Booting 'Ubuntu 11.10, kernel 3.0.0.-15-generic'

kernel /boot/vmlinuz-3.0.0.15-generic root=UUID=6f2dbcea-013e-41c0-977e-99fd90
235ad2 ro quiet splash
    [Linux-bzImage, setup=0x4200, size=0x467d20]
initrd /boot/initrd.img-3.0.0-15-generic
    [Linux-initrd @ 0x37296000, 0xd59b7b bytes]

mount: mounting /dev/disk/by-uuid/62fdbcea-013e-41c0-977e-99fd90235ad2 on /root
failed: Invaid argument
mount: mounting on /dev on /root/dev failed: No such file or directory
mount: mounting on /sys on /root/sys failed: No such file or directory
mount: mounting on /proc on /root/proc failed: No such file or directory
Target filesystem doesnt have requested /sbin/init.
No init found. Try passing init= bootarg

Busybox v1.18.4 (Ubuntu 1:1.18.4-2ubuntu2) built-in shell (ash)
Enter 'help' for a list of built-in commands.

(initramfs) _