Warning: Permanently added '10.128.1.191' (ED25519) to the list of known hosts.
2026/01/07 04:48:00 parsed 1 programs
[ 258.665342][ T30] audit: type=1400 audit(1767761280.221:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1
[ 258.686115][ T30] audit: type=1400 audit(1767761280.221:65): avc: denied { module_request } for pid=281 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1
[ 259.664537][ T30] audit: type=1400 audit(1767761281.221:66): avc: denied { mounton } for pid=290 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1
[ 259.668924][ T290] cgroup: Unknown subsys name 'net'
[ 259.688085][ T30] audit: type=1400 audit(1767761281.221:67): avc: denied { mount } for pid=290 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 259.715967][ T30] audit: type=1400 audit(1767761281.251:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 259.716657][ T290] cgroup: Unknown subsys name 'devices'
[ 259.862446][ T290] cgroup: Unknown subsys name 'hugetlb'
[ 259.868917][ T290] cgroup: Unknown subsys name 'rlimit'
[ 260.075891][ T30] audit: type=1400 audit(1767761281.631:69): avc: denied { setattr } for pid=290 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 260.099270][ T30] audit: type=1400 audit(1767761281.631:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 260.119710][ T30] audit: type=1400 audit(1767761281.631:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 260.141307][ T30] audit: type=1400 audit(1767761281.631:72): avc: denied { read } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1
[ 260.142609][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
Setting up swapspace version 1, size = 127995904 bytes
[ 260.163203][ T30] audit: type=1400 audit(1767761281.641:73): avc: denied { mounton } for pid=290 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1
[ 260.216578][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 260.709911][ T294] request_module fs-gadgetfs succeeded, but still no fs?
[ 261.203508][ T323] bridge0: port 1(bridge_slave_0) entered blocking state
[ 261.212000][ T323] bridge0: port 1(bridge_slave_0) entered disabled state
[ 261.219859][ T323] device bridge_slave_0 entered promiscuous mode
[ 261.227460][ T323] bridge0: port 2(bridge_slave_1) entered blocking state
[ 261.234758][ T323] bridge0: port 2(bridge_slave_1) entered disabled state
[ 261.242570][ T323] device bridge_slave_1 entered promiscuous mode
[ 261.305314][ T323] bridge0: port 2(bridge_slave_1) entered blocking state
[ 261.312873][ T323] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 261.320963][ T323] bridge0: port 1(bridge_slave_0) entered blocking state
[ 261.328019][ T323] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 261.350920][ T45] bridge0: port 1(bridge_slave_0) entered disabled state
[ 261.358300][ T45] bridge0: port 2(bridge_slave_1) entered disabled state
[ 261.366005][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 261.373719][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 261.390128][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 261.398589][ T45] bridge0: port 1(bridge_slave_0) entered blocking state
[ 261.405719][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 261.413388][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 261.421940][ T45] bridge0: port 2(bridge_slave_1) entered blocking state
[ 261.429399][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 261.445957][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 261.454456][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 261.467728][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 261.483567][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 261.491814][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 261.499688][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 261.508045][ T323] device veth0_vlan entered promiscuous mode
[ 261.521213][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 261.531349][ T323] device veth1_macvtap entered promiscuous mode
[ 261.541669][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 261.553013][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 261.586718][ T323] syz-executor (323) used greatest stack depth: 21376 bytes left
2026/01/07 04:48:03 executed programs: 0
[ 262.197966][ T363] bridge0: port 1(bridge_slave_0) entered blocking state
[ 262.205120][ T363] bridge0: port 1(bridge_slave_0) entered disabled state
[ 262.213104][ T363] device bridge_slave_0 entered promiscuous mode
[ 262.220665][ T363] bridge0: port 2(bridge_slave_1) entered blocking state
[ 262.227911][ T363] bridge0: port 2(bridge_slave_1) entered disabled state
[ 262.235826][ T363] device bridge_slave_1 entered promiscuous mode
[ 262.316485][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[ 262.324211][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[ 262.333122][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[ 262.344212][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[ 262.352502][ T8] bridge0: port 1(bridge_slave_0) entered blocking state
[ 262.359581][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 262.367167][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[ 262.376384][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[ 262.385300][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[ 262.394092][ T8] bridge0: port 2(bridge_slave_1) entered blocking state
[ 262.401358][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 262.415646][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[ 262.425892][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[ 262.441024][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[ 262.456713][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[ 262.465253][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[ 262.472950][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[ 262.481527][ T363] device veth0_vlan entered promiscuous mode
[ 262.494667][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[ 262.504663][ T363] device veth1_macvtap entered promiscuous mode
[ 262.515003][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[ 262.526010][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[ 263.398405][ T10] device bridge_slave_1 left promiscuous mode
[ 263.449603][ T10] bridge0: port 2(bridge_slave_1) entered disabled state
[ 263.500137][ T10] device bridge_slave_0 left promiscuous mode
[ 263.506646][ T10] bridge0: port 1(bridge_slave_0) entered disabled state
[ 263.620386][ T10] device veth1_macvtap left promiscuous mode
[ 263.626652][ T10] device veth0_vlan left promiscuous mode
[ 407.809412][ T31] INFO: task kworker/u4:1:10 blocked for more than 122 seconds.
[ 407.817454][ T31] Not tainted syzkaller #0
[ 408.019397][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 408.028140][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 408.399450][ T31] Workqueue: netns cleanup_net
[ 408.404429][ T31] Call Trace:
[ 408.407807][ T31]
[ 408.410846][ T31] __schedule+0xb6e/0x14c0
[ 408.415451][ T31] ? release_firmware_map_entry+0x190/0x190
[ 408.421540][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 408.427083][ T31] ? kthread_data+0x50/0xc0
[ 408.431827][ T31] ? wq_worker_sleeping+0x60/0x200
[ 408.436968][ T31] schedule+0x11e/0x1e0
[ 408.441264][ T31] schedule_timeout+0xa6/0x2e0
[ 408.446151][ T31] ? console_conditional_schedule+0x30/0x30
[ 408.452240][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 408.458085][ T31] ? __prepare_to_swait+0xa8/0x130
[ 408.463336][ T31] wait_for_common+0x26b/0x420
[ 408.468141][ T31] ? __kasan_check_write+0x14/0x20
[ 408.473456][ T31] ? wait_for_completion+0x20/0x20
[ 408.478614][ T31] ? mutex_unlock+0x89/0x220
[ 408.483443][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 408.488771][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 408.494780][ T31] ? check_flush_dependency+0xc4/0x370
[ 408.500403][ T31] wait_for_completion+0x18/0x20
[ 408.505388][ T31] flush_workqueue+0x5a6/0x12d0
[ 408.510294][ T31] ? flush_work+0x20/0x20
[ 408.514667][ T31] ? rcu_work_rcufn+0x50/0x50
[ 408.519406][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 408.525244][ T31] peer_remove_after_dead+0x98/0x1a0
[ 408.530712][ T31] wg_peer_remove_all+0x3e2/0x450
[ 408.535774][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 408.541364][ T31] wg_destruct+0x18e/0x300
[ 408.545816][ T31] ? wg_xmit+0xb20/0xb20
[ 408.550187][ T31] netdev_run_todo+0x773/0x990
[ 408.555031][ T31] ? netdev_refcnt_read+0x60/0x60
[ 408.560207][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 408.566148][ T31] ? list_netdevice+0x4c0/0x4c0
[ 408.571051][ T31] rtnl_unlock+0xe/0x10
[ 408.575305][ T31] default_device_exit_batch+0x335/0x390
[ 408.580988][ T31] ? default_device_exit+0x360/0x360
[ 408.586306][ T31] ? wait_woken+0x170/0x170
[ 408.590874][ T31] ? rtnl_unlock+0xe/0x10
[ 408.595262][ T31] ? default_device_exit+0x360/0x360
[ 408.600699][ T31] cleanup_net+0x602/0xad0
[ 408.605155][ T31] ? ops_init+0x4a0/0x4a0
[ 408.609538][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 408.614947][ T31] process_one_work+0x6be/0xba0
[ 408.619937][ T31] worker_thread+0xa59/0x1200
[ 408.624655][ T31] ? __kthread_parkme+0xac/0x200
[ 408.629640][ T31] kthread+0x411/0x500
[ 408.633825][ T31] ? worker_clr_flags+0x190/0x190
[ 408.638915][ T31] ? kthread_blkcg+0xd0/0xd0
[ 408.643587][ T31] ret_from_fork+0x1f/0x30
[ 408.648163][ T31]
[ 408.759440][ T31] NMI backtrace for cpu 1
[ 408.763853][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 408.771079][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 408.781279][ T31] Call Trace:
[ 408.784622][ T31]
[ 408.787586][ T31] __dump_stack+0x21/0x30
[ 408.792158][ T31] dump_stack_lvl+0xee/0x150
[ 408.796811][ T31] ? show_regs_print_info+0x20/0x20
[ 408.802055][ T31] dump_stack+0x15/0x20
[ 408.806243][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 408.811259][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 408.816891][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 408.823329][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 408.828645][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 408.834856][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 408.841012][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 408.847039][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 408.852971][ T31] watchdog+0xd64/0xea0
[ 408.857204][ T31] ? hungtask_pm_notify+0x50/0x50
[ 408.862276][ T31] ? __kasan_check_read+0x11/0x20
[ 408.867335][ T31] ? __kthread_parkme+0xac/0x200
[ 408.872305][ T31] ? preempt_count_add+0x90/0x1b0
[ 408.877454][ T31] kthread+0x411/0x500
[ 408.881569][ T31] ? hungtask_pm_notify+0x50/0x50
[ 408.886631][ T31] ? kthread_blkcg+0xd0/0xd0
[ 408.891257][ T31] ret_from_fork+0x1f/0x30
[ 408.895708][ T31]
[ 408.898826][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 408.904089][ C0] NMI backtrace for cpu 0
[ 408.904117][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 408.904134][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 408.904149][ C0] RIP: 0010:__send_signal+0x120/0xc30
[ 408.904238][ C0] Code: e9 dd 07 00 00 e8 c0 43 28 00 49 8d 9e 60 08 00 00 bf 20 00 00 00 4c 8b 7d b8 44 89 fe e8 58 47 28 00 41 83 ff 1f 44 89 65 b4 <48> 89 5d 98 0f 8f 8a 00 00 00 4c 8d 73 10 41 8d 5f ff 4c 89 f0 48
[ 408.904252][ C0] RSP: 0018:ffffc90000007ca0 EFLAGS: 00000093
[ 408.904298][ C0] RAX: ffffffff81407ba8 RBX: ffff88810ca27740 RCX: ffff88810ff08000
[ 408.904311][ C0] RDX: 0000000000010000 RSI: 0000000000000011 RDI: 0000000000000020
[ 408.904321][ C0] RBP: ffffc90000007d18 R08: dffffc0000000000 R09: ffffed102172c349
[ 408.904334][ C0] R10: ffffed102172c349 R11: 1ffff1102172c348 R12: 0000000000000001
[ 408.904345][ C0] R13: dffffc0000000000 R14: ffff88810ff08000 R15: 0000000000000011
[ 408.904357][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 408.904371][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 408.904383][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 408.904397][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 408.904406][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 408.904416][ C0] Call Trace:
[ 408.904420][ C0]
[ 408.904426][ C0] ? __kasan_check_write+0x14/0x20
[ 408.904447][ C0] send_signal+0x422/0x580
[ 408.904462][ C0] ? __hrtimer_run_queues+0x97a/0x9e0
[ 408.904506][ C0] do_send_sig_info+0xd6/0x210
[ 408.904523][ C0] group_send_sig_info+0x11a/0x3c0
[ 408.904538][ C0] ? ktime_get+0x12f/0x160
[ 408.904552][ C0] ? __lock_task_sighand+0x100/0x100
[ 408.904570][ C0] do_bpf_send_signal+0x82/0x150
[ 408.904626][ C0] irq_work_run_list+0x169/0x240
[ 408.904661][ C0] ? irq_work_run+0xf0/0xf0
[ 408.904678][ C0] irq_work_run+0x6a/0xf0
[ 408.904693][ C0] __sysvec_irq_work+0x63/0x1a0
[ 408.904744][ C0] sysvec_irq_work+0xa1/0xc0
[ 408.904790][ C0]
[ 408.904794][ C0]
[ 408.904799][ C0] asm_sysvec_irq_work+0x1b/0x20
[ 408.904818][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 408.904840][ C0] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 fa 76 3a 01 5d c3 0f 1f 84 00 00 00 00
[ 408.904853][ C0] RSP: 0018:ffffc90002c57c20 EFLAGS: 00000246
[ 408.904866][ C0] RAX: 00000000000000f6 RBX: 00000000000000f6 RCX: 000000000000083f
[ 408.904875][ C0] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
[ 408.904885][ C0] RBP: ffffc90002c57c20 R08: dffffc0000000000 R09: ffffed103ee065e7
[ 408.904897][ C0] R10: ffffed103ee065e7 R11: 1ffff1103ee065e6 R12: 0000000000000000
[ 408.904908][ C0] R13: dffffc0000000001 R14: ffffffff85e659f8 R15: dffffc0000000000
[ 408.904924][ C0] x2apic_send_IPI_self+0x5e/0x70
[ 408.904942][ C0] arch_irq_work_raise+0x86/0xd0
[ 408.904960][ C0] __irq_work_queue_local+0x115/0x190
[ 408.904976][ C0] irq_work_queue+0x9e/0x150
[ 408.904991][ C0] bpf_send_signal_common+0x2b2/0x420
[ 408.905009][ C0] ? trace_raw_output_bpf_trace_printk+0xd0/0xd0
[ 408.905029][ C0] bpf_send_signal+0x19/0x20
[ 408.905045][ C0] bpf_prog_7ba5217f62dcd359+0x38/0x944
[ 408.905058][ C0] bpf_trace_run2+0xb0/0x1b0
[ 408.905074][ C0] ? bpf_trace_run1+0x1b0/0x1b0
[ 408.905090][ C0] ? sched_clock+0x9/0x10
[ 408.905104][ C0] ? sched_clock_cpu+0x18/0x3c0
[ 408.905120][ C0] __bpf_trace_sys_enter+0x62/0x70
[ 408.905136][ C0] trace_sys_enter+0x3d/0x50
[ 408.905149][ C0] syscall_trace_enter+0x118/0x180
[ 408.905164][ C0] syscall_enter_from_user_mode+0x1f/0x30
[ 408.905179][ C0] do_syscall_64+0x24/0xa0
[ 408.905196][ C0] ? clear_bhb_loop+0x50/0xa0
[ 408.905209][ C0] ? clear_bhb_loop+0x50/0xa0
[ 408.905222][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 408.905241][ C0] RIP: 0033:0x7f590ff13829
[ 408.905253][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 408.905265][ C0] RSP: 002b:00007ffe60fb1740 EFLAGS: 00000246 ORIG_RAX: 000000000000000f
[ 408.905280][ C0] RAX: ffffffffffffffda RBX: 00007f59101cdfa8 RCX: 00007f590ff13829
[ 408.905292][ C0] RDX: 00007ffe60fb1740 RSI: 00007ffe60fb1870 RDI: 0000000000000011
[ 408.905303][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 408.905313][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 408.905323][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 408.905336][ C0]
[ 432.769393][ T31] INFO: task kworker/u4:1:10 blocked for more than 147 seconds.
[ 432.777323][ T31] Not tainted syzkaller #0
[ 432.959366][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 432.968108][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 433.329423][ T31] Workqueue: netns cleanup_net
[ 433.334417][ T31] Call Trace:
[ 433.337725][ T31]
[ 433.340800][ T31] __schedule+0xb6e/0x14c0
[ 433.345253][ T31] ? release_firmware_map_entry+0x190/0x190
[ 433.351259][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 433.356838][ T31] ? kthread_data+0x50/0xc0
[ 433.361401][ T31] ? wq_worker_sleeping+0x60/0x200
[ 433.366549][ T31] schedule+0x11e/0x1e0
[ 433.370779][ T31] schedule_timeout+0xa6/0x2e0
[ 433.375609][ T31] ? console_conditional_schedule+0x30/0x30
[ 433.381675][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 433.387520][ T31] ? __prepare_to_swait+0xa8/0x130
[ 433.392689][ T31] wait_for_common+0x26b/0x420
[ 433.397484][ T31] ? __kasan_check_write+0x14/0x20
[ 433.402670][ T31] ? wait_for_completion+0x20/0x20
[ 433.408012][ T31] ? mutex_unlock+0x89/0x220
[ 433.412772][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 433.418630][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 433.424498][ T31] ? check_flush_dependency+0xc4/0x370
[ 433.430022][ T31] wait_for_completion+0x18/0x20
[ 433.435090][ T31] flush_workqueue+0x5a6/0x12d0
[ 433.440032][ T31] ? flush_work+0x20/0x20
[ 433.444496][ T31] ? rcu_work_rcufn+0x50/0x50
[ 433.449210][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 433.455219][ T31] peer_remove_after_dead+0x98/0x1a0
[ 433.460566][ T31] wg_peer_remove_all+0x3e2/0x450
[ 433.465644][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 433.471276][ T31] wg_destruct+0x18e/0x300
[ 433.475726][ T31] ? wg_xmit+0xb20/0xb20
[ 433.480022][ T31] netdev_run_todo+0x773/0x990
[ 433.484826][ T31] ? netdev_refcnt_read+0x60/0x60
[ 433.489900][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 433.495917][ T31] ? list_netdevice+0x4c0/0x4c0
[ 433.500824][ T31] rtnl_unlock+0xe/0x10
[ 433.505017][ T31] default_device_exit_batch+0x335/0x390
[ 433.510717][ T31] ? default_device_exit+0x360/0x360
[ 433.516035][ T31] ? wait_woken+0x170/0x170
[ 433.520748][ T31] ? rtnl_unlock+0xe/0x10
[ 433.525126][ T31] ? default_device_exit+0x360/0x360
[ 433.530566][ T31] cleanup_net+0x602/0xad0
[ 433.535026][ T31] ? ops_init+0x4a0/0x4a0
[ 433.539410][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 433.545260][ T31] process_one_work+0x6be/0xba0
[ 433.550169][ T31] worker_thread+0xa59/0x1200
[ 433.554884][ T31] ? __kthread_parkme+0xac/0x200
[ 433.559994][ T31] kthread+0x411/0x500
[ 433.564099][ T31] ? worker_clr_flags+0x190/0x190
[ 433.569368][ T31] ? kthread_blkcg+0xd0/0xd0
[ 433.574335][ T31] ret_from_fork+0x1f/0x30
[ 433.578808][ T31]
[ 433.699413][ T31] NMI backtrace for cpu 1
[ 433.703947][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 433.711178][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 433.721261][ T31] Call Trace:
[ 433.724658][ T31]
[ 433.727623][ T31] __dump_stack+0x21/0x30
[ 433.731999][ T31] dump_stack_lvl+0xee/0x150
[ 433.736624][ T31] ? show_regs_print_info+0x20/0x20
[ 433.741887][ T31] dump_stack+0x15/0x20
[ 433.746081][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 433.751054][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 433.756738][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 433.762926][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 433.767907][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 433.774086][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 433.780278][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 433.786299][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 433.792246][ T31] watchdog+0xd64/0xea0
[ 433.796459][ T31] ? hungtask_pm_notify+0x50/0x50
[ 433.801531][ T31] ? __kasan_check_read+0x11/0x20
[ 433.806619][ T31] ? __kthread_parkme+0xac/0x200
[ 433.811718][ T31] ? preempt_count_add+0x90/0x1b0
[ 433.816910][ T31] kthread+0x411/0x500
[ 433.821023][ T31] ? hungtask_pm_notify+0x50/0x50
[ 433.826078][ T31] ? kthread_blkcg+0xd0/0xd0
[ 433.830700][ T31] ret_from_fork+0x1f/0x30
[ 433.835146][ T31]
[ 433.838257][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 433.843611][ C0] NMI backtrace for cpu 0
[ 433.843623][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 433.843639][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 433.843649][ C0] RIP: 0010:get_signal+0x41e/0x1480
[ 433.843672][ C0] Code: 89 df e8 55 75 66 00 48 8b 1b 48 89 de 48 81 e6 00 00 98 00 31 ff e8 d1 f6 27 00 48 89 d8 48 25 00 00 98 00 0f 85 ca 0c 00 00 <48> 8b 85 58 ff ff ff 42 0f b6 04 28 84 c0 0f 85 8d 09 00 00 48 8b
[ 433.843686][ C0] RSP: 0018:ffffc90002c57bb0 EFLAGS: 00000046
[ 433.843701][ C0] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88810ff08000
[ 433.843712][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 433.843721][ C0] RBP: ffffc90002c57c90 R08: 0000000000000004 R09: 0000000000000003
[ 433.843732][ C0] R10: fffff5200058af68 R11: 1ffff9200058af68 R12: ffff88810ff0802c
[ 433.843744][ C0] R13: dffffc0000000000 R14: ffff88810ca27768 R15: ffffc90002c57f58
[ 433.843762][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 433.843776][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 433.843787][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 433.843801][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 433.843811][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 433.843828][ C0] Call Trace:
[ 433.843832][ C0]
[ 433.843841][ C0] arch_do_signal_or_restart+0xc1/0x10f0
[ 433.843886][ C0] ? load_gs_index+0xb0/0xb0
[ 433.843901][ C0] ? get_sigframe_size+0x10/0x10
[ 433.843919][ C0] ? sched_clock+0x9/0x10
[ 433.843933][ C0] ? sched_clock_cpu+0x18/0x3c0
[ 433.843950][ C0] exit_to_user_mode_loop+0xa7/0xe0
[ 433.843966][ C0] exit_to_user_mode_prepare+0x87/0xd0
[ 433.843982][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 433.843998][ C0] do_syscall_64+0x58/0xa0
[ 433.844015][ C0] ? clear_bhb_loop+0x50/0xa0
[ 433.844029][ C0] ? clear_bhb_loop+0x50/0xa0
[ 433.844042][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 433.844062][ C0] RIP: 0033:0x7f590ff77749
[ 433.844076][ C0] 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
[ 433.844094][ C0] RSP: 002b:00007ffe60fb1ce8 EFLAGS: 00000246
[ 433.844107][ C0] RAX: 0000000000000000 RBX: 00007f59101cdfa8 RCX: 00007f590ff77749
[ 433.844117][ C0] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f59101cdfac
[ 433.844128][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 433.844138][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 433.844149][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 433.844162][ C0]
[ 457.729371][ T31] INFO: task kworker/u4:1:10 blocked for more than 172 seconds.
[ 457.737088][ T31] Not tainted syzkaller #0
[ 457.909358][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 457.918591][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 458.379410][ T31] Workqueue: netns cleanup_net
[ 458.384272][ T31] Call Trace:
[ 458.387921][ T31]
[ 458.390909][ T31] __schedule+0xb6e/0x14c0
[ 458.395363][ T31] ? release_firmware_map_entry+0x190/0x190
[ 458.401320][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 458.406814][ T31] ? kthread_data+0x50/0xc0
[ 458.411385][ T31] ? wq_worker_sleeping+0x60/0x200
[ 458.416565][ T31] schedule+0x11e/0x1e0
[ 458.420780][ T31] schedule_timeout+0xa6/0x2e0
[ 458.425672][ T31] ? console_conditional_schedule+0x30/0x30
[ 458.431618][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 458.437467][ T31] ? __prepare_to_swait+0xa8/0x130
[ 458.442846][ T31] wait_for_common+0x26b/0x420
[ 458.447661][ T31] ? __kasan_check_write+0x14/0x20
[ 458.452824][ T31] ? wait_for_completion+0x20/0x20
[ 458.457971][ T31] ? mutex_unlock+0x89/0x220
[ 458.462630][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 458.467950][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 458.473805][ T31] ? check_flush_dependency+0xc4/0x370
[ 458.479447][ T31] wait_for_completion+0x18/0x20
[ 458.484420][ T31] flush_workqueue+0x5a6/0x12d0
[ 458.489305][ T31] ? flush_work+0x20/0x20
[ 458.493695][ T31] ? rcu_work_rcufn+0x50/0x50
[ 458.498439][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 458.504296][ T31] peer_remove_after_dead+0x98/0x1a0
[ 458.509631][ T31] wg_peer_remove_all+0x3e2/0x450
[ 458.514707][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 458.520401][ T31] wg_destruct+0x18e/0x300
[ 458.524876][ T31] ? wg_xmit+0xb20/0xb20
[ 458.529145][ T31] netdev_run_todo+0x773/0x990
[ 458.533959][ T31] ? netdev_refcnt_read+0x60/0x60
[ 458.539176][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 458.545270][ T31] ? list_netdevice+0x4c0/0x4c0
[ 458.550186][ T31] rtnl_unlock+0xe/0x10
[ 458.554465][ T31] default_device_exit_batch+0x335/0x390
[ 458.560181][ T31] ? default_device_exit+0x360/0x360
[ 458.565501][ T31] ? wait_woken+0x170/0x170
[ 458.570049][ T31] ? rtnl_unlock+0xe/0x10
[ 458.574505][ T31] ? default_device_exit+0x360/0x360
[ 458.579831][ T31] cleanup_net+0x602/0xad0
[ 458.584277][ T31] ? ops_init+0x4a0/0x4a0
[ 458.588668][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 458.594094][ T31] process_one_work+0x6be/0xba0
[ 458.599075][ T31] worker_thread+0xa59/0x1200
[ 458.603804][ T31] ? __kthread_parkme+0xac/0x200
[ 458.609009][ T31] kthread+0x411/0x500
[ 458.613647][ T31] ? worker_clr_flags+0x190/0x190
[ 458.618797][ T31] ? kthread_blkcg+0xd0/0xd0
[ 458.623438][ T31] ret_from_fork+0x1f/0x30
[ 458.627891][ T31]
[ 458.679423][ T31] NMI backtrace for cpu 1
[ 458.683835][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 458.691067][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 458.701149][ T31] Call Trace:
[ 458.704452][ T31]
[ 458.707399][ T31] __dump_stack+0x21/0x30
[ 458.711764][ T31] dump_stack_lvl+0xee/0x150
[ 458.716385][ T31] ? show_regs_print_info+0x20/0x20
[ 458.721618][ T31] dump_stack+0x15/0x20
[ 458.725797][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 458.730768][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 458.736340][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 458.742518][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 458.747489][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 458.753591][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 458.759692][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 458.765795][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 458.771722][ T31] watchdog+0xd64/0xea0
[ 458.775915][ T31] ? hungtask_pm_notify+0x50/0x50
[ 458.780982][ T31] ? __kasan_check_read+0x11/0x20
[ 458.786035][ T31] ? __kthread_parkme+0xac/0x200
[ 458.790996][ T31] ? preempt_count_add+0x90/0x1b0
[ 458.796045][ T31] kthread+0x411/0x500
[ 458.800183][ T31] ? hungtask_pm_notify+0x50/0x50
[ 458.805237][ T31] ? kthread_blkcg+0xd0/0xd0
[ 458.809883][ T31] ret_from_fork+0x1f/0x30
[ 458.814326][ T31]
[ 458.817455][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 458.822785][ C0] NMI backtrace for cpu 0
[ 458.822795][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 458.822816][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 458.822825][ C0] RIP: 0010:exit_to_user_mode_prepare+0x9/0xd0
[ 458.822848][ C0] Code: 70 08 40 f6 c6 76 75 09 fa e8 13 00 00 00 5b 5d c3 48 89 fb e8 c8 03 00 00 48 89 df eb ea 0f 1f 00 55 48 89 e5 41 57 41 56 53 <49> 89 fe e8 af fa 4a 03 65 4c 8b 3d 67 d2 a9 7e 49 8b 1f f7 c3 0e
[ 458.822861][ C0] RSP: 0018:ffffc90002c57ee0 EFLAGS: 00000002
[ 458.822876][ C0] RAX: 0000000000000000 RBX: ffffc90002c57f58 RCX: b838560b34ebae01
[ 458.822888][ C0] RDX: 0000000000000001 RSI: 0000000000000002 RDI: ffffc90002c57f58
[ 458.822898][ C0] RBP: ffffc90002c57ef8 R08: ffff88810ff08000 R09: 0000000000000003
[ 458.822909][ C0] R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000
[ 458.822919][ C0] R13: 0000000000000000 R14: ffffc90002c57f58 R15: 000000000000000f
[ 458.822929][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 458.822944][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 458.822955][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 458.822969][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 458.822978][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 458.822988][ C0] Call Trace:
[ 458.822992][ C0]
[ 458.822998][ C0] syscall_exit_to_user_mode+0x1a/0x30
[ 458.823015][ C0] do_syscall_64+0x58/0xa0
[ 458.823031][ C0] ? clear_bhb_loop+0x50/0xa0
[ 458.823046][ C0] ? clear_bhb_loop+0x50/0xa0
[ 458.823059][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 458.823078][ C0] RIP: 0033:0x7f590ff77749
[ 458.823091][ C0] 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
[ 458.823103][ C0] RSP: 002b:00007ffe60fb1ce8 EFLAGS: 00000246
[ 458.823115][ C0] RAX: 0000000000000000 RBX: 00007f59101cdfa8 RCX: 00007f590ff77749
[ 458.823126][ C0] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f59101cdfac
[ 458.823136][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 458.823147][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 458.823157][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 458.823170][ C0]
[ 482.689420][ T31] INFO: task kworker/u4:1:10 blocked for more than 197 seconds.
[ 482.697200][ T31] Not tainted syzkaller #0
[ 482.859366][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 482.868114][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 483.329403][ T31] Workqueue: netns cleanup_net
[ 483.334256][ T31] Call Trace:
[ 483.337649][ T31]
[ 483.419394][ T31] __schedule+0xb6e/0x14c0
[ 483.423900][ T31] ? release_firmware_map_entry+0x190/0x190
[ 483.429857][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 483.435347][ T31] ? kthread_data+0x50/0xc0
[ 483.439944][ T31] ? wq_worker_sleeping+0x60/0x200
[ 483.445188][ T31] schedule+0x11e/0x1e0
[ 483.449413][ T31] schedule_timeout+0xa6/0x2e0
[ 483.454228][ T31] ? console_conditional_schedule+0x30/0x30
[ 483.460178][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 483.466018][ T31] ? __prepare_to_swait+0xa8/0x130
[ 483.471172][ T31] wait_for_common+0x26b/0x420
[ 483.476051][ T31] ? __kasan_check_write+0x14/0x20
[ 483.481205][ T31] ? wait_for_completion+0x20/0x20
[ 483.486353][ T31] ? mutex_unlock+0x89/0x220
[ 483.490986][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 483.496402][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 483.502258][ T31] ? check_flush_dependency+0xc4/0x370
[ 483.507770][ T31] wait_for_completion+0x18/0x20
[ 483.512753][ T31] flush_workqueue+0x5a6/0x12d0
[ 483.517727][ T31] ? flush_work+0x20/0x20
[ 483.522104][ T31] ? rcu_work_rcufn+0x50/0x50
[ 483.526819][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 483.532763][ T31] peer_remove_after_dead+0x98/0x1a0
[ 483.538264][ T31] wg_peer_remove_all+0x3e2/0x450
[ 483.543352][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 483.549022][ T31] wg_destruct+0x18e/0x300
[ 483.553478][ T31] ? wg_xmit+0xb20/0xb20
[ 483.557748][ T31] netdev_run_todo+0x773/0x990
[ 483.562560][ T31] ? netdev_refcnt_read+0x60/0x60
[ 483.567626][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 483.573578][ T31] ? list_netdevice+0x4c0/0x4c0
[ 483.578551][ T31] rtnl_unlock+0xe/0x10
[ 483.582779][ T31] default_device_exit_batch+0x335/0x390
[ 483.588445][ T31] ? default_device_exit+0x360/0x360
[ 483.593768][ T31] ? wait_woken+0x170/0x170
[ 483.598303][ T31] ? rtnl_unlock+0xe/0x10
[ 483.602697][ T31] ? default_device_exit+0x360/0x360
[ 483.608019][ T31] cleanup_net+0x602/0xad0
[ 483.612481][ T31] ? ops_init+0x4a0/0x4a0
[ 483.617099][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 483.622693][ T31] process_one_work+0x6be/0xba0
[ 483.627583][ T31] worker_thread+0xa59/0x1200
[ 483.632310][ T31] ? __kthread_parkme+0xac/0x200
[ 483.637299][ T31] kthread+0x411/0x500
[ 483.641430][ T31] ? worker_clr_flags+0x190/0x190
[ 483.646488][ T31] ? kthread_blkcg+0xd0/0xd0
[ 483.651119][ T31] ret_from_fork+0x1f/0x30
[ 483.655568][ T31]
[ 483.889412][ T31] NMI backtrace for cpu 1
[ 483.893809][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 483.901037][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 483.911125][ T31] Call Trace:
[ 483.914531][ T31]
[ 483.917493][ T31] __dump_stack+0x21/0x30
[ 483.921861][ T31] dump_stack_lvl+0xee/0x150
[ 483.926509][ T31] ? show_regs_print_info+0x20/0x20
[ 483.931738][ T31] dump_stack+0x15/0x20
[ 483.936015][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 483.941005][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 483.946672][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 483.952854][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 483.957845][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 483.963976][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 483.970421][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 483.976427][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 483.982350][ T31] watchdog+0xd64/0xea0
[ 483.986547][ T31] ? hungtask_pm_notify+0x50/0x50
[ 483.991719][ T31] ? __kasan_check_read+0x11/0x20
[ 483.996771][ T31] ? __kthread_parkme+0xac/0x200
[ 484.001736][ T31] ? preempt_count_add+0x90/0x1b0
[ 484.006784][ T31] kthread+0x411/0x500
[ 484.010879][ T31] ? hungtask_pm_notify+0x50/0x50
[ 484.015934][ T31] ? kthread_blkcg+0xd0/0xd0
[ 484.020559][ T31] ret_from_fork+0x1f/0x30
[ 484.025016][ T31]
[ 484.028160][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 484.033410][ C0] NMI backtrace for cpu 0
[ 484.033420][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 484.033436][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 484.033445][ C0] RIP: 0010:group_send_sig_info+0x95/0x3c0
[ 484.033469][ C0] Code: 89 54 24 18 48 89 04 0a e8 b8 52 28 00 e8 b3 61 16 00 44 89 f7 4c 89 ee 48 89 da e8 35 03 00 00 41 89 c7 e8 ed 61 16 00 31 ff <44> 89 fe e8 43 56 28 00 45 85 ff 74 4b e8 89 52 28 00 48 c7 44 24
[ 484.033482][ C0] RSP: 0018:ffffc90000007de0 EFLAGS: 00000046
[ 484.033498][ C0] RAX: 0000000000000000 RBX: ffff88810ff08000 RCX: ffff88810ff08000
[ 484.033510][ C0] RDX: 0000000000010000 RSI: 0000000000000011 RDI: 0000000000000000
[ 484.033520][ C0] RBP: ffffc90000007e90 R08: dffffc0000000000 R09: ffffed103ee065a3
[ 484.033532][ C0] R10: ffffed103ee065a3 R11: 1ffff1103ee065a2 R12: 0000000000000001
[ 484.033543][ C0] R13: 0000000000000001 R14: 0000000000000011 R15: 0000000000000000
[ 484.033553][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 484.033568][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 484.033579][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 484.033594][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 484.033603][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 484.033613][ C0] Call Trace:
[ 484.033617][ C0]
[ 484.033623][ C0] ? ktime_get+0x12f/0x160
[ 484.033639][ C0] ? __lock_task_sighand+0x100/0x100
[ 484.033656][ C0] do_bpf_send_signal+0x82/0x150
[ 484.033675][ C0] irq_work_run_list+0x169/0x240
[ 484.033691][ C0] ? irq_work_run+0xf0/0xf0
[ 484.033708][ C0] irq_work_run+0x6a/0xf0
[ 484.033723][ C0] __sysvec_irq_work+0x63/0x1a0
[ 484.033741][ C0] sysvec_irq_work+0xa1/0xc0
[ 484.033760][ C0]
[ 484.033765][ C0]
[ 484.033770][ C0] asm_sysvec_irq_work+0x1b/0x20
[ 484.033788][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 484.033809][ C0] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 fa 76 3a 01 5d c3 0f 1f 84 00 00 00 00
[ 484.033822][ C0] RSP: 0018:ffffc90002c57c20 EFLAGS: 00000246
[ 484.033841][ C0] RAX: 00000000000000f6 RBX: 00000000000000f6 RCX: 000000000000083f
[ 484.033850][ C0] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
[ 484.033860][ C0] RBP: ffffc90002c57c20 R08: dffffc0000000000 R09: ffffed103ee065e7
[ 484.033872][ C0] R10: ffffed103ee065e7 R11: 1ffff1103ee065e6 R12: 0000000000000000
[ 484.033883][ C0] R13: dffffc0000000001 R14: ffffffff85e659f8 R15: dffffc0000000000
[ 484.033898][ C0] x2apic_send_IPI_self+0x5e/0x70
[ 484.033916][ C0] arch_irq_work_raise+0x86/0xd0
[ 484.033933][ C0] __irq_work_queue_local+0x115/0x190
[ 484.033950][ C0] irq_work_queue+0x9e/0x150
[ 484.033965][ C0] bpf_send_signal_common+0x2b2/0x420
[ 484.033982][ C0] ? trace_raw_output_bpf_trace_printk+0xd0/0xd0
[ 484.034002][ C0] bpf_send_signal+0x19/0x20
[ 484.034017][ C0] bpf_prog_7ba5217f62dcd359+0x38/0x944
[ 484.034030][ C0] bpf_trace_run2+0xb0/0x1b0
[ 484.034046][ C0] ? bpf_trace_run1+0x1b0/0x1b0
[ 484.034062][ C0] ? sched_clock+0x9/0x10
[ 484.034076][ C0] ? sched_clock_cpu+0x18/0x3c0
[ 484.034093][ C0] __bpf_trace_sys_enter+0x62/0x70
[ 484.034108][ C0] trace_sys_enter+0x3d/0x50
[ 484.034121][ C0] syscall_trace_enter+0x118/0x180
[ 484.034136][ C0] syscall_enter_from_user_mode+0x1f/0x30
[ 484.034151][ C0] do_syscall_64+0x24/0xa0
[ 484.034167][ C0] ? clear_bhb_loop+0x50/0xa0
[ 484.034181][ C0] ? clear_bhb_loop+0x50/0xa0
[ 484.034194][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 484.034212][ C0] RIP: 0033:0x7f590ff13829
[ 484.034224][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 484.034237][ C0] RSP: 002b:00007ffe60fb1740 EFLAGS: 00000246 ORIG_RAX: 000000000000000f
[ 484.034251][ C0] RAX: ffffffffffffffda RBX: 00007f59101cdfa8 RCX: 00007f590ff13829
[ 484.034263][ C0] RDX: 00007ffe60fb1740 RSI: 00007ffe60fb1870 RDI: 0000000000000011
[ 484.034274][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 484.034285][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 484.034295][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 484.034307][ C0]
[ 508.289374][ T31] INFO: task kworker/u4:1:10 blocked for more than 223 seconds.
[ 508.297291][ T31] Not tainted syzkaller #0
[ 508.489341][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 508.498094][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 508.949351][ T31] Workqueue: netns cleanup_net
[ 508.954240][ T31] Call Trace:
[ 508.957622][ T31]
[ 508.979397][ T31] __schedule+0xb6e/0x14c0
[ 508.984798][ T31] ? release_firmware_map_entry+0x190/0x190
[ 508.990879][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 508.996693][ T31] ? kthread_data+0x50/0xc0
[ 509.001435][ T31] ? wq_worker_sleeping+0x60/0x200
[ 509.006579][ T31] schedule+0x11e/0x1e0
[ 509.010803][ T31] schedule_timeout+0xa6/0x2e0
[ 509.015663][ T31] ? console_conditional_schedule+0x30/0x30
[ 509.021600][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 509.027440][ T31] ? __prepare_to_swait+0xa8/0x130
[ 509.032701][ T31] wait_for_common+0x26b/0x420
[ 509.037594][ T31] ? __kasan_check_write+0x14/0x20
[ 509.042777][ T31] ? wait_for_completion+0x20/0x20
[ 509.047915][ T31] ? mutex_unlock+0x89/0x220
[ 509.052552][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 509.057870][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 509.063718][ T31] ? check_flush_dependency+0xc4/0x370
[ 509.069205][ T31] wait_for_completion+0x18/0x20
[ 509.074200][ T31] flush_workqueue+0x5a6/0x12d0
[ 509.079086][ T31] ? flush_work+0x20/0x20
[ 509.083458][ T31] ? rcu_work_rcufn+0x50/0x50
[ 509.088171][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 509.094027][ T31] peer_remove_after_dead+0x98/0x1a0
[ 509.099587][ T31] wg_peer_remove_all+0x3e2/0x450
[ 509.104646][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 509.110247][ T31] wg_destruct+0x18e/0x300
[ 509.114694][ T31] ? wg_xmit+0xb20/0xb20
[ 509.118967][ T31] netdev_run_todo+0x773/0x990
[ 509.123849][ T31] ? netdev_refcnt_read+0x60/0x60
[ 509.128908][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 509.134853][ T31] ? list_netdevice+0x4c0/0x4c0
[ 509.139754][ T31] rtnl_unlock+0xe/0x10
[ 509.143949][ T31] default_device_exit_batch+0x335/0x390
[ 509.149719][ T31] ? default_device_exit+0x360/0x360
[ 509.155221][ T31] ? wait_woken+0x170/0x170
[ 509.159771][ T31] ? rtnl_unlock+0xe/0x10
[ 509.164130][ T31] ? default_device_exit+0x360/0x360
[ 509.169564][ T31] cleanup_net+0x602/0xad0
[ 509.174025][ T31] ? ops_init+0x4a0/0x4a0
[ 509.178381][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 509.183796][ T31] process_one_work+0x6be/0xba0
[ 509.188683][ T31] worker_thread+0xa59/0x1200
[ 509.193431][ T31] ? __kthread_parkme+0xac/0x200
[ 509.198402][ T31] kthread+0x411/0x500
[ 509.202521][ T31] ? worker_clr_flags+0x190/0x190
[ 509.207573][ T31] ? kthread_blkcg+0xd0/0xd0
[ 509.212213][ T31] ret_from_fork+0x1f/0x30
[ 509.216658][ T31]
[ 509.499377][ T31] NMI backtrace for cpu 1
[ 509.503773][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 509.511015][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 509.521097][ T31] Call Trace:
[ 509.524412][ T31]
[ 509.527366][ T31] __dump_stack+0x21/0x30
[ 509.531732][ T31] dump_stack_lvl+0xee/0x150
[ 509.536376][ T31] ? show_regs_print_info+0x20/0x20
[ 509.541605][ T31] dump_stack+0x15/0x20
[ 509.545811][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 509.551126][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 509.556700][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 509.562903][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 509.567959][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 509.574057][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 509.580245][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 509.586312][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 509.592241][ T31] watchdog+0xd64/0xea0
[ 509.596435][ T31] ? hungtask_pm_notify+0x50/0x50
[ 509.601492][ T31] ? __kasan_check_read+0x11/0x20
[ 509.606675][ T31] ? __kthread_parkme+0xac/0x200
[ 509.611644][ T31] ? preempt_count_add+0x90/0x1b0
[ 509.616801][ T31] kthread+0x411/0x500
[ 509.620895][ T31] ? hungtask_pm_notify+0x50/0x50
[ 509.625949][ T31] ? kthread_blkcg+0xd0/0xd0
[ 509.630566][ T31] ret_from_fork+0x1f/0x30
[ 509.635104][ T31]
[ 509.638208][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 509.643456][ C0] NMI backtrace for cpu 0
[ 509.643467][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 509.643483][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 509.643492][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60
[ 509.643517][ C0] Code: 00 00 00 0f 0b 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 3c 6c 80 05 48 89 de e8 74 c9 3d 00 5b 5d c3 00 <55> 48 89 e5 48 8b 45 08 65 48 8b 0d 20 ae 99 7e 65 8b 15 21 ae 99
[ 509.643530][ C0] RSP: 0018:ffffc90000007d68 EFLAGS: 00000046
[ 509.643551][ C0] RAX: ffffffff8140700a RBX: 0000000000000011 RCX: ffff88810ff08000
[ 509.643563][ C0] RDX: 0000000000010000 RSI: 0000000000000011 RDI: 0000000000000040
[ 509.643573][ C0] RBP: ffffc90000007dd0 R08: dffffc0000000000 R09: ffffed103ee065a3
[ 509.643586][ C0] R10: ffffed103ee065a3 R11: 1ffff1103ee065a2 R12: 0000000000000001
[ 509.643597][ C0] R13: 0000000000000001 R14: 0000000000000001 R15: ffff88810ff08000
[ 509.643608][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 509.643622][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 509.643634][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 509.643648][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 509.643657][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 509.643667][ C0] Call Trace:
[ 509.643671][ C0]
[ 509.643676][ C0] ? check_kill_permission+0x98/0x4a0
[ 509.643695][ C0] ? do_send_sig_info+0xf5/0x210
[ 509.643711][ C0] group_send_sig_info+0x8b/0x3c0
[ 509.643727][ C0] ? ktime_get+0x12f/0x160
[ 509.643742][ C0] ? __lock_task_sighand+0x100/0x100
[ 509.643759][ C0] do_bpf_send_signal+0x82/0x150
[ 509.643778][ C0] irq_work_run_list+0x169/0x240
[ 509.643795][ C0] ? irq_work_run+0xf0/0xf0
[ 509.643813][ C0] irq_work_run+0x6a/0xf0
[ 509.643828][ C0] __sysvec_irq_work+0x63/0x1a0
[ 509.643847][ C0] sysvec_irq_work+0xa1/0xc0
[ 509.643867][ C0]
[ 509.643871][ C0]
[ 509.643876][ C0] asm_sysvec_irq_work+0x1b/0x20
[ 509.643896][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 509.643916][ C0] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 fa 76 3a 01 5d c3 0f 1f 84 00 00 00 00
[ 509.643929][ C0] RSP: 0018:ffffc90002c57c20 EFLAGS: 00000246
[ 509.643942][ C0] RAX: 00000000000000f6 RBX: 00000000000000f6 RCX: 000000000000083f
[ 509.643952][ C0] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
[ 509.643961][ C0] RBP: ffffc90002c57c20 R08: dffffc0000000000 R09: ffffed103ee065e7
[ 509.643973][ C0] R10: ffffed103ee065e7 R11: 1ffff1103ee065e6 R12: 0000000000000000
[ 509.643984][ C0] R13: dffffc0000000001 R14: ffffffff85e659f8 R15: dffffc0000000000
[ 509.644000][ C0] x2apic_send_IPI_self+0x5e/0x70
[ 509.644018][ C0] arch_irq_work_raise+0x86/0xd0
[ 509.644036][ C0] __irq_work_queue_local+0x115/0x190
[ 509.644052][ C0] irq_work_queue+0x9e/0x150
[ 509.644067][ C0] bpf_send_signal_common+0x2b2/0x420
[ 509.644085][ C0] ? trace_raw_output_bpf_trace_printk+0xd0/0xd0
[ 509.644105][ C0] bpf_send_signal+0x19/0x20
[ 509.644121][ C0] bpf_prog_7ba5217f62dcd359+0x38/0x944
[ 509.644134][ C0] bpf_trace_run2+0xb0/0x1b0
[ 509.644150][ C0] ? bpf_trace_run1+0x1b0/0x1b0
[ 509.644167][ C0] __bpf_trace_sys_enter+0x62/0x70
[ 509.644183][ C0] trace_sys_enter+0x3d/0x50
[ 509.644196][ C0] syscall_trace_enter+0x118/0x180
[ 509.644211][ C0] syscall_enter_from_user_mode+0x1f/0x30
[ 509.644226][ C0] do_syscall_64+0x24/0xa0
[ 509.644242][ C0] ? clear_bhb_loop+0x50/0xa0
[ 509.644256][ C0] ? clear_bhb_loop+0x50/0xa0
[ 509.644269][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 509.644288][ C0] RIP: 0033:0x7f590ff13829
[ 509.644300][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 509.644312][ C0] RSP: 002b:00007ffe60fb1740 EFLAGS: 00000246 ORIG_RAX: 000000000000000f
[ 509.644327][ C0] RAX: ffffffffffffffda RBX: 00007f59101cdfa8 RCX: 00007f590ff13829
[ 509.644339][ C0] RDX: 00007ffe60fb1740 RSI: 00007ffe60fb1870 RDI: 0000000000000011
[ 509.644350][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 509.644360][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 509.644371][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 509.644383][ C0]
[ 533.889350][ T31] INFO: task kworker/u4:1:10 blocked for more than 248 seconds.
