https://bugs.freedesktop.org/show_bug.cgi?id=69983
--- Comment #11 from Chris Rankin rankincj@googlemail.com --- This issue is now fixed for me, presumably by:
commit b893bbf438e1924d5f47370b29421642e79b0221 Author: Marek Olšák marek.olsak@amd.com Date: Thu Oct 3 16:39:50 2013 +0200
r600g,radeonsi: create aux_context last
This fixes a regression caused by 68f6dec32ed5eede361f76c8dbdf897652659baf.