** Attachment added: "Képernyőkép – 2014-12-06 15:04:50.png" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1444268/+attachment/4375901/+files/K%C3%A9perny%C5%91k%C3%A9p%20%E2%80%93%202014-12-06%2015%3A04%3A50.png
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1444268 Title: [Lenovo ThinkPad T400] Screen corruption Status in xorg package in Ubuntu: New Bug description: I often perceive massive screen corruption, most prominently in Firefox / GMail, but it may happen with any application, including terminals. Sometimes oversized letters appear. I run video stress tests, but they run without errors. I suspect the problem presents when many text needs to be rendered on-screen, as odd as it sounds. I will attach screenshots. ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: xorg 1:7.7+7ubuntu2 ProcVersionSignature: Ubuntu 3.16.0-34.45-generic 3.16.7-ckt8 Uname: Linux 3.16.0-34-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.14.7-0ubuntu8.2 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Wed Apr 15 07:23:31 2015 DistUpgraded: 2014-11-11 12:36:03,224 DEBUG enabling apt cron job DistroCodename: utopic DistroVariant: ubuntu ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:20e4] Subsystem: Lenovo Device [17aa:20e4] InstallationDate: Installed on 2014-06-10 (308 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: LENOVO 6474B84 PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.16.0-34-generic root=/dev/mapper/thinkvg-rootlv ro rootflags=subvol=@ SourcePackage: xorg Symptom: display UpgradeStatus: Upgraded to utopic on 2014-11-11 (154 days ago) dmi.bios.date: 10/17/2012 dmi.bios.vendor: LENOVO dmi.bios.version: 7UET94WW (3.24 ) dmi.board.name: 6474B84 dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr7UET94WW(3.24):bd10/17/2012:svnLENOVO:pn6474B84:pvrThinkPadT400:rvnLENOVO:rn6474B84:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 6474B84 dmi.product.version: ThinkPad T400 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12+14.10.20140918-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.56-1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.3.2-0ubuntu0.1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.3.2-0ubuntu0.1 version.xserver-xorg-core: xserver-xorg-core 2:1.16.0-1ubuntu1.3 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.4.0-2ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.914-1~exp1ubuntu4.2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2 xserver.bootTime: Sat Apr 11 00:20:40 2015 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 16435 vendor LEN xserver.version: 2:1.16.0-1ubuntu1.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1444268/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp