[ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Found device /dev/ttyS0. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.187' (ECDSA) to the list of known hosts. 2021/10/12 20:32:20 fuzzer started 2021/10/12 20:32:21 dialing manager at 10.128.0.163:36917 2021/10/12 20:32:21 checking machine... 2021/10/12 20:32:21 checking revisions... 2021/10/12 20:32:21 testing simple program... 2021/10/12 20:32:21 Manager.Check call failed: machine check failed: host setup failed: failed to run ["./syz-executor" "setup" "fault" "binfmt_misc" "802154"]: exit status 67 write(cgroup.subtree_control, +cpu) failed: 2 write(cgroup.subtree_control, +memory) failed: 2 write(cgroup.subtree_control, +io) failed: 2 write(cgroup.subtree_control, +pids) failed: 2 write(cgroup.subtree_control, +rdma) failed: 2 mount(/syzcgroup/net, net) failed: 2 mount(/syzcgroup/net, net_cls) failed: 16 mount(/syzcgroup/net, net_prio) failed: 16 SYZFAIL: mount cgroup failed (/syzcgroup/net, devices,blkio,freezer): 16 (errno 16: Device or resource busy) syzkaller login: