Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 429.610696][ T27] INFO: task dhcpcd:3173 blocked for more than 143 seconds. [ 429.618198][ T27] Not tainted 5.15.149-syzkaller #0 [ 429.624433][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.633260][ T27] task:dhcpcd state:D stack:23544 pid: 3173 ppid: 1 flags:0x00004202 [ 429.642528][ T27] Call Trace: [ 429.645821][ T27] [ 429.648764][ T27] __schedule+0x12c4/0x45b0 [ 429.653438][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 429.659467][ T27] ? print_irqtrace_events+0x210/0x210 [ 429.664970][ T27] ? do_raw_spin_unlock+0x137/0x8b0 [ 429.670183][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 429.676165][ T27] ? __sched_text_start+0x8/0x8 [ 429.681140][ T27] ? __might_sleep+0xc0/0xc0 [ 429.685777][ T27] ? __lock_acquire+0x1295/0x1ff0 [ 429.690854][ T27] ? prepare_to_wait_event+0x3aa/0x3e0 [ 429.696356][ T27] schedule+0x11b/0x1f0 [ 429.700554][ T27] wait_for_unix_gc+0x14e/0x210 [ 429.705487][ T27] ? bpf_iter_unix_seq_show+0x250/0x250 [ 429.711079][ T27] ? init_wait_entry+0xd0/0xd0 [ 429.715868][ T27] ? __might_sleep+0xc0/0xc0 [ 429.720509][ T27] unix_dgram_sendmsg+0x143/0x2090 [ 429.725663][ T27] ? unix_dgram_poll+0x6c0/0x6c0 [ 429.730654][ T27] ? mark_lock+0x98/0x340 [ 429.734998][ T27] ? aa_sock_msg_perm+0x91/0x150 [ 429.740013][ T27] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 429.745372][ T27] ? security_socket_sendmsg+0x7d/0xa0 [ 429.750921][ T27] ? unix_dgram_poll+0x6c0/0x6c0 [ 429.755868][ T27] sock_write_iter+0x39b/0x530 [ 429.760731][ T27] ? sock_read_iter+0x480/0x480 [ 429.765606][ T27] ? common_file_perm+0x17d/0x1d0 [ 429.770687][ T27] ? fsnotify_perm+0x67/0x5a0 [ 429.775375][ T27] ? iov_iter_init+0x4a/0x170 [ 429.780090][ T27] vfs_write+0xacf/0xe50 [ 429.784406][ T27] ? file_end_write+0x250/0x250 [ 429.789273][ T27] ? __secure_computing+0x370/0x370 [ 429.794555][ T27] ? read_lock_is_recursive+0x10/0x10 [ 429.799952][ T27] ? __fdget_pos+0x1e9/0x380 [ 429.804650][ T27] ksys_write+0x1a2/0x2c0 [ 429.809002][ T27] ? __ia32_sys_read+0x80/0x80 [ 429.813923][ T27] ? syscall_enter_from_user_mode+0xf5/0x230 [ 429.819947][ T27] do_syscall_64+0x3d/0xb0 [ 429.824406][ T27] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 429.830315][ T27] RIP: 0033:0x7fc5e5c02bf2 [ 429.834765][ T27] RSP: 002b:00007ffc386dc8b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 429.843219][ T27] RAX: ffffffffffffffda RBX: 0000562ca6f7bcf0 RCX: 00007fc5e5c02bf2 [ 429.851241][ T27] RDX: 0000000000000047 RSI: 00007ffc386dc8d0 RDI: 0000000000000005 [ 429.859231][ T27] RBP: 00007ffc386dc8d0 R08: 0000000000000008 R09: 0000000000000036 [ 429.867240][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562ca65c9efc [ 429.875246][ T27] R13: 00007ffc386dcd00 R14: 0000562ca700f380 R15: 0000000000000001 [ 429.883270][ T27] [ 429.886325][ T27] INFO: task syz-executor127:6884 blocked for more than 143 seconds. [ 429.894414][ T27] Not tainted 5.15.149-syzkaller #0 [ 429.900128][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 429.908818][ T27] task:syz-executor127 state:D stack:26624 pid: 6884 ppid: 3515 flags:0x00004006 [ 429.918076][ T27] Call Trace: [ 429.921386][ T27] [ 429.924324][ T27] __schedule+0x12c4/0x45b0 [ 429.928852][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 429.934875][ T27] ? print_irqtrace_events+0x210/0x210 [ 429.940346][ T27] ? do_raw_spin_unlock+0x137/0x8b0 [ 429.945585][ T27] ? _raw_spin_unlock_irqrestore+0x8b/0x130 [ 429.951527][ T27] ? __sched_text_start+0x8/0x8 [ 429.956389][ T27] ? __might_sleep+0xc0/0xc0 [ 429.961031][ T27] ? stack_trace_snprint+0xe0/0xe0 [ 429.966232][ T27] ? prepare_to_wait_event+0x3aa/0x3e0 [ 429.971767][ T27] schedule+0x11b/0x1f0 [ 429.975937][ T27] wait_for_unix_gc+0x14e/0x210 [ 429.980833][ T27] ? bpf_iter_unix_seq_show+0x250/0x250 [ 429.986395][ T27] ? init_wait_entry+0xd0/0xd0 [ 429.991249][ T27] unix_stream_sendmsg+0xc3/0x1070 [ 429.996481][ T27] ? aa_sk_perm+0x8fc/0xa30 [ 430.001095][ T27] ? unix_show_fdinfo+0xa0/0xa0 [ 430.005977][ T27] ? aa_sock_msg_perm+0x91/0x150 [ 430.010975][ T27] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 430.016301][ T27] ? security_socket_sendmsg+0x7d/0xa0 [ 430.021951][ T27] ? unix_show_fdinfo+0xa0/0xa0 [ 430.026837][ T27] ____sys_sendmsg+0x59e/0x8f0 [ 430.031668][ T27] ? iovec_from_user+0x300/0x390 [ 430.036628][ T27] ? __sys_sendmsg_sock+0x30/0x30 [ 430.041710][ T27] ___sys_sendmsg+0x252/0x2e0 [ 430.046408][ T27] ? __sys_sendmsg+0x260/0x260 [ 430.051213][ T27] ? __lock_acquire+0x1295/0x1ff0 [ 430.056293][ T27] ? __context_tracking_enter+0x5f/0x90 [ 430.061944][ T27] ? __context_tracking_exit+0x4c/0x80 [ 430.067440][ T27] ? __fdget+0x158/0x220 [ 430.071747][ T27] __se_sys_sendmsg+0x19a/0x260 [ 430.076624][ T27] ? __x64_sys_sendmsg+0x80/0x80 [ 430.081617][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 430.087631][ T27] ? lockdep_hardirqs_on+0x94/0x130 [ 430.092896][ T27] ? syscall_enter_from_user_mode+0x2e/0x230 [ 430.098902][ T27] do_syscall_64+0x3d/0xb0 [ 430.103359][ T27] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.109280][ T27] RIP: 0033:0x7fdc175b7bb9 [ 430.113759][ T27] RSP: 002b:00007ffcd95edba8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 430.122228][ T27] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc175b7bb9 [ 430.130209][ T27] RDX: 000000000400c8c1 RSI: 0000000020000180 RDI: 0000000000000003 [ 430.138334][ T27] RBP: 000000000002559f R08: 0000000000000006 R09: 0000000000000006 [ 430.146368][ T27] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcd95edbbc [ 430.154431][ T27] R13: 431bde82d7b634db R14: 0000000000000001 R15: 0000000000000001 [ 430.162486][ T27] [ 430.165542][ T27] [ 430.165542][ T27] Showing all locks held in the system: [ 430.173320][ T27] 1 lock held by khungtaskd/27: [ 430.178184][ T27] #0: ffffffff8c91f720 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 [ 430.187604][ T27] 1 lock held by dhcpcd/3174: [ 430.192368][ T27] 2 locks held by getty/3260: [ 430.197058][ T27] #0: ffff88802495e098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 [ 430.206968][ T27] #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 [ 430.217146][ T27] [ 430.219471][ T27] ============================================= [ 430.219471][ T27] [ 430.227911][ T27] NMI backtrace for cpu 1 [ 430.232239][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.149-syzkaller #0 [ 430.240221][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 430.250381][ T27] Call Trace: [ 430.253696][ T27] [ 430.256648][ T27] dump_stack_lvl+0x1e3/0x2cb [ 430.261426][ T27] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 430.267106][ T27] ? panic+0x84d/0x84d [ 430.271199][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0 [ 430.276371][ T27] nmi_cpu_backtrace+0x46a/0x4a0 [ 430.281323][ T27] ? __wake_up_klogd+0xd5/0x100 [ 430.286202][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 430.292367][ T27] ? _printk+0xd1/0x111 [ 430.296543][ T27] ? panic+0x84d/0x84d [ 430.300625][ T27] ? __wake_up_klogd+0xcc/0x100 [ 430.305486][ T27] ? panic+0x84d/0x84d [ 430.309571][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 430.315687][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0 [ 430.321686][ T27] watchdog+0xe72/0xeb0 [ 430.325868][ T27] kthread+0x3f6/0x4f0 [ 430.329978][ T27] ? hungtask_pm_notify+0x50/0x50 [ 430.335018][ T27] ? kthread_blkcg+0xd0/0xd0 [ 430.339622][ T27] ret_from_fork+0x1f/0x30 [ 430.344072][ T27] [ 430.347251][ T27] Sending NMI from CPU 1 to CPUs 0: [ 430.352506][ C0] NMI backtrace for cpu 0 [ 430.352516][ C0] CPU: 0 PID: 3174 Comm: dhcpcd Not tainted 5.15.149-syzkaller #0 [ 430.352537][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 430.352547][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0xc/0x60 [ 430.352569][ C0] Code: 89 fb e8 17 00 00 00 48 8b 3d 88 86 63 0c 48 89 de 5b e9 87 e1 48 00 cc cc cc cc cc cc cc 48 8b 04 24 65 48 8b 0d d4 39 82 7e <65> 8b 15 d5 39 82 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74 [ 430.352582][ C0] RSP: 0018:ffffc90003157af8 EFLAGS: 00000246 [ 430.352597][ C0] RAX: ffffffff88f53310 RBX: ffff888079906770 RCX: ffff88807e1d3b80 [ 430.352610][ C0] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 [ 430.352620][ C0] RBP: ffffc90003157c70 R08: ffffffff882d0af3 R09: ffffed100377dbd4 [ 430.352632][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100f320cee [ 430.352643][ C0] R13: ffffc90003157b60 R14: 0000000000000000 R15: ffffffff8dad5720 [ 430.352655][ C0] FS: 00007fc5e5b38740(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 430.352669][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 430.352680][ C0] CR2: 00007fc5e5ce4580 CR3: 000000001b837000 CR4: 00000000003506f0 [ 430.352695][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 430.352704][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 430.352713][ C0] Call Trace: [ 430.352718][ C0] [ 430.352724][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0 [ 430.352745][ C0] ? read_lock_is_recursive+0x10/0x10 [ 430.352762][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0 [ 430.352783][ C0] ? unknown_nmi_error+0xd0/0xd0 [ 430.352852][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10 [ 430.352869][ C0] ? nmi_handle+0xf7/0x370 [ 430.352886][ C0] ? __sanitizer_cov_trace_pc+0xc/0x60 [ 430.352903][ C0] ? default_do_nmi+0x62/0x150 [ 430.352921][ C0] ? exc_nmi+0xab/0x120 [ 430.352936][ C0] ? end_repeat_nmi+0x16/0x31 [ 430.352954][ C0] ? kfree_skb_reason+0x113/0x170 [ 430.352971][ C0] ? unix_gc+0x10e0/0x13b0 [ 430.352987][ C0] ? __sanitizer_cov_trace_pc+0xc/0x60 [ 430.353005][ C0] ? __sanitizer_cov_trace_pc+0xc/0x60 [ 430.353023][ C0] ? __sanitizer_cov_trace_pc+0xc/0x60 [ 430.353042][ C0] [ 430.353046][ C0] [ 430.353050][ C0] unix_gc+0x10e0/0x13b0 [ 430.353068][ C0] ? wait_for_unix_gc+0x210/0x210 [ 430.353088][ C0] ? kmem_cache_free+0x146/0x1f0 [ 430.353140][ C0] ? __sk_destruct+0x57f/0x840 [ 430.353160][ C0] unix_release_sock+0x91c/0xaa0 [ 430.353183][ C0] ? unix_stream_read_sock+0x90/0x90 [ 430.353202][ C0] ? down_write+0x10e/0x170 [ 430.353219][ C0] ? down_read_killable+0x350/0x350 [ 430.353238][ C0] unix_release+0x88/0xc0 [ 430.353256][ C0] sock_close+0xcd/0x230 [ 430.353272][ C0] ? sock_mmap+0x90/0x90 [ 430.353289][ C0] __fput+0x3bf/0x890 [ 430.353326][ C0] task_work_run+0x129/0x1a0 [ 430.353361][ C0] exit_to_user_mode_loop+0x106/0x130 [ 430.353379][ C0] exit_to_user_mode_prepare+0xb1/0x140 [ 430.353396][ C0] syscall_exit_to_user_mode+0x5d/0x250 [ 430.353415][ C0] do_syscall_64+0x49/0xb0 [ 430.353431][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 430.353451][ C0] RIP: 0033:0x7fc5e5c030a8 [ 430.353467][ C0] 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 [ 430.353479][ C0] RSP: 002b:00007ffc386bcbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 430.353495][ C0] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fc5e5c030a8 [ 430.353505][ C0] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000000000000000c [ 430.353514][ C0] RBP: 00007ffc386dcf98 R08: 0000000000000007 R09: 4043a00b2877dbd7 [ 430.353531][ C0] R10: 0000000000004000 R11: 0000000000000246 R12: 0000562ca6f9ae60 [ 430.353542][ C0] R13: 00007ffc386ccdd8 R14: 0000000000000148 R15: 0000000000000004 [ 430.353559][ C0] [ 430.353566][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.059 msecs [ 430.366944][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 430.366958][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.149-syzkaller #0 [ 430.366981][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 430.366994][ T27] Call Trace: [ 430.367002][ T27] [ 430.367011][ T27] dump_stack_lvl+0x1e3/0x2cb [ 430.367049][ T27] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 430.367077][ T27] ? panic+0x84d/0x84d [ 430.367113][ T27] panic+0x318/0x84d [ 430.367136][ T27] ? schedule_preempt_disabled+0x20/0x20 [ 430.367162][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 430.367191][ T27] ? fb_is_primary_device+0xcc/0xcc [ 430.367218][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10 [ 430.367246][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0 [ 430.367273][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0 [ 430.367303][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0 [ 430.367334][ T27] watchdog+0xeb0/0xeb0 [ 430.367369][ T27] kthread+0x3f6/0x4f0 [ 430.367390][ T27] ? hungtask_pm_notify+0x50/0x50 [ 430.367414][ T27] ? kthread_blkcg+0xd0/0xd0 [ 430.367437][ T27] ret_from_fork+0x1f/0x30 [ 430.367474][ T27] [ 430.367693][ T27] Kernel Offset: disabled [ 430.868937][ T27] Rebooting in 86400 seconds..