All I found till now points to a problem with AMD64 CPUs http://ubuntuforums.org/showthread.php?t=2140322 http://www.ubuntu-forum.de/artikel/61514/kernel-upgrade-3-2-0-39-generic-system-bootet-nicht-mehr.html
Although I use the generic 32bit kernel, I also have an AMD64 processor! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1171945 Title: Nested RAID levels aren't started after reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mdadm/+bug/1171945/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs