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 1840236 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/1840236 Title: Horizontal corrupted line at top of screen caused by framebuffer compression Status in linux package in Ubuntu: Incomplete Bug description: This is an follow-up for https://bugs.freedesktop.org/show_bug.cgi?id-108085 but found on IceLake platforms. Right after GDM is login screen is rendered, there might be a thin strap of corrupted image at top of the display for a short while. Like f-d-o bug 108085, sometimes it can also be reproduced by clicking the date/time repeatedly to open and close the calendar several times. Etc. Known work-around so far is to append kernel boot param "i915.enable_fbc=0". ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-5.0.0-1018-oem-osp1 5.0.0-1018.20 ProcVersionSignature: Ubuntu 5.0.0-1018.20-oem-osp1 5.0.18 Uname: Linux 5.0.0-1018-oem-osp1 x86_64 ApportVersion: 2.20.9-0ubuntu7.7 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Thu Aug 15 16:41:01 2019 DistributionChannelDescriptor: # This is the distribution channel descriptor for the OEM CDs # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-bionic-amd64-20190418-59+beaver-osp1-loras+X14 InstallationDate: Installed on 2019-08-12 (3 days ago) InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary 20190418-12:10 SourcePackage: linux-signed-oem-osp1 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1840236/+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