It's been 50 days since I upgraded from 16.04 kernel 4.4 to LTS Enablement Stack kernel 4.8 and I haven't had this issue again.
https://wiki.ubuntu.com/Kernel/LTSEnablementStack#Ubuntu_16.04_LTS_- _Xenial_Xerus $ lspci -nn | egrep VGA 00:02.0 VGA compatible controller [0300]: Intel Corporation 4th Gen Core Processor Integrated Graphics Controller [8086:0416] (rev 06) $ uname -a Linux USER-PC 4.8.0-46-generic #49~16.04.1-Ubuntu SMP Fri Mar 31 14:51:03 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to 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 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
