Xorg assert failure: *** glibc detected *** /usr/bin/X: double free or corruption (!prev): 0x0990e038 ***

[hcmeyer]

System is Narwal, hardware is intel nl2 classmate convertible. Was logging into unity desktop after logging out of classical gnome.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: xserver-xorg-core 2:1.9.99.901+git20110131.be3be758-0ubuntu4
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): 0x0990e038 ***
CrashCounter: 1
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1024x600
 edid-base64: AP///////wAiZOkDt2wAAAMUAQOAFg14CoyFl1tTjicYUFQAAAABAQEBAQEBAQEBAQEBAQEBLBUAMEFYUCBdI5UI3n0AAAAZAAAA/gAAAAAAAAAAAAAAAAAAAAAA/ABIU0QxMDFQRlcyCiAgAAAAEAAKICAgICAgICAgICAgAOE=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Wed Feb 16 08:24:13 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/Xorg
GraphicsCard:
 Subsystem: QUANTA Computer Inc Device [152d:0834]
   Subsystem: QUANTA Computer Inc Device [152d:0834]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20101204)
MachineType: Intel Intel powered classmate PC
ProcCmdline: /usr/bin/X :0 -nr -verbose -auth /var/run/gdm/auth-for-gdm-qfrXQb/database -nolisten tcp vt7
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-3-generic root=UUID=21509f82-b140-4652-a0af-4a216a82f9ac ro quiet splash vt.handoff=7
ProcKernelCmdLine_: BOOT_IMAGE=/boot/vmlinuz-2.6.38-3-generic root=UUID=21509f82-b140-4652-a0af-4a216a82f9ac ro quiet splash vt.handoff=7
Signal: 6
SourcePackage: xorg-server
StacktraceTop:
 __kernel_vsyscall ()
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 __libc_message (do_abort=2, fmt=0x40f07c "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
 malloc_printerr (action=<value optimized out>, str=<value optimized out>, ptr=0x990e038) at malloc.c:6283
Title: Xorg assert failure: *** glibc detected *** /usr/bin/X: double free or corruption (!prev): 0x0990e038 ***
UserGroups:

dmi.bios.date: 03/26/2010
dmi.bios.vendor: Phoenix
dmi.bios.version: SPPNV10A.86A.0026.2010.0326.0001
dmi.board.name: Intel powered classmate PC
dmi.board.vendor: QCI
dmi.board.version: SP PV
dmi.chassis.type: 10
dmi.chassis.vendor: Intel
dmi.chassis.version: SP PV
dmi.modalias: dmi:bvnPhoenix:bvrSPPNV10A.86A.0026.2010.0326.0001:bd03/26/2010:svnIntel:pnIntelpoweredclassmatePC:pvrSPPV:rvnQCI:rnIntelpoweredclassmatePC:rvrSPPV:cvnIntel:ct10:cvrSPPV:
dmi.product.name: Intel powered classmate PC
dmi.product.version: SP PV
dmi.sys.vendor: Intel
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

[hcmeyer (hcmeyer)]

Bryce: just read your email about possible duplication, request to install aubergine from ppa. Will attempt to comply.

[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.