** Changed in: xserver-xorg-video-intel (Ubuntu) Status: Incomplete => New
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1488409 Title: [MacbookPro11,2] Using external displays show corrupted, flickering images Status in xserver-xorg-video-intel package in Ubuntu: New Bug description: Prior to install Wily Werewolf I could use external displays - including an Apple Cinema 27 (mini DisplayPort) and various projectors (Mini-DP to VGA). Since installing Wily external displays show corrupted visuals. For instance right now, when I plug in an Apple Cinema 27 the display initially shows the contents of my internal display prior to plugging in, but tiled and flashing on/off at about 1 Hz. The display does not update if I type a letter. If I move the mouse the flashing becomes a fast flicker, perhaps 10 Hz. The internal display recovers, once the cable is unplugged. I see similar behaviour with a 1080p television, using either the built in HDMI or Mini-DP -> HDMI The same display and laptop work under OSX and previously worked with Ubuntu 15.04. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xserver-xorg-video-intel 2:2.99.917-1ubuntu1 ProcVersionSignature: Ubuntu 4.1.0-3.3-generic 4.1.3 Uname: Linux 4.1.0-3-generic x86_64 NonfreeKernelModules: wl .tmp.unity.support.test.0: ApportVersion: 2.18-0ubuntu7 Architecture: amd64 CompizPlugins: [core,composite,opengl,compiztoolbox,decor,grid,regex,mousepoll,vpswitch,place,wall,move,snap,session,gnomecompat,resize,imgpng,animation,expo,workarounds,fade,scale,ezoom,unityshell] CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Tue Aug 25 09:02:10 2015 DistUpgraded: 2015-07-29 16:30:41,046 DEBUG running apport_crash() DistroCodename: wily DistroVariant: ubuntu DkmsStatus: bcmwl, 6.30.223.248+bdcom, 4.1.0-3-generic, x86_64: installed virtualbox, 5.0.2, 4.1.0-3-generic, x86_64: installed ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Crystal Well Integrated Graphics Controller [8086:0d26] (rev 08) (prog-if 00 [VGA controller]) Subsystem: Apple Inc. Device [106b:012e] InstallationDate: Installed on 2015-01-24 (212 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) MachineType: Apple Inc. MacBookPro11,2 PlymouthDebug: Error: [Errno 13] Permission denied: '/var/log/plymouth-debug.log' ProcEnviron: LANGUAGE=en_GB:en PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_GB.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.1.0-3-generic.efi.signed root=UUID=d846ddfa-b48d-44b4-ab28-6c3a00d0252c ro rootflags=subvol=@ plymouth:debug splash quiet drm.debug=0xe SourcePackage: xserver-xorg-video-intel UpgradeStatus: Upgraded to wily on 2015-07-29 (26 days ago) dmi.bios.date: 01/07/2015 dmi.bios.vendor: Apple Inc. dmi.bios.version: MBP112.88Z.0138.B14.1501071031 dmi.board.asset.tag: Base Board Asset Tag# dmi.board.name: Mac-3CBD00234E554E41 dmi.board.vendor: Apple Inc. dmi.board.version: MacBookPro11,2 dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-3CBD00234E554E41 dmi.modalias: dmi:bvnAppleInc.:bvrMBP112.88Z.0138.B14.1501071031:bd01/07/2015:svnAppleInc.:pnMacBookPro11,2:pvr1.0:rvnAppleInc.:rnMac-3CBD00234E554E41:rvrMacBookPro11,2:cvnAppleInc.:ct10:cvrMac-3CBD00234E554E41: dmi.product.name: MacBookPro11,2 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. version.compiz: compiz 1:0.9.12.1+15.10.20150805-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.6.3-1ubuntu1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.6.3-1ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu3 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Tue Aug 25 07:46:49 2015 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 40985 vendor APP xserver.version: 2:1.17.2-1ubuntu3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1488409/+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