On Wed, Dec 14, 2011 at 20:57:51 +0100, tino.keitel+xorg at tikei.de wrote: [...] > it looks I stumbled over the same: > > [88399.844150] kernel BUG at drivers/gpu/drm/i915/i915_gem.c:1952! > 2011-12-14_19:28:56.93083 <0>[88399.844182] invalid opcode: 0000 [#1] > SMP > > While doing this I was running a 32 bit photo software (Bibble 5 pro) > in fullscreen on an otherwise 64 bit system. > > The full log including the trace is attached. > > I'll try with the patch applied. I just got the same hang again with the patch applied. Regards, Tino