Hopefully not adding to the noise, just wanted to pipe in and say that using Andy Whitcroft's kernel images fixed this issue for me on my Thinkpad W520.
Before I was getting all sorts of random crashes and freezes in Gnome Shell under normal operation (xchat, Firefox Aurora, etc.). My system was basically unusable.
Hopefully not adding to the noise, just wanted to pipe in and say that using Andy Whitcroft's kernel images fixed this issue for me on my Thinkpad W520.
Before I was getting all sorts of random crashes and freezes in Gnome Shell under normal operation (xchat, Firefox Aurora, etc.). My system was basically unusable.