(In reply to comment #13) > I don't think that crashing X is related to a not working UVD ring, at least > it shouldn't. I can only say what I'm observing. with this patch X crashes as soon as I start chromium. Without it doesn't. > Anyway, I've got a good news: I was able to reproduce the problem with a > HD5670, so a final patch fixing this is on the way. Sounds good, I'm waiting for testing.