Public bug reported:

Compiz causes noticeable vertical tearing (NOT horizontal tearing)
inside windows. It appears that there's a column ~450 pixels wide near
the left side of the screen that is redrawn at a slightly different
time. I first noticed this when scrolling and switching tabs in Chrome
or Firefox. It's most visible when rapidly switching between tabs with
different background colours.

Enabling the "force full screen redraws (buffer swap) on repaint"
workaround in CCSM fixes the issue completely.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: compiz 1:0.9.11+14.04.20140310-0ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-17.37-generic 3.13.6
Uname: Linux 3.13.0-17-generic x86_64
NonfreeKernelModules: nvidia
.proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: 
'/proc/driver/nvidia/gpus/0'
.proc.driver.nvidia.registry: Binary: ""
.proc.driver.nvidia.version:
 NVRM version: NVIDIA UNIX x86_64 Kernel Module  331.38  Wed Jan  8 19:32:30 
PST 2014
 GCC version:  gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu6)
.proc.driver.nvidia.warnings.fbdev:
 Your system is not currently configured to drive a VGA console
 on the primary VGA device. The NVIDIA Linux graphics driver
 requires the use of a text-mode VGA console. Use of other console
 drivers including, but not limited to, vesafb, may result in
 corruption and stability problems, and is not supported.
.tmp.unity.support.test.0:
 
ApportVersion: 2.13.3-0ubuntu1
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: Sun Mar 16 15:10:15 2014
DistUpgraded: Fresh install
DistroCodename: trusty
DistroVariant: ubuntu
DkmsStatus:
 bbswitch, 0.7, 3.13.0-15-generic, x86_64: installed
 bbswitch, 0.7, 3.13.0-16-generic, x86_64: installed
 bbswitch, 0.7, 3.13.0-17-generic, x86_64: installed
 bbswitch, 0.7, 3.13.0-8-generic, x86_64: installed
 nvidia-331, 331.38, 3.13.0-17-generic, x86_64: installed
GraphicsCard:
 Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics 
Controller [8086:0412] (rev 06) (prog-if 00 [VGA controller])
   Subsystem: Gigabyte Technology Co., Ltd Device [1458:d000]
 NVIDIA Corporation GK106 [GeForce GTX 650 Ti] [10de:11c6] (rev a1) (prog-if 00 
[VGA controller])
   Subsystem: ZOTAC International (MCO) Ltd. Device [19da:3288]
InstallationDate: Installed on 2014-02-16 (28 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140211)
MachineType: Gigabyte Technology Co., Ltd. B85M-D3H
PackageArchitecture: all
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-17-generic.efi.signed 
root=UUID=df562f55-338f-4b20-a84b-6edd7a5002c1 ro quiet splash vt.handoff=7
SourcePackage: compiz
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 10/24/2013
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: F8
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: B85M-D3H
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: To be filled by O.E.M.
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrF8:bd10/24/2013:svnGigabyteTechnologyCo.,Ltd.:pnB85M-D3H:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnB85M-D3H:rvrTobefilledbyO.E.M.:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: B85M-D3H
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Gigabyte Technology Co., Ltd.
version.compiz: compiz 1:0.9.11+14.04.20140310-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.52-1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.0-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.0-1ubuntu1
version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
version.xserver-xorg-core: xserver-xorg-core 2:1.15.0-1ubuntu7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
xserver.bootTime: Sun Mar 16 15:06:33 2014
xserver.configfile: default
xserver.errors:
 
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 
xserver.version: 2:1.15.0-1ubuntu7

** Affects: compiz (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug compiz-0.9 trusty ubuntu

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to compiz in Ubuntu.
https://bugs.launchpad.net/bugs/1293243

Title:
  Compiz causes vertical tearing

Status in “compiz” package in Ubuntu:
  New

Bug description:
  Compiz causes noticeable vertical tearing (NOT horizontal tearing)
  inside windows. It appears that there's a column ~450 pixels wide near
  the left side of the screen that is redrawn at a slightly different
  time. I first noticed this when scrolling and switching tabs in Chrome
  or Firefox. It's most visible when rapidly switching between tabs with
  different background colours.

  Enabling the "force full screen redraws (buffer swap) on repaint"
  workaround in CCSM fixes the issue completely.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: compiz 1:0.9.11+14.04.20140310-0ubuntu1
  ProcVersionSignature: Ubuntu 3.13.0-17.37-generic 3.13.6
  Uname: Linux 3.13.0-17-generic x86_64
  NonfreeKernelModules: nvidia
  .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: 
'/proc/driver/nvidia/gpus/0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  331.38  Wed Jan  8 19:32:30 
PST 2014
   GCC version:  gcc version 4.8.2 (Ubuntu 4.8.2-16ubuntu6)
  .proc.driver.nvidia.warnings.fbdev:
   Your system is not currently configured to drive a VGA console
   on the primary VGA device. The NVIDIA Linux graphics driver
   requires the use of a text-mode VGA console. Use of other console
   drivers including, but not limited to, vesafb, may result in
   corruption and stability problems, and is not supported.
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.13.3-0ubuntu1
  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: Sun Mar 16 15:10:15 2014
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  DkmsStatus:
   bbswitch, 0.7, 3.13.0-15-generic, x86_64: installed
   bbswitch, 0.7, 3.13.0-16-generic, x86_64: installed
   bbswitch, 0.7, 3.13.0-17-generic, x86_64: installed
   bbswitch, 0.7, 3.13.0-8-generic, x86_64: installed
   nvidia-331, 331.38, 3.13.0-17-generic, x86_64: installed
  GraphicsCard:
   Intel Corporation Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics 
Controller [8086:0412] (rev 06) (prog-if 00 [VGA controller])
     Subsystem: Gigabyte Technology Co., Ltd Device [1458:d000]
   NVIDIA Corporation GK106 [GeForce GTX 650 Ti] [10de:11c6] (rev a1) (prog-if 
00 [VGA controller])
     Subsystem: ZOTAC International (MCO) Ltd. Device [19da:3288]
  InstallationDate: Installed on 2014-02-16 (28 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140211)
  MachineType: Gigabyte Technology Co., Ltd. B85M-D3H
  PackageArchitecture: all
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-17-generic.efi.signed 
root=UUID=df562f55-338f-4b20-a84b-6edd7a5002c1 ro quiet splash vt.handoff=7
  SourcePackage: compiz
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 10/24/2013
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: F8
  dmi.board.asset.tag: To be filled by O.E.M.
  dmi.board.name: B85M-D3H
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.board.version: To be filled by O.E.M.
  dmi.chassis.asset.tag: To Be Filled By O.E.M.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.version: To Be Filled By O.E.M.
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrF8:bd10/24/2013:svnGigabyteTechnologyCo.,Ltd.:pnB85M-D3H:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnB85M-D3H:rvrTobefilledbyO.E.M.:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
  dmi.product.name: B85M-D3H
  dmi.product.version: To be filled by O.E.M.
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.
  version.compiz: compiz 1:0.9.11+14.04.20140310-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.52-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.0-1ubuntu1
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.0-1ubuntu1
  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.15.0-1ubuntu7
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
1:1.0.10-1ubuntu2
  xserver.bootTime: Sun Mar 16 15:06:33 2014
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   
  xserver.version: 2:1.15.0-1ubuntu7

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