[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 29.331507] IPVS: ftp: loaded support on port[0] = 21 [ 30.052727] can: request_module (can-proto-0) failed. [ 30.062525] can: request_module (can-proto-0) failed. [ 30.071168] can: request_module (can-proto-0) failed. [ 39.497218] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts. 2023/01/20 03:01:39 parsed 1 programs 2023/01/20 03:01:39 executed programs: 0 [ 49.554000] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1