Warning: Permanently added '10.128.1.198' (ED25519) to the list of known hosts.
executing program
[ 716.362488][ T27] INFO: task kworker/0:3:1281 blocked for more than 143 seconds.
[ 716.370398][ T27] Not tainted 5.15.160-syzkaller #0
[ 716.377090][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 716.386095][ T27] task:kworker/0:3 state:D stack:24312 pid: 1281 ppid: 2 flags:0x00004000
[ 716.395654][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 716.401932][ T27] Call Trace:
[ 716.405558][ T27]
[ 716.408492][ T27] __schedule+0x12c4/0x45b0
[ 716.413382][ T27] ? mark_lock+0x98/0x340
[ 716.417720][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.424058][ T27] ? release_firmware_map_entry+0x190/0x190
[ 716.429959][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 716.435755][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.440957][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 716.446645][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.451854][ T27] schedule+0x11b/0x1f0
[ 716.456327][ T27] schedule_preempt_disabled+0xf/0x20
[ 716.461700][ T27] __mutex_lock_common+0xe34/0x25a0
[ 716.467238][ T27] ? addrconf_verify_work+0xa/0x20
[ 716.472588][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 716.477785][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 716.484176][ T27] ? print_irqtrace_events+0x210/0x210
[ 716.489815][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.496063][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 716.501282][ T27] mutex_lock_nested+0x17/0x20
[ 716.506438][ T27] addrconf_verify_work+0xa/0x20
[ 716.511379][ T27] process_one_work+0x8a1/0x10c0
[ 716.516651][ T27] ? worker_detach_from_pool+0x260/0x260
[ 716.522704][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 716.528253][ T27] ? kthread_data+0x4e/0xc0
[ 716.533069][ T27] ? wq_worker_running+0x97/0x170
[ 716.538116][ T27] worker_thread+0xaca/0x1280
[ 716.543219][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 716.549141][ T27] kthread+0x3f6/0x4f0
[ 716.553516][ T27] ? rcu_lock_release+0x20/0x20
[ 716.558368][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.563324][ T27] ret_from_fork+0x1f/0x30
[ 716.567757][ T27]
[ 716.570878][ T27]
[ 716.570878][ T27] Showing all locks held in the system:
[ 716.579126][ T27] 1 lock held by khungtaskd/27:
[ 716.584247][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 716.593843][ T27] 3 locks held by kworker/0:3/1281:
[ 716.599035][ T27] #0: ffff888023ff3138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 716.610441][ T27] #1: ffffc90004d9fd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 716.620975][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 716.630612][ T27] 2 locks held by getty/3274:
[ 716.635505][ T27] #0: ffff888024968098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 716.645470][ T27] #1: ffffc9000229c2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 716.655808][ T27] 1 lock held by syz-executor271/3537:
[ 716.661264][ T27]
[ 716.663873][ T27] =============================================
[ 716.663873][ T27]
[ 716.672564][ T27] NMI backtrace for cpu 0
[ 716.676895][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 716.684864][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 716.694996][ T27] Call Trace:
[ 716.698264][ T27]
[ 716.701189][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 716.705867][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 716.711493][ T27] ? panic+0x860/0x860
[ 716.715556][ T27] ? preempt_schedule_irq+0x136/0x1c0
[ 716.720925][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 716.726031][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 716.730962][ T27] ? print_irqtrace_events+0x210/0x210
[ 716.736415][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.742563][ T27] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 716.748734][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 716.753928][ T27] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 716.760085][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 716.766145][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 716.772122][ T27] watchdog+0xe72/0xeb0
[ 716.776282][ T27] kthread+0x3f6/0x4f0
[ 716.780367][ T27] ? hungtask_pm_notify+0x50/0x50
[ 716.785388][ T27] ? kthread_blkcg+0xd0/0xd0
[ 716.789972][ T27] ret_from_fork+0x1f/0x30
[ 716.794396][ T27]
[ 716.797518][ T27] Sending NMI from CPU 0 to CPUs 1:
[ 716.802749][ C1] NMI backtrace for cpu 1
[ 716.802758][ C1] CPU: 1 PID: 3537 Comm: syz-executor271 Not tainted 5.15.160-syzkaller #0
[ 716.802772][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 716.802781][ C1] RIP: 0010:check_preemption_disabled+0x63/0x110
[ 716.802802][ C1] Code: 44 24 08 0f 85 c7 00 00 00 89 d8 48 83 c4 10 5b 41 5c 41 5e 41 5f c3 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 <74> c9 49 89 f6 49 89 ff 65 4c 8b 25 dd 6d e4 75 41 f6 44 24 2f 04
[ 716.802812][ C1] RSP: 0018:ffffc900032b6520 EFLAGS: 00000046
[ 716.802830][ C1] RAX: 0000000080000000 RBX: 0000000000000001 RCX: ffff88807aedbb80
[ 716.802840][ C1] RDX: 0000000000000000 RSI: ffffffff8a8b3c20 RDI: ffffffff8ad8f6c0
[ 716.802849][ C1] RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffc900032b6780
[ 716.802859][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246
[ 716.802868][ C1] R13: ffff88807aedbb80 R14: 00000000ffffffff R15: ffffffff8c91fa60
[ 716.802878][ C1] FS: 0000555555eee380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 716.802890][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 716.802900][ C1] CR2: 00007ffd56c35ebc CR3: 0000000019a65000 CR4: 00000000003506e0
[ 716.802913][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 716.802920][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 716.802929][ C1] Call Trace:
[ 716.802934][ C1]
[ 716.802939][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 716.802954][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.802969][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 716.802990][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 716.803004][ C1] ? nmi_handle+0xf7/0x370
[ 716.803020][ C1] ? check_preemption_disabled+0x63/0x110
[ 716.803035][ C1] ? default_do_nmi+0x62/0x150
[ 716.803050][ C1] ? exc_nmi+0xa8/0x100
[ 716.803063][ C1] ? end_repeat_nmi+0x16/0x31
[ 716.803079][ C1] ? check_preemption_disabled+0x63/0x110
[ 716.803096][ C1] ? check_preemption_disabled+0x63/0x110
[ 716.803112][ C1] ? check_preemption_disabled+0x63/0x110
[ 716.803127][ C1]
[ 716.803131][ C1]
[ 716.803137][ C1] lock_is_held_type+0xfd/0x180
[ 716.803153][ C1] ___might_sleep+0xf1/0x6a0
[ 716.803170][ C1] ? __might_sleep+0xc0/0xc0
[ 716.803184][ C1] ? rcu_lock_release+0x20/0x20
[ 716.803199][ C1] ? tcf_idr_check_alloc+0x97/0x380
[ 716.803214][ C1] ? __lock_acquire+0x1ff0/0x1ff0
[ 716.803228][ C1] __mutex_lock_common+0xd4/0x25a0
[ 716.803247][ C1] ? __mutex_unlock_slowpath+0x218/0x750
[ 716.803261][ C1] ? tcf_idr_check_alloc+0xa1/0x380
[ 716.803274][ C1] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 716.803288][ C1] ? mutex_lock_io_nested+0x60/0x60
[ 716.803305][ C1] ? __sanitizer_cov_trace_cmp8+0x80/0x80
[ 716.803321][ C1] ? radix_tree_lookup+0x234/0x280
[ 716.803336][ C1] mutex_lock_nested+0x17/0x20
[ 716.803350][ C1] tcf_idr_check_alloc+0xa1/0x380
[ 716.803365][ C1] tcf_police_init+0x294/0x17c0
[ 716.803378][ C1] ? netlink_rcv_skb+0x1cf/0x410
[ 716.803390][ C1] ? netlink_unicast+0x7b6/0x980
[ 716.803405][ C1] ? __se_sys_sendmsg+0x19a/0x260
[ 716.803424][ C1] ? tcf_police_search+0x40/0x40
[ 716.803445][ C1] ? tcf_action_init_1+0x226/0x7f0
[ 716.803458][ C1] ? nla_memcpy+0x56/0xb0
[ 716.803473][ C1] ? memcpy+0x3c/0x60
[ 716.803487][ C1] ? tcf_police_search+0x40/0x40
[ 716.803500][ C1] tcf_action_init_1+0x50f/0x7f0
[ 716.803517][ C1] ? tc_action_load_ops+0x550/0x550
[ 716.803531][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.803544][ C1] ? rcu_lock_release+0x5/0x20
[ 716.803565][ C1] tcf_action_init+0x2f3/0x750
[ 716.803580][ C1] ? tcf_action_init_1+0x7f0/0x7f0
[ 716.803613][ C1] ? apparmor_capable+0x12e/0x190
[ 716.803628][ C1] ? __nla_parse+0x3c/0x50
[ 716.803643][ C1] tc_ctl_action+0x49b/0xd00
[ 716.803660][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.803674][ C1] ? read_lock_is_recursive+0x10/0x10
[ 716.803706][ C1] ? tcf_free_cookie_rcu+0x40/0x40
[ 716.803720][ C1] rtnetlink_rcv_msg+0x993/0xee0
[ 716.803736][ C1] ? reacquire_held_locks+0x660/0x660
[ 716.803752][ C1] ? rtnetlink_bind+0x80/0x80
[ 716.803767][ C1] ? stack_trace_save+0x1c0/0x1c0
[ 716.803781][ C1] ? __kernel_text_address+0x94/0x100
[ 716.803798][ C1] ? unwind_get_return_address+0x49/0x80
[ 716.803814][ C1] ? reacquire_held_locks+0x660/0x660
[ 716.803832][ C1] ? arch_stack_walk+0xf3/0x140
[ 716.803849][ C1] ? mark_lock+0x98/0x340
[ 716.803863][ C1] ? mark_lock+0x98/0x340
[ 716.803876][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 716.803899][ C1] netlink_rcv_skb+0x1cf/0x410
[ 716.803912][ C1] ? rtnetlink_bind+0x80/0x80
[ 716.803927][ C1] ? netlink_ack+0xb10/0xb10
[ 716.803944][ C1] netlink_unicast+0x7b6/0x980
[ 716.803962][ C1] ? netlink_detachskb+0x90/0x90
[ 716.803977][ C1] ? __virt_addr_valid+0x39e/0x450
[ 716.803989][ C1] ? 0xffffffff81000000
[ 716.803999][ C1] ? __check_object_size+0x300/0x410
[ 716.804015][ C1] ? bpf_lsm_netlink_send+0x5/0x10
[ 716.804030][ C1] netlink_sendmsg+0xa30/0xd60
[ 716.804046][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.804060][ C1] ? aa_sock_msg_perm+0x91/0x150
[ 716.804075][ C1] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 716.804088][ C1] ? security_socket_sendmsg+0x7d/0xa0
[ 716.804101][ C1] ? netlink_getsockopt+0x5b0/0x5b0
[ 716.804115][ C1] ____sys_sendmsg+0x59e/0x8f0
[ 716.804130][ C1] ? iovec_from_user+0x300/0x390
[ 716.804148][ C1] ? __sys_sendmsg_sock+0x30/0x30
[ 716.804168][ C1] ___sys_sendmsg+0x252/0x2e0
[ 716.804185][ C1] ? __sys_sendmsg+0x260/0x260
[ 716.804200][ C1] ? __lock_acquire+0x1295/0x1ff0
[ 716.804223][ C1] ? __context_tracking_enter+0x5f/0x90
[ 716.804238][ C1] ? __context_tracking_exit+0x4c/0x80
[ 716.804254][ C1] ? __fdget+0x158/0x220
[ 716.804270][ C1] __se_sys_sendmsg+0x19a/0x260
[ 716.804285][ C1] ? __x64_sys_sendmsg+0x80/0x80
[ 716.804303][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.804318][ C1] ? lockdep_hardirqs_on+0x94/0x130
[ 716.804333][ C1] ? syscall_enter_from_user_mode+0x2e/0x240
[ 716.804350][ C1] do_syscall_64+0x3b/0xb0
[ 716.804363][ C1] ? clear_bhb_loop+0x15/0x70
[ 716.804376][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 716.804390][ C1] RIP: 0033:0x7f60532f9df9
[ 716.804403][ 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
[ 716.804414][ C1] RSP: 002b:00007ffcbffae548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 716.804428][ C1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f60532f9df9
[ 716.804437][ C1] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 716.804446][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 716.804454][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 716.804462][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 716.804475][ C1]
[ 716.804480][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.730 msecs
[ 716.821555][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 717.507596][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 717.515578][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 717.525642][ T27] Call Trace:
[ 717.528923][ T27]
[ 717.531855][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 717.536546][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 717.542265][ T27] ? panic+0x860/0x860
[ 717.546348][ T27] panic+0x318/0x860
[ 717.550242][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 717.555873][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.562030][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 717.567227][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 717.573378][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 717.579523][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 717.585676][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 717.591832][ T27] watchdog+0xeb0/0xeb0
[ 717.596169][ T27] kthread+0x3f6/0x4f0
[ 717.600233][ T27] ? hungtask_pm_notify+0x50/0x50
[ 717.605250][ T27] ? kthread_blkcg+0xd0/0xd0
[ 717.609836][ T27] ret_from_fork+0x1f/0x30
[ 717.614261][ T27]
[ 717.617492][ T27] Kernel Offset: disabled
[ 717.621818][ T27] Rebooting in 86400 seconds..