@Umang,
Yes, the link posted in comment #45 is safe to install on Precise. After power on, you can hold the shift key to access the GRUB menu. That will allow you to boot back into your prior kernel and remove the v3.6-rc1 kernel after testing.
@Umang,
Yes, the link posted in comment #45 is safe to install on Precise. After power on, you can hold the shift key to access the GRUB menu. That will allow you to boot back into your prior kernel and remove the v3.6-rc1 kernel after testing.