Comment # 18 on bug 73911 from Bernhardt Mark

I have the same problem on my laptop Samsung NP355V4C with 7660G and 7670M. I
have tried 3.13 kernel on Kubuntu 14.04 x86-64 and Debian Wheezy x86-64 (with
default debian kernel config from /boot), and this problem was observed in both
distributions.