As Serge says, we think we've narrowed in on the set of commits that will address this problem:
a821ce5 virtio: order index/descriptor reads 92045d8 virtio: add missing mb() on enable notification a281ebc virtio: add missing mb() on notification I'd be happy to provide a SRU candidate in a PPA with just those patches applied if anyone is willing to test? Serge, would it be ok for me to use the ubuntu-virt/backports ppa for this, or would you rather I create a new PPA? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/997978 Title: KVM images lose connectivity with bridged network To manage notifications about this bug go to: https://bugs.launchpad.net/nova/+bug/997978/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs