As Eugene said, there is a bug affecting precise with the latest 3.2 and 3.13 (supported LTS trusty kernel for precise) and the official LXC package. No backports or ppa used.
The bug is marked as duplicate but no fix for 12.04 is released. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1504781 Title: lxc-test-ubuntu hangs forever in trusty-proposed with Linux 3.13.0-66: AppArmor denies /dev/ptmx mounting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1504781/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs