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[Bug 1309011] Re: compiz crashed with SIGSEGV in g_main_context_dispatch()

 

*** This bug is a duplicate of bug 962581 ***
    https://bugs.launchpad.net/bugs/962581

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #962581, 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.

** Attachment removed: "CoreDump.gz"
   https://bugs.launchpad.net/bugs/1309011/+attachment/4086175/+files/CoreDump.gz

** Attachment removed: "Disassembly.txt"
   https://bugs.launchpad.net/bugs/1309011/+attachment/4086177/+files/Disassembly.txt

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/1309011/+attachment/4086179/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/1309011/+attachment/4086180/+files/ProcStatus.txt

** Attachment removed: "Registers.txt"
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** Attachment removed: "Stacktrace.txt"
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** Attachment removed: "ThreadStacktrace.txt"
   https://bugs.launchpad.net/bugs/1309011/+attachment/4086183/+files/ThreadStacktrace.txt

** This bug has been marked a duplicate of bug 962581
   compiz crashed with SIGSEGV in empty() from check_selection() [unity-rvgrid-accessible.cpp:171]

** Information type changed from Private to Public

** Tags removed: need-i386-retrace

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https://bugs.launchpad.net/bugs/1309011

Title:
  compiz crashed with SIGSEGV in g_main_context_dispatch()

Status in “unity” package in Ubuntu:
  New

Bug description:
  This happened when I was using Mozilla.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: unity 5.20.0-0ubuntu3
  ProcVersionSignature: Ubuntu 3.2.0-60.91-generic-pae 3.2.55
  Uname: Linux 3.2.0-60-generic-pae i686
  ApportVersion: 2.0.1-0ubuntu17.6
  Architecture: i386
  Date: Thu Apr 17 18:36:45 2014
  ExecutablePath: /usr/bin/compiz
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
  MarkForUpload: True
  ProcCmdline: compiz
  SegvAnalysis:
   Segfault happened at: 0xb482e72f:	mov    0x4(%ecx),%edx
   PC (0xb482e72f) ok
   source "0x4(%ecx)" (0x3f800004) not located in a known VMA region (needed readable region)!
   destination "%edx" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: unity
  StacktraceTop:
   ?? () from /usr/lib/compiz/libunityshell.so
   ?? () from /usr/lib/compiz/libunityshell.so
   ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
   g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
   ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
  Title: compiz crashed with SIGSEGV in g_main_context_dispatch()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
  XsessionErrors:
   (compiz:1425): GConf-CRITICAL **: gconf_client_add_dir: assertion `gconf_valid_key (dirname, NULL)' failed
   gnome-session[1348]: WARNING: Application 'compiz.desktop' killed by signal
   gnome-session[1348]: WARNING: App 'compiz.desktop' respawning too quickly
   gnome-session[1348]: CRITICAL: We failed, but the fail whale is dead. Sorry....
   (compiz:2007): GConf-CRITICAL **: gconf_client_add_dir: assertion `gconf_valid_key (dirname, NULL)' failed

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