unity-window-decorator crashed with SIGSEGV in g_cclosure_marshal_VOID__OBJECT()

Binary package hint: compiz

dont know

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-gnome 1:0.9.4-0ubuntu7
ProcVersionSignature: Ubuntu 2.6.38-7.36-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
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
CrashCounter: 1
CurrentDmesg:
 [ 31.376021] eth0: no IPv6 routers present
 [ 44.365104] EXT4-fs (sdc1): re-mounted. Opts: errors=remount-ro,commit=0
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: On
 modes:
 edid-base64:
Date: Mon Mar 21 01:31:43 2011
DistUpgraded: Fresh install
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/unity-window-decorator
GraphicsCard:
 ATI Technologies Inc RV350 AP [Radeon 9600] [1002:4150] (prog-if 00 [VGA controller])
   Subsystem: PC Partner Limited Device [174b:7c20]
   Subsystem: PC Partner Limited Device [174b:7c21]
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110302)
InstallationMedia_: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110302)
ProcCmdline: /usr/bin/unity-window-decorator
ProcEnviron:
 LANGUAGE=ru_RU:en
 LANG=ru_RU.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic root=UUID=9026e7d4-c6e5-46ca-8f0e-4ee441e99ef5 ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-7.36-generic 2.6.38
Renderer: Unknown
SegvAnalysis:
 Segfault happened at: 0x805bc2f: movl $0x0,0x228(%eax)
 PC (0x0805bc2f) ok
 source "$0x0" ok
 destination "0x228(%eax)" (0x00000228) not located in a known VMA region (needed writable region)!
SegvReason: writing NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 ?? ()
 g_cclosure_marshal_VOID__OBJECT () from /usr/lib/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
 ?? () from /usr/lib/libgobject-2.0.so.0
 g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
Title: unity-window-decorator crashed with SIGSEGV in g_cclosure_marshal_VOID__OBJECT()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors:
 (nautilus:1235): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (<unknown>:1223): libindicator-WARNING **: Shortcut Group does not have key 'TargetEnvironment' falling back to deprecated use of 'OnlyShowIn' and 'NotShowIn'.
 (<unknown>:1223): dee-WARNING **: Transaction from com.canonical.Unity.ApplicationsPlace.SectionsModel is in the past. Ignoring transaction.
 (<unknown>:1223): dee-WARNING **: Transaction from com.canonical.Unity.ApplicationsPlace.GroupsModel is in the past. Ignoring transaction.
 (<unknown>:1223): dee-WARNING **: Transaction from com.canonical.Unity.ApplicationsPlace.GlobalGroupsModel is in the past. Ignoring transaction.
dmi.bios.date: 03/31/2006
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: 8657MF-series
dmi.board.vendor: Foxconn
dmi.chassis.type: 3
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd03/31/2006:svn:pn:pvr:rvnFoxconn:rn8657MF-series:rvr:cvn:ct3:cvr:
version.compiz: compiz 1:0.9.4-0ubuntu7
version.libdrm2: libdrm2 2.4.23-1ubuntu5
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6~3ubuntu11
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu4
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6