rekonq crashed with SIGSEGV in QWidget::focusProxy()

[Balaam's Miracle]

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ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: rekonq 0.9.0-1-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.26-lowlatency 3.2.9
Uname: Linux 3.2.0-18-lowlatency i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Sat Mar 17 00:12:12 2012
ExecutablePath: /usr/bin/rekonq
LocalLibraries: /opt/google/talkplugin/libnpgtpo3dautoplugin.so /opt/google/talkplugin/lib/libCgGL.so /opt/google/talkplugin/lib/libCg.so /opt/google/talkplugin/libnpgoogletalk.so
ProcCmdline: /usr/bin/rekonq http://t.co/ZdQe7iuS
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x29e2154 <_ZNK7QWidget10focusProxyEv+4>: mov 0x4(%eax),%eax
 PC (0x029e2154) ok
 source "0x4(%eax)" (0x00000075) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: rekonq
StacktraceTop:
 QWidget::focusProxy() const () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 QWidget::setAttribute(Qt::WidgetAttribute, bool) () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 QWidget::winId() const () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 ?? () from /usr/lib/libkio.so.5
 ?? () from /usr/lib/libkio.so.5
Title: rekonq crashed with SIGSEGV in QWidget::focusProxy()
UpgradeStatus: Upgraded to precise on 2012-03-05 (11 days ago)
UserGroups: adm admin audio avahi cdrom dialout dip floppy fuse games lpadmin netdev plugdev powerdev pulse sambashare scanner users video

[Apport retracing service (apport)]

StacktraceTop:
 QWidget::focusProxy (this=0x71) at kernel/qwidget.cpp:6329
 effectiveFocusWidget (this=0x8a04720) at ../../include/QtGui/private/../../../src/gui/kernel/qwidget_p.h:584
 QWidget::setAttribute (this=0x8a0ad98, attribute=Qt::WA_NativeWindow, on=true) at kernel/qwidget.cpp:10825
 QWidget::winId (this=0x8a0ad98) at kernel/qwidget.cpp:2520
 KIO::SimpleJobPrivate::start (this=0x9ff8c28, slave=0x9795820) at ../../kio/kio/job.cpp:424

[Launchpad Janitor (janitor)]

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