compiz crashed with SIGSEGV in g_pointer_bit_lock() from { g_object_unref() from g_list_foreach() from g_list_free_full() from bamf_view_dispose() from bamf_application_dispose() } (repeated)

[Pablo Almeida]

It happened after launching Empathy for the first time. The Online Accounts window tried to pop up, but compiz froze and crashed while trying to do the opening animation.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: compiz-core 1:0.9.8.2+bzr3377-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-15.22-generic 3.5.4
Uname: Linux 3.5.0-15-generic i686
ApportVersion: 2.5.2-0ubuntu4
Architecture: i386
CasperVersion: 1.324
CurrentDmesg:
 [ 25.103540] init: plymouth-upstart-bridge main process (1277) killed by TERM signal
 [ 86.159551] compiz[4856]: segfault at bf699ffc ip b713926b sp bf69a000 error 6 in libglib-2.0.so.0.3314.0[b711d000+fa000]
 [ 148.435704] CPU0: Core temperature above threshold, cpu clock throttled (total events = 1)
 [ 148.436358] CPU0: Core temperature/speed normal
Date: Sat Sep 22 20:58:41 2012
DistUpgraded: Fresh install
DistroCodename: quantal
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation 82945G/GZ Integrated Graphics Controller [8086:2772] (rev 02) (prog-if 00 [VGA controller])
   Subsystem: Elitegroup Computer Systems Device [1019:2633]
LiveMediaBuild: Ubuntu 12.10 "Quantal Quetzal" - Beta i386 (20120921)
MachineType: Phitronics P7I45GC-M
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 LANG=pt_BR.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: noprompt cdrom-detect/try-usb=true file=/cdrom/preseed/username.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
SegvAnalysis:
 Segfault happened at: 0xb713926b <g_pointer_bit_lock+11>: call 0xb7132d6b
 PC (0xb713926b) ok
 source "0xb7132d6b" (0xb7132d6b) ok
 destination "(%esp)" (0xbf69a000) not located in a known VMA region (needed writable region)!
 Stack memory exhausted (SP below stack segment)
SegvReason: writing unknown VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 g_pointer_bit_lock () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_datalist_id_dup_data () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_datalist_id_get_data () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_object_unref () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 g_list_foreach () from /lib/i386-linux-gnu/libglib-2.0.so.0
Title: compiz crashed with SIGSEGV in g_pointer_bit_lock()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors:
 (gnome-settings-daemon:4832): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.
 (gnome-settings-daemon:4832): LIBDBUSMENU-GLIB-WARNING **: Trying to remove a child that doesn't believe we're it's parent.
 gnome-session[4753]: WARNING: Application 'compiz.desktop' killed by signal 11
 gnome-session[4753]: WARNING: App 'compiz.desktop' respawning too quickly
 gnome-session[4753]: CRITICAL: We failed, but the fail whale is dead. Sorry....
dmi.bios.date: 11/13/2007
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 080012
dmi.board.asset.tag: To Be Filled By O.E.M.
dmi.board.name: P7I45GC-M
dmi.board.vendor: Phitronics
dmi.board.version: ECS
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Phitronics
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr080012:bd11/13/2007:svnPhitronics:pnP7I45GC-M:pvr1.0:rvnPhitronics:rnP7I45GC-M:rvrECS:cvnPhitronics:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: P7I45GC-M
dmi.product.version: 1.0
dmi.sys.vendor: Phitronics
version.compiz: compiz 1:0.9.8.2+bzr3377-0ubuntu1
version.libdrm2: libdrm2 2.4.39-0ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.0~git20120917.7cfd42ce-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.0~git20120917.7cfd42ce-0ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.13.0-0ubuntu4
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.99.99~git20120713.6ef1ad6a-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.20.8-0ubuntu1
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.2-0ubuntu1

[Apport retracing service (apport)]

StacktraceTop:
 g_pointer_bit_lock (address=address@entry=0x9b7b640, lock_bit=lock_bit@entry=2) at /build/buildd/glib2.0-2.33.14/./glib/gbitlock.c:398
 g_datalist_lock (datalist=0x9b7b640) at /build/buildd/glib2.0-2.33.14/./glib/gdataset.c:213
 g_datalist_id_dup_data (datalist=datalist@entry=0x9b7b640, key_id=key_id@entry=54, dup_func=dup_func@entry=0, user_data=user_data@entry=0x0) at /build/buildd/glib2.0-2.33.14/./glib/gdataset.c:854
 g_datalist_id_get_data (datalist=datalist@entry=0x9b7b640, key_id=54) at /build/buildd/glib2.0-2.33.14/./glib/gdataset.c:798
 g_object_unref (_object=0x9b7b638) at /build/buildd/glib2.0-2.33.14/./gobject/gobject.c:2953

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1010214, so it 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. Feel free to continue to report any other bugs you may find.