I had the same problem in Lubuntu 16.04.1 (running on Intel Skylake hardware).
After upgrading xserver-xorg-video-intel:amd64 from version
2:2.99.917+git20160325-1ubuntu1
to
2:2.99.917+git20160325-1ubuntu1.1
the problem was gone.
I had the same problem in Lubuntu 16.04.1 (running on Intel Skylake hardware).
After upgrading xserver- xorg-video- intel:amd64 from version
2:2.99. 917+git20160325 -1ubuntu1
to
2:2.99. 917+git20160325 -1ubuntu1. 1
the problem was gone.