Comment 2 for bug 838181

There are only three changes to the i915 driver between those versions. I made a build with all three patches reverted to establish whether or not one of them is responsible. Can you please test the build at the following link and report back whether or not the issue persists? Thanks!

http://people.canonical.com/~sforshee/lp838181/linux-2.6.38-11.48~lp838181v201109011442/