compiz crashed with SIGSEGV in __pthread_mutex_lock()

[pschonmann]

Binary package hint: compiz

Just started with autologin, lots of applets needs reload but works fine when i reloaded them.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.2.1+glibmainloop3-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.37-11.25-generic 2.6.37-rc7
Uname: Linux 2.6.37-11-generic x86_64
Architecture: amd64
CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,vpswitch,place,move,gnomecompat,session,mousepoll,commands,regex,resize,wall,animation,fade,expo,scale,ezoom,staticswitcher]
CrashCounter: 1
Date: Sat Jan 1 14:34:56 2011
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
MachineType: LENOVO 7661CH8
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
PciDisplay: 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller [8086:2a02] (rev 0c) (prog-if 00 [VGA controller])
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_GB:cs_CZ:cs:en
 LANG=en_GB.utf8
 LC_MESSAGES=en_GB.utf8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.37-11-generic root=UUID=a3d37e1f-bbf7-4766-b8cb-22b445b6e7e0 ro vt.handoff=7 quiet splash
RelatedPackageVersions:
 xserver-xorg 1:7.5+6ubuntu6
 libgl1-mesa-glx 7.9+repack-1ubuntu3
 libdrm2 2.4.22-2ubuntu1
 xserver-xorg-video-intel 2:2.13.901-2ubuntu2
 xserver-xorg-video-ati 1:6.13.2-1ubuntu2
SegvAnalysis:
 Segfault happened at: 0x7fae2f7b33d4 <__pthread_mutex_lock+4>: mov 0x10(%rdi),%esi
 PC (0x7fae2f7b33d4) ok
 source "0x10(%rdi)" (0x00000038) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 __pthread_mutex_lock (mutex=0x28) at pthread_mutex_lock.c:50
 g_source_unref_internal (source=0x2542150, context=0x20, have_lock=0) at /build/buildd/glib2.0-2.27.5/glib/gmain.c:1671
 PrivateScreen::~PrivateScreen() ()
 PrivateScreen::~PrivateScreen() ()
 CompScreen::~CompScreen() ()
Title: compiz crashed with SIGSEGV in __pthread_mutex_lock()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XorgConf: Error: [Errno 2] Adresář nebo soubor neexistuje: '/etc/X11/xorg.conf'
XsessionErrors:
 (bluetooth-applet:1543): Gdk-CRITICAL **: IA__gdk_window_thaw_toplevel_updates_libgtk_only: assertion `private->update_and_descendants_freeze_count > 0' failed
 (bluetooth-applet:1543): Gdk-WARNING **: GdkWindow 0x1c00028 unexpectedly destroyed
 (nautilus:1528): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
dmi.bios.date: 04/08/2010
dmi.bios.vendor: LENOVO
dmi.bios.version: 7LETC7WW (2.27 )
dmi.board.name: 7661CH8
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: BB70301820
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr7LETC7WW(2.27):bd04/08/2010:svnLENOVO:pn7661CH8:pvrThinkPadT61:rvnLENOVO:rn7661CH8:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 7661CH8
dmi.product.version: ThinkPad T61
dmi.sys.vendor: LENOVO
system: distro = Ubuntu, architecture = x86_64, kernel = 2.6.37-11-generic

[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 #684445, 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.