Public bug reported: I see horizontal lines while scrolling web pages and watching HD YouTube videos. Disabling Hardware acceleration only worsen everything. I'm using Ubuntu 16.04 LTS with Nvidia version 378.09 (open source) drivers on a Lenovo z50-70 with Nvidia Geforce 840M and Intel i7.
ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: firefox 50.1.0+build2-0ubuntu0.16.04.1 ProcVersionSignature: Ubuntu 4.4.0-59.80-generic 4.4.35 Uname: Linux 4.4.0-59-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia AddonCompatCheckDisabled: False ApportVersion: 2.20.1-0ubuntu2.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: daniele 1834 F.... pulseaudio /dev/snd/controlC0: daniele 1834 F.... pulseaudio BuildID: 20161209095719 Channel: Unavailable CurrentDesktop: Unity Date: Sun Jan 22 12:34:14 2017 Extensions: extensions.sqlite corrupt or missing ForcedLayersAccel: False IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback IncompatibleExtensions: Unavailable (corrupt or non-existant compatibility.ini or extensions.sqlite) InstallationDate: Installed on 2017-01-08 (13 days ago) InstallationMedia: Ubuntu 16.04.1 LTS "Xenial Xerus" - Release amd64 (20160719) IpRoute: default via 192.168.1.1 dev wlp2s0 proto static metric 600 169.254.0.0/16 dev wlp2s0 scope link metric 1000 192.168.1.0/24 dev wlp2s0 proto kernel scope link src 192.168.1.3 metric 600 Locales: extensions.sqlite corrupt or missing Plugins: Shockwave Flash - /usr/lib/flashplugin-installer/libflashplayer.so PrefSources: prefs.js ProcEnviron: LANGUAGE=it PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=it_IT.UTF-8 SHELL=/bin/bash Profiles: Profile0 (Default) - LastVersion=50.1.0/20161209095719 (In use) RunningIncompatibleAddons: False SourcePackage: firefox Themes: extensions.sqlite corrupt or missing UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/20/2014 dmi.bios.vendor: LENOVO dmi.bios.version: 9BCN29WW dmi.board.asset.tag: No Asset Tag dmi.board.name: Lancer 5A5 dmi.board.vendor: LENOVO dmi.board.version: 31900058WIN dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo Z50-70 dmi.modalias: dmi:bvnLENOVO:bvr9BCN29WW:bd10/20/2014:svnLENOVO:pn20354:pvrLenovoZ50-70:rvnLENOVO:rnLancer5A5:rvr31900058WIN:cvnLENOVO:ct10:cvrLenovoZ50-70: dmi.product.name: 20354 dmi.product.version: Lenovo Z50-70 dmi.sys.vendor: LENOVO ** Affects: firefox (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1658458 Title: horizontal lines while scrolling web pages and watching youtube videos To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1658458/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs