[ OK ] Started OpenBSD Secure Shell server. [ 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 '10.128.0.226' (ECDSA) to the list of known hosts. 2021/08/27 19:19:18 parsed 1 programs 2021/08/27 19:19:18 executed programs: 0 syzkaller login: [ 320.158044][ T4423] cgroup: Unknown subsys name 'perf_event' [ 320.165116][ T4423] cgroup: Unknown subsys name 'net_cls' [ 323.795946][ T4884] cgroup: Unknown subsys name 'perf_event' [ 323.802324][ T4884] cgroup: Unknown subsys name 'net_cls' [ 327.447006][ T5343] cgroup: Unknown subsys name 'perf_event' [ 327.453447][ T5343] cgroup: Unknown subsys name 'net_cls' [ 331.124131][ T5801] cgroup: Unknown subsys name 'perf_event' [ 331.130392][ T5801] cgroup: Unknown subsys name 'net_cls' [ 334.839743][ T6260] cgroup: Unknown subsys name 'perf_event' [ 334.846213][ T6260] cgroup: Unknown subsys name 'net_cls' [ 338.541855][ T6718] cgroup: Unknown subsys name 'perf_event' [ 338.548634][ T6718] cgroup: Unknown subsys name 'net_cls' [ 342.236223][ T7176] cgroup: Unknown subsys name 'perf_event' [ 342.242651][ T7176] cgroup: Unknown subsys name 'net_cls' [ 345.935322][ T7634] cgroup: Unknown subsys name 'perf_event' [ 345.941699][ T7634] cgroup: Unknown subsys name 'net_cls' [ 349.685625][ T8092] cgroup: Unknown subsys name 'perf_event' [ 349.691984][ T8092] cgroup: Unknown subsys name 'net_cls' [ 353.368324][ T8550] cgroup: Unknown subsys name 'perf_event' [ 353.374534][ T8550] cgroup: Unknown subsys name 'net_cls' [ 357.067227][ T9008] cgroup: Unknown subsys name 'perf_event' [ 357.073829][ T9008] cgroup: Unknown subsys name 'net_cls' [ 360.806176][ T9466] cgroup: Unknown subsys name 'perf_event' [ 360.812558][ T9466] cgroup: Unknown subsys name 'net_cls' 2021/08/27 19:20:02 executor failed 11 times: executor 0: exit status 67 SYZFAIL: using non-main thread in non-thread mode (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67 SYZFAIL: using non-main thread in non-thread mode (errno 9: Bad file descriptor) SYZFAIL: child failed (errno 0: Success) loop exited with status 67