Warning: Permanently added '10.128.0.102' (ED25519) to the list of known hosts.
executing program
[ 572.973116][ T27] INFO: task kworker/1:2:2665 blocked for more than 143 seconds.
[ 572.980967][ T27] Not tainted 5.15.161-syzkaller #0
[ 572.987825][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 572.996791][ T27] task:kworker/1:2 state:D stack:25248 pid: 2665 ppid: 2 flags:0x00004000
[ 573.006235][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.012504][ T27] Call Trace:
[ 573.016130][ T27]
[ 573.019061][ T27] __schedule+0x12c4/0x45b0
[ 573.023953][ T27] ? mark_lock+0x98/0x340
[ 573.028285][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.034662][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.040555][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.046785][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.051995][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.057533][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.062737][ T27] schedule+0x11b/0x1f0
[ 573.067252][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.072623][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.078150][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.083459][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.088654][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.094973][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.100428][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.106631][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.111834][ T27] mutex_lock_nested+0x17/0x20
[ 573.117002][ T27] addrconf_verify_work+0xa/0x20
[ 573.121943][ T27] process_one_work+0x8a1/0x10c0
[ 573.127188][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.132823][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.138718][ T27] ? kthread_data+0x4e/0xc0
[ 573.143508][ T27] ? wq_worker_running+0x97/0x170
[ 573.148551][ T27] worker_thread+0xaca/0x1280
[ 573.153631][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.159553][ T27] kthread+0x3f6/0x4f0
[ 573.163951][ T27] ? rcu_lock_release+0x20/0x20
[ 573.168810][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.173740][ T27] ret_from_fork+0x1f/0x30
[ 573.178172][ T27]
[ 573.181249][ T27]
[ 573.181249][ T27] Showing all locks held in the system:
[ 573.189444][ T27] 1 lock held by khungtaskd/27:
[ 573.194499][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.204099][ T27] 3 locks held by kworker/1:2/2665:
[ 573.209325][ T27] #0: ffff88814ae76938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.220817][ T27] #1: ffffc9000afcfd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.231535][ T27] #2: ffffffff8d9e8348 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.241275][ T27] 2 locks held by getty/3257:
[ 573.246220][ T27] #0: ffff888024066098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.256308][ T27] #1: ffffc9000209b2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.266660][ T27] 1 lock held by syz-executor280/3523:
[ 573.272114][ T27]
[ 573.274761][ T27] =============================================
[ 573.274761][ T27]
[ 573.283469][ T27] NMI backtrace for cpu 1
[ 573.287799][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 573.295770][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.306161][ T27] Call Trace:
[ 573.309431][ T27]
[ 573.312356][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.317030][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.322658][ T27] ? panic+0x860/0x860
[ 573.326728][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.331840][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.336767][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.341615][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.347760][ T27] ? _printk+0xd1/0x120
[ 573.351913][ T27] ? panic+0x860/0x860
[ 573.355975][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.360817][ T27] ? panic+0x860/0x860
[ 573.364880][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.369910][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.375969][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.381946][ T27] watchdog+0xe72/0xeb0
[ 573.386106][ T27] kthread+0x3f6/0x4f0
[ 573.390258][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.395274][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.399869][ T27] ret_from_fork+0x1f/0x30
[ 573.404310][ T27]
[ 573.407488][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.412699][ C0] NMI backtrace for cpu 0
[ 573.412716][ C0] CPU: 0 PID: 3523 Comm: syz-executor280 Not tainted 5.15.161-syzkaller #0
[ 573.412731][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 573.412741][ C0] RIP: 0010:lock_is_held_type+0x91/0x180
[ 573.412761][ C0] Code: 24 24 fa 48 c7 c7 00 38 8b 8a e8 0a 12 00 00 65 ff 05 c3 38 e4 75 41 83 bd e8 0a 00 00 00 7e 47 4c 89 ed 48 81 c5 f0 0a 00 00 <31> db 48 83 fb 31 73 24 48 89 ef 4c 89 fe e8 fc 01 00 00 85 c0 75
[ 573.412772][ C0] RSP: 0018:ffffc90000d26558 EFLAGS: 00000086
[ 573.412785][ C0] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff8880789e5940
[ 573.412795][ C0] RDX: 0000000000000000 RSI: ffffffff8a8b3800 RDI: ffffffff8ad8f740
[ 573.412805][ C0] RBP: ffff8880789e6430 R08: dffffc0000000000 R09: ffffc90000d26780
[ 573.412815][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246
[ 573.412824][ C0] R13: ffff8880789e5940 R14: 00000000ffffffff R15: ffffffff8c91fb40
[ 573.412833][ C0] FS: 00005555572ae380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.412846][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.412856][ C0] CR2: 00007ffc40356f60 CR3: 000000001c442000 CR4: 00000000003506f0
[ 573.412868][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.412876][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.412884][ C0] Call Trace:
[ 573.412889][ C0]
[ 573.412894][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.412912][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.412928][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.412947][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.412961][ C0] ? nmi_handle+0xf7/0x370
[ 573.412976][ C0] ? lock_is_held_type+0x91/0x180
[ 573.412990][ C0] ? default_do_nmi+0x62/0x150
[ 573.413004][ C0] ? exc_nmi+0xa8/0x100
[ 573.413017][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.413033][ C0] ? lock_is_held_type+0x91/0x180
[ 573.413048][ C0] ? lock_is_held_type+0x91/0x180
[ 573.413062][ C0] ? lock_is_held_type+0x91/0x180
[ 573.413076][ C0]
[ 573.413080][ C0]
[ 573.413086][ C0] ___might_sleep+0xa2/0x6a0
[ 573.413102][ C0] ? __might_sleep+0xc0/0xc0
[ 573.413115][ C0] ? rcu_lock_release+0x20/0x20
[ 573.413129][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.413143][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.413156][ C0] __mutex_lock_common+0xd4/0x25a0
[ 573.413172][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.413188][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.413201][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.413215][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.413232][ C0] ? tcf_idr_check_alloc+0xba/0x380
[ 573.413244][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.413259][ C0] mutex_lock_nested+0x17/0x20
[ 573.413272][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.413287][ C0] tcf_police_init+0x294/0x17c0
[ 573.413299][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.413311][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.413326][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.413344][ C0] ? tcf_police_search+0x40/0x40
[ 573.413364][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.413377][ C0] ? nla_memcpy+0x56/0xb0
[ 573.413392][ C0] ? memcpy+0x3c/0x60
[ 573.413407][ C0] ? tcf_police_search+0x40/0x40
[ 573.413420][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.413436][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.413449][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.413462][ C0] ? rcu_lock_release+0x5/0x20
[ 573.413482][ C0] tcf_action_init+0x2f3/0x750
[ 573.413496][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.413517][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.413539][ C0] ? apparmor_capable+0x12e/0x190
[ 573.413554][ C0] ? __nla_parse+0x3c/0x50
[ 573.413568][ C0] tc_ctl_action+0x49b/0xd00
[ 573.413585][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.413598][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.413634][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.413648][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.413668][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.413683][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.413697][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.413711][ C0] ? __kernel_text_address+0x94/0x100
[ 573.413728][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.413743][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.413756][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.413771][ C0] ? mark_lock+0x98/0x340
[ 573.413784][ C0] ? mark_lock+0x98/0x340
[ 573.413797][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.413818][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.413831][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.413846][ C0] ? netlink_ack+0xb10/0xb10
[ 573.413862][ C0] netlink_unicast+0x7b6/0x980
[ 573.413879][ C0] ? netlink_detachskb+0x90/0x90
[ 573.413893][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.413905][ C0] ? 0xffffffff81000000
[ 573.413915][ C0] ? __check_object_size+0x300/0x410
[ 573.413930][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.413944][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.413960][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.413973][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.413987][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.413999][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.414013][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.414026][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.414040][ C0] ? iovec_from_user+0x300/0x390
[ 573.414057][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.414076][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.414091][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.414106][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.414128][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.414143][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.414158][ C0] ? __fdget+0x158/0x220
[ 573.414173][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.414188][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.414205][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.414220][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.414234][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.414250][ C0] do_syscall_64+0x3b/0xb0
[ 573.414262][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.414275][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.414289][ C0] RIP: 0033:0x7fcffff1ddf9
[ 573.414301][ 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
[ 573.414311][ C0] RSP: 002b:00007ffcd67bde58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.414325][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcffff1ddf9
[ 573.414335][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.414343][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.414351][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.414360][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.414372][ C0]
[ 573.414382][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.678 msecs
[ 573.426820][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.103707][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.161-syzkaller #0
[ 574.111678][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
[ 574.121721][ T27] Call Trace:
[ 574.124989][ T27]
[ 574.127961][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.132636][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.138259][ T27] ? panic+0x860/0x860
[ 574.142342][ T27] panic+0x318/0x860
[ 574.146230][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.151864][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.158016][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.163211][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.169282][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.175446][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.181607][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.187763][ T27] watchdog+0xeb0/0xeb0
[ 574.191933][ T27] kthread+0x3f6/0x4f0
[ 574.195999][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.201022][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.205607][ T27] ret_from_fork+0x1f/0x30
[ 574.210029][ T27]
[ 574.213227][ T27] Kernel Offset: disabled
[ 574.217547][ T27] Rebooting in 86400 seconds..