You have a number of local installs of python modules with C extensions - some of which are in the nova dependency chain.
Please un-install and see if that resolves your problem. Marking 'Incomplete' for now. ** Information type changed from Private to Public ** Tags added: bot-stop-nagging ** Changed in: nova (Ubuntu) Importance: Medium => Low ** Changed in: nova (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1602311 Title: nova-compute crashed with SIGSEGV in visit_reachable() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nova/+bug/1602311/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs