Oops, sorry I didn't read your last line. I just rechecked and Ubuntu doesn't have that option activated in the kernel so your partition is really /dev/hda5.
Looks like the system is trying to mount everything before the harddisks were detected and the corresponding modules loaded ... -- Feisty: crypted root doesnt mount on start (cryptsetup) https://launchpad.net/bugs/85640 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs