Warning: Permanently added '10.128.0.102' (ED25519) to the list of known hosts.
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[ 429.629842][ T26] INFO: task dhcpcd:3175 blocked for more than 143 seconds.
[ 429.637212][ T26] Not tainted 5.15.150-syzkaller #0
[ 429.643246][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 429.651961][ T26] task:dhcpcd state:D stack:23544 pid: 3175 ppid: 1 flags:0x00004202
[ 429.661206][ T26] Call Trace:
[ 429.664478][ T26]
[ 429.667408][ T26] __schedule+0x12c4/0x45b0
[ 429.672124][ T26] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 429.678126][ T26] ? print_irqtrace_events+0x210/0x210
[ 429.683611][ T26] ? do_raw_spin_unlock+0x137/0x8b0
[ 429.688804][ T26] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 429.694737][ T26] ? __sched_text_start+0x8/0x8
[ 429.699586][ T26] ? __might_sleep+0xc0/0xc0
[ 429.704242][ T26] ? __lock_acquire+0x1295/0x1ff0
[ 429.709264][ T26] ? prepare_to_wait_event+0x3aa/0x3e0
[ 429.714953][ T26] schedule+0x11b/0x1f0
[ 429.719115][ T26] wait_for_unix_gc+0x14e/0x210
[ 429.724068][ T26] ? bpf_iter_unix_seq_show+0x250/0x250
[ 429.729613][ T26] ? init_wait_entry+0xd0/0xd0
[ 429.734474][ T26] ? __might_sleep+0xc0/0xc0
[ 429.739090][ T26] unix_dgram_sendmsg+0x143/0x2090
[ 429.744277][ T26] ? unix_dgram_poll+0x6c0/0x6c0
[ 429.749228][ T26] ? mark_lock+0x98/0x340
[ 429.753597][ T26] ? aa_sock_msg_perm+0x91/0x150
[ 429.758611][ T26] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 429.764013][ T26] ? security_socket_sendmsg+0x7d/0xa0
[ 429.769567][ T26] ? unix_dgram_poll+0x6c0/0x6c0
[ 429.774568][ T26] sock_write_iter+0x39b/0x530
[ 429.779421][ T26] ? sock_read_iter+0x480/0x480
[ 429.784330][ T26] ? common_file_perm+0x17d/0x1d0
[ 429.789359][ T26] ? fsnotify_perm+0x67/0x5a0
[ 429.794170][ T26] ? iov_iter_init+0x4a/0x170
[ 429.798905][ T26] vfs_write+0xacf/0xe50
[ 429.803257][ T26] ? file_end_write+0x250/0x250
[ 429.808109][ T26] ? __secure_computing+0x370/0x370
[ 429.813443][ T26] ? read_lock_is_recursive+0x10/0x10
[ 429.818841][ T26] ? __fdget_pos+0x1e9/0x380
[ 429.823505][ T26] ksys_write+0x1a2/0x2c0
[ 429.827860][ T26] ? __ia32_sys_read+0x80/0x80
[ 429.832698][ T26] ? syscall_enter_from_user_mode+0xf5/0x230
[ 429.838757][ T26] do_syscall_64+0x3d/0xb0
[ 429.843263][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 429.849158][ T26] RIP: 0033:0x7f1a87534bf2
[ 429.853614][ T26] RSP: 002b:00007ffe01ed2ef8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 429.862046][ T26] RAX: ffffffffffffffda RBX: 00005638ca99adf0 RCX: 00007f1a87534bf2
[ 429.870049][ T26] RDX: 0000000000000047 RSI: 00007ffe01ed2f10 RDI: 0000000000000005
[ 429.878016][ T26] RBP: 00007ffe01ed2f10 R08: 0000000000000008 R09: 0000000000000036
[ 429.886008][ T26] R10: 0000000000000000 R11: 0000000000000246 R12: 00005638ca839efc
[ 429.894012][ T26] R13: 00007ffe01ed3340 R14: 00005638caa74bb0 R15: 0000000000000001
[ 429.902034][ T26]
[ 429.905060][ T26] INFO: task syz-executor296:3836 blocked for more than 143 seconds.
[ 429.913147][ T26] Not tainted 5.15.150-syzkaller #0
[ 429.918854][ T26] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 429.927574][ T26] task:syz-executor296 state:D stack:26232 pid: 3836 ppid: 3517 flags:0x00004006
[ 429.936881][ T26] Call Trace:
[ 429.940197][ T26]
[ 429.943134][ T26] __schedule+0x12c4/0x45b0
[ 429.947659][ T26] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 429.953706][ T26] ? print_irqtrace_events+0x210/0x210
[ 429.959165][ T26] ? do_raw_spin_unlock+0x137/0x8b0
[ 429.964400][ T26] ? _raw_spin_unlock_irqrestore+0x8b/0x130
[ 429.970471][ T26] ? __sched_text_start+0x8/0x8
[ 429.975391][ T26] ? __might_sleep+0xc0/0xc0
[ 429.980032][ T26] ? stack_trace_snprint+0xe0/0xe0
[ 429.985213][ T26] ? prepare_to_wait_event+0x3aa/0x3e0
[ 429.990836][ T26] schedule+0x11b/0x1f0
[ 429.995026][ T26] wait_for_unix_gc+0x14e/0x210
[ 429.999905][ T26] ? bpf_iter_unix_seq_show+0x250/0x250
[ 430.005465][ T26] ? init_wait_entry+0xd0/0xd0
[ 430.010279][ T26] unix_stream_sendmsg+0xc3/0x1070
[ 430.015399][ T26] ? aa_sk_perm+0x8fc/0xa30
[ 430.019962][ T26] ? unix_show_fdinfo+0xa0/0xa0
[ 430.024814][ T26] ? aa_sock_msg_perm+0x91/0x150
[ 430.029786][ T26] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 430.035063][ T26] ? security_socket_sendmsg+0x7d/0xa0
[ 430.040540][ T26] ? unix_show_fdinfo+0xa0/0xa0
[ 430.045386][ T26] ____sys_sendmsg+0x59e/0x8f0
[ 430.050182][ T26] ? iovec_from_user+0x300/0x390
[ 430.055125][ T26] ? __sys_sendmsg_sock+0x30/0x30
[ 430.060201][ T26] ___sys_sendmsg+0x252/0x2e0
[ 430.064875][ T26] ? __sys_sendmsg+0x260/0x260
[ 430.069636][ T26] ? __lock_acquire+0x1295/0x1ff0
[ 430.074716][ T26] ? __context_tracking_enter+0x5f/0x90
[ 430.080294][ T26] ? __context_tracking_exit+0x4c/0x80
[ 430.085750][ T26] ? __fdget+0x158/0x220
[ 430.090041][ T26] __se_sys_sendmsg+0x19a/0x260
[ 430.094891][ T26] ? __x64_sys_sendmsg+0x80/0x80
[ 430.099856][ T26] ? syscall_enter_from_user_mode+0x2e/0x230
[ 430.105829][ T26] ? lockdep_hardirqs_on+0x94/0x130
[ 430.111141][ T26] ? syscall_enter_from_user_mode+0x2e/0x230
[ 430.117158][ T26] do_syscall_64+0x3d/0xb0
[ 430.121599][ T26] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 430.127491][ T26] RIP: 0033:0x7f8e3c553ab9
[ 430.131933][ T26] RSP: 002b:00007ffd37365758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 430.140375][ T26] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8e3c553ab9
[ 430.148338][ T26] RDX: 0000000000044005 RSI: 0000000020000700 RDI: 0000000000000003
[ 430.156348][ T26] RBP: 0000000000023f87 R08: 0000000000000006 R09: 0000000000000006
[ 430.164334][ T26] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd3736576c
[ 430.172340][ T26] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001
[ 430.180348][ T26]
[ 430.183359][ T26]
[ 430.183359][ T26] Showing all locks held in the system:
[ 430.191099][ T26] 1 lock held by khungtaskd/26:
[ 430.195936][ T26] #0: ffffffff8c91f720 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 430.205322][ T26] 1 lock held by dhcpcd/3176:
[ 430.210021][ T26] 2 locks held by getty/3259:
[ 430.214684][ T26] #0: ffff888024b81098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 430.224566][ T26] #1: ffffc900024b32e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 430.234701][ T26]
[ 430.237016][ T26] =============================================
[ 430.237016][ T26]
[ 430.245525][ T26] NMI backtrace for cpu 0
[ 430.249836][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted 5.15.150-syzkaller #0
[ 430.257802][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 430.267928][ T26] Call Trace:
[ 430.271196][ T26]
[ 430.274206][ T26] dump_stack_lvl+0x1e3/0x2cb
[ 430.278888][ T26] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 430.284511][ T26] ? panic+0x84d/0x84d
[ 430.288572][ T26] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 430.293739][ T26] nmi_cpu_backtrace+0x46a/0x4a0
[ 430.298672][ T26] ? __wake_up_klogd+0xd5/0x100
[ 430.303527][ T26] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 430.309674][ T26] ? _printk+0xd1/0x111
[ 430.313819][ T26] ? panic+0x84d/0x84d
[ 430.317880][ T26] ? __wake_up_klogd+0xcc/0x100
[ 430.322720][ T26] ? panic+0x84d/0x84d
[ 430.326782][ T26] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 430.332885][ T26] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 430.338865][ T26] watchdog+0xe72/0xeb0
[ 430.343023][ T26] kthread+0x3f6/0x4f0
[ 430.347126][ T26] ? hungtask_pm_notify+0x50/0x50
[ 430.352141][ T26] ? kthread_blkcg+0xd0/0xd0
[ 430.356735][ T26] ret_from_fork+0x1f/0x30
[ 430.361166][ T26]
[ 430.364243][ T26] Sending NMI from CPU 0 to CPUs 1:
[ 430.369439][ C1] NMI backtrace for cpu 1
[ 430.369448][ C1] CPU: 1 PID: 3176 Comm: dhcpcd Not tainted 5.15.150-syzkaller #0
[ 430.369463][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 430.369470][ C1] RIP: 0010:unix_gc+0x10e7/0x13b0
[ 430.369489][ C1] Code: 00 74 08 48 89 df e8 08 27 d6 f8 48 c7 03 00 00 00 00 4c 89 f7 31 f6 e8 e7 4d 39 ff eb 05 e8 00 6a 8c f8 48 8b 1d c9 67 b9 04 <4c> 39 fb 74 07 e8 ef 69 8c f8 eb 88 e8 e8 69 8c f8 eb 05 e8 e1 69
[ 430.369500][ C1] RSP: 0018:ffffc90003267b00 EFLAGS: 00000293
[ 430.369512][ C1] RAX: ffffffff88f3cb90 RBX: ffff8880789aae58 RCX: ffff888022ee1dc0
[ 430.369523][ C1] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000
[ 430.369531][ C1] RBP: ffffc90003267c70 R08: ffffffff882d1a83 R09: ffffed10032bd7ac
[ 430.369541][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f1355ee
[ 430.369551][ C1] R13: ffffc90003267b60 R14: 0000000000000000 R15: ffffffff8dad3360
[ 430.369560][ C1] FS: 00007f1a8746a740(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
[ 430.369580][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 430.369590][ C1] CR2: 00005555564be6f8 CR3: 000000001f030000 CR4: 00000000003506e0
[ 430.369602][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 430.369610][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 430.369619][ C1] Call Trace:
[ 430.369624][ C1]
[ 430.369629][ C1] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 430.369645][ C1] ? read_lock_is_recursive+0x10/0x10
[ 430.369660][ C1] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 430.369675][ C1] ? unknown_nmi_error+0xd0/0xd0
[ 430.369752][ C1] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 430.369765][ C1] ? nmi_handle+0xf7/0x370
[ 430.369779][ C1] ? unix_gc+0x10e7/0x13b0
[ 430.369793][ C1] ? default_do_nmi+0x62/0x150
[ 430.369806][ C1] ? exc_nmi+0xab/0x120
[ 430.369818][ C1] ? end_repeat_nmi+0x16/0x31
[ 430.369853][ C1] ? kfree_skb_reason+0x113/0x170
[ 430.369872][ C1] ? unix_gc+0x10e0/0x13b0
[ 430.369885][ C1] ? unix_gc+0x10e7/0x13b0
[ 430.369899][ C1] ? unix_gc+0x10e7/0x13b0
[ 430.369913][ C1] ? unix_gc+0x10e7/0x13b0
[ 430.369927][ C1]
[ 430.369931][ C1]
[ 430.369937][ C1] ? wait_for_unix_gc+0x210/0x210
[ 430.369955][ C1] ? kmem_cache_free+0x146/0x1f0
[ 430.370004][ C1] ? __sk_destruct+0x57f/0x840
[ 430.370020][ C1] unix_release_sock+0x91c/0xaa0
[ 430.370037][ C1] ? unix_stream_read_sock+0x90/0x90
[ 430.370051][ C1] ? down_write+0x10e/0x170
[ 430.370063][ C1] ? down_read_killable+0x350/0x350
[ 430.370077][ C1] unix_release+0x88/0xc0
[ 430.370091][ C1] sock_close+0xcd/0x230
[ 430.370104][ C1] ? sock_mmap+0x90/0x90
[ 430.370117][ C1] __fput+0x3bf/0x890
[ 430.370136][ C1] task_work_run+0x129/0x1a0
[ 430.370153][ C1] exit_to_user_mode_loop+0x106/0x130
[ 430.370168][ C1] exit_to_user_mode_prepare+0xb1/0x140
[ 430.370181][ C1] syscall_exit_to_user_mode+0x5d/0x250
[ 430.370196][ C1] do_syscall_64+0x49/0xb0
[ 430.370211][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb
[ 430.370226][ C1] RIP: 0033:0x7f1a875350a8
[ 430.370240][ C1] Code: 48 8b 05 83 9d 0d 00 64 c7 00 16 00 00 00 83 c8 ff 48 83 c4 20 5b c3 64 8b 04 25 18 00 00 00 85 c0 75 20 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 5b 48 8b 15 51 9d 0d 00 f7 d8 64 89 02 48 83
[ 430.370250][ C1] RSP: 002b:00007ffe01eb3228 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 430.370265][ C1] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f1a875350a8
[ 430.370273][ C1] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000000c
[ 430.370281][ C1] RBP: 00007ffe01ed35d8 R08: 0000000000000007 R09: fe1ca33cfefcc7a5
[ 430.370290][ C1] R10: 0000000000004000 R11: 0000000000000246 R12: 00005638ca9bb550
[ 430.370299][ C1] R13: 00007ffe01ec3418 R14: 0000000000000148 R15: 0000000000000004
[ 430.370314][ C1]
[ 430.370435][ T26] Kernel panic - not syncing: hung_task: blocked tasks
[ 430.756085][ T26] CPU: 0 PID: 26 Comm: khungtaskd Not tainted 5.15.150-syzkaller #0
[ 430.764070][ T26] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 430.774124][ T26] Call Trace:
[ 430.777396][ T26]
[ 430.780319][ T26] dump_stack_lvl+0x1e3/0x2cb
[ 430.785089][ T26] ? io_uring_drop_tctx_refs+0x19d/0x19d
[ 430.790718][ T26] ? panic+0x84d/0x84d
[ 430.794790][ T26] panic+0x318/0x84d
[ 430.798680][ T26] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 430.804829][ T26] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 430.810978][ T26] ? fb_is_primary_device+0xcc/0xcc
[ 430.816173][ T26] ? __irq_work_queue_local+0x122/0x180
[ 430.821775][ T26] ? irq_work_queue+0xc6/0x150
[ 430.826539][ T26] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 430.832604][ T26] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 430.838664][ T26] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 430.844722][ T26] ? nmi_trigger_cpumask_backtrace+0x22a/0x2a0
[ 430.850872][ T26] watchdog+0xeb0/0xeb0
[ 430.855035][ T26] kthread+0x3f6/0x4f0
[ 430.859107][ T26] ? hungtask_pm_notify+0x50/0x50
[ 430.864123][ T26] ? kthread_blkcg+0xd0/0xd0
[ 430.868706][ T26] ret_from_fork+0x1f/0x30
[ 430.873130][ T26]
[ 430.876381][ T26] Kernel Offset: disabled
[ 430.880692][ T26] Rebooting in 86400 seconds..