Joseph, This problem does happen with the latest upstream kernel as well.
ubuntu@gpt-test-4:~$ uname -a Linux gpt-test-4 3.13.0-031300rc3-generic #201312061335 SMP Fri Dec 6 18:37:23 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux ubuntu@gpt-test-4:~$ dmesg | grep vda [ 1.039698] vda: vda1 [ 1.879747] EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null) [ 2.544984] EXT4-fs (vda1): re-mounted. Opts: (null) And testing the 3.8 line in Saucy: ubuntu@gpt-test-4:~$ uname -a Linux gpt-test-4 3.8.13-03081311-generic #201310151335 SMP Tue Oct 15 17:36:06 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux ubuntu@gpt-test-4:~$ dmesg | grep vda [ 0.789770] vda: vda1 [ 1.618881] EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null) [ 2.226267] EXT4-fs (vda1): re-mounted. Opts: (null) So this appears to be a long-running issue. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1258631 Title: instances fails to register GPT partition entries on virtio devices To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1258631/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs