This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:
apport-collect 1896091 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1896091 Title: [i915] graphic corruption following orkqueue: PF_MEMALLOC task 131(kswapd0) is flushing !WQ_MEM_RECLAIM events_unbound:active_work [i915] Status in linux package in Ubuntu: Incomplete Bug description: I left my desktop (T480s thinkpad docked to ThinkVision P24h-10) unattended for a while, and then got the error message and now have funny lines on activity, e.g. red lines flashing on top of gnome-shell bar when switching windows, or white blocks/lines around typing text. This is the second or third time it happened, reboot fixes it until the error pops up again. ProblemType: Bug DistroRelease: Ubuntu 20.10 Package: linux-image-5.8.0-19-generic 5.8.0-19.20 ProcVersionSignature: Ubuntu 5.8.0-19.20-generic 5.8.8 Uname: Linux 5.8.0-19-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu45 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: jak 5052 F.... pulseaudio /dev/snd/controlC1: jak 5052 F.... pulseaudio /dev/snd/pcmC1D0p: jak 5052 F...m pulseaudio /dev/snd/controlC0: jak 5052 F.... pulseaudio CasperMD5CheckResult: skip CurrentDesktop: GNOME CurrentDmesg: Error: command ['dmesg'] failed with exit code 1: dmesg: read kernel buffer failed: Operation not permitted Date: Thu Sep 17 19:14:11 2020 HibernationDevice: RESUME=none InstallationDate: Installed on 2018-03-14 (917 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180313) MachineType: LENOVO 20L8S02D00 ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.8.0-19-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.8.0-19-generic N/A linux-backports-modules-5.8.0-19-generic N/A linux-firmware 1.190 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/04/2020 dmi.bios.release: 1.42 dmi.bios.vendor: LENOVO dmi.bios.version: N22ET65W (1.42 ) dmi.board.asset.tag: Not Available dmi.board.name: 20L8S02D00 dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.ec.firmware.release: 1.20 dmi.modalias: dmi:bvnLENOVO:bvrN22ET65W(1.42):bd06/04/2020:br1.42:efr1.20:svnLENOVO:pn20L8S02D00:pvrThinkPadT480s:rvnLENOVO:rn20L8S02D00:rvrNotDefined:cvnLENOVO:ct10:cvrNone: dmi.product.family: ThinkPad T480s dmi.product.name: 20L8S02D00 dmi.product.sku: LENOVO_MT_20L8_BU_Think_FM_ThinkPad T480s dmi.product.version: ThinkPad T480s dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1896091/+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