"reproduced on two Thinkpad laptops with bios set to Discrete graphics"
Weird, I only get this problem if the bios is set to: "Hybrid Graphics", and everything works on Discrete Graphics. Details of how I've set those: https://askubuntu.com/questions/973605/ubuntu-17-10-boot-stuck-at- message-started-nvidia-persistence-daemon-after-ins/976578#976578 Lenovo P51, UEFI BIOS Version N1UE40W, NVIDIA Quadro M1200 Mobile, nvidia-384 installed from software-properties-gtk. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gdm3 in Ubuntu. https://bugs.launchpad.net/bugs/1714881 Title: no gdm3 greeter with nvidia quadro and modeset=1, discrete nvidia (not optimus) To manage notifications about this bug go to: https://bugs.launchpad.net/gdm/+bug/1714881/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs