apport information

** Attachment added: "PulseList.txt"
   
https://bugs.launchpad.net/bugs/2085119/+attachment/5830342/+files/PulseList.txt

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https://bugs.launchpad.net/bugs/2085119

Title:
  Regression from linux-6.5 oem to linux-6.8 generic - Lenovo privacy
  guard does not work (flashes on and then off)

Status in linux package in Ubuntu:
  New
Status in linux-hwe-6.8 package in Ubuntu:
  New
Status in linux source package in Jammy:
  New
Status in linux-hwe-6.8 source package in Jammy:
  New

Bug description:
  The laptop shipped with Lenovo's 6.5.0-1019-oem, but upon upgrades
  switched to 6.8.0-47-generic which is generally preferred because
  6.5-oem is no longer seeing updates.

  However, there is a regression that Fn+D Lenovo Privacy Guard does not
  switch correctly on after the laptop has been connected to an external
  display, and detaching from the external display does not help. Normal
  behavior is possible only after rebooting with no external screen
  attached.

  ## Test Case

  Laptop model: Lenovo Thinkpad T14s Gen 5 (Intel) with vendor support
  Ubuntu 22.04 LTS (oem-sutton-carr-meta)

  1. Boot to desktop, check that Fn+D is functional both to turn the feature on 
and off
  2. Attach external display, and try again.
  3. Detach external display, try again.
  4. Reboot, and try again.

  ## Expected Behavior

  Fn+D works as intended in all cases. This is how it works with
  6.5.0-1019-oem.

  ## Actual Behavior

  In the case of 2. and 3., Fn+D only results in a "flashing" Privacy Guard 
being activated but immediately deactivated, so that it does not stay on.
  --- 
  ProblemType: Bug
  ApportVersion: 2.20.11-0ubuntu82.6
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  secto10    1765 F.... pulseaudio
   /dev/snd/controlC1:  secto10    1765 F.... pulseaudio
  CRDA: N/A
  CasperMD5CheckMismatches: ./.disk/casper-uuid-oem ./boot/grub/efi.img 
./boot/grub/grub.cfg ./casper/initrd
  CasperMD5CheckResult: fail
  CurrentDesktop: ubuntu:GNOME
  DistributionChannelDescriptor:
   # This is the distribution channel descriptor for the OEM CDs
   # For more information see 
http://wiki.ubuntu.com/DistributionChannelDescriptor
   canonical-oem-sutton-jammy-amd64-20240409-800
  DistroRelease: Ubuntu 22.04
  InstallationDate: Installed on 2024-04-23 (180 days ago)
  InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - 
pc-sutton-jammy-amd64-20240409-800
  MachineType: LENOVO 21LSCTO1WW
  Package: linux-hwe-6.8
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-47-generic 
root=UUID=cd7231e8-b1db-45c4-aaa0-e396d0ff90b7 ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 6.8.0-47.47~22.04.1-generic 6.8.12
  RelatedPackageVersions:
   linux-restricted-modules-6.8.0-47-generic N/A
   linux-backports-modules-6.8.0-47-generic  N/A
   linux-firmware                            20220329.git681281e4-0ubuntu3.34
  Tags:  jammy wayland-session
  Uname: Linux 6.8.0-47-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  _MarkForUpload: True
  dmi.bios.date: 08/07/2024
  dmi.bios.release: 1.7
  dmi.bios.vendor: LENOVO
  dmi.bios.version: N46ET17W (1.07 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 21LSCTO1WW
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Defined
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.ec.firmware.release: 1.4
  dmi.modalias: 
dmi:bvnLENOVO:bvrN46ET17W(1.07):bd08/07/2024:br1.7:efr1.4:svnLENOVO:pn21LSCTO1WW:pvrThinkPadT14sGen5:rvnLENOVO:rn21LSCTO1WW:rvrNotDefined:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21LS_BU_Think_FM_ThinkPadT14sGen5:
  dmi.product.family: ThinkPad T14s Gen 5
  dmi.product.name: 21LSCTO1WW
  dmi.product.sku: LENOVO_MT_21LS_BU_Think_FM_ThinkPad T14s Gen 5
  dmi.product.version: ThinkPad T14s Gen 5
  dmi.sys.vendor: LENOVO

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