Displays blinking after Ubuntu 20.10 upgrade

[Roman]

Hi!

MY Displays are blinking after Ubuntu 20.10 upgrade. Please see the log.

ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: xorg 1:7.7+19ubuntu15
ProcVersionSignature: Ubuntu 5.8.0-29.31-generic 5.8.14
Uname: Linux 5.8.0-29-generic x86_64
.tmp.unity_support_test.0:

ApportVersion: 2.20.11-0ubuntu50.2
Architecture: amd64
CasperMD5CheckResult: skip
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
Date: Tue Dec 1 14:02:04 2020
DistUpgraded: 2020-11-26 14:18:08,201 DEBUG Running PostInstallScript: './xorg_fix_proprietary.py'
DistributionChannelDescriptor:
 # This is a distribution channel descriptor
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-xenial-amd64-osp1-20171027-1
DistroCodename: groovy
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
 Intel Corporation UHD Graphics 630 (Mobile) [8086:3e9b] (prog-if 00 [VGA controller])
   Subsystem: Dell UHD Graphics 630 (Mobile) [1028:0818]
InstallationDate: Installed on 2019-01-24 (677 days ago)
InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20171027-10:57
MachineType: Dell Inc. Latitude 5491
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-29-generic root=UUID=33b5750d-e24c-406f-924e-050b03935415 ro alx.enable_wol=1 mem_sleep_default=deep quiet splash vt.handoff=7
SourcePackage: xorg
UpgradeStatus: Upgraded to groovy on 2020-11-26 (4 days ago)
dmi.bios.date: 02/25/2020
dmi.bios.release: 1.12
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.12.0
dmi.board.name: 0R8P2H
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvr1.12.0:bd02/25/2020:br1.12:svnDellInc.:pnLatitude5491:pvr:rvnDellInc.:rn0R8P2H:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Latitude
dmi.product.name: Latitude 5491
dmi.product.sku: 0818
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.14.1+20.10.20200813-0ubuntu1
version.libdrm2: libdrm2 2.4.102-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.1-1
version.libgl1-mesa-glx: libgl1-mesa-glx 20.2.1-1
version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.10.6-2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20200714-1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
xserver.bootTime: Tue Jul 28 12:22:12 2020
xserver.configfile: default
xserver.errors:
 open /dev/dri/card0: No such file or directory
 open /dev/dri/card0: No such file or directory
 Screen 0 deleted because of no matching config section.
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:

xserver.version: 2:1.20.8-2ubuntu2.2

[Daniel van Vugt (vanvugt)]

I can't see anything relevant in the attached files. Can you provide a video of the problem?

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]