There is some graphics corruption with latest git on 965Q card on amd64 machine.
Bisecting gave commit 23d1df22d177e54bfc46304053d8115047ff85d4 as a suspect:
Author: Eric Anholt <email@example.com>
Date: Mon Apr 14 16:46:17 2008 -0700
Abstract surface setup into a separate function.
*** This bug has been marked as a duplicate of bug 15611 ***