team_slave_1 added [ 69.069318][ T4284] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 69.076672][ T4284] 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. [ 69.102746][ T4284] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 69.135727][ T4284] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 69.142689][ T4284] 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. [ 69.169080][ T4284] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 69.195466][ T4284] device hsr_slave_0 entered promiscuous mode [ 69.202415][ T4284] device hsr_slave_1 entered promiscuous mode [ 69.310026][ T4284] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 69.320486][ T4284] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 69.331188][ T4284] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 69.340632][ T4284] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 69.377127][ T4284] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.384433][ T4284] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.392374][ T4284] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.399512][ T4284] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.458472][ T4284] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.470657][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.480533][ T1279] bridge0: port 1(bridge_slave_0) entered disabled state [ 69.489284][ T1279] bridge0: port 2(bridge_slave_1) entered disabled state [ 69.501831][ T4284] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.522804][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 69.531885][ T1279] bridge0: port 1(bridge_slave_0) entered blocking state [ 69.539122][ T1279] bridge0: port 1(bridge_slave_0) entered forwarding state [ 69.557112][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 69.565761][ T1279] bridge0: port 2(bridge_slave_1) entered blocking state [ 69.572843][ T1279] bridge0: port 2(bridge_slave_1) entered forwarding state [ 69.584948][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 69.593378][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 69.604617][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 69.614500][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 69.626911][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 69.635740][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 69.656441][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 69.665542][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 69.676635][ T4284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 69.777800][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 69.785415][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 69.798586][ T4284] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 69.838427][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.847208][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.866297][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.874798][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.883114][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.891333][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.902798][ T4284] device veth0_vlan entered promiscuous mode [ 69.916532][ T4284] device veth1_vlan entered promiscuous mode [ 69.939387][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.949124][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 69.958206][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 69.969709][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 69.980541][ T4284] device veth0_macvtap entered promiscuous mode [ 69.997824][ T4284] device veth1_macvtap entered promiscuous mode [ 70.017209][ T4284] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 70.027604][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 70.037079][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 70.045595][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 70.056466][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 70.066935][ T4284] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 70.076213][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 70.085605][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 70.097899][ T4284] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.106925][ T4284] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.116129][ T4284] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 70.125120][ T4284] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 2026/08/09 04:31:29 executed programs: 0 [ 70.770030][ T4301] chnl_net:caif_netlink_parms(): no params data found [ 70.837146][ T4301] bridge0: port 1(bridge_slave_0) entered blocking state [ 70.844381][ T4301] bridge0: port 1(bridge_slave_0) entered disabled state [ 70.852443][ T4301] device bridge_slave_0 entered promiscuous mode [ 70.867127][ T4301] bridge0: port 2(bridge_slave_1) entered blocking state [ 70.876812][ T4301] bridge0: port 2(bridge_slave_1) entered disabled state [ 70.885275][ T4301] device bridge_slave_1 entered promiscuous mode [ 70.912746][ T4301] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 70.926843][ T4301] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 70.951674][ T4301] team0: Port device team_slave_0 added [ 70.963406][ T4301] team0: Port device team_slave_1 added [ 70.985507][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 70.992474][ T4301] 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. [ 71.019220][ T4301] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.031781][ T4301] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.039063][ T4301] 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. [ 71.065473][ T4301] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.098215][ T4301] device hsr_slave_0 entered promiscuous mode [ 71.105064][ T4301] device hsr_slave_1 entered promiscuous mode [ 71.112013][ T4301] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 71.120193][ T4301] Cannot create hsr debugfs directory [ 71.204266][ T4301] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 71.268021][ T1422] ieee802154 phy0 wpan0: encryption failed: -22 [ 71.274929][ T1422] ieee802154 phy1 wpan1: encryption failed: -22 [ 72.714561][ T4266] Bluetooth: hci0: command 0x0409 tx timeout [ 73.830815][ T4301] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 74.784316][ T4262] Bluetooth: hci0: command 0x041b tx timeout [ 75.218232][ T4301] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.265263][ T4301] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 75.352015][ T4301] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 75.362374][ T4301] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 75.371098][ T4301] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 75.382250][ T4301] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 75.429561][ T4301] 8021q: adding VLAN 0 to HW filter on device bond0 [ 75.452787][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 75.460947][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 75.471653][ T4301] 8021q: adding VLAN 0 to HW filter on device team0 [ 75.481158][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 75.490532][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 75.499813][ T1279] bridge0: port 1(bridge_slave_0) entered blocking state [ 75.506886][ T1279] bridge0: port 1(bridge_slave_0) entered forwarding state [ 75.517278][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 75.527864][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 75.537599][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 75.546663][ T144] bridge0: port 2(bridge_slave_1) entered blocking state [ 75.553845][ T144] bridge0: port 2(bridge_slave_1) entered forwarding state [ 75.579354][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 75.589966][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 75.602904][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 75.612700][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 75.624501][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 75.637337][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 75.645914][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 75.667968][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 75.676505][ T144] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 75.687661][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 75.696524][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 