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[Bug 768936] Re: compiz crashed with SIGSEGV in g_source_unref()

 

Thank you for taking the time to report this bug and helping to make
Ubuntu better. We are sorry that we do not always have the capacity to
look at all reported bugs in a timely manner. There have been many
changes in Ubuntu since that time you reported the bug and your problem
may have been fixed with some of the updates. Compiz, in particular, is
in heavy development and this bug may have been fixed in the development
version of Ubuntu (12.04) if not on your current version. If you are
able, it would be of great help if you could confirm if the bug still
exists by testing a livecd (available at ubuntu.com). When you test it
and it is still an issue, kindly upload the updated logs by running
apport-collect <bug #> and any other logs that are relevant for this
particular issue. If you are unable to test the development version,
please let us know if you are able to reproduce this issue on Ubuntu
11.10.

Thank you for your help and patience.

** Description changed:

  Binary package hint: compiz
  
- 1
+ I just tried to enable some compiz effects like "window preview"
  
  ProblemType: Crash
  DistroRelease: Ubuntu 11.04
  Package: compiz-core 1:0.9.4+bzr20110415-0ubuntu2
  ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
  Uname: Linux 2.6.38-8-generic i686
  Architecture: i386
  CompizPlugins: [core,bailer,detection,composite,opengl,compiztoolbox,decor,gnomecompat,grid,imgpng,mousepoll,move,place,regex,resize,session,unitymtgrabhandles,vpswitch,wall,wobbly,animation,expo,ezoom,staticswitcher,workarounds,fade,scale,unityshell]
  CompositorRunning: compiz
  DRM.card0.HDMI.A.1:
-  status: disconnected
-  enabled: disabled
-  dpms: On
-  modes: 
-  edid-base64:
+  status: disconnected
+  enabled: disabled
+  dpms: On
+  modes:
+  edid-base64:
  DRM.card0.LVDS.1:
-  status: connected
-  enabled: enabled
-  dpms: On
-  modes: 1600x900 1440x900 1280x854 1280x800 1280x720 1152x768 1024x768 800x600 848x480 720x480 640x480
-  edid-base64: AP///////wAw5N0BAAAAAAASAQOAJhV4CqjAnVhQmiYcUFQAAAABAQEBAQEBAQEBAQEBAQEBLyZAuGCEDDAwMCMAftcQAAAZAAAAAAAAAAAAAAAAAAAAAAAAAAAA/gAAAABMR0Rpc3BsYXkKAAAA/gBMUDE3M1dEMS1UTEMxAGM=
+  status: connected
+  enabled: enabled
+  dpms: On
+  modes: 1600x900 1440x900 1280x854 1280x800 1280x720 1152x768 1024x768 800x600 848x480 720x480 640x480
+  edid-base64: AP///////wAw5N0BAAAAAAASAQOAJhV4CqjAnVhQmiYcUFQAAAABAQEBAQEBAQEBAQEBAQEBLyZAuGCEDDAwMCMAftcQAAAZAAAAAAAAAAAAAAAAAAAAAAAAAAAA/gAAAABMR0Rpc3BsYXkKAAAA/gBMUDE3M1dEMS1UTEMxAGM=
  DRM.card0.VGA.1:
-  status: disconnected
-  enabled: disabled
-  dpms: On
-  modes: 
-  edid-base64:
+  status: disconnected
+  enabled: disabled
+  dpms: On
+  modes:
+  edid-base64:
  Date: Fri Apr 22 11:40:47 2011
  DistUpgraded: Fresh install
  DistroCodename: natty
  DistroVariant: ubuntu
  ExecutablePath: /usr/bin/compiz
  GdmLog1:
-  
+ 
  GdmLog2:
-  
+ 
  GraphicsCard:
-  ATI Technologies Inc M96 [Mobility Radeon HD 4650] [1002:9480] (prog-if 00 [VGA controller])
-    Subsystem: Hewlett-Packard Company Device [103c:3064]
+  ATI Technologies Inc M96 [Mobility Radeon HD 4650] [1002:9480] (prog-if 00 [VGA controller])
+    Subsystem: Hewlett-Packard Company Device [103c:3064]
  LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110422)
  LiveMediaBuild_: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110422)
  MachineType: Hewlett-Packard HP Pavilion dv7 Notebook PC
  ProcCmdline: compiz --replace
  ProcEnviron:
-  SHELL=/bin/bash
-  LANG=en_US.UTF-8
-  LANGUAGE=en_US:en
+  SHELL=/bin/bash
+  LANG=en_US.UTF-8
+  LANGUAGE=en_US:en
  ProcKernelCmdLine: initrd=/casper/initrd.lz file=/cdrom/preseed/hostname.seed boot=casper  quiet splash -- BOOT_IMAGE=/casper/vmlinuz
  ProcVersionSignature_: Ubuntu 2.6.38-8.42-generic 2.6.38.2
  Renderer: Unknown
  SegvAnalysis:
-  Segfault happened at: 0x47dd99 <g_source_unref+25>:	mov    0x10(%eax),%edx
-  PC (0x0047dd99) ok
-  source "0x10(%eax)" (0x0000001f) not located in a known VMA region (needed readable region)!
-  destination "%edx" ok
+  Segfault happened at: 0x47dd99 <g_source_unref+25>:	mov    0x10(%eax),%edx
+  PC (0x0047dd99) ok
+  source "0x10(%eax)" (0x0000001f) not located in a known VMA region (needed readable region)!
+  destination "%edx" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: compiz
  StacktraceTop:
-  g_source_unref () from /lib/i386-linux-gnu/libglib-2.0.so.0
-  Glib::Source::unreference() const () from /usr/lib/libglibmm-2.4.so.1
-  PrivateScreen::~PrivateScreen() ()
-  PrivateScreen::~PrivateScreen() ()
-  CompScreen::~CompScreen() ()
+  g_source_unref () from /lib/i386-linux-gnu/libglib-2.0.so.0
+  Glib::Source::unreference() const () from /usr/lib/libglibmm-2.4.so.1
+  PrivateScreen::~PrivateScreen() ()
+  PrivateScreen::~PrivateScreen() ()
+  CompScreen::~CompScreen() ()
  Title: compiz crashed with SIGSEGV in g_source_unref()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  XsessionErrors:
-  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.FilesPlace.SectionsModel is in the past. Ignoring transaction.
-  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.FilesPlace.GroupsModel is in the past. Ignoring transaction.
-  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.ApplicationsPlace.SectionsModel is in the past. Ignoring transaction.
-  (<unknown>:3229): dee-WARNING **: Transaction from :1.97 is in the past. Ignoring transaction.
-  (gnome-language-selector:3795): Gtk-WARNING **: Attempting to add a widget with type aptdaemon+gtk3widgets+AptProgressDialog to a GtkWindow, but as a GtkBin subclass a GtkWindow can only contain one widget at a time; it already contains a widget of type GtkAlignment
+  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.FilesPlace.SectionsModel is in the past. Ignoring transaction.
+  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.FilesPlace.GroupsModel is in the past. Ignoring transaction.
+  (<unknown>:3229): dee-WARNING **: Transaction from com.canonical.Unity.ApplicationsPlace.SectionsModel is in the past. Ignoring transaction.
+  (<unknown>:3229): dee-WARNING **: Transaction from :1.97 is in the past. Ignoring transaction.
+  (gnome-language-selector:3795): Gtk-WARNING **: Attempting to add a widget with type aptdaemon+gtk3widgets+AptProgressDialog to a GtkWindow, but as a GtkBin subclass a GtkWindow can only contain one widget at a time; it already contains a widget of type GtkAlignment
  dmi.bios.date: 02/24/2009
  dmi.bios.vendor: Hewlett-Packard
  dmi.bios.version: F.03
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: 3064
  dmi.board.vendor: Quanta
  dmi.board.version: 19.0B
  dmi.chassis.type: 10
  dmi.chassis.vendor: Quanta
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnHewlett-Packard:bvrF.03:bd02/24/2009:svnHewlett-Packard:pnHPPaviliondv7NotebookPC:pvrRev1:rvnQuanta:rn3064:rvr19.0B:cvnQuanta:ct10:cvrN/A:
  dmi.product.name: HP Pavilion dv7 Notebook PC
  dmi.product.version: Rev 1
  dmi.sys.vendor: Hewlett-Packard
  version.compiz: compiz 1:0.9.4+bzr20110415-0ubuntu2
  version.libdrm2: libdrm2 2.4.23-1ubuntu6
  version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.2-0ubuntu2
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.2-0ubuntu2
  version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu7
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu7

** Changed in: compiz (Ubuntu)
       Status: New => Incomplete

** Also affects: compiz-core
   Importance: Undecided
       Status: New

** Changed in: compiz-core
       Status: New => Incomplete

** Visibility changed to: Public

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https://bugs.launchpad.net/bugs/768936

Title:
  compiz crashed with SIGSEGV in g_source_unref()

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