Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.14 kernel[0]. If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.14-rc4 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => 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/1721911 Title: Dell 5559 - Ubuntu 14.04.5 Screen Flicker on Tilting Lid Status in linux package in Ubuntu: Incomplete Bug description: The screen flickers on tilting the lid especially on boot-up. The resolution seems to be fine otherwise. I have tried changing the compiz settings, downgrading my nvidia drivers to current and other solutions on the interwebs, but to no avail. Some details about the specs: $ cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=14.04 DISTRIB_CODENAME=trusty DISTRIB_DESCRIPTION="Ubuntu 14.04.5 LTS" $ uname -a Linux 3.13.0-92-generic #139-Ubuntu SMP Tue Jun 28 20:42:26 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux $ lspci -nnk | grep -iA2 vga 00:02.0 VGA compatible controller [0300]: Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09) Subsystem: Dell Device [1028:06ae] Kernel driver in use: i915 $ env | grep DESK GNOME_DESKTOP_SESSION_ID=this-is-deprecated ZENDESK_TOKEN=cTvl9FPtaQ0cx04d45VezfL693DJIZD5G7KFwXyU DESKTOP_SESSION=ubuntu XDG_CURRENT_DESKTOP=Unity --- ApportVersion: 2.14.1-0ubuntu3.24 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: harsha 3009 F.... pulseaudio /dev/snd/controlC1: harsha 3009 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 HibernationDevice: RESUME=UUID=e38da5dd-2672-4910-846a-8343ad8ef094 InstallationDate: Installed on 2016-07-29 (434 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) MachineType: Dell Inc. Inspiron 5558 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-92-generic.efi.signed root=UUID=52b49593-7535-4a95-a605-3c9b2d56e4bf ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.13.0-92.139-generic 3.13.11-ckt39 RelatedPackageVersions: linux-restricted-modules-3.13.0-92-generic N/A linux-backports-modules-3.13.0-92-generic N/A linux-firmware 1.127.23 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no StagingDrivers: rts5139 Tags: trusty staging Uname: Linux 3.13.0-92-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 08/26/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: A05 dmi.board.name: 086DKN dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA05:bd08/26/2015:svnDellInc.:pnInspiron5558:pvr01:rvnDellInc.:rn086DKN:rvrA00:cvnDellInc.:ct9:cvr: dmi.product.name: Inspiron 5558 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1721911/+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
