what if you add 'GRUB_GFXPAYLOAD_LINUX=text' to /etc/default/grub (run update-grub to update the actual config) and reboot, does it change anything?
what if you add 'GRUB_GFXPAYLOA D_LINUX= text' to /etc/default/grub (run update-grub to update the actual config) and reboot, does it change anything?