Can you try a vanilla 5.4.30 kernel from here, and see if it has the same problem? That will let us know if any of the fixes we've applied on top of 5.4 is responsible.
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.4.30/ Note that you will need to disable secure boot to boot into this kernel. Thanks! ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872760 Title: i915 - after return from suspend display is flickering To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1872760/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
