Dan, We had been running 80-100 instances on the hotfix kernel and I was calling victory on the workaround as it has been a month without this issue popping up, but I just had an instance lockup on, say, "docker ps" and dmesg shows:
[2924480.806202] unregister_netdevice: waiting for vethd078a31 (netns ffffffff81efab00) to become free. Usage count = 2 [2924490.870209] unregister_netdevice: waiting for vethd078a31 (netns ffffffff81efab00) to become free. Usage count = 2 [2924501.006177] unregister_netdevice: waiting for vethd078a31 (netns ffffffff81efab00) to become free. Usage count = 2 [2924511.134204] unregister_netdevice: waiting for vethd078a31 (netns ffffffff81efab00) to become free. Usage count = 2 [2924521.218189] unregister_netdevice: waiting for vethd078a31 (netns ffffffff81efab00) to become free. Usage count = 2 :-( -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1711407 Title: unregister_netdevice: waiting for lo to become free To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1711407/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
