The log messages specifically refer to lightdm, "2023-10-08T16:35:59.205065+00:00 ubuntu-budgie lightdm[1890]: df: /sys/firmware/efi/efivars: Invalid argument", and I noticed this patch in lightdm:
https://git.launchpad.net/ubuntu/+source/lightdm/tree/debian/patches/04_language_handling.patch?h=applied/ubuntu/devel#n79
The log messages specifically refer to lightdm, "2023-10- 08T16:35: 59.205065+ 00:00 ubuntu-budgie lightdm[1890]: df: /sys/firmware/ efi/efivars: Invalid argument", and I noticed this patch in lightdm:
https:/ /git.launchpad. net/ubuntu/ +source/ lightdm/ tree/debian/ patches/ 04_language_ handling. patch?h= applied/ ubuntu/ devel#n79