I've filed https://bugs.freedesktop.org/show_bug.cgi?id=94593 . After bisecting the intel-drm-next branch I believe 921ec285a6589cf3beb7f56a70744f75b09349f8 to be the culprit.
** Bug watch added: freedesktop.org Bugzilla #94593 https://bugs.freedesktop.org/show_bug.cgi?id=94593 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1540390 Title: Backport more recent driver for SKL, KBL and BXT graphics To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1540390/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
