[ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 28.032397] IPVS: ftp: loaded support on port[0] = 21 [ 28.806767] can: request_module (can-proto-0) failed. [ 28.816839] can: request_module (can-proto-0) failed. [ 38.217776] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Warning: Permanently added '10.128.0.251' (ECDSA) to the list of known hosts. 2023/01/24 02:56:30 parsed 1 programs 2023/01/24 02:56:30 executed programs: 0 [ 48.253058] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1