Warning: Permanently added '10.128.0.160' (ED25519) to the list of known hosts.
executing program
[ 573.033773][ T27] INFO: task kworker/0:0:7 blocked for more than 143 seconds.
[ 573.041381][ T27] Not tainted 5.15.160-syzkaller #0
[ 573.048286][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.057254][ T27] task:kworker/0:0 state:D stack:23296 pid: 7 ppid: 2 flags:0x00004000
[ 573.066626][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.072949][ T27] Call Trace:
[ 573.076451][ T27]
[ 573.079377][ T27] __schedule+0x12c4/0x45b0
[ 573.084151][ T27] ? mark_lock+0x98/0x340
[ 573.088513][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.094702][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.100601][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.106421][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.111630][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.117104][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.122381][ T27] schedule+0x11b/0x1f0
[ 573.126746][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.132115][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.137548][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.142759][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.148163][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.154304][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.159755][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.165936][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.171148][ T27] mutex_lock_nested+0x17/0x20
[ 573.176201][ T27] addrconf_verify_work+0xa/0x20
[ 573.181144][ T27] process_one_work+0x8a1/0x10c0
[ 573.186375][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.192024][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.197815][ T27] ? kthread_data+0x4e/0xc0
[ 573.202376][ T27] ? wq_worker_running+0x97/0x170
[ 573.207709][ T27] worker_thread+0xaca/0x1280
[ 573.212504][ T27] kthread+0x3f6/0x4f0
[ 573.216833][ T27] ? rcu_lock_release+0x20/0x20
[ 573.221686][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.226503][ T27] ret_from_fork+0x1f/0x30
[ 573.230935][ T27]
[ 573.234320][ T27]
[ 573.234320][ T27] Showing all locks held in the system:
[ 573.242037][ T27] 3 locks held by kworker/0:0/7:
[ 573.247585][ T27] #0: ffff88814ac53d38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.259660][ T27] #1: ffffc90000cc7d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.270127][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.279702][ T27] 1 lock held by khungtaskd/27:
[ 573.284680][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.294237][ T27] 2 locks held by syslogd/2945:
[ 573.299080][ T27] #0: ffff8880b9a3a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140
[ 573.309307][ T27] #1: ffff888022b7ec30 (&sb->s_type->i_mutex_key#8){+.+.}-{3:3}, at: generic_file_write_iter+0x7c/0x1b0
[ 573.320797][ T27] 2 locks held by getty/3256:
[ 573.325596][ T27] #0: ffff88814af76098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.335587][ T27] #1: ffffc9000249b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.345840][ T27] 1 lock held by syz-executor286/3529:
[ 573.351335][ T27]
[ 573.353824][ T27] =============================================
[ 573.353824][ T27]
[ 573.362232][ T27] NMI backtrace for cpu 1
[ 573.366555][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.374533][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.384577][ T27] Call Trace:
[ 573.387847][ T27]
[ 573.390785][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.395465][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.401087][ T27] ? panic+0x860/0x860
[ 573.405213][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.410334][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.415270][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.420125][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.426265][ T27] ? _printk+0xd1/0x120
[ 573.430412][ T27] ? panic+0x860/0x860
[ 573.434472][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.439314][ T27] ? panic+0x860/0x860
[ 573.443374][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.448453][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.454508][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.460482][ T27] watchdog+0xe72/0xeb0
[ 573.464665][ T27] kthread+0x3f6/0x4f0
[ 573.468722][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.473734][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.478311][ T27] ret_from_fork+0x1f/0x30
[ 573.482735][ T27]
[ 573.485893][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.491096][ C0] NMI backtrace for cpu 0
[ 573.491104][ C0] CPU: 0 PID: 3529 Comm: syz-executor286 Not tainted 5.15.160-syzkaller #0
[ 573.491119][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.491127][ C0] RIP: 0010:mark_lock+0x2b/0x340
[ 573.491145][ C0] Code: 41 57 41 56 41 55 41 54 53 48 83 ec 10 49 89 f7 48 89 3c 24 49 bd 00 00 00 00 00 fc ff df 83 fa 08 75 27 49 8d 5f 20 48 89 d8 <48> c1 e8 03 42 0f b6 04 28 84 c0 0f 85 81 02 00 00 31 ed f6 43 02
[ 573.491156][ C0] RSP: 0018:ffffc90003036438 EFLAGS: 00000046
[ 573.491169][ C0] RAX: ffff8880155946b8 RBX: ffff8880155946b8 RCX: ffffffff81631938
[ 573.491179][ C0] RDX: 0000000000000008 RSI: ffff888015594698 RDI: ffff888015593b80
[ 573.491189][ C0] RBP: ffff888015593b80 R08: dffffc0000000000 R09: fffffbfff1f7f032
[ 573.491200][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
[ 573.491209][ C0] R13: dffffc0000000000 R14: 0000000000000001 R15: ffff888015594698
[ 573.491218][ C0] FS: 00005555559f5380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.491230][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.491240][ C0] CR2: 0000555840634600 CR3: 000000007623f000 CR4: 00000000003506f0
[ 573.491253][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.491261][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.491269][ C0] Call Trace:
[ 573.491274][ C0]
[ 573.491278][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.491294][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.491308][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.491329][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.491344][ C0] ? nmi_handle+0xf7/0x370
[ 573.491358][ C0] ? mark_lock+0x2b/0x340
[ 573.491370][ C0] ? default_do_nmi+0x62/0x150
[ 573.491386][ C0] ? exc_nmi+0xa8/0x100
[ 573.491399][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.491416][ C0] ? mark_lock+0x98/0x340
[ 573.491428][ C0] ? mark_lock+0x2b/0x340
[ 573.491440][ C0] ? mark_lock+0x2b/0x340
[ 573.491453][ C0] ? mark_lock+0x2b/0x340
[ 573.491466][ C0]
[ 573.491469][ C0]
[ 573.491475][ C0] __lock_acquire+0xc97/0x1ff0
[ 573.491493][ C0] lock_acquire+0x1db/0x4f0
[ 573.491506][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.491573][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.491587][ C0] ? __might_sleep+0xc0/0xc0
[ 573.491620][ C0] ? rcu_lock_release+0x20/0x20
[ 573.491636][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.491648][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.491663][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.491677][ C0] __mutex_lock_common+0x1da/0x25a0
[ 573.491692][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.491708][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.491723][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.491735][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.491755][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.491771][ C0] ? radix_tree_lookup+0xa2/0x280
[ 573.491785][ C0] ? __sanitizer_cov_trace_pc+0x32/0x60
[ 573.491801][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.491815][ C0] mutex_lock_nested+0x17/0x20
[ 573.491829][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.491844][ C0] tcf_police_init+0x294/0x17c0
[ 573.491858][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.491886][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.491901][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.491956][ C0] ? tcf_police_search+0x40/0x40
[ 573.491976][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.491989][ C0] ? nla_memcpy+0x56/0xb0
[ 573.492028][ C0] ? memcpy+0x3c/0x60
[ 573.492080][ C0] ? tcf_police_search+0x40/0x40
[ 573.492094][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.492111][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.492124][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.492138][ C0] ? rcu_lock_release+0x5/0x20
[ 573.492158][ C0] tcf_action_init+0x2f3/0x750
[ 573.492174][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.492197][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.492220][ C0] ? apparmor_capable+0x12e/0x190
[ 573.492250][ C0] ? __nla_parse+0x3c/0x50
[ 573.492265][ C0] tc_ctl_action+0x49b/0xd00
[ 573.492283][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.492296][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.492328][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.492343][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.492373][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.492388][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.492403][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.492432][ C0] ? __kernel_text_address+0x94/0x100
[ 573.492449][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.492465][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.492478][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.492493][ C0] ? mark_lock+0x98/0x340
[ 573.492507][ C0] ? mark_lock+0x98/0x340
[ 573.492521][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.492544][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.492557][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.492572][ C0] ? netlink_ack+0xb10/0xb10
[ 573.492589][ C0] netlink_unicast+0x7b6/0x980
[ 573.492607][ C0] ? netlink_detachskb+0x90/0x90
[ 573.492622][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.492635][ C0] ? 0xffffffff81000000
[ 573.492644][ C0] ? __check_object_size+0x300/0x410
[ 573.492687][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.492715][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.492732][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.492746][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.492780][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.492793][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.492833][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.492846][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.492861][ C0] ? iovec_from_user+0x300/0x390
[ 573.492904][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.492924][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.492941][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.492956][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.492979][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.492995][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.493011][ C0] ? __fdget+0x158/0x220
[ 573.493060][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.493076][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.493094][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.493110][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.493125][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.493141][ C0] do_syscall_64+0x3b/0xb0
[ 573.493154][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.493167][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.493182][ C0] RIP: 0033:0x7fc608f2edf9
[ 573.493195][ C0] 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
[ 573.493205][ C0] RSP: 002b:00007ffd2a00e828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.493220][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc608f2edf9
[ 573.493229][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.493237][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.493245][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.493253][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.493266][ C0]
[ 573.493272][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.176 msecs
[ 573.494831][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.215964][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 574.223934][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 574.233975][ T27] Call Trace:
[ 574.237242][ T27]
[ 574.240160][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.244837][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.250468][ T27] ? panic+0x860/0x860
[ 574.254528][ T27] ? rcu_is_watching+0x11/0xa0
[ 574.259290][ T27] panic+0x318/0x860
[ 574.263174][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.268962][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.275126][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.280330][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.286404][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.292554][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.298711][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.304862][ T27] watchdog+0xeb0/0xeb0
[ 574.309024][ T27] kthread+0x3f6/0x4f0
[ 574.313083][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.318182][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.322862][ T27] ret_from_fork+0x1f/0x30
[ 574.327301][ T27]
[ 574.330401][ T27] Kernel Offset: disabled
[ 574.334760][ T27] Rebooting in 86400 seconds..