ubuntu-sso-login crashed with SIGSEGV in QSocketNotifier::setEnabled()

[Sameer Morar]

Random crash when I re-logged into a desktop session.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: ubuntu-sso-client 2.99.91-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-19.31-generic 3.2.12
Uname: Linux 3.2.0-19-generic x86_64
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CrashCounter: 1
Date: Tue Mar 27 00:18:21 2012
EcryptfsInUse: Yes
ExecutablePath: /usr/lib/ubuntu-sso-client/ubuntu-sso-login
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python /usr/lib/ubuntu-sso-client/ubuntu-sso-login
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, user)
 LANGUAGE=en_AU:en
 LANG=en_AU.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f6d25153975 <_ZN15QSocketNotifier10setEnabledEb+21>: mov 0x40(%rdx),%rdx
 PC (0x7f6d25153975) ok
 source "0x40(%rdx)" (0x00000040) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: ubuntu-sso-client
StacktraceTop:
 QSocketNotifier::setEnabled(bool) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
 ?? () from /usr/lib/python2.7/dist-packages/dbus/mainloop/qt.so
 QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
 QSocketNotifier::activated(int) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
 QSocketNotifier::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
Title: ubuntu-sso-login crashed with SIGSEGV in QSocketNotifier::setEnabled()
UpgradeStatus: Upgraded to precise on 2012-01-15 (71 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
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 ?? ()
 ?? ()
 ?? ()
 ?? ()

[Apport retracing service (apport)]

Thank you for your report!

However, processing it in order to get sufficient information for the
developers failed (it does not generate a useful symbolic stack trace). This
might be caused by some outdated packages which were installed on your system
at the time of the report:

python2.7 version 2.7.3~rc1-1ubuntu2 required, but 2.7.3~rc2-1ubuntu1 is available
libssl1.0.0 version 1.0.0g-1ubuntu1 required, but 1.0.1-2ubuntu2 is available
python2.7-minimal version 2.7.3~rc1-1ubuntu2 required, but 2.7.3~rc2-1ubuntu1 is available
libxcb-shm0 version 1.8-2ubuntu1 required, but 1.8.1-1 is available
libxcb-render0 version 1.8-2ubuntu1 required, but 1.8.1-1 is available
libdrm-intel1 version 2.4.30-1ubuntu1 required, but 2.4.32-1ubuntu1 is available
openssl version 1.0.0g-1ubuntu1 required, but 1.0.1-2ubuntu2 is available
libxcb1 version 1.8-2ubuntu1 required, but 1.8.1-1 is available
libcups2 version 1.5.2-8bzr1 required, but 1.5.2-8bzr2 is available
libc-bin version 2.15-0ubuntu5 required, but 2.15-0ubuntu6 is available
x11-common version 1:7.6+10ubuntu1 required, but 1:7.6+12ubuntu1 is available
upstart version 1.4-0ubuntu9 required, but 1.5-0ubuntu1 is available
shared-mime-info version 1.0-0ubuntu1 required, but 1.0-0ubuntu2 is available
libdrm-radeon1 version 2.4.30-1ubuntu1 required, but 2.4.32-1ubuntu1 is available
libp11-kit0 version 0.10-1 required, but 0.12-2ubuntu1 is available
libdrm-nouveau1a version 2.4.30-1ubuntu1 required, but 2.4.32-1ubuntu1 is available
libdrm2 version 2.4.30-1ubuntu1 required, but 2.4.32-1ubuntu1 is available
multiarch-support version 2.15-0ubuntu5 required, but 2.15-0ubuntu6 is available
libc6 version 2.15-0ubuntu5 required, but 2.15-0ubuntu6 is available
perl-base version 5.14.2-6ubuntu1 required, but 5.14.2-6ubuntu2 is available

Please upgrade your system to the latest package versions. If you still
encounter the crash, please file a new report.

Thank you for your understanding, and sorry for the inconvenience!