https://bugs.freedesktop.org/show_bug.cgi?id=99679
--- Comment #1 from Michel Dänzer michel@daenzer.net --- Please attach the corresponding Xorg log file, and the output of the following from when the problem occurs:
* dmesg * LIBGL_DEBUG=verbose glxinfo 2>&1 * LIBGL_DEBUG=verbose glxgears -info 2>&1