INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.21' (ECDSA) 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 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executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: INIT: PANIC: segmentation violation! sleeping for 30 seconds. [ 26.985518] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b [ 26.985518] [ 26.995080] CPU: 1 PID: 1 Comm: init Not tainted 4.9.95-g13cc540 #2 [ 27.001454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.010780] ffff8801d9acfa00 ffffffff81eb0ba9 ffffffff83a4a360 00000000ffffffff [ 27.018764] ffff8801d9ad8000 0000000000000001 ffff8801d9ad8010 ffff8801d9acfac0 [ 27.026744] ffffffff8141f945 0000000041b58ab3 ffffffff841b7b88 ffffffff8141f786 [ 27.034833] Call Trace: [ 27.037394] [] dump_stack+0xc1/0x128 [ 27.042726] [] panic+0x1bf/0x3bc [ 27.047712] [] ? add_taint.cold.6+0x16/0x16 [ 27.053660] [] ? _raw_write_unlock_irq+0x27/0x50 [ 27.060034] [] do_exit.cold.24+0x17b/0x2b2 [ 27.065896] [] ? __sigqueue_free.part.25+0x51/0x60 [ 27.072445] [] ? release_task.part.19+0x1210/0x1210 [ 27.079081] [] do_group_exit+0x111/0x340 [ 27.084763] [] get_signal+0x4cf/0x1450 [ 27.090269] [] do_signal+0x87/0x19f0 [ 27.095605] [] ? __lock_is_held+0xa2/0xf0 [ 27.101373] [] ? setup_sigcontext+0x7d0/0x7d0 [ 27.107490] [] ? __bad_area_nosemaphore+0x1a1/0x270 [ 27.114135] [] ? bad_area+0x53/0x80 [ 27.119391] [] ? __do_page_fault+0x183/0xd50 [ 27.125428] [] ? exit_to_usermode_loop+0xac/0x120 [ 27.131888] [] exit_to_usermode_loop+0xe1/0x120 [ 27.138175] [] prepare_exit_to_usermode+0xbb/0xe0 [ 27.144647] [] retint_user+0x8/0x3c [ 27.150476] Dumping ftrace buffer: [ 27.154026] (ftrace buffer empty) [ 27.157713] Kernel Offset: disabled [ 27.161311] Rebooting in 86400 seconds..