Comment 27 for bug 1432405

i can confirm the same problem with my hp compaq 610 laptop (rather old laptop, not your new unknown model either)

the problem in my case links back to the i915 kernel module.

full bug output may be found here:

https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1583817

i havent gotten me the new daily kernel within the past 3 days... but theres activity within the kernel dev lists concerning this:

https://www.spinics.net/lists/dri-devel/msg104602.html
https://patchwork.freedesktop.org/patch/87937/
http://blog.gmane.org/gmane.linux.kernel.stable/day=20160502