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[Apport retracing service <903653@xxxxxxxxxxxxxxxxxx>]

*** This bug is a duplicate of bug 902698 ***
    https://bugs.launchpad.net/bugs/902698

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 #902698, 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/903653/+attachment/2631096/+files/CoreDump.gz

** Attachment removed: "Dependencies.txt"
   https://bugs.launchpad.net/bugs/903653/+attachment/2631097/+files/Dependencies.txt

** Attachment removed: "Disassembly.txt"
   https://bugs.launchpad.net/bugs/903653/+attachment/2631098/+files/Disassembly.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/903653/+attachment/2631100/+files/ProcStatus.txt

** Attachment removed: "Registers.txt"
   https://bugs.launchpad.net/bugs/903653/+attachment/2631101/+files/Registers.txt

** Attachment removed: "ThreadStacktrace.txt"
   https://bugs.launchpad.net/bugs/903653/+attachment/2631103/+files/ThreadStacktrace.txt

** Visibility changed to: Public

** This bug has been marked a duplicate of private bug 902698

** Visibility changed to: Public

** Tags removed: need-amd64-retrace

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Packages, which is subscribed to lightdm in Ubuntu.
https://bugs.launchpad.net/bugs/903653

Title:
  lightdm crashed with SIGSEGV in g_closure_invoke()

Status in “lightdm” package in Ubuntu:
  New

Bug description:
  I get this error message shortly after logging into oneiric precise.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: lightdm 1.0.6-0ubuntu4
  ProcVersionSignature: Ubuntu 3.2.0-3.9-generic 3.2.0-rc4
  Uname: Linux 3.2.0-3-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 1.90-0ubuntu1
  Architecture: amd64
  CrashCounter: 1
  Date: Tue Dec 13 11:31:55 2011
  ExecutablePath: /usr/sbin/lightdm
  InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
  ProcCmdline: lightdm
  ProcEnviron: PATH=(custom, no user)
  SegvAnalysis:
   Segfault happened at: 0x411138:	mov    0x28(%rax),%ecx
   PC (0x00411138) ok
   source "0x28(%rax)" (0xaaaaaaaaaaaaaad2) not located in a known VMA region (needed readable region)!
   destination "%ecx" ok
  SegvReason: reading unknown VMA
  Signal: 11
  SourcePackage: lightdm
  StacktraceTop:
   ?? ()
   g_closure_invoke (closure=0x656a80, return_value=0x0, n_param_values=1, param_values=0x664100, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.31.4.is.2.31.2/./gobject/gclosure.c:774
   signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0x664100) at /build/buildd/glib2.0-2.31.4.is.2.31.2/./gobject/gsignal.c:3302
   g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=0x7fff02302898) at /build/buildd/glib2.0-2.31.4.is.2.31.2/./gobject/gsignal.c:3033
   g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.31.4.is.2.31.2/./gobject/gsignal.c:3090
  Title: lightdm crashed with SIGSEGV in g_closure_invoke()
  UpgradeStatus: Upgraded to precise on 2011-12-09 (3 days ago)
  UserGroups:

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