For me the problem disappeared since I upgraded to the mainline kernel 4.8.9-040809-generic (my random pick) from here
http://kernel.ubuntu.com/~kernel-ppa/mainline/?C=N;O=D as suggested by PeterPall above. Ubuntu runs like a charm, I only had to update my VirtulBox to the 5.1 series. -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1573959 Title: On-screen text disappears after suspend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1573959/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : [email protected] Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp

