Xorg assert failure: *** glibc detected *** /usr/bin/X: corrupted double-linked list: 0x09f89b48 ***

[MoLE]

crashes on logon into unity session. "Ubuntu Desktop" not safe mode.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu6
ProcVersionSignature: Ubuntu 2.6.38-4.31-generic 2.6.38-rc5
Uname: Linux 2.6.38-4-generic i686
Architecture: i386
AssertionMessage: *** glibc detected *** /usr/bin/X: corrupted double-linked list: 0x09f89b48 ***
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1400x1050 1280x1024 1280x960 1280x854 1280x800 1280x720 1152x768 1024x768 800x600 848x480 720x480 640x480
 edid-base64:
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: On
 modes:
 edid-base64:
Date: Mon Feb 21 10:41:54 2011
DistUpgraded: Yes, recently upgraded Log time: 2011-02-17 13:49:51.252433
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus:
 virtualbox-ose, 4.0.2, 2.6.38-4-generic, i686: installed
 virtualbox-ose, 4.0.2, 2.6.38-3-generic, i686: installed
ExecutablePath: /usr/bin/Xorg
GraphicsCard:
 ATI Technologies Inc Radeon RV250 [Mobility FireGL 9000] [1002:4c66] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Acer Incorporated [ALI] Device [1025:001f]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110209)
MachineType: Acer TravelMate 800
PccardctlIdent:
 Socket 0:
   no product info available
 Socket 1:
   product info: "O2Micro", "SmartCardBus Reader", "V1.0", ""
   manfid: 0xffff, 0x0001
PccardctlStatus:
 Socket 0:
   no card
 Socket 1:
   5.0V 16-bit PC Card
   Subdevice 0 (function 0) [unbound]
ProcCmdline: /usr/bin/X :0 -nr -verbose -auth /var/run/gdm/auth-for-gdm-8cTSA6/database -nolisten tcp vt7
ProcEnviron:
 LANG=en_AU.UTF-8
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-4-generic root=UUID=dd267858-5cd6-488d-baaa-f103990dd6bc ro quiet splash vt.handoff=7
ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-4-generic root=UUID=dd267858-5cd6-488d-baaa-f103990dd6bc ro quiet splash vt.handoff=7
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: corrupted double-linked list: 0x09f89b48 ***
UserGroups:

dmi.bios.date: 03/02/2004
dmi.bios.vendor: ACER
dmi.bios.version: 4A20
dmi.board.name: TravelMate 800
dmi.board.vendor: Acer
dmi.board.version: Rev 1.0
dmi.chassis.asset.tag: ��������������������������������
dmi.chassis.type: 10
dmi.chassis.vendor: Acer
dmi.chassis.version: Rev.1
dmi.modalias: dmi:bvnACER:bvr4A20:bd03/02/2004:svnAcer:pnTravelMate800:pvrRev1:rvnAcer:rnTravelMate800:rvrRev1.0:cvnAcer:ct10:cvrRev.1:
dmi.product.name: TravelMate 800
dmi.product.version: Rev 1
dmi.sys.vendor: Acer
version.compiz: compiz 1:0.9.2.1+glibmainloop4-0ubuntu11
version.libdrm2: libdrm2 2.4.23-1ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1~git20110215.cc1636b6-0ubuntu2
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu6
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu1
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 #716251, 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.