[  OK  ] Started Getty on tty1.
[  OK  ] Started Getty on tty2.
[  OK  ] Started OpenBSD Secure Shell server.
[  OK  ] Found device /dev/ttyS0.
[  OK  ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch.
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.1.119' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   32.735464] IPVS: ftp: loaded support on port[0] = 21
executing program
executing program
executing program
[   43.110949] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1
executing program
executing program