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[Francesco Visin <1488555@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Xorg crashes and sends me back to the login screen when using Alt+tab to
switch between windows. This doesn't happen every time I do it, but
quite often (once or twice a day).

Details of my system follow:

Ubuntu 14.04.3 LTS

compiz:
  Installed: 1:0.9.11.3+14.04.20150313-0ubuntu1
  Candidate: 1:0.9.11.3+14.04.20150313-0ubuntu1
  Version table:
 *** 1:0.9.11.3+14.04.20150313-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     1:0.9.11+14.04.20140409-0ubuntu1 0
        500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xorg 1:7.7+1ubuntu8.1
Uname: Linux 3.17.0-031700-generic x86_64
.tmp.unity.support.test.0:
 
ApportVersion: 2.14.1-0ubuntu3.11
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: Tue Aug 25 10:03:12 2015
DistUpgraded: Fresh install
DistroCodename: trusty
DistroVariant: ubuntu
ExtraDebuggingInterest: Yes
GraphicsCard:
 Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:054d]
InstallationDate: Installed on 2014-05-08 (473 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
MachineType: Dell Inc. XPS L421X
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.17.0-031700-generic root=UUID=727c2222-f0ea-4ee7-afd9-626e5597fb5d ro quiet splash vt.handoff=7
SourcePackage: xorg
Symptom: display
Title: Xorg crash
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/07/2012
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A13
dmi.board.name: 0X86WT
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A13
dmi.modalias: dmi:bvnDellInc.:bvrA13:bd12/07/2012:svnDellInc.:pnXPSL421X:pvrA13:rvnDellInc.:rn0X86WT:rvrA00:cvnDellInc.:ct8:cvrA13:
dmi.product.name: XPS L421X
dmi.product.version: A13
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.60-2~ubuntu14.04.1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.4
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.4
version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.7
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.6
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
xserver.bootTime: Tue Aug 25 10:02:08 2015
xserver.configfile: default
xserver.errors:
 
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id                                4158 
 vendor                                     AUO
xserver.version: 2:1.15.1-0ubuntu2.7

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


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

-- 
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/1488555

Title:
  Xorg crash

Status in xorg package in Ubuntu:
  New

Bug description:
  Xorg crashes and sends me back to the login screen when using Alt+tab
  to switch between windows. This doesn't happen every time I do it, but
  quite often (once or twice a day).

  Details of my system follow:

  Ubuntu 14.04.3 LTS

  compiz:
    Installed: 1:0.9.11.3+14.04.20150313-0ubuntu1
    Candidate: 1:0.9.11.3+14.04.20150313-0ubuntu1
    Version table:
   *** 1:0.9.11.3+14.04.20150313-0ubuntu1 0
          500 http://archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages
          100 /var/lib/dpkg/status
       1:0.9.11+14.04.20140409-0ubuntu1 0
          500 http://archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: xorg 1:7.7+1ubuntu8.1
  Uname: Linux 3.17.0-031700-generic x86_64
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.14.1-0ubuntu3.11
  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: Tue Aug 25 10:03:12 2015
  DistUpgraded: Fresh install
  DistroCodename: trusty
  DistroVariant: ubuntu
  ExtraDebuggingInterest: Yes
  GraphicsCard:
   Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
     Subsystem: Dell Device [1028:054d]
  InstallationDate: Installed on 2014-05-08 (473 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: Dell Inc. XPS L421X
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.17.0-031700-generic root=UUID=727c2222-f0ea-4ee7-afd9-626e5597fb5d ro quiet splash vt.handoff=7
  SourcePackage: xorg
  Symptom: display
  Title: Xorg crash
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 12/07/2012
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: A13
  dmi.board.name: 0X86WT
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 8
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: A13
  dmi.modalias: dmi:bvnDellInc.:bvrA13:bd12/07/2012:svnDellInc.:pnXPSL421X:pvrA13:rvnDellInc.:rn0X86WT:rvrA00:cvnDellInc.:ct8:cvrA13:
  dmi.product.name: XPS L421X
  dmi.product.version: A13
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.60-2~ubuntu14.04.1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.4
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.4
  version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2.7
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1.6
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
  xserver.bootTime: Tue Aug 25 10:02:08 2015
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   product id                                4158 
   vendor                                     AUO
  xserver.version: 2:1.15.1-0ubuntu2.7

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