[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 26.753361] kauditd_printk_skb: 7 callbacks suppressed [ 26.753373] audit: type=1800 audit(1539351702.395:29): pid=5183 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 26.785738] audit: type=1800 audit(1539351702.395:30): pid=5183 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 38.454574] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000009 [ 38.454574] [ 38.464021] CPU: 0 PID: 1 Comm: init Not tainted 4.19.0-rc7+ #280 [ 38.470253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.479601] Call Trace: [ 38.482195] dump_stack+0x1c4/0x2b4 [ 38.485827] ? dump_stack_print_info.cold.2+0x52/0x52 [ 38.491020] ? _raw_write_unlock_irq+0x27/0x80 [ 38.495614] panic+0x238/0x4e7 [ 38.498805] ? add_taint.cold.5+0x16/0x16 [ 38.502945] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.508472] ? forget_original_parent.cold.18+0x5f/0xd5 [ 38.513831] forget_original_parent.cold.18+0x7b/0xd5 [ 38.519017] ? mark_held_locks+0x130/0x130 [ 38.523243] ? kill_orphaned_pgrp+0x5b0/0x5b0 [ 38.527727] ? perf_lock_task_context+0x830/0x830 [ 38.532627] ? perf_event_exit_task+0xc28/0x1070 [ 38.537381] ? graph_lock+0x170/0x170 [ 38.541175] ? check_preemption_disabled+0x48/0x200 [ 38.546184] ? __ia32_sys_perf_event_open+0x140/0x140 [ 38.551363] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.556915] ? refcount_add_not_zero_checked+0x330/0x330 [ 38.562367] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.567904] ? lock_acquire+0x1ed/0x520 [ 38.571870] ? do_exit+0x1b41/0x2610 [ 38.575583] ? lock_release+0x970/0x970 [ 38.579551] ? trace_hardirqs_off+0xb8/0x310 [ 38.583957] ? task_work_run+0x226/0x2a0 [ 38.588022] ? do_exit+0x1b41/0x2610 [ 38.591723] ? trace_hardirqs_on+0x310/0x310 [ 38.596122] ? kasan_check_write+0x14/0x20 [ 38.600344] ? do_raw_write_lock+0xbd/0x1b0 [ 38.604657] do_exit+0x1b4c/0x2610 [ 38.608269] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 38.613374] ? mm_update_next_owner+0x990/0x990 [ 38.618056] ? print_usage_bug+0xc0/0xc0 [ 38.622108] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 38.627546] ? kasan_check_write+0x14/0x20 [ 38.631773] ? do_raw_spin_lock+0xc1/0x200 [ 38.635999] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 38.641091] ? remove_wait_queue+0x1a6/0x360 [ 38.645488] ? __lock_acquire+0x7ec/0x4ec0 [ 38.649716] ? print_usage_bug+0xc0/0xc0 [ 38.653778] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 38.659301] ? fput+0x130/0x1a0 [ 38.662566] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 38.667574] ? mark_held_locks+0x130/0x130 [ 38.671799] ? print_usage_bug+0xc0/0xc0 [ 38.675851] ? __lock_acquire+0x7ec/0x4ec0 [ 38.680080] ? __lock_acquire+0x7ec/0x4ec0 [ 38.684299] ? mark_held_locks+0x130/0x130 [ 38.688521] ? select_estimate_accuracy+0x4b0/0x4b0 [ 38.693530] ? graph_lock+0x170/0x170 [ 38.697320] ? mark_held_locks+0x130/0x130 [ 38.701546] ? memset+0x31/0x40 [ 38.704823] ? find_held_lock+0x36/0x1c0 [ 38.708887] ? get_signal+0x95b/0x1980 [ 38.712763] ? _raw_spin_unlock_irq+0x27/0x80 [ 38.717245] ? _raw_spin_unlock_irq+0x27/0x80 [ 38.721730] do_group_exit+0x177/0x440 [ 38.725619] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 38.731072] ? __ia32_sys_exit+0x50/0x50 [ 38.735134] get_signal+0x8b0/0x1980 [ 38.738846] ? ptrace_notify+0x130/0x130 [ 38.742909] ? __might_fault+0x12b/0x1e0 [ 38.746967] ? lock_downgrade+0x900/0x900 [ 38.751103] ? lock_release+0x970/0x970 [ 38.755078] ? arch_local_save_flags+0x40/0x40 [ 38.759668] ? ktime_get_ts64+0x3a5/0x530 [ 38.763823] do_signal+0x9c/0x21e0 [ 38.767349] ? kasan_check_read+0x11/0x20 [ 38.771486] ? _copy_to_user+0xc8/0x110 [ 38.775465] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 38.781003] ? poll_select_copy_remaining+0x433/0x6a0 [ 38.786179] ? setup_sigcontext+0x7d0/0x7d0 [ 38.790488] ? poll_freewait+0x260/0x260 [ 38.794535] ? __do_sys_fstat+0x100/0x100 [ 38.798675] ? poll_select_set_timeout+0x156/0x240 [ 38.803637] ? do_restart_poll+0x2e0/0x2e0 [ 38.807917] ? exit_to_usermode_loop+0x8c/0x380 [ 38.812588] ? core_sys_select+0xb80/0xb80 [ 38.816815] exit_to_usermode_loop+0x2e5/0x380 [ 38.821388] ? syscall_slow_exit_work+0x520/0x520 [ 38.826231] do_syscall_64+0x6be/0x820 [ 38.830107] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 38.835456] ? syscall_return_slowpath+0x5e0/0x5e0 [ 38.840369] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.845203] ? trace_hardirqs_on_caller+0x310/0x310 [ 38.850227] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 38.855244] ? prepare_exit_to_usermode+0x291/0x3b0 [ 38.860249] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.865091] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 38.870267] RIP: 0033:0x7fb592c3ddd3 [ 38.873978] Code: Bad RIP value. [ 38.877341] RSP: 002b:00007ffcbe5f1898 EFLAGS: 00000246 ORIG_RAX: 0000000000000017 [ 38.885064] RAX: fffffffffffffdfe RBX: 00007ffcbe5f1a40 RCX: 00007fb592c3ddd3 [ 38.892337] RDX: 0000000000000000 RSI: 00007ffcbe5f1bf0 RDI: 000000000000000b [ 38.899591] RBP: 00007ffcbe5f1bf0 R08: 00007ffcbe5f1c70 R09: 0000000000000001 [ 38.906915] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 38.914176] R13: 00007ffcbe5f1fd0 R14: 0000000000000000 R15: 0000000000000000 [ 38.922528] Kernel Offset: disabled [ 38.926202] Rebooting in 86400 seconds..