ubuntu10.10を使用しています。しかし、アップデート後に起動してみると

mount: mounting /sys on /root/sys failed: No such file or directory
mount: mounting /proc on /root/proc failed: No such file or directory
Target filesystem doesn't have requested /sbin/init.
No init found. Try passing init = bootarg.

BusyBox v1.15.3 (Ubuntu 1:1.15.3-1ubuntu5) built-in shell (ash)
Enter 'help' for a list o built-in commands.

(initranfs) [    3.084104] usb 4-6: new full speed USB device using ohci_hcd and
address 4
[   3.309141] hub 4-6:1.0: USB hub found
[   3.312103] hub 4-6:1.0: 3 ports detected
[   3.618101] usb 4-6.1: new full speed USB device using ohci_hcd and address 5
[   3.822101] usb 4-6:2: new full speed USB device using ohci_hcd and address 6
[   3.943563] input: HID 05ac:820a as /devices/pci0000:00/0000:00:06.0/usb4/4-6
/4-6.2/4-6.2:1.0/input/input5
[   3.943563] generic-usb 000:3:05AC:8S0A.0004: input,hidraw3: USB HID v1.11 key
board [HID] 05ac:820a] on usb-0000:00:06.0-6.2/inupt0
[   4.018101] usb 4-6.3: new full speed USB device using ohci_hcd and address 7
[   4.139508] input: HID 05ac:820b as /devices/pci0000:00/0000:00:06.0/usb4/4-6
/4-6.3/4-6.3:1.0/input/input6
[   4.139676] generic-usb 0003:05:AC:820B.0005: input,hidraw4: USB HID v1.11 Mon
se [HID 05ac:820b] on usb-0000:00:06.0-6.3/input0

(initranfs) 入力待ち

と、出て先に進めず、起動できません。

解決方法 or 修復方法などがあれば教えてください。