https://bugs.freedesktop.org/show_bug.cgi?id=61533
--- Comment #15 from Eugene ken20001@ukr.net --- (In reply to comment #14)
Have you upgraded your software packaged ? Mesa 9.2 is not supported anymore.
Yes, now I'm using: OpenGL version string: 3.0 Mesa 10.3.0-devel (git-5646319 trusty-oibaf-ppa)