75.706819][ T4301] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 75.800907][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 75.808896][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 75.822106][ T4301] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 75.832618][ T154] device hsr_slave_0 left promiscuous mode [ 75.841502][ T154] device hsr_slave_1 left promiscuous mode [ 75.848616][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 75.856731][ T154] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 75.865940][ T154] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 75.873371][ T154] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 75.881042][ T154] device bridge_slave_1 left promiscuous mode [ 75.888014][ T154] bridge0: port 2(bridge_slave_1) entered disabled state [ 75.900786][ T154] device bridge_slave_0 left promiscuous mode [ 75.907979][ T154] bridge0: port 1(bridge_slave_0) entered disabled state [ 75.924441][ T154] device veth1_macvtap left promiscuous mode [ 75.930773][ T154] device veth0_macvtap left promiscuous mode [ 75.936982][ T154] device veth1_vlan left promiscuous mode [ 75.942898][ T154] device veth0_vlan left promiscuous mode [ 76.072006][ T154] team0 (unregistering): Port device team_slave_1 removed [ 76.087955][ T154] team0 (unregistering): Port device team_slave_0 removed [ 76.099619][ T154] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 76.112428][ T154] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 76.159400][ T154] bond0 (unregistering): Released all slaves [ 76.214394][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 76.223060][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 76.243391][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 76.252923][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 76.261731][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 76.269671][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 76.279598][ T4301] device veth0_vlan entered promiscuous mode [ 76.291701][ T4301] device veth1_vlan entered promiscuous mode [ 76.319118][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 76.328548][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 76.337081][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 76.346430][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 76.357003][ T4301] device veth0_macvtap entered promiscuous mode [ 76.366213][ T4301] device veth1_macvtap entered promiscuous mode [ 76.379668][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 76.388713][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 76.397589][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 76.405900][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 76.414793][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 76.427072][ T4301] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 76.435029][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 76.444417][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 76.460401][ T4301] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.471882][ T4301] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.480769][ T4301] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.489906][ T4301] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 76.552166][ T1172] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.560275][ T1172] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 76.567897][ T1279] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 76.585302][ T1279] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 76.593156][ T1279] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 2026/08/09 04:31:35 executed programs: 2 [ 76.601595][ T1172] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 76.864057][ T4265] Bluetooth: hci0: command 0x040f tx timeout [ 78.943669][ T4265] Bluetooth: hci0: command 0x0419 tx timeout [ 79.642336][ T4320] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 [ 79.654127][ T4315] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 [ 79.663136][ T4315] [ 79.665455][ T4315] ====================================================== [ 79.672459][ T4315] WARNING: possible circular locking dependency detected [ 79.679471][ T4315] syzkaller #0 Not tainted [ 79.683887][ T4315] ------------------------------------------------------ [ 79.690894][ T4315] syz.0.17/4315 is trying to acquire lock: [ 79.696676][ T4315] ffffffff8cb63968 (nci_mutex){+.+.}-{3:3}, at: virtual_nci_close+0x13/0x40 [ 79.705390][ T4315] [ 79.705390][ T4315] but task is already holding lock: [ 79.712905][ T4315] ffff8880746a1350 (&ndev->req_lock){+.+.}-{3:3}, at: nci_close_device+0x102/0x600 [ 79.722274][ T4315] [ 79.722274][ T4315] which lock already depends on the new lock. [ 79.722274][ T4315] [ 79.733119][ T4315] [ 79.733119][ T4315] the existing dependency chain (in reverse order) is: [ 79.742121][ T4315] [ 79.742121][ T4315] -> #3 (&ndev->req_lock){+.+.}-{3:3}: [ 79.749748][ T4315] __mutex_lock_common+0x1e5/0x2400 [ 79.755458][ T4315] mutex_lock_nested+0x17/0x20 [ 79.760738][ T4315] nci_start_poll+0x8c8/0xcc0 [ 79.765930][ T4315] nfc_start_poll+0x141/0x2c0 [ 79.771117][ T4315] nfc_genl_start_poll+0x1d7/0x340 [ 79.776830][ T4315] genl_rcv_msg+0xd0b/0xfa0 [ 79.781832][ T4315] netlink_rcv_skb+0x1e9/0x430 [ 79.787133][ T4315] genl_rcv+0x24/0x40 [ 79.791723][ T4315] netlink_unicast+0x78f/0x940 [ 79.797014][ T4315] netlink_sendmsg+0x8ba/0xbe0 [ 79.802452][ T4315] ____sys_sendmsg+0x5be/0x8f0 [ 79.807732][ T4315] ___sys_sendmsg+0x236/0x2e0 [ 79.812929][ T4315] __se_sys_sendmsg+0x1b7/0x2a0 [ 79.818295][ T4315] do_syscall_64+0x4c/0xa0 [ 79.823244][ T4315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.829646][ T4315] [ 79.829646][ T4315] -> #2 (&genl_data->genl_data_mutex){+.+.}-{3:3}: [ 79.838313][ T4315] __mutex_lock_common+0x1e5/0x2400 [ 79.844109][ T4315] mutex_lock_nested+0x17/0x20 [ 79.849376][ T4315] nfc_urelease_event_work+0x120/0x310 [ 79.855340][ T4315] process_one_work+0x867/0xff0 [ 79.860690][ T4315] worker_thread+0xad7/0x12a0 [ 79.867165][ T4315] kthread+0x42e/0x520 [ 79.871777][ T4315] ret_from_fork+0x1f/0x30 [ 79.876729][ T4315] [ 79.876729][ T4315] -> #1 (nfc_devlist_mutex){+.+.}-{3:3}: [ 79.884542][ T4315] __mutex_lock_common+0x1e5/0x2400 [ 79.890345][ T4315] mutex_lock_nested+0x17/0x20 [ 79.895609][ T4315] nfc_register_device+0x38/0x300 [ 79.901135][ T4315] nci_register_device+0x89f/0x9f0 [ 79.906750][ T4315] virtual_ncidev_open+0x55/0xc0 [ 79.912190][ T4315] misc_open+0x31f/0x390 [ 79.916929][ T4315] chrdev_open+0x585/0x5f0 [ 79.921860][ T4315] do_dentry_open+0x7f7/0xf90 [ 79.927072][ T4315] path_openat+0x2718/0x2fb0 [ 79.932181][ T4315] do_filp_open+0x1df/0x400 [ 79.937393][ T4315] do_sys_openat2+0x14b/0x500 [ 79.942572][ T4315] __x64_sys_openat+0x135/0x160 [ 79.947922][ T4315] do_syscall_64+0x4c/0xa0 [ 79.952867][ T4315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 79.959294][ T4315] [ 79.959294][ T4315] -> #0 (nci_mutex){+.+.}-{3:3}: [ 79.966563][ T4315] __lock_acquire+0x2c66/0x7b50 [ 79.971936][ T4315] lock_acquire+0x19e/0x400 [ 79.977089][ T4315] __mutex_lock_common+0x1e5/0x2400 [ 79.982847][ T4315] mutex_lock_nested+0x17/0x20 [ 79.988119][ T4315] virtual_nci_close+0x13/0x40 [ 79.993385][ T4315] nci_close_device+0x383/0x600 [ 79.998750][ T4315] nci_unregister_device+0x5e/0x250 [ 80.004470][ T4315] virtual_ncidev_close+0x55/0x90 [ 80.010016][ T4315] __fput+0x212/0x8c0 [ 80.014502][ T4315] task_work_run+0x125/0x1a0 [ 80.019591][ T4315] exit_to_user_mode_loop+0x10f/0x130 [ 80.025462][ T4315] exit_to_user_mode_prepare+0xee/0x180 [ 80.031541][ T4315] syscall_exit_to_user_mode+0x16/0x40 [ 80.037520][ T4315] do_syscall_64+0x58/0xa0 [ 80.042467][ T4315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.048891][ T4315] [ 80.048891][ T4315] other info that might help us debug this: [ 80.048891][ T4315] [ 80.059115][ T4315] Chain exists of: [ 80.059115][ T4315] nci_mutex --> &genl_data->genl_data_mutex --> &ndev->req_lock [ 80.059115][ T4315] [ 80.072651][ T4315] Possible unsafe locking scenario: [ 80.072651][ T4315] [ 80.080089][ T4315] CPU0 CPU1 [ 80.085463][ T4315] ---- ---- [ 80.090821][ T4315] lock(&ndev->req_lock); [ 80.095225][ T4315] lock(&genl_data->genl_data_mutex); [ 80.103190][ T4315] lock(&ndev->req_lock); [ 80.110109][ T4315] lock(nci_mutex); [ 80.113988][ T4315] [ 80.113988][ T4315] *** DEADLOCK *** [ 80.113988][ T4315] [ 80.122156][ T4315] 1 lock held by syz.0.17/4315: [ 80.127009][ T4315] #0: ffff8880746a1350 (&ndev->req_lock){+.