[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
         Starting Load/Save RF Kill Switch Status...
[  OK  [0[   68.035018][ T6746] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-rfkill/6746
m] Started Updat[   68.045132][ T6746] caller is ext4_mb_new_blocks+0xa77/0x3b30 fs/ext4/mballoc.c:4711
e UTMP about Sys[   68.060808][ T6746] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
tem Runlevel Cha[   68.075593][ T6746]  __dump_stack lib/dump_stack.c:77 [inline]
tem Runlevel Cha[   68.075593][ T6746]  dump_stack+0x18f/0x20d lib/dump_stack.c:118
nges.
[  OK  ] Started Load/Save RF Kill Switch Status.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.129' (ECDSA) to the list of known hosts.
2020/06/10 17:49:49 fuzzer started
2020/06/10 17:49:50 connecting to host at 10.128.0.26:39443
2020/06/10 17:49:50 checking machine...
2020/06/10 17:49:50 checking revisions...
2020/06/10 17:49:50 testing simple program...
2020/06/10 17:49:51 building call list...
executing program