signon-ui crashed with SIGSEGV in __GI___pthread_mutex_lock()

[Kenichi Ito]

Step to reproduce:
1. Launch Online Account
2. Select a account
3. Click "Close"

ProblemType: Crash
DistroRelease: Ubuntu 14.04
Package: signon-ui 0.15+14.04.20131024.2-0ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-6.23-generic 3.13.0
Uname: Linux 3.13.0-6-generic x86_64
ApportVersion: 2.13.2-0ubuntu2
Architecture: amd64
CurrentDesktop: Unity
Date: Sun Feb 2 18:31:39 2014
ExecutablePath: /usr/bin/signon-ui
InstallationDate: Installed on 2014-02-01 (0 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20140201)
ProcCmdline: /usr/bin/signon-ui
ProcEnviron:
 XDG_RUNTIME_DIR=<set>
 SHELL=/bin/bash
 LANGUAGE=ja
 PATH=(custom, user)
 LANG=ja_JP.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f900d882414 <__GI___pthread_mutex_lock+4>: mov 0x10(%rdi),%esi
 PC (0x7f900d882414) ok
 source "0x10(%rdi)" (0x000020d8) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: signon-ui
StacktraceTop:
 __GI___pthread_mutex_lock (mutex=0x0) at ../nptl/pthread_mutex_lock.c:66
 ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
 ?? () from /usr/lib/x86_64-linux-gnu/dri/vboxvideo_dri.so
 start_thread (arg=0x7f8f92146700) at pthread_create.c:312
Title: signon-ui crashed with SIGSEGV in __GI___pthread_mutex_lock()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip libvirtd lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 __GI___pthread_mutex_lock (mutex=0x0) at ../nptl/pthread_mutex_lock.c:66
 ?? ()
 ?? ()
 ?? ()
 ?? ()

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.