You have been subscribed to a public bug:
Ubuntu 20.04 LTS
Release: 20.04
It is not related to Xorg.
After upgrade to 20.04.
Not with any previous version.
It happens only on the Desktop, never in any other programs.
Lines stay on screen between 1 and 2 seconds.
It happens on my laptop hp probook 450-G1 (under wayland), dell inspiron 7773
(under wayland) and pc built box (GPU radeon under Xorg).
Posted the issue on Ask Ubuntu, but no answer.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: xorg 1:7.7+19ubuntu14
ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30
Uname: Linux 5.4.0-29-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
CasperMD5CheckResult: skip
CompositorRunning: None
CurrentDesktop: ubuntu:GNOME
Date: Mon May 18 06:47:50 2020
DistUpgraded: Fresh install
DistroCodename: focal
DistroVariant: ubuntu
DkmsStatus: bcmwl, 6.30.223.271+bdcom, 5.4.0-29-generic, x86_64: installed
ExtraDebuggingInterest: Yes
GraphicsCard:
Advanced Micro Devices, Inc. [AMD/ATI] Navi 10 [Radeon RX 5600 OEM/5600 XT /
5700/5700 XT] [1002:731f] (rev c4) (prog-if 00 [VGA controller])
Subsystem: Micro-Star International Co., Ltd. [MSI] Navi 10 [Radeon RX 5600
OEM/5600 XT / 5700/5700 XT] [1462:3811]
InstallationDate: Installed on 2020-04-24 (23 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
MachineType: Gigabyte Technology Co., Ltd. X570 AORUS PRO
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-29-generic
root=UUID=97a84f93-4387-4b54-bdc6-7e20b816ecb9 ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/06/2019
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F11
dmi.board.asset.tag: Default string
dmi.board.name: X570 AORUS PRO
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias:
dmi:bvnAmericanMegatrendsInc.:bvrF11:bd12/06/2019:svnGigabyteTechnologyCo.,Ltd.:pnX570AORUSPRO:pvr-CF:rvnGigabyteTechnologyCo.,Ltd.:rnX570AORUSPRO:rvrx.x:cvnDefaultstring:ct3:cvrDefaultstring:
dmi.product.family: Default string
dmi.product.name: X570 AORUS PRO
dmi.product.sku: Default string
dmi.product.version: -CF
dmi.sys.vendor: Gigabyte Technology Co., Ltd.
version.compiz: compiz N/A
version.libdrm2: libdrm2 2.4.101-2
version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.4-2ubuntu1
version.libgl1-mesa-glx: libgl1-mesa-glx N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.20.8-2ubuntu2
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
** Affects: xorg (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug corruption focal third-party-packages ubuntu
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Lines appear on Desktop when moving mouse around.
https://bugs.launchpad.net/bugs/1879237
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