metacity crashed with SIGSEGV in SmcCloseConnection()

[Barry Warsaw]

Upon login with Unity 2D

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: metacity 1:2.34.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-5.6-generic 3.0.0-rc7
Uname: Linux 3.0.0-5-generic x86_64
Architecture: amd64
CrashCounter: 1
Date: Thu Jul 14 13:53:11 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/metacity
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110705.1)
ProcCmdline: metacity
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f77bbf62236 <SmcCloseConnection+22>: mov 0x8(%rdi),%r14
 PC (0x7f77bbf62236) ok
 source "0x8(%rdi)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%r14" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: metacity
StacktraceTop:
 SmcCloseConnection () from /usr/lib/x86_64-linux-gnu/libSM.so.6
 ?? ()
 ?? ()
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: metacity crashed with SIGSEGV in SmcCloseConnection()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout fuse libvirtd lpadmin plugdev sambashare sbuild

[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 #806170, 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.