[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 22.863469] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 26.902793] random: sshd: uninitialized urandom read (32 bytes read) [ 27.119787] random: sshd: uninitialized urandom read (32 bytes read) [ 27.667977] random: sshd: uninitialized urandom read (32 bytes read) [ 56.813324] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.10.44' (ECDSA) to the list of known hosts. [ 62.463220] random: sshd: uninitialized urandom read (32 bytes read) executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 64.095548] Kernel panic - not syncing: Attempted to kill init! exitcode=0x00000005 [ 64.095548] [ 64.104872] CPU: 0 PID: 1 Comm: init Not tainted 4.18.0-next-20180813+ #37 [ 64.111877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.121229] Call Trace: [ 64.123817] dump_stack+0x1c9/0x2b4 [ 64.127446] ? dump_stack_print_info.cold.2+0x52/0x52 [ 64.132662] ? _raw_write_unlock_irq+0x27/0x70 [ 64.137266] panic+0x238/0x4e7 [ 64.140486] ? add_taint.cold.5+0x16/0x16 executing program [ 64.144657] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 64.150222] ? forget_original_parent.cold.21+0x5f/0xd5 [ 64.155595] forget_original_parent.cold.21+0x7b/0xd5 [ 64.160777] ? mark_held_locks+0x160/0x160 [ 64.165019] ? kill_orphaned_pgrp+0x5b0/0x5b0 [ 64.169524] ? perf_lock_task_context+0x830/0x830 [ 64.174367] ? zap_class+0x740/0x740 [ 64.178102] ? perf_event_exit_task+0xc04/0x1050 [ 64.182849] ? graph_lock+0x170/0x170 [ 64.186649] ? __ia32_sys_perf_event_open+0x140/0x140 [ 64.191853] ? kasan_check_read+0x11/0x20 [ 64.196003] ? rcu_is_watching+0x8c/0x150 [ 64.200162] ? rcu_pm_notify+0xc0/0xc0 [ 64.204067] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 64.209623] ? refcount_add_not_zero_checked+0x330/0x330 [ 64.215080] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 64.220609] ? lock_acquire+0x1e4/0x4f0 [ 64.224581] ? do_exit+0x1b49/0x26e0 [ 64.228312] ? lock_release+0x9f0/0x9f0 [ 64.232289] ? trace_hardirqs_off+0xb8/0x2b0 [ 64.236807] ? cgroup_post_fork+0x320/0x320 [ 64.241144] ? task_work_run+0x22b/0x2a0 [ 64.245209] ? do_exit+0x1b49/0x26e0 [ 64.248918] ? trace_hardirqs_on+0x2c0/0x2c0 [ 64.253320] ? kasan_check_write+0x14/0x20 [ 64.257557] ? do_raw_write_lock+0xbd/0x1b0 [ 64.261871] do_exit+0x1b54/0x26e0 [ 64.265420] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.270004] ? mm_update_next_owner+0x9a0/0x9a0 [ 64.274661] ? profiling_store+0xd0/0xd0 [ 64.278718] ? kasan_check_write+0x14/0x20 [ 64.282981] ? do_raw_spin_lock+0xc1/0x200 [ 64.287309] ? do_coredump+0x477/0x3fff [ 64.291289] ? unwind_get_return_address+0x61/0xa0 [ 64.296227] ? __save_stack_trace+0x8d/0xf0 [ 64.300541] ? dump_align+0xa0/0xa0 [ 64.304164] ? save_stack+0xa9/0xd0 [ 64.307796] ? save_stack+0x43/0xd0 [ 64.311412] ? __kasan_slab_free+0x11a/0x170 [ 64.315819] ? kasan_slab_free+0xe/0x10 [ 64.319820] ? kmem_cache_free+0x86/0x280 [ 64.324027] ? __sigqueue_free.part.29+0x7d/0xa0 [ 64.328843] ? __dequeue_signal+0x530/0x7d0 [ 64.333168] ? dequeue_signal+0xbc/0x620 [ 64.337233] ? get_signal+0x3f0/0x18e0 [ 64.341130] ? do_signal+0x9c/0x21c0 [ 64.344856] ? exit_to_usermode_loop+0x2e5/0x380 [ 64.349621] ? do_syscall_64+0x6be/0x820 [ 64.353735] ? trace_hardirqs_off+0xb8/0x2b0 [ 64.358204] ? kasan_check_read+0x11/0x20 [ 64.362357] ? do_raw_spin_unlock+0xa7/0x2f0 [ 64.366791] ? trace_hardirqs_on+0x2c0/0x2c0 [ 64.371226] ? kasan_check_write+0x14/0x20 [ 64.375479] ? graph_lock+0x170/0x170 [ 64.379305] ? trace_hardirqs_off+0xb8/0x2b0 [ 64.383746] ? __lock_is_held+0xb5/0x140 [ 64.387844] ? __sigqueue_free.part.29+0x7d/0xa0 [ 64.392612] ? graph_lock+0x170/0x170 [ 64.396407] ? __sigqueue_free.part.29+0x7d/0xa0 [ 64.401163] ? rcu_read_lock_sched_held+0x108/0x120 [ 64.406176] ? kmem_cache_free+0x246/0x280 [ 64.410417] ? __sigqueue_free.part.29+0x7d/0xa0 [ 64.415195] ? find_held_lock+0x36/0x1c0 [ 64.419269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 64.424810] ? proc_coredump_connector+0x4d0/0x610 [ 64.429769] ? proc_comm_connector+0x500/0x500 [ 64.434385] do_group_exit+0x177/0x440 [ 64.438277] ? __ia32_sys_exit+0x50/0x50 [ 64.442352] get_signal+0x851/0x18e0 [ 64.446074] ? ptrace_notify+0x130/0x130 [ 64.450155] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 64.455274] ? _raw_spin_unlock_irqrestore+0x74/0xc0 [ 64.460390] ? lockdep_hardirqs_on+0x421/0x5c0 [ 64.464993] ? trace_hardirqs_on+0xbd/0x2c0 [ 64.469355] ? force_sig_info+0x281/0x310 [ 64.473504] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 64.478635] do_signal+0x9c/0x21c0 [ 64.482213] ? force_sig_info+0x281/0x310 [ 64.486374] ? setup_sigcontext+0x7d0/0x7d0 [ 64.490702] ? tracehook_report_syscall_exit+0xd5/0x2f0 [ 64.496095] ? trace_event_raw_event_sys_exit+0x2d0/0x2d0 [ 64.501667] ? exit_to_usermode_loop+0x8c/0x380 [ 64.506375] ? syscall_slow_exit_work+0x111/0x490 [ 64.511242] exit_to_usermode_loop+0x2e5/0x380 [ 64.515839] ? syscall_slow_exit_work+0x490/0x490 [ 64.520715] do_syscall_64+0x6be/0x820 [ 64.524618] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 64.530002] ? syscall_return_slowpath+0x5e0/0x5e0 [ 64.534953] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.539794] ? trace_hardirqs_on_caller+0x2b0/0x2b0 [ 64.544820] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 64.549852] ? prepare_exit_to_usermode+0x291/0x3b0 [ 64.554890] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 64.559763] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.564949] RIP: 0033:0x7f16b893ddd3 [ 64.568665] Code: Bad RIP value. [ 64.572014] RSP: 002b:00007ffe3b68a828 EFLAGS: 00000346 ORIG_RAX: 0000000000000017 [ 64.579809] RAX: 0000000000000000 RBX: 00007ffe3b68a9d0 RCX: 00007f16b893ddd3 [ 64.587079] RDX: 0000000000000000 RSI: 00007ffe3b68ab80 RDI: 000000000000000b [ 64.594354] RBP: 00007ffe3b68ab80 R08: 00007ffe3b68ac00 R09: 0000000000000001 [ 64.601609] R10: 0000000000000000 R11: 0000000000000346 R12: 00000000ffffffff [ 64.608885] R13: 00007ffe3b68af60 R14: 0000000000000000 R15: 0000000000000000 [ 64.616594] Dumping ftrace buffer: [ 64.620196] (ftrace buffer empty) [ 64.623892] Kernel Offset: disabled [ 64.627504] Rebooting in 86400 seconds..