Thank you for the quick investigation into this. Once the patch you listed: https://gitlab.gnome.org/GNOME/mutter/-/commit/690b8806d is available, would I have to comment out the KMS_MODIFIERS line for completeness?
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1966808 Title: [amdgpu][radeon] gnome-shell Wayland sessions fail to start (Failed to lock front buffer on /dev/dri/card1: drmModeAddFB2WithModifiers failed: Invalid argument) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1966808/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs