** Changed in: linux (Ubuntu) Importance: Undecided => Critical -- 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/1552304
Title: screen flicker on Dell XPS 13 9350 after kernel upgrade Status in linux package in Ubuntu: Confirmed Bug description: I upgraded to this version of the linux kernel (Linux xps 4.4.0-9-generic #24-Ubuntu SMP Mon Feb 29 19:33:19 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux) and the screen now flickers ramdomly. flicker every few seconds for a fraction of the second. Not related to application install or system load. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-9-generic 4.4.0-9.24 ProcVersionSignature: Ubuntu 4.4.0-9.24-generic 4.4.3 Uname: Linux 4.4.0-9-generic x86_64 ApportVersion: 2.20-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: anmar 1810 F.... pulseaudio CurrentDesktop: Unity Date: Wed Mar 2 11:11:37 2016 HibernationDevice: RESUME=UUID=94adb22b-7cde-416d-a17f-c3e5d40718da InstallationDate: Installed on 2016-03-02 (0 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20160301) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 0bda:5682 Realtek Semiconductor Corp. Bus 001 Device 002: ID 0a5c:6412 Broadcom Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Dell Inc. XPS 13 9350 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-9-generic.efi.signed root=UUID=9945d9bf-9e44-4308-a4ec-c1f92f9b330c ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-9-generic N/A linux-backports-modules-4.4.0-9-generic N/A linux-firmware 1.156 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/18/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.1.9 dmi.board.name: 07TYC2 dmi.board.vendor: Dell Inc. dmi.board.version: A01 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.1.9:bd12/18/2015:svnDellInc.:pnXPS139350:pvr:rvnDellInc.:rn07TYC2:rvrA01:cvnDellInc.:ct9:cvr: dmi.product.name: XPS 13 9350 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1552304/+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