Since there appears to be upstream patches in kernel 6.0 and Mesa 22.3.1
which fix this, perhaps it would be possible to backport those to the
versions in Ubuntu 22.10?  If not, would it at least be possible to
upload such packages to Lunar so that there's an option which doesn't
involve reinstalling the machine to go back to 22.04?

Right now my machine is freezing multiple times per day and it would be
really valuable to get those backports applied.  I'm pretty sure this
affects all Alder Lake-P GPUs on Kinetic, since the upstream bug report
mentions multiple different hardware variants.

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https://bugs.launchpad.net/bugs/1998950

Title:
  GPU hang on Alder Lake laptop

Status in Linux:
  New
Status in linux package in Ubuntu:
  Confirmed
Status in mesa package in Ubuntu:
  Confirmed

Bug description:
  I see frequent (multiple times per day) hangs on my Lenovo ThinkPad X1
  Carbon Gen 10.  When this occurs, part of the image tears away and X
  becomes unusable.  Sometimes the cursor continues to move for a short
  time after the fact.  In order to recover, I must SSH into the machine
  and run `sudo killall -9 Xorg`, which drops me back to the lightdm
  login screen and then things work again.

  I've also seen this on Debian sid on a nearly identical machine, and
  there when upgrading to kernel 6.0 and Mesa 22.3, the problem
  disappears.  However, those are not available in Kinetic.

  I've tried both `i915.enable_psr=0` and `i915.enable_dc=0` as boot
  parameters and this does not affect anything.  The problem has been
  occurring since I installed Ubuntu on this machine when I got it on
  November 17.

  I believe the upstream bug report is this:
  https://gitlab.freedesktop.org/drm/intel/-/issues/6757.

  ProblemType: Bug
  DistroRelease: Ubuntu 22.10
  Package: xorg 1:7.7+23ubuntu2
  ProcVersionSignature: Ubuntu 5.19.0-26.27-generic 5.19.7
  Uname: Linux 5.19.0-26-generic x86_64
  ApportVersion: 2.23.1-0ubuntu3
  Architecture: amd64
  BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
  CasperMD5CheckResult: pass
  CompositorRunning: None
  CurrentDesktop: MATE
  Date: Tue Dec  6 16:42:04 2022
  DistUpgraded: Fresh install
  DistroCodename: kinetic
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes
  GpuHangFrequency: Several times a day
  GpuHangReproducibility: Seems to happen randomly
  GpuHangStarted: Immediately after installing this version of Ubuntu
  GraphicsCard:
   Intel Corporation Alder Lake-P Integrated Graphics Controller [8086:46a6] 
(rev 0c) (prog-if 00 [VGA controller])
     Subsystem: Lenovo Alder Lake-P Integrated Graphics Controller [17aa:22e7]
  InstallationDate: Installed on 2022-11-17 (18 days ago)
  InstallationMedia: Ubuntu 22.10 "Kinetic Kudu" - Release amd64 (20221020)
  MachineType: LENOVO 21CBCTO1WW
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.19.0-26-generic 
root=/dev/mapper/vgubuntu-root ro i915.enable_dc=0 quiet splash 
i915.enable_dc=0 vt.handoff=7
  SourcePackage: xorg
  Symptom: display
  Title: Xorg freeze
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/02/2022
  dmi.bios.release: 1.30
  dmi.bios.vendor: LENOVO
  dmi.bios.version: N3AET65W (1.30 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 21CBCTO1WW
  dmi.board.vendor: LENOVO
  dmi.board.version: SDK0T76461 WIN
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.ec.firmware.release: 1.14
  dmi.modalias: 
dmi:bvnLENOVO:bvrN3AET65W(1.30):bd08/02/2022:br1.30:efr1.14:svnLENOVO:pn21CBCTO1WW:pvrThinkPadX1CarbonGen10:rvnLENOVO:rn21CBCTO1WW:rvrSDK0T76461WIN:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21CB_BU_Think_FM_ThinkPadX1CarbonGen10:
  dmi.product.family: ThinkPad X1 Carbon Gen 10
  dmi.product.name: 21CBCTO1WW
  dmi.product.sku: LENOVO_MT_21CB_BU_Think_FM_ThinkPad X1 Carbon Gen 10
  dmi.product.version: ThinkPad X1 Carbon Gen 10
  dmi.sys.vendor: LENOVO
  version.compiz: compiz N/A
  version.libdrm2: libdrm2 2.4.113-2
  version.libgl1-mesa-dri: libgl1-mesa-dri 22.2.1-1ubuntu1
  version.libgl1-mesa-glx: libgl1-mesa-glx 22.2.1-1ubuntu1
  version.xserver-xorg-core: xserver-xorg-core 2:21.1.4-2ubuntu1.2
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-3
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 
2:2.99.917+git20210115-1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
1:1.0.17-2build1

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