Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.178884] IPVS: ftp: loaded support on port[0] = 21 [ 29.957735] can: request_module (can-proto-0) failed. [ 29.967759] can: request_module (can-proto-0) failed. [ 39.398593] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Warning: Permanently added '10.128.0.67' (ECDSA) to the list of known hosts. 2023/02/07 01:08:43 parsed 1 programs 2023/02/07 01:08:43 executed programs: 0 [ 49.454600] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1