[ 533.897047][ T31] Not tainted syzkaller #0
[ 534.099358][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 534.108106][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 534.489365][ T31] Workqueue: netns cleanup_net
[ 534.494314][ T31] Call Trace:
[ 534.497656][ T31]
[ 534.500729][ T31] __schedule+0xb6e/0x14c0
[ 534.505181][ T31] ? release_firmware_map_entry+0x190/0x190
[ 534.511133][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 534.516631][ T31] ? kthread_data+0x50/0xc0
[ 534.521174][ T31] ? wq_worker_sleeping+0x60/0x200
[ 534.526314][ T31] schedule+0x11e/0x1e0
[ 534.530508][ T31] schedule_timeout+0xa6/0x2e0
[ 534.535304][ T31] ? console_conditional_schedule+0x30/0x30
[ 534.541253][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 534.547092][ T31] ? __prepare_to_swait+0xa8/0x130
[ 534.552241][ T31] wait_for_common+0x26b/0x420
[ 534.557030][ T31] ? __kasan_check_write+0x14/0x20
[ 534.562185][ T31] ? wait_for_completion+0x20/0x20
[ 534.567323][ T31] ? mutex_unlock+0x89/0x220
[ 534.571969][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 534.577279][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 534.583185][ T31] ? check_flush_dependency+0xc4/0x370
[ 534.588677][ T31] wait_for_completion+0x18/0x20
[ 534.593660][ T31] flush_workqueue+0x5a6/0x12d0
[ 534.598540][ T31] ? flush_work+0x20/0x20
[ 534.602920][ T31] ? rcu_work_rcufn+0x50/0x50
[ 534.607625][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 534.613472][ T31] peer_remove_after_dead+0x98/0x1a0
[ 534.618794][ T31] wg_peer_remove_all+0x3e2/0x450
[ 534.623874][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 534.629482][ T31] wg_destruct+0x18e/0x300
[ 534.633978][ T31] ? wg_xmit+0xb20/0xb20
[ 534.638251][ T31] netdev_run_todo+0x773/0x990
[ 534.643153][ T31] ? netdev_refcnt_read+0x60/0x60
[ 534.648320][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 534.654293][ T31] ? list_netdevice+0x4c0/0x4c0
[ 534.659193][ T31] rtnl_unlock+0xe/0x10
[ 534.663410][ T31] default_device_exit_batch+0x335/0x390
[ 534.669666][ T31] ? default_device_exit+0x360/0x360
[ 534.675092][ T31] ? wait_woken+0x170/0x170
[ 534.679758][ T31] ? rtnl_unlock+0xe/0x10
[ 534.684127][ T31] ? default_device_exit+0x360/0x360
[ 534.689463][ T31] cleanup_net+0x602/0xad0
[ 534.693926][ T31] ? ops_init+0x4a0/0x4a0
[ 534.698289][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 534.703714][ T31] process_one_work+0x6be/0xba0
[ 534.708626][ T31] worker_thread+0xa59/0x1200
[ 534.713373][ T31] ? __kthread_parkme+0xac/0x200
[ 534.718335][ T31] kthread+0x411/0x500
[ 534.722489][ T31] ? worker_clr_flags+0x190/0x190
[ 534.727552][ T31] ? kthread_blkcg+0xd0/0xd0
[ 534.732220][ T31] ret_from_fork+0x1f/0x30
[ 534.736675][ T31]
[ 534.799413][ T31] NMI backtrace for cpu 1
[ 534.803802][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 534.811057][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 534.821170][ T31] Call Trace:
[ 534.824474][ T31]
[ 534.827432][ T31] __dump_stack+0x21/0x30
[ 534.831797][ T31] dump_stack_lvl+0xee/0x150
[ 534.836418][ T31] ? show_regs_print_info+0x20/0x20
[ 534.841661][ T31] dump_stack+0x15/0x20
[ 534.845850][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 534.850822][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 534.856396][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 534.862714][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 534.867702][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 534.873811][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 534.879921][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 534.886099][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 534.892021][ T31] watchdog+0xd64/0xea0
[ 534.896213][ T31] ? hungtask_pm_notify+0x50/0x50
[ 534.901272][ T31] ? __kasan_check_read+0x11/0x20
[ 534.906333][ T31] ? __kthread_parkme+0xac/0x200
[ 534.911309][ T31] ? preempt_count_add+0x90/0x1b0
[ 534.916483][ T31] kthread+0x411/0x500
[ 534.920601][ T31] ? hungtask_pm_notify+0x50/0x50
[ 534.925764][ T31] ? kthread_blkcg+0xd0/0xd0
[ 534.930687][ T31] ret_from_fork+0x1f/0x30
[ 534.935168][ T31]
[ 534.938326][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 534.943919][ C0] NMI backtrace for cpu 0
[ 534.943932][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 534.943949][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 534.943959][ C0] RIP: 0010:entry_SYSCALL_64+0xc/0x15
[ 534.943985][ C0] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 0f 01 f8 65 48 89 24 25 14 a0 00 00 <65> 48 8b 24 25 90 6d 02 00 6a 2b 65 ff 34 25 14 a0 00 00 41 53 6a
[ 534.943998][ C0] RSP: 0018:00007ffe60fb1740 EFLAGS: 00000002
[ 534.944013][ C0] RAX: 000000000000000f RBX: 00007f59101cdfa8 RCX: 00007f590ff13829
[ 534.944025][ C0] RDX: 00007ffe60fb1740 RSI: 00007ffe60fb1870 RDI: 0000000000000011
[ 534.944036][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 534.944047][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 534.944057][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 534.944068][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 534.944083][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 534.944094][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 534.944108][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 534.944118][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 534.944128][ C0] Call Trace:
[ 558.849341][ T31] INFO: task kworker/u4:1:10 blocked for more than 273 seconds.
[ 558.857058][ T31] Not tainted syzkaller #0
[ 559.019319][ T31] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 559.028294][ T31] task:kworker/u4:1 state:D stack:25344 pid: 10 ppid: 2 flags:0x00004000
[ 559.499345][ T31] Workqueue: netns cleanup_net
[ 559.504206][ T31] Call Trace:
[ 559.507510][ T31]
[ 559.579362][ T31] __schedule+0xb6e/0x14c0
[ 559.583867][ T31] ? release_firmware_map_entry+0x190/0x190
[ 559.589833][ T31] ? preempt_schedule_common+0xbe/0xf0
[ 559.595412][ T31] ? kthread_data+0x50/0xc0
[ 559.599993][ T31] ? wq_worker_sleeping+0x60/0x200
[ 559.605143][ T31] schedule+0x11e/0x1e0
[ 559.609350][ T31] schedule_timeout+0xa6/0x2e0
[ 559.614141][ T31] ? console_conditional_schedule+0x30/0x30
[ 559.620204][ T31] ? _raw_spin_unlock_irqrestore+0x70/0x80
[ 559.626229][ T31] ? __prepare_to_swait+0xa8/0x130
[ 559.631402][ T31] wait_for_common+0x26b/0x420
[ 559.636202][ T31] ? __kasan_check_write+0x14/0x20
[ 559.641362][ T31] ? wait_for_completion+0x20/0x20
[ 559.646511][ T31] ? mutex_unlock+0x89/0x220
[ 559.651156][ T31] ? __mutex_lock_slowpath+0x10/0x10
[ 559.656469][ T31] ? flush_workqueue_prep_pwqs+0x424/0x480
[ 559.662329][ T31] ? check_flush_dependency+0xc4/0x370
[ 559.667811][ T31] wait_for_completion+0x18/0x20
[ 559.672784][ T31] flush_workqueue+0x5a6/0x12d0
[ 559.677684][ T31] ? flush_work+0x20/0x20
[ 559.682052][ T31] ? rcu_work_rcufn+0x50/0x50
[ 559.686765][ T31] ? _raw_spin_unlock_irqrestore+0x5b/0x80
[ 559.692629][ T31] peer_remove_after_dead+0x98/0x1a0
[ 559.697953][ T31] wg_peer_remove_all+0x3e2/0x450
[ 559.703025][ T31] ? peer_remove_after_dead+0x1a0/0x1a0
[ 559.708778][ T31] wg_destruct+0x18e/0x300
[ 559.713242][ T31] ? wg_xmit+0xb20/0xb20
[ 559.717514][ T31] netdev_run_todo+0x773/0x990
[ 559.722557][ T31] ? netdev_refcnt_read+0x60/0x60
[ 559.727614][ T31] ? unregister_netdevice_queue+0x1aa/0x360
[ 559.733563][ T31] ? list_netdevice+0x4c0/0x4c0
[ 559.738478][ T31] rtnl_unlock+0xe/0x10
[ 559.742722][ T31] default_device_exit_batch+0x335/0x390
[ 559.748397][ T31] ? default_device_exit+0x360/0x360
[ 559.753734][ T31] ? wait_woken+0x170/0x170
[ 559.758274][ T31] ? rtnl_unlock+0xe/0x10
[ 559.763218][ T31] ? default_device_exit+0x360/0x360
[ 559.768557][ T31] cleanup_net+0x602/0xad0
[ 559.773122][ T31] ? ops_init+0x4a0/0x4a0
[ 559.777498][ T31] ? pwq_dec_nr_in_flight+0x18c/0x3c0
[ 559.783218][ T31] process_one_work+0x6be/0xba0
[ 559.788123][ T31] worker_thread+0xa59/0x1200
[ 559.792991][ T31] ? __kthread_parkme+0xac/0x200
[ 559.797999][ T31] kthread+0x411/0x500
[ 559.802123][ T31] ? worker_clr_flags+0x190/0x190
[ 559.807183][ T31] ? kthread_blkcg+0xd0/0xd0
[ 559.811832][ T31] ret_from_fork+0x1f/0x30
[ 559.816392][ T31]
[ 560.049361][ T31] NMI backtrace for cpu 1
[ 560.053755][ T31] CPU: 1 PID: 31 Comm: khungtaskd Not tainted syzkaller #0
[ 560.061102][ T31] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 560.071369][ T31] Call Trace:
[ 560.074675][ T31]
[ 560.077628][ T31] __dump_stack+0x21/0x30
[ 560.081989][ T31] dump_stack_lvl+0xee/0x150
[ 560.086710][ T31] ? show_regs_print_info+0x20/0x20
[ 560.092070][ T31] dump_stack+0x15/0x20
[ 560.096388][ T31] nmi_cpu_backtrace+0x2b4/0x2c0
[ 560.101362][ T31] ? rcu_read_unlock_special+0xab/0x460
[ 560.106958][ T31] ? nmi_trigger_cpumask_backtrace+0x240/0x240
[ 560.113161][ T31] ? __rcu_read_unlock+0xa0/0xa0
[ 560.118225][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 560.124329][ T31] ? arch_trigger_cpumask_backtrace+0x20/0x20
[ 560.130425][ T31] nmi_trigger_cpumask_backtrace+0x138/0x240
[ 560.136433][ T31] arch_trigger_cpumask_backtrace+0x10/0x20
[ 560.142357][ T31] watchdog+0xd64/0xea0
[ 560.146650][ T31] ? hungtask_pm_notify+0x50/0x50
[ 560.151795][ T31] ? __kasan_check_read+0x11/0x20
[ 560.156938][ T31] ? __kthread_parkme+0xac/0x200
[ 560.161900][ T31] ? preempt_count_add+0x90/0x1b0
[ 560.166960][ T31] kthread+0x411/0x500
[ 560.171066][ T31] ? hungtask_pm_notify+0x50/0x50
[ 560.176207][ T31] ? kthread_blkcg+0xd0/0xd0
[ 560.180830][ T31] ret_from_fork+0x1f/0x30
[ 560.185323][ T31]
[ 560.188467][ T31] Sending NMI from CPU 1 to CPUs 0:
[ 560.193815][ C0] NMI backtrace for cpu 0
[ 560.193826][ C0] CPU: 0 PID: 373 Comm: syz.2.17 Not tainted syzkaller #0
[ 560.193842][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[ 560.193852][ C0] RIP: 0010:kvm_sched_clock_read+0x28/0x40
[ 560.193906][ C0] Code: 00 00 55 48 89 e5 65 ff 05 9d 88 d1 7e 65 48 8b 3d 9d 8b d1 7e e8 18 06 00 00 65 ff 0d 89 88 d1 7e 74 09 48 2b 05 50 7a b5 04 <5d> c3 e8 cd 91 cf ff eb f0 00 00 cc cc 00 00 cc cc 00 00 cc cc 00
[ 560.193920][ C0] RSP: 0018:ffffc90000007f00 EFLAGS: 00000012
[ 560.193935][ C0] RAX: 000000826ea99719 RBX: 0000000000000000 RCX: 0000000000000001
[ 560.193946][ C0] RDX: 1ffffffff0e17e00 RSI: ffffffff870bf01c RDI: ffffffff870bf000
[ 560.193958][ C0] RBP: ffffc90000007f00 R08: ffffffff870bf008 R09: ffffffff870bf018
[ 560.193971][ C0] R10: ffffffff870bf003 R11: 1ffffffff0e17e00 R12: ffff8881f70272f0
[ 560.193983][ C0] R13: 0000000000000000 R14: ffffffff85e65840 R15: dffffc0000000000
[ 560.193995][ C0] FS: 000055557e707500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
[ 560.194010][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 560.194021][ C0] CR2: 0000000000000000 CR3: 000000012ba42000 CR4: 00000000003506b0
[ 560.194036][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 560.194045][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 560.194055][ C0] Call Trace:
[ 560.194059][ C0]
[ 560.194064][ C0] sched_clock+0x9/0x10
[ 560.194080][ C0] sched_clock_cpu+0x18/0x3c0
[ 560.194098][ C0] irqtime_account_irq+0x76/0x390
[ 560.194114][ C0] __irq_exit_rcu+0x18/0xf0
[ 560.194139][ C0] irq_exit_rcu+0x9/0x10
[ 560.194154][ C0] sysvec_irq_work+0xa6/0xc0
[ 560.194173][ C0]
[ 560.194178][ C0]
[ 560.194183][ C0] asm_sysvec_irq_work+0x1b/0x20
[ 560.194202][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50
[ 560.194223][ C0] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 fa 76 3a 01 5d c3 0f 1f 84 00 00 00 00
[ 560.194236][ C0] RSP: 0018:ffffc90002c57c20 EFLAGS: 00000246
[ 560.194248][ C0] RAX: 00000000000000f6 RBX: 00000000000000f6 RCX: 000000000000083f
[ 560.194258][ C0] RDX: 0000000000000000 RSI: 00000000000000f6 RDI: 000000000000083f
[ 560.194268][ C0] RBP: ffffc90002c57c20 R08: dffffc0000000000 R09: ffffed103ee065e7
[ 560.194280][ C0] R10: ffffed103ee065e7 R11: 1ffff1103ee065e6 R12: 0000000000000000
[ 560.194291][ C0] R13: dffffc0000000001 R14: ffffffff85e659f8 R15: dffffc0000000000
[ 560.194307][ C0] x2apic_send_IPI_self+0x5e/0x70
[ 560.194325][ C0] arch_irq_work_raise+0x86/0xd0
[ 560.194343][ C0] __irq_work_queue_local+0x115/0x190
[ 560.194361][ C0] irq_work_queue+0x9e/0x150
[ 560.194377][ C0] bpf_send_signal_common+0x2b2/0x420
[ 560.194395][ C0] ? trace_raw_output_bpf_trace_printk+0xd0/0xd0
[ 560.194415][ C0] bpf_send_signal+0x19/0x20
[ 560.194431][ C0] bpf_prog_7ba5217f62dcd359+0x38/0x944
[ 560.194444][ C0] bpf_trace_run2+0xb0/0x1b0
[ 560.194460][ C0] ? bpf_trace_run1+0x1b0/0x1b0
[ 560.194476][ C0] ? sched_clock+0x9/0x10
[ 560.194490][ C0] ? sched_clock_cpu+0x18/0x3c0
[ 560.194505][ C0] __bpf_trace_sys_enter+0x62/0x70
[ 560.194520][ C0] trace_sys_enter+0x3d/0x50
[ 560.194534][ C0] syscall_trace_enter+0x118/0x180
[ 560.194550][ C0] syscall_enter_from_user_mode+0x1f/0x30
[ 560.194565][ C0] do_syscall_64+0x24/0xa0
[ 560.194581][ C0] ? clear_bhb_loop+0x50/0xa0
[ 560.194594][ C0] ? clear_bhb_loop+0x50/0xa0
[ 560.194608][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 560.194626][ C0] RIP: 0033:0x7f590ff13829
[ 560.194638][ C0] Code: 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 04 25
[ 560.194651][ C0] RSP: 002b:00007ffe60fb1740 EFLAGS: 00000246 ORIG_RAX: 000000000000000f
[ 560.194666][ C0] RAX: ffffffffffffffda RBX: 00007f59101cdfa8 RCX: 00007f590ff13829
[ 560.194678][ C0] RDX: 00007ffe60fb1740 RSI: 00007ffe60fb1870 RDI: 0000000000000011
[ 560.194689][ C0] RBP: 0000000000000000 R08: 002c09b33a46ba0c R09: 0000000760fb1fdf
[ 560.194700][ C0] R10: 0000000000000005 R11: 0000000000000246 R12: 00007f59101cdfac
[ 560.194710][ C0] R13: 00007f59101cdfa0 R14: 0000000000000095 R15: 0000000000000003
[ 560.194723][ C0]
[ 560.622340][ C0] sched: RT throttling activated