There have been several sandybridge fixes upstream. Could you test the latest drm-intel-fixes kernel? You can install it from the kernel team's PPA: kernel.ubuntu.com/~kernel-ppa/mainline/ Unfortunately that PPA is offline at the moment but should be back online by the end of the day.
Hi Mark,
There have been several sandybridge fixes upstream. Could you test the latest drm-intel-fixes kernel? You can install it from the kernel team's PPA: kernel. ubuntu. com/~kernel- ppa/mainline/ Unfortunately that PPA is offline at the moment but should be back online by the end of the day.