restarting lxcfs helps: The hanging container pid 1 and lxc-stop finally finish, and the container stops.
** Package changed: lxc (Ubuntu) => lxcfs (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to lxc in Ubuntu. https://bugs.launchpad.net/bugs/1536021 Title: [xenial/armhf] lxc-stop --kill hangs forever, container pid 1 in 'D' state To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lxcfs/+bug/1536021/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs