> the interesting bit is that my i915 GPU is marked as card1, and not card0 (e.g. simpledrm was loaded earlier, attached as card0 but later unloaded?)
Yes, that's what happens. As soon as i195 registers fb0, simpledrm is unloaded: [ 280.175042] i915 0000:00:02.0: [drm] fb0: i915drmfb frame buffer device -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2084046 Title: [i915] Phantom "Unknown" display detected Status in linux package in Ubuntu: Confirmed Bug description: Settings is reporting a second display ("Unknown") is connected. This is on a laptop which has nothing plugged in and only an Intel GPU. It appears the problem is once again (like bug 2060268) SimpleDRM: Node: /dev/dri/card0 ├───Driver: simpledrm (DRM driver for simple-framebuffer platform devices) version 1.0.0 (0) -- Node: /dev/dri/card1 ├───Driver: i915 (Intel Graphics) version 1.6.0 (0) Linux version 6.11.0-8-generic (buildd@lcy02-amd64-042) (x86_64-linux- gnu-gcc-14 (Ubuntu 14.2.0-4ubuntu2) 14.2.0, GNU ld (GNU Binutils for Ubuntu) 2.43.1) #8-Ubuntu SMP PREEMPT_DYNAMIC Mon Sep 16 13:41:20 UTC 2024 (Ubuntu 6.11.0-8.8-generic 6.11.0) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2084046/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
