Warning: Permanently added '10.128.1.189' (ED25519) to the list of known hosts.
executing program
[ 573.166813][ T27] INFO: task kworker/1:2:1066 blocked for more than 143 seconds.
[ 573.174676][ T27] Not tainted 5.15.159-syzkaller #0
[ 573.180770][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.189670][ T27] task:kworker/1:2 state:D stack:24800 pid: 1066 ppid: 2 flags:0x00004000
[ 573.199105][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.205578][ T27] Call Trace:
[ 573.209162][ T27]
[ 573.212117][ T27] __schedule+0x12c4/0x45b0
[ 573.216950][ T27] ? mark_lock+0x98/0x340
[ 573.221358][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.227618][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.233535][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.239313][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.244537][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.250060][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.255334][ T27] schedule+0x11b/0x1f0
[ 573.259711][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.265102][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.270583][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.275721][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.281196][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.287436][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.292916][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.299047][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.304282][ T27] mutex_lock_nested+0x17/0x20
[ 573.309317][ T27] addrconf_verify_work+0xa/0x20
[ 573.314275][ T27] process_one_work+0x8a1/0x10c0
[ 573.319507][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.325164][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.330996][ T27] ? kthread_data+0x4e/0xc0
[ 573.335565][ T27] ? wq_worker_running+0x97/0x170
[ 573.340818][ T27] worker_thread+0xaca/0x1280
[ 573.345542][ T27] kthread+0x3f6/0x4f0
[ 573.349870][ T27] ? rcu_lock_release+0x20/0x20
[ 573.354738][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.359584][ T27] ret_from_fork+0x1f/0x30
[ 573.364171][ T27]
[ 573.367631][ T27]
[ 573.367631][ T27] Showing all locks held in the system:
[ 573.375355][ T27] 1 lock held by khungtaskd/27:
[ 573.380461][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.390063][ T27] 3 locks held by kworker/1:2/1066:
[ 573.395271][ T27] #0: ffff88814abe5538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.406596][ T27] #1: ffffc9000440fd20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.417167][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.426965][ T27] 2 locks held by getty/3261:
[ 573.431654][ T27] #0: ffff888024d0e098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.441739][ T27] #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.452038][ T27] 1 lock held by syz-executor202/3531:
[ 573.457661][ T27]
[ 573.459991][ T27] =============================================
[ 573.459991][ T27]
[ 573.468718][ T27] NMI backtrace for cpu 1
[ 573.473058][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.159-syzkaller #0
[ 573.481047][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.491114][ T27] Call Trace:
[ 573.494399][ T27]
[ 573.497334][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.502026][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.507671][ T27] ? panic+0x860/0x860
[ 573.511812][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.516993][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.521940][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.526807][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.532983][ T27] ? _printk+0xd1/0x120
[ 573.537152][ T27] ? panic+0x860/0x860
[ 573.541234][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.546095][ T27] ? panic+0x860/0x860
[ 573.550178][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.555294][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.561395][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.567392][ T27] watchdog+0xe72/0xeb0
[ 573.571609][ T27] kthread+0x3f6/0x4f0
[ 573.575683][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.580733][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.585335][ T27] ret_from_fork+0x1f/0x30
[ 573.589777][ T27]
[ 573.592878][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.598112][ C0] NMI backtrace for cpu 0
[ 573.598122][ C0] CPU: 0 PID: 3531 Comm: syz-executor202 Not tainted 5.15.159-syzkaller #0
[ 573.598139][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.598148][ C0] RIP: 0010:mark_lock+0xa/0x340
[ 573.598178][ C0] Code: c1 03 38 c1 0f 8c 73 ff ff ff 4c 89 ff e8 2e 12 67 00 e9 66 ff ff ff e8 04 e5 ba 08 0f 1f 40 00 55 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
[ 573.598191][ C0] RSP: 0018:ffffc90002ef6448 EFLAGS: 00000002
[ 573.598205][ C0] RAX: 0000000000000001 RBX: ffff88807e7ee458 RCX: ffffffff81631938
[ 573.598216][ C0] RDX: 0000000000000008 RSI: ffff88807e7ee458 RDI: ffff88807e7ed940
[ 573.598227][ C0] RBP: ffff88807e7ed940 R08: dffffc0000000000 R09: fffffbfff1f7f032
[ 573.598239][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
[ 573.598249][ C0] R13: ffff88807e7ee428 R14: 0000000000000001 R15: ffff88807e7ee478
[ 573.598260][ C0] FS: 0000555556438380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.598274][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.598285][ C0] CR2: 00007ffda39b32b8 CR3: 00000000783ea000 CR4: 00000000003506f0
[ 573.598299][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.598308][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.598317][ C0] Call Trace:
[ 573.598340][ C0]
[ 573.598346][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.598364][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.598381][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.598405][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.598422][ C0] ? nmi_handle+0xf7/0x370
[ 573.598503][ C0] ? mark_lock+0xa/0x340
[ 573.598517][ C0] ? default_do_nmi+0x62/0x150
[ 573.598536][ C0] ? exc_nmi+0xa8/0x100
[ 573.598551][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.598570][ C0] ? mark_lock+0x98/0x340
[ 573.598585][ C0] ? mark_lock+0xa/0x340
[ 573.598599][ C0] ? mark_lock+0xa/0x340
[ 573.598614][ C0] ? mark_lock+0xa/0x340
[ 573.598629][ C0]
[ 573.598633][ C0]
[ 573.598639][ C0] __lock_acquire+0xc97/0x1ff0
[ 573.598660][ C0] lock_acquire+0x1db/0x4f0
[ 573.598675][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.598738][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.598755][ C0] ? __might_sleep+0xc0/0xc0
[ 573.598809][ C0] ? rcu_lock_release+0x20/0x20
[ 573.598827][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.598843][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.598859][ C0] __mutex_lock_common+0x1da/0x25a0
[ 573.598877][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.598896][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.598914][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.598930][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.598956][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.598974][ C0] mutex_lock_nested+0x17/0x20
[ 573.598990][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.599008][ C0] tcf_police_init+0x294/0x17c0
[ 573.599024][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.599059][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.599095][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.599161][ C0] ? tcf_police_search+0x40/0x40
[ 573.599185][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.599200][ C0] ? nla_memcpy+0x56/0xb0
[ 573.599240][ C0] ? memcpy+0x3c/0x60
[ 573.599275][ C0] ? tcf_police_search+0x40/0x40
[ 573.599291][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.599311][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.599327][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.599342][ C0] ? rcu_lock_release+0x5/0x20
[ 573.599366][ C0] tcf_action_init+0x2f3/0x750
[ 573.599385][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.599411][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.599437][ C0] ? apparmor_capable+0x12e/0x190
[ 573.599481][ C0] ? __nla_parse+0x3c/0x50
[ 573.599499][ C0] tc_ctl_action+0x49b/0xd00
[ 573.599519][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.599536][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.599573][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.599590][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.599630][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.599649][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.599666][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.599697][ C0] ? __kernel_text_address+0x94/0x100
[ 573.599729][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.599753][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.599768][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.599791][ C0] ? mark_lock+0x98/0x340
[ 573.599807][ C0] ? mark_lock+0x98/0x340
[ 573.599823][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.599849][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.599864][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.599882][ C0] ? netlink_ack+0xb10/0xb10
[ 573.599901][ C0] netlink_unicast+0x7b6/0x980
[ 573.599922][ C0] ? netlink_detachskb+0x90/0x90
[ 573.599939][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.599975][ C0] ? 0xffffffff81000000
[ 573.599986][ C0] ? __check_object_size+0x300/0x410
[ 573.600033][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.600080][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.600100][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.600115][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.600132][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.600147][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.600178][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.600194][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.600211][ C0] ? iovec_from_user+0x300/0x390
[ 573.600260][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.600283][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.600302][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.600320][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.600346][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.600365][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.600383][ C0] ? __fdget+0x158/0x220
[ 573.600415][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.600434][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.600455][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.600474][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.600492][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.600511][ C0] do_syscall_64+0x3b/0xb0
[ 573.600526][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.600541][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.600557][ C0] RIP: 0033:0x7fce9a541df9
[ 573.600576][ 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
[ 573.600589][ C0] RSP: 002b:00007fff8059c748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.600605][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fce9a541df9
[ 573.600616][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.600626][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.600635][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.600644][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.600658][ C0]
[ 573.600665][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.552 msecs
[ 573.936708][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.307473][ T27] CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.159-syzkaller #0
[ 574.315465][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 574.325531][ T27] Call Trace:
[ 574.328829][ T27]
[ 574.331779][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.336477][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.342127][ T27] ? panic+0x860/0x860
[ 574.346228][ T27] panic+0x318/0x860
[ 574.350142][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.355795][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.361968][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.367185][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.373266][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.379446][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.385723][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.391905][ T27] watchdog+0xeb0/0xeb0
[ 574.396200][ T27] kthread+0x3f6/0x4f0
[ 574.400291][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.405347][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.409949][ T27] ret_from_fork+0x1f/0x30
[ 574.414393][ T27]
[ 574.417675][ T27] Kernel Offset: disabled
[ 574.421997][ T27] Rebooting in 86400 seconds..