compiz crashed with SIGSEGV in closure_invoke_notifiers()

[Chris Coulson]

Binary package hint: compiz

This crash has been frequently occuring since the changes this week

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.4git20110322-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.38-7.38-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
Architecture: amd64
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
DRM.card0.DP.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.DP.2:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.DP.3:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.HDMI.A.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.HDMI.A.2:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.LVDS.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1440x900
 edid-base64: AP///////wAGr3cjAAAAAAETAQOQIRV4Chz1l1hQjicnUFQAAAABAQEBAQEBAQEBAQEBAQEBMCqgElKEDDBAIDMAS88QAAAaMCqgElKEDDBAIDMAS88QAAAaAAAA/gBUNzQ5SoBCMTU0UFcyAAAAAAAAAAAAAAAAAAIBCiAgAMs=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Sat Mar 26 13:34:46 2011
DistUpgraded: Log time: 2010-07-07 18:18:14.820182
DistributionChannelDescriptor: canonical-test
DistributionChannelDescriptor_: canonical-test
DistroCodename: natty
DistroVariant: ubuntu
DkmsStatus:
 vboxhost, 4.0.4, 2.6.38-6-generic, x86_64: installed
 vboxhost, 4.0.4, 2.6.38-5-generic, x86_64: installed
 vboxhost, 4.0.4, 2.6.38-7-generic, x86_64: installed
 vboxhost, 4.0.4, 2.6.38-4-generic, x86_64: installed
 vboxhost, 4.0.4, 2.6.38-3-generic, x86_64: installed
ExecutablePath: /usr/bin/compiz
GraphicsCard:
 Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller [8086:2a42] (rev 07) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0263]
   Subsystem: Dell Device [1028:0263]
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
InstallationMedia_: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
MachineType: Dell Inc. Latitude E5500
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, user)
 LANG=en_GB.utf8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-7-generic root=UUID=4ce5e12b-6e82-4fa4-90ff-7d9859d7504e ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-7.38-generic 2.6.38
Renderer: Unknown
SegvAnalysis:
 Segfault happened at: 0x7fb853f73848 <g_closure_invoke+392>: mov (%rax),%rdi
 PC (0x7fb853f73848) ok
 source "(%rax)" (0x0000001f) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: compiz
StacktraceTop:
 closure_invoke_notifiers (closure=0x2000000, return_value=0x0, n_param_values=4, param_values=0x7fb8382b8c00, invocation_hint=0x7fff820dc270) at /build/buildd/glib2.0-2.28.4/./gobject/gclosure.c:289
 g_closure_invoke (closure=0x2000000, return_value=0x0, n_param_values=4, param_values=0x7fb8382b8c00, invocation_hint=0x7fff820dc270) at /build/buildd/glib2.0-2.28.4/./gobject/gclosure.c:773
 signal_emit_unlocked_R (node=<value optimised out>, detail=0, instance=0x17c7a20, emission_return=0x0, instance_and_params=0x7fb8382b8c00) at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:3252
 g_signal_emit_valist (instance=<value optimised out>, signal_id=<value optimised out>, detail=<value optimised out>, var_args=<value optimised out>) at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:2983
 g_signal_emit (instance=<value optimised out>, signal_id=<value optimised out>, detail=<value optimised out>) at /build/buildd/glib2.0-2.28.4/./gobject/gsignal.c:3040
Title: compiz crashed with SIGSEGV in closure_invoke_notifiers()
UpgradeStatus: Upgraded to natty on 2010-07-07 (262 days ago)
UserGroups: adm admin cdrom dialout dip fax floppy fuse kvm lpadmin plugdev sambashare tape video
dmi.bios.date: 11/05/2009
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A15
dmi.board.name: 0DW635
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA15:bd11/05/2009:svnDellInc.:pnLatitudeE5500:pvr:rvnDellInc.:rn0DW635:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: Latitude E5500
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.4git20110322-0ubuntu5
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

[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 #737467, 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.