+.}-{3:3}, at: nci_close_device+0x102/0x600 [ 80.136817][ T4315] [ 80.136817][ T4315] stack backtrace: [ 80.142688][ T4315] CPU: 1 PID: 4315 Comm: syz.0.17 Not tainted syzkaller #0 [ 80.149877][ T4315] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 80.159923][ T4315] Call Trace: [ 80.163271][ T4315] [ 80.166202][ T4315] dump_stack_lvl+0x188/0x250 [ 80.170866][ T4315] ? load_image+0x410/0x410 [ 80.175440][ T4315] ? show_regs_print_info+0x20/0x20 [ 80.180623][ T4315] ? print_circular_bug+0x12b/0x1a0 [ 80.185809][ T4315] check_noncircular+0x296/0x330 [ 80.190893][ T4315] ? add_chain_block+0x9b0/0x9b0 [ 80.195834][ T4315] ? lockdep_lock+0xf1/0x1f0 [ 80.200417][ T4315] ? mark_lock+0x94/0x320 [ 80.204729][ T4315] ? _find_first_zero_bit+0xd1/0xf0 [ 80.210063][ T4315] __lock_acquire+0x2c66/0x7b50 [ 80.214926][ T4315] ? lock_chain_count+0x20/0x20 [ 80.219780][ T4315] ? lock_repin_lock+0x3b0/0x3b0 [ 80.224719][ T4315] ? lockdep_hardirqs_on+0x94/0x140 [ 80.229902][ T4315] ? raw_spin_rq_unlock_irq+0x11/0x90 [ 80.235255][ T4315] ? verify_lock_unused+0x140/0x140 [ 80.240533][ T4315] ? __schedule+0x1465/0x4350 [ 80.245203][ T4315] ? vprintk_emit+0xc0/0x150 [ 80.249813][ T4315] ? read_lock_is_recursive+0x10/0x10 [ 80.255286][ T4315] lock_acquire+0x19e/0x400 [ 80.259784][ T4315] ? virtual_nci_close+0x13/0x40 [ 80.264758][ T4315] ? __might_sleep+0xf0/0xf0 [ 80.269332][ T4315] ? read_lock_is_recursive+0x10/0x10 [ 80.274691][ T4315] ? preempt_schedule_common+0xa5/0xd0 [ 80.280161][ T4315] ? preempt_schedule+0xbc/0xd0 [ 80.285008][ T4315] __mutex_lock_common+0x1e5/0x2400 [ 80.290201][ T4315] ? virtual_nci_close+0x13/0x40 [ 80.295120][ T4315] ? __irq_work_queue_local+0x12c/0x190 [ 80.300667][ T4315] ? irq_work_queue+0xb8/0x140 [ 80.305419][ T4315] ? __wake_up_klogd+0xd9/0x100 [ 80.310268][ T4315] ? virtual_nci_close+0x13/0x40 [ 80.315287][ T4315] ? mutex_lock_io_nested+0x60/0x60 [ 80.320475][ T4315] ? load_image+0x410/0x410 [ 80.324964][ T4315] ? _raw_spin_unlock_irq+0x1f/0x40 [ 80.330156][ T4315] mutex_lock_nested+0x17/0x20 [ 80.334902][ T4315] virtual_nci_close+0x13/0x40 [ 80.339655][ T4315] nci_close_device+0x383/0x600 [ 80.344485][ T4315] ? kfree+0xef/0x2a0 [ 80.348444][ T4315] ? nci_unregister_device+0x250/0x250 [ 80.353891][ T4315] ? kobject_put+0x41d/0x450 [ 80.358467][ T4315] nci_unregister_device+0x5e/0x250 [ 80.363656][ T4315] ? virtual_ncidev_open+0xc0/0xc0 [ 80.368772][ T4315] virtual_ncidev_close+0x55/0x90 [ 80.373775][ T4315] __fput+0x212/0x8c0 [ 80.377749][ T4315] task_work_run+0x125/0x1a0 [ 80.382362][ T4315] exit_to_user_mode_loop+0x10f/0x130 [ 80.387764][ T4315] exit_to_user_mode_prepare+0xee/0x180 [ 80.393304][ T4315] syscall_exit_to_user_mode+0x16/0x40 [ 80.398891][ T4315] do_syscall_64+0x58/0xa0 [ 80.403302][ T4315] ? clear_bhb_loop+0x30/0x80 [ 80.408204][ T4315] ? clear_bhb_loop+0x30/0x80 [ 80.412926][ T4315] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 80.418888][ T4315] RIP: 0033:0x7fc15b0440d9 [ 80.423340][ T4315] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 [ 80.442954][ T4315] RSP: 002b:00007fffebc3d628 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 80.451365][ T4315] RAX: 0000000000000000 RBX: 00007fc15b2cdda0 RCX: 00007fc15b0440d9 [ 80.459321][ T4315] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 80.467278][ T4315] RBP: 00007fc15b2cdda0 R08: 0000000000000006 R09: 0000000000000000 [ 80.475256][ T4315] R10: 00007fc15b2cdcb0 R11: 0000000000000246 R12: 0000000000012e80 [ 80.483234][ T4315] R13: 00007fc15b2cbfac R14: 0000000000012be4 R15: 00007fc15b2cbfa0 [ 80.491193][ T4315] [ 81.504306][ T1110] cfg80211: failed to load regulatory.db [ 83.520754][ T4322] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 2026/08/09 04:31:42 executed programs: 4 [ 86.544228][ T4334] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 [ 86.553471][ T4329] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 [ 89.573882][ T4336] nci: __nci_request: wait_for_completion_interruptible_timeout failed -512 2026/08/09 04:31:48 executed programs: 6