here's what i think is the virtualbox bug : http://www.virtualbox.org/ticket/918 at least it matches the error i got from virtualBox
-- Kernel panic during boot after upgrading to kernel 2.6.26.3-generic https://bugs.launchpad.net/bugs/246067 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
