Xorg assert failure: *** glibc detected *** /usr/bin/X: double free or corruption (!prev): 0x09c73628 ***

[Phlako]

All I did was plug in my external monitor. Then both monitors would not display properly. Once I unplugged the external monitor the video was fine.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.38-3.30-generic 2.6.38-rc4
Uname: Linux 2.6.38-3-generic i686
Architecture: i386
AssertionMessage: *** glibc detected *** /usr/bin/X: double free or corruption (!prev): 0x09c73628 ***
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CrashCounter: 1
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: Off
 modes: 1280x800
 edid-base64: AP///////wAyDAAqAAAAAAAPAQKAIRV4Cg8Ql1hSiCgjUFQAAAABAQEBAQEBAQEBAQEBAQEB1RsAoFAgFzAwICYAIRUQAAAZAAAAAAAAAAAAAAAAAAAAAAAAAAAA/gBMR1BoaWxpcHNMQ0QKAAAA/gBMUDE1NFcwMS1UTEFFAMs=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Thu Feb 17 17:12:12 2011
DistUpgraded: Yes, recently upgraded Log time: 2010-12-03 21:18:58.388363
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/Xorg
GraphicsCard:
 Subsystem: Hewlett-Packard Company Device [103c:30bb]
   Subsystem: Hewlett-Packard Company Device [103c:30bb]
MachineType: Hewlett-Packard HP Pavilion dv6000 (RG372UA#ABA)
ProcCmdline: /usr/bin/X :0 -br -verbose -auth /var/run/gdm/auth-for-gdm-97wq3y/database -nolisten tcp
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
ProcKernelCmdLine: root=UUID=aaaa9b35-3f0d-4aa4-bfd3-c62ef9eee112 ro quiet splash vga=792
ProcKernelCmdLine_: root=UUID=aaaa9b35-3f0d-4aa4-bfd3-c62ef9eee112 ro quiet splash vga=792
Renderer: Hardware acceleration
Signal: 6
SourcePackage: xorg-server
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/libc.so.6
 abort () from /lib/libc.so.6
 ?? () from /lib/libc.so.6
 ?? () from /lib/libc.so.6
Title: Xorg assert failure: *** glibc detected *** /usr/bin/X: double free or corruption (!prev): 0x09c73628 ***
UserGroups:

dmi.bios.date: 10/02/2006
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.05
dmi.board.name: 30BB
dmi.board.vendor: Quanta
dmi.board.version: 66.20
dmi.chassis.type: 10
dmi.chassis.vendor: Quanta
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnHewlett-Packard:bvrF.05:bd10/02/2006:svnHewlett-Packard:pnHPPaviliondv6000(RG372UA#ABA):pvrRev1:rvnQuanta:rn30BB:rvr66.20:cvnQuanta:ct10:cvrN/A:
dmi.product.name: HP Pavilion dv6000 (RG372UA#ABA)
dmi.product.version: Rev 1
dmi.sys.vendor: Hewlett-Packard
version.compiz: compiz 1:0.9.2.1+glibmainloop4-0ubuntu11
version.libdrm2: libdrm2 2.4.23-1ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10-1ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu4
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.13.2+git20110124.fadee040-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-1ubuntu9
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu4

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #711422, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.