Public bug reported:

I have a second monitor plugged into this laptop. Under
5.15.0-52-generic this monitor isn't seen by Ubuntu, whether via a
thunderbolt dongle or directly into the HDMI port. When I boot it back
into 5.15.0-50-generic it works just fine.

ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: linux-image-5.15.0-52-generic 5.15.0-52.58
ProcVersionSignature: Ubuntu 5.15.0-50.56-generic 5.15.60
Uname: Linux 5.15.0-50-generic x86_64
ApportVersion: 2.20.11-0ubuntu82.1
Architecture: amd64
AudioDevicesInUse:
 USER        PID ACCESS COMMAND
 /dev/snd/controlC1:  robin      4304 F.... pulseaudio
 /dev/snd/controlC0:  robin      4304 F.... pulseaudio
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Wed Oct 19 14:53:25 2022
InstallationDate: Installed on 2022-03-17 (216 days ago)
InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Alpha amd64 (20220313)
MachineType: Dell Inc. Latitude 7320
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-50-generic 
root=/dev/mapper/vgubuntu-root ro quiet splash vt.handoff=7
RelatedPackageVersions:
 linux-restricted-modules-5.15.0-50-generic N/A
 linux-backports-modules-5.15.0-50-generic  N/A
 linux-firmware                             20220329.git681281e4-0ubuntu3.5
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 06/15/2022
dmi.bios.release: 1.17
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.17.2
dmi.board.name: 07MHG4
dmi.board.vendor: Dell Inc.
dmi.board.version: A02
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: 
dmi:bvnDellInc.:bvr1.17.2:bd06/15/2022:br1.17:svnDellInc.:pnLatitude7320:pvr:rvnDellInc.:rn07MHG4:rvrA02:cvnDellInc.:ct10:cvr:sku0A34:
dmi.product.family: Latitude
dmi.product.name: Latitude 7320
dmi.product.sku: 0A34
dmi.sys.vendor: Dell Inc.

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


** Tags: amd64 apport-bug jammy wayland-session

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https://bugs.launchpad.net/bugs/1993532

Title:
  Unable to see second monitor

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  I have a second monitor plugged into this laptop. Under
  5.15.0-52-generic this monitor isn't seen by Ubuntu, whether via a
  thunderbolt dongle or directly into the HDMI port. When I boot it back
  into 5.15.0-50-generic it works just fine.

  ProblemType: Bug
  DistroRelease: Ubuntu 22.04
  Package: linux-image-5.15.0-52-generic 5.15.0-52.58
  ProcVersionSignature: Ubuntu 5.15.0-50.56-generic 5.15.60
  Uname: Linux 5.15.0-50-generic x86_64
  ApportVersion: 2.20.11-0ubuntu82.1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  robin      4304 F.... pulseaudio
   /dev/snd/controlC0:  robin      4304 F.... pulseaudio
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Oct 19 14:53:25 2022
  InstallationDate: Installed on 2022-03-17 (216 days ago)
  InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Alpha amd64 (20220313)
  MachineType: Dell Inc. Latitude 7320
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-50-generic 
root=/dev/mapper/vgubuntu-root ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-5.15.0-50-generic N/A
   linux-backports-modules-5.15.0-50-generic  N/A
   linux-firmware                             20220329.git681281e4-0ubuntu3.5
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 06/15/2022
  dmi.bios.release: 1.17
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.17.2
  dmi.board.name: 07MHG4
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A02
  dmi.chassis.type: 10
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr1.17.2:bd06/15/2022:br1.17:svnDellInc.:pnLatitude7320:pvr:rvnDellInc.:rn07MHG4:rvrA02:cvnDellInc.:ct10:cvr:sku0A34:
  dmi.product.family: Latitude
  dmi.product.name: Latitude 7320
  dmi.product.sku: 0A34
  dmi.sys.vendor: Dell Inc.

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