https://bugs.freedesktop.org/show_bug.cgi?id=88183
--- Comment #21 from Alexandre Demers alexandre.f.demers@gmail.com --- (In reply to Marek Olšák from comment #20)
Yes. VM faults can cause hangs too. Were you able to bisect the problematic commit?
Are you refering to the VM faults? If so, not yet? I've been busy with other things lately, but I could give it a go in the next week.