This upstream commit removes the warning, and mentions its "plague".
734fa01f3a17ac80d2d53cee0b05b246c03df0e4 drm/i915/gen9: Calculate watermarks during atomic 'check' (v2) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1658999 Title: [Xenial Regression] Kernel panics on HDMI in Xenial To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1658999/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs