Also experiencing this issue on a W530 running Fedora 18 with 3.11.10. My second monitor is connected via the Lenovo dock connector. The bug does not appear if the display adapter is switched to Discrete mode in BIOS. I have also experienced this bug on a projector connected via VGA.
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device 21f5 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 44 Region 0: Memory at f1400000 (64-bit, non-prefetchable) [size=4M] Region 2: Memory at e0000000 (64-bit, prefetchable) [size=256M] Region 4: I/O ports at 5000 [size=64] Expansion ROM at <unassigned> [disabled] Capabilities: <access denied> Kernel driver in use: i915 01:00.0 VGA compatible controller: NVIDIA Corporation GK107 [Quadro K1000M] (rev a1) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device 21f5 Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0, Cache Line Size: 64 bytes Interrupt: pin A routed to IRQ 16 Region 0: Memory at f0000000 (32-bit, non-prefetchable) [size=16M] Region 1: Memory at c0000000 (64-bit, prefetchable) [size=256M] Region 3: Memory at d0000000 (64-bit, prefetchable) [size=32M] Region 5: I/O ports at 4000 [size=128] Expansion ROM at f1000000 [disabled] [size=512K] Capabilities: <access denied> Kernel driver in use: nouveau -- 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/1228506 Title: [prime] unsynchronised rendering on secondary displays Status in Accelerated Xorg driver for nVidia cards: Confirmed Status in “xserver-xorg-video-intel” package in Ubuntu: Confirmed Bug description: Symptoms are the same as in bug https://bugs.launchpad.net/ubuntu/+source/unity-system-compositor/+bug/1221399 For example, see attached photo, replicable 100% just by moving the mouse fast. In bug https://bugs.launchpad.net/xmir/+bug/1218735 I was told to fill a new bug. Note that this Thinkpad has two video cards. I don't know how to tell if Intel or Nvidia is being used. I'm using the default saucy install, no additional drivers. ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: xserver-xorg-video-intel 2:2.21.14-4ubuntu4 ProcVersionSignature: Ubuntu 3.11.0-5.11-generic 3.11.0 Uname: Linux 3.11.0-5-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.12.1-0ubuntu4 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 Date: Sat Sep 21 10:35:28 2013 DistUpgraded: Fresh install DistroCodename: saucy DistroVariant: ubuntu ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21f5] NVIDIA Corporation GK107GLM [Quadro K1000M] [10de:0ffc] (rev a1) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:21f5] InstallationDate: Installed on 2013-09-13 (7 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Alpha amd64 (20130909) MachineType: LENOVO 2449A22 MarkForUpload: True ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-5-generic root=UUID=d9f16f85-5511-470f-972f-687054e80e8f ro quiet splash vt.handoff=7 SourcePackage: xserver-xorg-video-intel UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/21/2012 dmi.bios.vendor: LENOVO dmi.bios.version: G5ET90WW (2.50 ) dmi.board.asset.tag: Not Available dmi.board.name: 2449A22 dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrG5ET90WW(2.50):bd12/21/2012:svnLENOVO:pn2449A22:pvrThinkPadW530:rvnLENOVO:rn2449A22:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 2449A22 dmi.product.version: ThinkPad W530 dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.10+13.10.20130828.2-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.46-1 version.libgl1-mesa-dri: libgl1-mesa-dri 9.2-1ubuntu1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 9.2-1ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.14.2.901-2ubuntu4 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu6 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.14-4ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1 xserver.bootTime: Fri Sep 20 13:38:20 2013 xserver.configfile: default xserver.errors: Failed to load module "nvidia" (module does not exist, 0) Failed to load module "nvidia" (module does not exist, 0) NOUVEAU(G0): [XvMC] Failed to initialize extension. xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.14.2.901-2ubuntu4 To manage notifications about this bug go to: https://bugs.launchpad.net/nouveau/+bug/1228506/+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