This time I turned off the displayed, unplugged it, then left it unplugged while I rebooted. After rebooting and logging in, I turned on the display and plugged it in. Attached is the dmesg from this boot.
** Attachment added: "dmesg from functional boot" https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1830792/+attachment/5270411/+files/dmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1830792 Title: [i915] Rotated display is overscaled and overdrawn while i915 crashes repeatedly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1830792/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs