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[Christopher Townsend <christopher.townsend@xxxxxxxxxxxxx>]

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https://bugs.launchpad.net/bugs/1371857

Title:
  compiz crashed with SIGSEGV in g_closure_invoke()

Status in “compiz” package in Ubuntu:
  Confirmed

Bug description:
  The WM restarts after I click something on the launcher. then I got
  this popup so i want to report it.

  ProblemType: Crash
  DistroRelease: Ubuntu 14.10
  Package: compiz-core 1:0.9.12+14.10.20140812-0ubuntu1
  ProcVersionSignature: Ubuntu 3.16.0-16.22-generic 3.16.2
  Uname: Linux 3.16.0-16-generic x86_64
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.14.7-0ubuntu2
  Architecture: amd64
  CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  CrashCounter: 1
  CurrentDesktop: Unity
  CurrentDmesg:
   [   45.023222] systemd-logind[850]: Failed to start user service: Unknown unit: user@1000.service
   [   45.031238] systemd-logind[850]: New session c1 of user steve.
   [   45.031281] systemd-logind[850]: Linked /tmp/.X11-unix/X0 to /run/user/1000/X11-display.
   [   65.405136] show_signal_msg: 15 callbacks suppressed
   [   65.405145] compiz[1852]: segfault at 0 ip           (null) sp 00007fffc2b9e758 error 14 in compiz[400000+3000]
  Date: Sat Sep 20 00:38:20 2014
  Disassembly: => 0x0:	Cannot access memory at address 0x0
  DistUpgraded: 2014-09-19 17:19:55,295 DEBUG enabling apt cron job
  DistroCodename: utopic
  DistroVariant: ubuntu
  ExecutablePath: /usr/bin/compiz
  GraphicsCard:
   Advanced Micro Devices, Inc. [AMD/ATI] RS690M [Radeon Xpress 1200/1250/1270] [1002:791f] (prog-if 00 [VGA controller])
     Subsystem: Toshiba America Info Systems Device [1179:ff00]
  InstallationDate: Installed on 2014-07-13 (68 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Daily amd64 (20140407)
  MachineType: TOSHIBA Satellite A215
  PccardctlIdent:
   Socket 0:
     no product info available
  PccardctlStatus:
   Socket 0:
     no card
  ProcCmdline: compiz
  ProcEnviron:
   PATH=(custom, no user)
   LANGUAGE=en_US
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-16-generic root=UUID=dba6801f-8acb-48e1-bd5c-351ece6f729f ro quiet splash vt.handoff=7
  SegvAnalysis:
   Segfault happened at: 0x0:	Cannot access memory at address 0x0
   PC (0x00000000) not located in a known VMA region (needed executable region)!
  SegvReason: executing NULL VMA
  Signal: 11
  SourcePackage: compiz
  StacktraceTop:
   ?? ()
   g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
   ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
   g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
   g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  Title: compiz crashed with SIGSEGV in g_closure_invoke()
  UpgradeStatus: Upgraded to utopic on 2014-09-19 (0 days ago)
  UserGroups: adm cdrom dip disk lpadmin plugdev sambashare sudo
  dmi.bios.date: 02/25/2008
  dmi.bios.vendor: TOSHIBA
  dmi.bios.version: V1.90
  dmi.board.name: IALAA
  dmi.board.vendor: TOSHIBA
  dmi.board.version: 1.00
  dmi.chassis.asset.tag: *
  dmi.chassis.type: 10
  dmi.chassis.vendor: TOSHIBA
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnTOSHIBA:bvrV1.90:bd02/25/2008:svnTOSHIBA:pnSatelliteA215:pvrPSAEGU-03J01K:rvnTOSHIBA:rnIALAA:rvr1.00:cvnTOSHIBA:ct10:cvrN/A:
  dmi.product.name: Satellite A215
  dmi.product.version: PSAEGU-03J01K
  dmi.sys.vendor: TOSHIBA
  version.compiz: compiz 1:0.9.12+14.10.20140812-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.56-1
  version.libgl1-mesa-dri: libgl1-mesa-dri 10.2.6-1ubuntu3
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 10.2.6-1ubuntu3
  version.xserver-xorg-core: xserver-xorg-core 2:1.16.0-1ubuntu1
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.4.0-2ubuntu2
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.914-1~exp1ubuntu2
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2
  xserver.bootTime: Sat Sep 20 00:37:58 2014
  xserver.configfile: default
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.version: 2:1.16.0-1ubuntu1
  xserver.video_driver: radeon

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