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 'ci-upstream-kasan-gce-9,10.128.15.200' (ECDSA) to the list of known hosts.
executing program
executing program
syzkaller login: [   42.891571] ------------[ cut here ]------------
[   42.892311] WARNING: CPU: 0 PID: 3004 at ./arch/x86/include/asm/fpu/internal.h:373 __switch_to+0x107c/0x1400
[   42.893637] Kernel panic - not syncing: panic_on_warn set ...
[   42.893637] 
[   42.894608] CPU: 0 PID: 3004 Comm: syzkaller661494 Not tainted 4.13.0-rc5+ #42
[   42.895570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   42.896806] Call Trace: