https://bugs.freedesktop.org/show_bug.cgi?id=27822
--- Comment #1 from Alex Deucher agd5f@yahoo.com 2010-04-24 09:21:56 PDT --- Any chance you can bisect the problematic commit? Try drm-linus as well; if the bug is not there it will be easier to track down since it's likely something in drm-radeon-testing