*** This bug is a duplicate of bug 1958412 *** https://bugs.launchpad.net/bugs/1958412
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 1958412, 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 1958412 [amdgpu] Flickering/noise on screen started in kernel 5.13 -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-hwe-5.13 in Ubuntu. https://bugs.launchpad.net/bugs/1958890 Title: [amdgpu] the screen is flickering after waking up from sleep Status in linux-hwe-5.13 package in Ubuntu: New Bug description: the screen is flcikering after waking up from sleep ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: xorg 1:7.7+19ubuntu14 ProcVersionSignature: Ubuntu 5.13.0-27.29~20.04.1-generic 5.13.19 Uname: Linux 5.13.0-27-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CasperMD5CheckResult: skip CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Mon Jan 24 23:04:53 2022 DistUpgraded: Fresh install DistroCodename: focal DistroVariant: ubuntu DkmsStatus: amdgpu, 5.6.0.15-1098277: added ExtraDebuggingInterest: Yes GpuHangFrequency: Several times a day GpuHangReproducibility: Occurs more often under certain circumstances GpuHangStarted: Since before I upgraded GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] Device [1002:164c] (rev c1) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:3f95] InstallationDate: Installed on 2022-01-11 (12 days ago) InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819) MachineType: LENOVO 82KT ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.13.0-27-generic root=UUID=7e63c3e2-afff-4841-8da3-9dad122a8352 ro nouveau.modeset=0 quiet splash vt.handoff=7 SourcePackage: xorg Symptom: display Title: Xorg freeze UpgradeStatus: No upgrade log present (probably fresh install) XorgLogOld: dmi.bios.date: 07/23/2021 dmi.bios.release: 1.40 dmi.bios.vendor: LENOVO dmi.bios.version: GLCN40WW dmi.board.asset.tag: No Asset Tag dmi.board.name: LNVNB161216 dmi.board.vendor: LENOVO dmi.board.version: SDK0Q55726WIN dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: IdeaPad 3 14ALC6 dmi.ec.firmware.release: 1.40 dmi.modalias: dmi:bvnLENOVO:bvrGLCN40WW:bd07/23/2021:br1.40:efr1.40:svnLENOVO:pn82KT:pvrIdeaPad314ALC6:rvnLENOVO:rnLNVNB161216:rvrSDK0Q55726WIN:cvnLENOVO:ct10:cvrIdeaPad314ALC6:skuLENOVO_MT_82KT_BU_idea_FM_IdeaPad314ALC6: dmi.product.family: IdeaPad 3 14ALC6 dmi.product.name: 82KT dmi.product.sku: LENOVO_MT_82KT_BU_idea_FM_IdeaPad 3 14ALC6 dmi.product.version: IdeaPad 3 14ALC6 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.14.1+20.04.20200211-0ubuntu1 version.libdrm2: libdrm2 2.4.105-3~20.04.2 version.libgl1-mesa-dri: libgl1-mesa-dri 21.0.3-0ubuntu0.3~20.04.5 version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core 2:1.20.13-1ubuntu1~20.04.2 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 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.13/+bug/1958890/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp