[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.21' (ECDSA) to the list of known hosts. executing program executing program syzkaller login: [ 30.437031] IPVS: ftp: loaded support on port[0] = 21 executing program [ 30.474412] IPVS: ftp: loaded support on port[0] = 21 executing program [ 30.511753] IPVS: ftp: loaded support on port[0] = 21 executing program [ 30.550774] IPVS: ftp: loaded support on port[0] = 21 executing program [ 30.592199] IPVS: ftp: loaded support on port[0] = 21 executing program executing program [ 40.718106] unregister_netdevice: waiting for ip6gre0 to become free. Usage count = -1 executing program executing program