https://bugs.freedesktop.org/show_bug.cgi?id=60294

--- Comment #11 from René Blokland pe1bms@gmail.com --- (In reply to comment #8)

It's not that I am a dev or something, but you should first consider upgrading the kernel. Releases from 3.8-rc2 to 3.8-rc6 include lot of fixes and maybe it could solve your problems.

I am running rc6 now and the same problems.