https://bugzilla.kernel.org/show_bug.cgi?id=199585
--- Comment #6 from Jason Hicks (jaszhix@gmail.com) --- Created attachment 275719 --> https://bugzilla.kernel.org/attachment.cgi?id=275719&action=edit dmesg - second lock up
Disabled DC mode, updated grub, rebooted, and then set the monitor power off timeout to 5 minutes. Log didn't capture a full stack trace this time, but the error looks different. Will go back to kernel 4.15 and see if the issue still occurs.