As stated in comment #2: As a first point of call you should return the laptop to where you bought it, or contact HP Support about a warranty claim.
-- 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/1824415 Title: Vertical line screen flickers randomly appears on built-in laptop display only Status in linux package in Ubuntu: Confirmed Bug description: The issue is similar to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1785912 the short video with the problem https://photos.app.goo.gl/i5dHrQUDV1T2gp8o9 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: xorg 1:7.7+19ubuntu7.1 ProcVersionSignature: Ubuntu 4.15.0-47.50-generic 4.15.18 Uname: Linux 4.15.0-47-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.6 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Thu Apr 11 22:42:06 2019 DistUpgraded: Fresh install DistroCodename: bionic DistroVariant: ubuntu GraphicsCard: Intel Corporation UHD Graphics 620 [8086:5917] (rev 07) (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company UHD Graphics 620 [103c:83b2] InstallationDate: Installed on 2018-12-03 (129 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) MachineType: HP HP EliteBook 840 G5 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-47-generic root=UUID=4b3ca7ee-f7ef-4f10-ae37-d86fdeb64942 ro quiet splash vt.handoff=1 SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/12/2018 dmi.bios.vendor: HP dmi.bios.version: Q78 Ver. 01.04.00 dmi.board.name: 83B2 dmi.board.vendor: HP dmi.board.version: KBC Version 04.53.00 dmi.chassis.asset.tag: F51020 dmi.chassis.type: 10 dmi.chassis.vendor: HP dmi.modalias: dmi:bvnHP:bvrQ78Ver.01.04.00:bd09/12/2018:svnHP:pnHPEliteBook840G5:pvr:rvnHP:rn83B2:rvrKBCVersion04.53.00:cvnHP:ct10:cvr: dmi.product.family: 103C_5336AN HP EliteBook dmi.product.name: HP EliteBook 840 G5 dmi.sys.vendor: HP version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.95-1~18.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 18.2.8-0ubuntu0~18.04.2 version.libgl1-mesa-glx: libgl1-mesa-glx 18.2.8-0ubuntu0~18.04.2 version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu4.2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:18.0.1-1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20171229-1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1824415/+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
