I found an alternate implementation of prime-select, and modified it slightly. With it, if I switch to intel mode , then reboot I manage to login with the integrated graphics getting used as expected.
** Attachment added: "prime-select" https://bugs.launchpad.net/ubuntu/+source/nvidia-prime/+bug/1722039/+attachment/4968556/+files/prime-select -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1722039 Title: Stuck with nvidia graphics only when using the latest NVIDIA 384/387 drivers To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-prime/+bug/1722039/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs