Thanks for filing this bug. I believe htis is because libvirt is being started in a non-root cgroup. Will try to get it fixed asap.
** Changed in: libvirt (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1438730 Title: libvirt-lxc container start failed in 15.04 (Message did not receive a reply (timeout by message bus)) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1438730/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs