(In reply to comment #60)
> The first bisect kernel I try gives me youtube videos that are blocks of
> gibberish. What to do about that?
> 
> 3.7.1. crashed like previous kernels (showing text boot screen) but no
> messages in the log.
> So is that the same problem we're seeing and searching for?

Well, I would continue bisecting until you find the first problematic commit
that crashes your setup. You may be hitting more than a bug, so keep track
(commit and results) of what you see in between in case they are not linked to
the same bug.