https://bugs.freedesktop.org/show_bug.cgi?id=22576

--- Comment #17 from smoki smoki00790@gmail.com 2012-01-13 06:01:06 PST --- Bug is here with kernel 3.1.8, xserver 1.10.4 and git from whole stack.

Load UMS and mesa 7.5.2 to fix lighting, reboot into KMS with current mesa and lighting is fixed... until power off:(.