https://bugs.freedesktop.org/show_bug.cgi?id=33889
--- Comment #1 from Michel Dänzer michel@daenzer.net 2011-02-04 03:30:54 PST --- Can you test if cherry-picking commit 63b9790a55038c262b57c846a5f7067ea33fc60f ('r600g: move user fence into base radeon structure') from Git master fixes this?