Current Quantal's alternate image doesn't seem to have a btrfs on it. (??) If I try to mount that partition from Quantal, it fails with:
> BUG: Bad page state in process btrfs-cache-1 pn:2187fb > page:ffffea000.... count:0 mapcount:0 mapping:ffff88021... index:0x36e9 > page flags: 0x2000...010c(referenced|uptodate|owner_priv_1) That's kernel 3.5.0-14-generic #15-Ubuntu -- Martin -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1039219 Title: btrfs-image: flush_pending: Assertion `!(!eb)` failed. Aborted. btrfsck also fails. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/btrfs-tools/+bug/1039219/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs