Appendix

Use this command if you receive this message and cannot stop/kill a container

Error Message:

Error response from daemon: Cannot kill container: cb9: Cannot kill container cb9660d9bea61858a0a8853826f6a7edca8dbaf96cbfba14a025126ed1da18c6: unknown error after kill: docker-runc did not terminate sucessfully: container_linux.go:393: signaling init process caused "permission denied"

Command:

# apparmor denys you for remove the container for unknown reason.
sudo aa-remove-unknown