Public bug reported:

Binary package hint: xserver-xorg-video-intel

After some time X randomly crashes. This time it crashed when I middle-
clicked a link in chromium.

Backtrace:
[  9958.320] 0: /usr/bin/X (xorg_backtrace+0x26) [0x4a2626]
[  9958.320] 1: /usr/bin/X (0x400000+0x6219a) [0x46219a]
[  9958.320] 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f1a76704000+0xfc60) 
[0x7f1a76713c60]
[  9958.320] 3: /usr/lib/xorg/modules/extensions/librecord.so 
(0x7f1a740b9000+0x2920) [0x7f1a740bb920]
[  9958.320] 4: /usr/bin/X (_CallCallbacks+0x34) [0x432af4]
[  9958.320] 5: /usr/bin/X (WriteToClient+0x21a) [0x461c9a]
[  9958.320] 6: /usr/lib/xorg/modules/extensions/libdri2.so 
(ProcDRI2WaitMSCReply+0x52) [0x7f1a73aa0d82]
[  9958.320] 7: /usr/lib/xorg/modules/extensions/libdri2.so 
(DRI2WaitMSCComplete+0x59) [0x7f1a73a9f479]
[  9958.320] 8: /usr/lib/xorg/modules/drivers/intel_drv.so 
(0x7f1a7384c000+0x25030) [0x7f1a73871030]
[  9958.320] 9: /lib/x86_64-linux-gnu/libdrm.so.2 (drmHandleEvent+0x108) [0x7f1a
73caa478]
[  9958.320] 10: /usr/bin/X (WakeupHandler+0x4b) [0x4322fb]
[  9958.320] 11: /usr/bin/X (WaitForSomething+0x1b6) [0x45c786]
[  9958.320] 12: /usr/bin/X (0x400000+0x2e032) [0x42e032]
[  9958.320] 13: /usr/bin/X (0x400000+0x21a7e) [0x421a7e]
[  9958.320] 14: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xff) 
[0x7f1a7564deff]
[  9958.320] 15: /usr/bin/X (0x400000+0x21629) [0x421629]
[  9958.320] Segmentation fault at address 0x7f1a6f6ae010
[  9958.320]
Caught signal 11 (Segmentation fault). Server aborting

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-video-intel 2:2.14.0-4ubuntu7.1
Uname: Linux 2.6.37-02063706-generic x86_64
Architecture: amd64
CompizPlugins: 
[core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: compiz
DRM.card0.DP.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.DP.2:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.DP.3:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.HDMI.A.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.HDMI.A.2:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1440x900 1440x900
 edid-base64: 
AP///////wBMo0JUAAAAAAASAQOQHhN4Cof1lFdPjCcnUFQAAAABAQEBAQEBAQEBAQEBAQEBHSqg6FGEIDAuRpkAL74QAAAaFByg6FGEIDAuRpkAL74QAAAaAAAA/gBUVDIxOYExNDFCVAogAAAAAAAMEBcbNmmp/wIBCiAgANA=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Tue May 10 15:50:53 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus:
 virtualbox-ose, 4.0.4, 2.6.38-8-generic, x86_64: installed
 virtualbox-ose, 4.0.4, 2.6.37-02063706-generic, x86_64: installed
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller 
[8086:2a42] (rev 07) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0233]
   Subsystem: Dell Device [1028:0233]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
MachineType: Dell Inc. Latitude E6400
ProcEnviron:
 LANGUAGE=de_DE:en
 PATH=(custom, user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.37-02063706-generic 
root=UUID=1b4d1f17-a5bb-428c-a023-7144aacf3aac ro quiet splash vt.handoff=7
Renderer: Unknown
SourcePackage: xserver-xorg-video-intel
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 08/19/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A27
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: 
dmi:bvnDellInc.:bvrA27:bd08/19/2010:svnDellInc.:pnLatitudeE6400:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Latitude E6400
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.4+bzr20110415-0ubuntu2
version.ia32-libs: ia32-libs 20090808ubuntu13
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2
version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu7.1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 
1:0.0.16+git20110107+b795ca6e-0ubuntu7

** Affects: xserver-xorg-video-intel (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug compiz-0.9 natty regression-update running-unity 
ubuntu

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https://bugs.launchpad.net/bugs/780527

Title:
  X crashes randomly

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