*** This bug is a duplicate of bug 1924624 ***
https://bugs.launchpad.net/bugs/1924624
Thank you for taking the time to report this bug and helping to make
Ubuntu better. This particular bug has already been reported and is a
duplicate of bug 1924624, so it is being marked as such. Please look at
the other bug report to see if there is any missing information that you
can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report. Feel free to continue to report any other bugs you may
find.
** This bug has been marked a duplicate of bug 1924624
After upgrade to kernel 5.8.0-49/50 with Intel Gen7 (Haswell/Ivy Bridge)
graphics a lot of glitches render screen unusable
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https://bugs.launchpad.net/bugs/1927936
Title:
My display is flashes
Status in xorg package in Ubuntu:
New
Bug description:
All my desktop windows are flashes.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSignature: Ubuntu 5.8.0-50.56~20.04.1-generic 5.8.18
Uname: Linux 5.8.0-50-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.17
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Mon May 10 12:24:44 2021
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes, if not too technical
GraphicsCard:
Intel Corporation Haswell-ULT Integrated Graphics Controller [8086:0a16]
(rev 0b) (prog-if 00 [VGA controller])
Subsystem: Lenovo ThinkPad X240 [17aa:2214]
InstallationDate: Installed on 2021-04-10 (29 days ago)
InstallationMedia: Ubuntu 20.04.2.0 LTS "Focal Fossa" - Release amd64
(20210209.1)
MachineType: LENOVO 20AL00C6MS
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.8.0-50-generic
root=/dev/mapper/vgubuntu-root ro quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/20/2018
dmi.bios.release: 2.44
dmi.bios.vendor: LENOVO
dmi.bios.version: GIET94WW (2.44 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20AL00C6MS
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50510 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.ec.firmware.release: 1.17
dmi.modalias:
dmi:bvnLENOVO:bvrGIET94WW(2.44):bd09/20/2018:br2.44:efr1.17:svnLENOVO:pn20AL00C6MS:pvrThinkPadX240:rvnLENOVO:rn20AL00C6MS:rvrSDK0E50510WIN:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.family: ThinkPad X240
dmi.product.name: 20AL00C6MS
dmi.product.sku: LENOVO_MT_20AL_BU_Think_FM_ThinkPad X240
dmi.product.version: ThinkPad X240
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.102-1ubuntu1~20.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.04.1
version.libgl1-mesa-glx: libgl1-mesa-glx 20.2.6-0ubuntu0.20.04.1
version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.2~20.04.2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20200226-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
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