Public bug reported:

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)

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: i915 oracular simpledrm

** Attachment added: "dmesg.txt"
   https://bugs.launchpad.net/bugs/2084046/+attachment/5826367/+files/dmesg.txt

** Description changed:

  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)

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https://bugs.launchpad.net/bugs/2084046

Title:
  [i915] Phantom "Unknown" display detected

Status in linux package in Ubuntu:
  New

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)

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