Warning: Permanently added '10.128.0.80' (ED25519) to the list of known hosts.
executing program
[ 573.144757][ T27] INFO: task kworker/0:0:7 blocked for more than 143 seconds.
[ 573.152370][ T27] Not tainted 5.15.159-syzkaller #0
[ 573.159530][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 573.169434][ T27] task:kworker/0:0 state:D stack:24696 pid: 7 ppid: 2 flags:0x00004000
[ 573.178970][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 573.185726][ T27] Call Trace:
[ 573.189019][ T27]
[ 573.191966][ T27] __schedule+0x12c4/0x45b0
[ 573.197059][ T27] ? mark_lock+0x98/0x340
[ 573.201463][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.207923][ T27] ? release_firmware_map_entry+0x190/0x190
[ 573.213843][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 573.219744][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.225247][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.230516][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.236175][ T27] schedule+0x11b/0x1f0
[ 573.240353][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.246127][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.251364][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.256977][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.262217][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.268731][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.274222][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.280849][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.286515][ T27] mutex_lock_nested+0x17/0x20
[ 573.291331][ T27] addrconf_verify_work+0xa/0x20
[ 573.296803][ T27] process_one_work+0x8a1/0x10c0
[ 573.301853][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.308086][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.313824][ T27] ? kthread_data+0x4e/0xc0
[ 573.318914][ T27] ? wq_worker_running+0x97/0x170
[ 573.324132][ T27] worker_thread+0xaca/0x1280
[ 573.329639][ T27] kthread+0x3f6/0x4f0
[ 573.333763][ T27] ? rcu_lock_release+0x20/0x20
[ 573.339030][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.343740][ T27] ret_from_fork+0x1f/0x30
[ 573.348648][ T27]
[ 573.351876][ T27]
[ 573.351876][ T27] Showing all locks held in the system:
[ 573.360085][ T27] 3 locks held by kworker/0:0/7:
[ 573.365322][ T27] #0: ffff88814ac37138 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.377004][ T27] #1: ffffc90000cc7d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.387975][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.399094][ T27] 1 lock held by khungtaskd/27:
[ 573.404056][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.414593][ T27] 2 locks held by getty/3260:
[ 573.419507][ T27] #0: ffff88807f088098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.429747][ T27] #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.440142][ T27] 1 lock held by syz-executor387/3528:
[ 573.445853][ T27]
[ 573.448185][ T27] =============================================
[ 573.448185][ T27]
[ 573.457014][ T27] NMI backtrace for cpu 1
[ 573.462349][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.159-syzkaller #0
[ 573.470346][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.480496][ T27] Call Trace:
[ 573.483798][ T27]
[ 573.486741][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.491437][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.497173][ T27] ? panic+0x860/0x860
[ 573.501323][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.506711][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.511662][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.516551][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.522719][ T27] ? _printk+0xd1/0x120
[ 573.526899][ T27] ? panic+0x860/0x860
[ 573.530986][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.535849][ T27] ? panic+0x860/0x860
[ 573.539934][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.545179][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.551416][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.557428][ T27] watchdog+0xe72/0xeb0
[ 573.561769][ T27] kthread+0x3f6/0x4f0
[ 573.566048][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.571198][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.575898][ T27] ret_from_fork+0x1f/0x30
[ 573.580347][ T27]
[ 573.583480][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.588842][ C0] NMI backtrace for cpu 0
[ 573.588852][ C0] CPU: 0 PID: 3528 Comm: syz-executor387 Not tainted 5.15.159-syzkaller #0
[ 573.588869][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.588879][ C0] RIP: 0010:__lock_acquire+0x1211/0x1ff0
[ 573.588900][ C0] Code: 00 00 41 8b 1f 81 e3 ff 1f 00 00 89 d8 c1 e8 06 48 8d 3c c5 c0 80 bf 8f be 08 00 00 00 e8 87 68 67 00 48 0f a3 1d df bc 5c 0e <73> 1b 48 8d 04 5b 48 c1 e0 06 48 8d 98 c0 df 8e 8f 48 ba 00 00 00
[ 573.588913][ C0] RSP: 0018:ffffc90002d76480 EFLAGS: 00000057
[ 573.588928][ C0] RAX: 0000000000000001 RBX: 0000000000000669 RCX: ffffffff8162c3d9
[ 573.588939][ C0] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8fbf8188
[ 573.588950][ C0] RBP: 83e8343fbcdf6e0b R08: dffffc0000000000 R09: fffffbfff1f7f032
[ 573.588962][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
[ 573.588972][ C0] R13: ffff888024370ae8 R14: ffff888024370000 R15: ffff888024370b38
[ 573.588985][ C0] FS: 0000555557262380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.589000][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.589011][ C0] CR2: 000055fa3d505680 CR3: 0000000022f27000 CR4: 00000000003506f0
[ 573.589025][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.589035][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.589044][ C0] Call Trace:
[ 573.589051][ C0]
[ 573.589056][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.589075][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.589092][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.589117][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.589134][ C0] ? nmi_handle+0xf7/0x370
[ 573.589237][ C0] ? __lock_acquire+0x1211/0x1ff0
[ 573.589252][ C0] ? default_do_nmi+0x62/0x150
[ 573.589270][ C0] ? exc_nmi+0xa8/0x100
[ 573.589286][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.589305][ C0] ? __lock_acquire+0x1209/0x1ff0
[ 573.589320][ C0] ? __lock_acquire+0x1211/0x1ff0
[ 573.589336][ C0] ? __lock_acquire+0x1211/0x1ff0
[ 573.589352][ C0] ? __lock_acquire+0x1211/0x1ff0
[ 573.589367][ C0]
[ 573.589371][ C0]
[ 573.589382][ C0] lock_acquire+0x1db/0x4f0
[ 573.589397][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.589469][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.589486][ C0] ? __might_sleep+0xc0/0xc0
[ 573.589539][ C0] ? rcu_lock_release+0x20/0x20
[ 573.589558][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.589574][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.589590][ C0] __mutex_lock_common+0x1da/0x25a0
[ 573.589609][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.589628][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.589646][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.589661][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.589678][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.589704][ C0] ? __sanitizer_cov_trace_const_cmp8+0x30/0x80
[ 573.589725][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.589743][ C0] mutex_lock_nested+0x17/0x20
[ 573.589760][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.589777][ C0] tcf_police_init+0x294/0x17c0
[ 573.589793][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.589838][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.589873][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.589943][ C0] ? tcf_police_search+0x40/0x40
[ 573.589968][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.589985][ C0] ? nla_memcpy+0x56/0xb0
[ 573.590026][ C0] ? memcpy+0x3c/0x60
[ 573.590061][ C0] ? tcf_police_search+0x40/0x40
[ 573.590077][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.590098][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.590114][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.590131][ C0] ? rcu_lock_release+0x5/0x20
[ 573.590155][ C0] tcf_action_init+0x2f3/0x750
[ 573.590175][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.590202][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.590230][ C0] ? apparmor_capable+0x12e/0x190
[ 573.590276][ C0] ? __nla_parse+0x3c/0x50
[ 573.590294][ C0] tc_ctl_action+0x49b/0xd00
[ 573.590315][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.590332][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.590370][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.590388][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.590430][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.590450][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.590468][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.590507][ C0] ? __kernel_text_address+0x94/0x100
[ 573.590527][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.590552][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.590568][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.590593][ C0] ? mark_lock+0x98/0x340
[ 573.590611][ C0] ? mark_lock+0x98/0x340
[ 573.590627][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.590655][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.590671][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.590690][ C0] ? netlink_ack+0xb10/0xb10
[ 573.590717][ C0] netlink_unicast+0x7b6/0x980
[ 573.590739][ C0] ? netlink_detachskb+0x90/0x90
[ 573.590758][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.590793][ C0] ? 0xffffffff81000000
[ 573.590805][ C0] ? __check_object_size+0x300/0x410
[ 573.590858][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.590907][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.590927][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.590943][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.590961][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.590976][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.591008][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.591024][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.591043][ C0] ? iovec_from_user+0x300/0x390
[ 573.591097][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.591121][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.591141][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.591160][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.591186][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.591206][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.591225][ C0] ? __fdget+0x158/0x220
[ 573.591259][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.591278][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.591300][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.591319][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.591337][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.591357][ C0] do_syscall_64+0x3b/0xb0
[ 573.591373][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.591389][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.591406][ C0] RIP: 0033:0x7f8f5d42bdf9
[ 573.591426][ 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
[ 573.591439][ C0] RSP: 002b:00007ffd12600738 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.591457][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8f5d42bdf9
[ 573.591468][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.591478][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.591487][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.591497][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.591512][ C0]
[ 573.591519][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.676 msecs
[ 573.608519][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.329891][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.159-syzkaller #0
[ 574.337893][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 574.348145][ T27] Call Trace:
[ 574.351437][ T27]
[ 574.354374][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.359072][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.364721][ T27] ? panic+0x860/0x860
[ 574.368816][ T27] panic+0x318/0x860
[ 574.372726][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.378375][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.384543][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.389756][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.395838][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.402004][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.408176][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.414345][ T27] watchdog+0xeb0/0xeb0
[ 574.418524][ T27] kthread+0x3f6/0x4f0
[ 574.422635][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.427669][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.432272][ T27] ret_from_fork+0x1f/0x30
[ 574.436713][ T27]
[ 574.439907][ T27] Kernel Offset: disabled
[ 574.444236][ T27] Rebooting in 86400 seconds..