https://bugs.freedesktop.org/show_bug.cgi?id=81644
--- Comment #63 from Michel Dänzer michel@daenzer.net --- (In reply to comment #61)
tl;dr Mesa 10.1.4 is the last version that doesn't cause the problem.
If somebody could bisect that regression between Mesa 10.1 and 10.2, that would be very helpful. See https://bugs.freedesktop.org/show_bug.cgi?id=79696#c21 for some hints.