Warning: Permanently added '10.128.0.98' (ED25519) to the list of known hosts.
executing program
[ 716.249372][ T27] INFO: task kworker/1:2:1066 blocked for more than 143 seconds.
[ 716.257240][ T27] Not tainted 5.15.161-syzkaller #0
[ 716.263074][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.272492][ T27] task:kworker/1:2 state:D stack:26144 pid: 1066 ppid: 2 flags:0x00004000
[ 716.281888][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 716.288372][ T27] Call Trace:
[ 716.291687][ T27]
[ 716.294799][ T27] __schedule+0x12c4/0x45b0
[ 716.299603][ T27] ? mark_lock+0x98/0x340
[ 716.303958][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.310259][ T27] ? release_firmware_map_entry+0x190/0x190
[ 716.316152][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 716.321959][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.327206][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.332774][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.338007][ T27] schedule+0x11b/0x1f0
[ 716.342488][ T27] schedule_preempt_disabled+0xf/0x20
[ 716.347866][ T27] __mutex_lock_common+0xe34/0x25a0
[ 716.353434][ T27] ? addrconf_verify_work+0xa/0x20
[ 716.358561][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 716.364156][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.370362][ T27] ? print_irqtrace_events+0x210/0x210
[ 716.375827][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.382109][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.387316][ T27] mutex_lock_nested+0x17/0x20
[ 716.392444][ T27] addrconf_verify_work+0xa/0x20
[ 716.397386][ T27] process_one_work+0x8a1/0x10c0
[ 716.402911][ T27] ? worker_detach_from_pool+0x260/0x260
[ 716.408551][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 716.414502][ T27] ? kthread_data+0x4e/0xc0
[ 716.419019][ T27] ? wq_worker_running+0x97/0x170
[ 716.424379][ T27] worker_thread+0xaca/0x1280
[ 716.429085][ T27] kthread+0x3f6/0x4f0
[ 716.433486][ T27] ? rcu_lock_release+0x20/0x20
[ 716.438337][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.443248][ T27] ret_from_fork+0x1f/0x30
[ 716.447680][ T27]
[ 716.451093][ T27]
[ 716.451093][ T27] Showing all locks held in the system:
[ 716.458809][ T27] 1 lock held by khungtaskd/27:
[ 716.464036][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 716.473586][ T27] 3 locks held by kworker/1:2/1066:
[ 716.478773][ T27] #0: ffff88802379c138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 716.490062][ T27] #1: ffffc90004e8fd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 716.500549][ T27] #2: ffffffff8d9e8348 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 716.510297][ T27] 2 locks held by getty/3259:
[ 716.514964][ T27] #0: ffff88814adec098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 716.525081][ T27] #1: ffffc9000209b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 716.535417][ T27] 1 lock held by syz-executor465/3542:
[ 716.541259][ T27]
[ 716.543591][ T27] =============================================
[ 716.543591][ T27]
[ 716.552425][ T27] NMI backtrace for cpu 0
[ 716.556765][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 716.564743][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 716.574791][ T27] Call Trace:
[ 716.578064][ T27]
[ 716.580988][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 716.585668][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 716.591315][ T27] ? panic+0x860/0x860
[ 716.595453][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 716.600600][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 716.605637][ T27] ? __wake_up_klogd+0xd5/0x100
[ 716.610499][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.616653][ T27] ? _printk+0xd1/0x120
[ 716.620804][ T27] ? panic+0x860/0x860
[ 716.624866][ T27] ? __wake_up_klogd+0xcc/0x100
[ 716.629714][ T27] ? panic+0x860/0x860
[ 716.633788][ T27] ? __rcu_read_unlock+0x92/0x100
[ 716.638866][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 716.644925][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 716.650909][ T27] watchdog+0xe72/0xeb0
[ 716.655094][ T27] kthread+0x3f6/0x4f0
[ 716.659160][ T27] ? hungtask_pm_notify+0x50/0x50
[ 716.664186][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.668771][ T27] ret_from_fork+0x1f/0x30
[ 716.673192][ T27]
[ 716.676300][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 716.681529][ C1] NMI backtrace for cpu 1
[ 716.681544][ C1] CPU: 1 PID: 3542 Comm: syz-executor465 Not tainted 5.15.161-syzkaller #0
[ 716.681559][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 716.681569][ C1] RIP: 0010:__lock_acquire+0xc78/0x1ff0
[ 716.681587][ C1] Code: 00 00 00 00 fc ff df 0f b6 04 08 84 c0 0f 85 57 11 00 00 83 3b 00 74 1c 48 89 ef 48 8b 74 24 08 ba 06 00 00 00 e8 58 5a 00 00 <31> f6 85 c0 0f 84 c5 08 00 00 48 89 ef 48 8b 5c 24 08 48 89 de ba
[ 716.681597][ C1] RSP: 0018:ffffc90000d26480 EFLAGS: 00000086
[ 716.681610][ C1] RAX: 0000000000000001 RBX: ffff8880242f8ad0 RCX: ffffffff81631688
[ 716.681620][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8fbf9188
[ 716.681629][ C1] RBP: ffff8880242f8000 R08: dffffc0000000000 R09: fffffbfff1f7f232
[ 716.681639][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
[ 716.681648][ C1] R13: ffff8880242f8ae8 R14: 0000000000000001 R15: ffff8880242f8b38
[ 716.681657][ C1] FS: 000055555698a380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 716.681669][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 716.681679][ C1] CR2: 00005555569936f8 CR3: 0000000075582000 CR4: 00000000003506e0
[ 716.681691][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 716.681699][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 716.681708][ C1] Call Trace:
[ 716.681713][ C1]
[ 716.681717][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 716.681732][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.681746][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.681765][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 716.681779][ C1] ? nmi_handle+0xf7/0x370
[ 716.681793][ C1] ? __lock_acquire+0xc78/0x1ff0
[ 716.681805][ C1] ? default_do_nmi+0x62/0x150
[ 716.681820][ C1] ? exc_nmi+0xa8/0x100
[ 716.681833][ C1] ? end_repeat_nmi+0x16/0x31
[ 716.681849][ C1] ? mark_lock+0x98/0x340
[ 716.681861][ C1] ? __lock_acquire+0xc78/0x1ff0
[ 716.681874][ C1] ? __lock_acquire+0xc78/0x1ff0
[ 716.681887][ C1] ? __lock_acquire+0xc78/0x1ff0
[ 716.681899][ C1]
[ 716.681903][ C1]
[ 716.681912][ C1] lock_acquire+0x1db/0x4f0
[ 716.681924][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.681956][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.681969][ C1] ? __might_sleep+0xc0/0xc0
[ 716.682021][ C1] ? rcu_lock_release+0x20/0x20
[ 716.682036][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 716.682049][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 716.682062][ C1] __mutex_lock_common+0x1da/0x25a0
[ 716.682076][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.682090][ C1] ? kasan_check_range+0x74/0x290
[ 716.682120][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 716.682134][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.682147][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 716.682164][ C1] ? radix_tree_lookup+0x234/0x280
[ 716.682178][ C1] mutex_lock_nested+0x17/0x20
[ 716.682192][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 716.682207][ C1] tcf_police_init+0x294/0x17c0
[ 716.682243][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 716.682270][ C1] ? netlink_unicast+0x7b6/0x980
[ 716.682301][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 716.682334][ C1] ? tcf_police_search+0x40/0x40
[ 716.682354][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 716.682366][ C1] ? nla_memcpy+0x56/0xb0
[ 716.682418][ C1] ? memcpy+0x3c/0x60
[ 716.682431][ C1] ? tcf_police_search+0x40/0x40
[ 716.682444][ C1] tcf_action_init_1+0x50f/0x7f0
[ 716.682460][ C1] ? tc_action_load_ops+0x550/0x550
[ 716.682473][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.682486][ C1] ? rcu_lock_release+0x5/0x20
[ 716.682505][ C1] tcf_action_init+0x2f3/0x750
[ 716.682520][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 716.682541][ C1] ? reacquire_held_locks+0x660/0x660
[ 716.682563][ C1] ? apparmor_capable+0x12e/0x190
[ 716.682591][ C1] ? __nla_parse+0x3c/0x50
[ 716.682606][ C1] tc_ctl_action+0x49b/0xd00
[ 716.682623][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.682636][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.682666][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.682679][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 716.682714][ C1] ? reacquire_held_locks+0x660/0x660
[ 716.682729][ C1] ? rtnetlink_bind+0x80/0x80
[ 716.682743][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 716.682769][ C1] ? __kernel_text_address+0x94/0x100
[ 716.682785][ C1] ? unwind_get_return_address+0x49/0x80
[ 716.682800][ C1] ? reacquire_held_locks+0x660/0x660
[ 716.682813][ C1] ? arch_stack_walk+0xf3/0x140
[ 716.682828][ C1] ? mark_lock+0x98/0x340
[ 716.682842][ C1] ? mark_lock+0x98/0x340
[ 716.682855][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 716.682876][ C1] netlink_rcv_skb+0x1cf/0x410
[ 716.682889][ C1] ? rtnetlink_bind+0x80/0x80
[ 716.682903][ C1] ? netlink_ack+0xb10/0xb10
[ 716.682920][ C1] netlink_unicast+0x7b6/0x980
[ 716.682937][ C1] ? netlink_detachskb+0x90/0x90
[ 716.682951][ C1] ? __virt_addr_valid+0x39e/0x450
[ 716.682963][ C1] ? 0xffffffff81000000
[ 716.682973][ C1] ? __check_object_size+0x300/0x410
[ 716.683015][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 716.683043][ C1] netlink_sendmsg+0xa30/0xd60
[ 716.683059][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.683072][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 716.683086][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 716.683098][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 716.683127][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.683140][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 716.683155][ C1] ? iovec_from_user+0x300/0x390
[ 716.683177][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 716.683195][ C1] ___sys_sendmsg+0x252/0x2e0
[ 716.683212][ C1] ? __sys_sendmsg+0x260/0x260
[ 716.683226][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 716.683248][ C1] ? __context_tracking_enter+0x5f/0x90
[ 716.683263][ C1] ? __context_tracking_exit+0x4c/0x80
[ 716.683278][ C1] ? __fdget+0x158/0x220
[ 716.683298][ C1] __se_sys_sendmsg+0x19a/0x260
[ 716.683313][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 716.683330][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.683345][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 716.683360][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.683379][ C1] do_syscall_64+0x3b/0xb0
[ 716.683392][ C1] ? clear_bhb_loop+0x15/0x70
[ 716.683405][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 716.683418][ C1] RIP: 0033:0x7f051a2d6df9
[ 716.683432][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
[ 716.683442][ C1] RSP: 002b:00007ffd461cfb48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 716.683457][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f051a2d6df9
[ 716.683466][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 716.683474][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 716.683482][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 716.683491][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 716.683503][ C1]
[ 716.683509][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.979 msecs
[ 716.696742][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 717.392531][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 717.400500][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 717.410542][ T27] Call Trace:
[ 717.413818][ T27]
[ 717.416736][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 717.421416][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 717.427042][ T27] ? panic+0x860/0x860
[ 717.431113][ T27] panic+0x318/0x860
[ 717.435001][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 717.440631][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.446798][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 717.452000][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 717.458068][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.464221][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 717.470371][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 717.476528][ T27] watchdog+0xeb0/0xeb0
[ 717.480702][ T27] kthread+0x3f6/0x4f0
[ 717.484763][ T27] ? hungtask_pm_notify+0x50/0x50
[ 717.489778][ T27] ? kthread_blkcg+0xd0/0xd0
[ 717.494362][ T27] ret_from_fork+0x1f/0x30
[ 717.498782][ T27]
[ 717.501976][ T27] Kernel Offset: disabled
[ 717.506297][ T27] Rebooting in 86400 seconds..