Application that crashed: konqueror
Version of the application: 4.3.4 (KDE 4.3.4)
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.6.0
Operating System: Linux 2.6.32-gentoo x86_64

What I was doing when the application crashed:
konqueror crash than trying to open any folder, system i Gentoo Linux, i check this with different qt versions

 -- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f81afdb9110 in QMetaObject::methodCount (this=0x0) at kernel/qmetaobject.cpp:422
#6  0x00007f81b015c2de in QDBusAbstractInterface::callWithArgumentList(QDBus::CallMode, QString const&, QList<QVariant> const&) () from /usr/lib64/qt4/libQtDBus.so.4
#7  0x00007f81b015f12c in QDBusAbstractInterface::call(QDBus::CallMode, QString const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&) () from /usr/lib64/qt4/libQtDBus.so.4
#8  0x00007f81b015f8d1 in QDBusAbstractInterface::call(QString const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&, QVariant const&) () from /usr/lib64/qt4/libQtDBus.so.4
#9  0x00007f81adb1db8b in ?? () from /usr/lib64/libsolid.so.4
#10 0x00007f81adb1f6aa in ?? () from /usr/lib64/libsolid.so.4
#11 0x00007f81adae90d0 in Solid::Device::listFromQuery(Solid::Predicate const&, QString const&) () from /usr/lib64/libsolid.so.4
#12 0x00007f81a7fb0669 in KFilePlacesModel::Private::_k_initDeviceList() () from /usr/lib64/libkfile.so.4
#13 0x00007f81a7fb1fde in KFilePlacesModel::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libkfile.so.4
#14 0x00007f81afdb8de5 in QMetaObject::metacall (object=0x2f69510, cl=QMetaObject::InvokeMetaMethod, idx=26, argv=0x7fff9547b6b0) at kernel/qmetaobject.cpp:237
#15 0x00007f81afdcf25f in QMetaObject::activate (sender=0x2f67080, m=0x7f81b012a400, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3294
#16 0x00007f81afdd8e75 in QSingleShotTimer::timeout (this=0x2f67080) at .moc/debug-shared/qtimer.moc:82
#17 0x00007f81afdd8d45 in QSingleShotTimer::timerEvent (this=0x2f67080) at kernel/qtimer.cpp:308
#18 0x00007f81afdca9f5 in QObject::event (this=0x2f67080, e=0x7fff9547bff0) at kernel/qobject.cpp:1224
#19 0x00007f81aef8b0a2 in QApplicationPrivate::notify_helper (this=0x1cd6700, receiver=0x2f67080, e=0x7fff9547bff0) at kernel/qapplication.cpp:4242
#20 0x00007f81aef88974 in QApplication::notify (this=0x7fff9547c5c0, receiver=0x2f67080, e=0x7fff9547bff0) at kernel/qapplication.cpp:3661
#21 0x00007f81b0a29026 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#22 0x00007f81afdb0d88 in QCoreApplication::notifyInternal (this=0x7fff9547c5c0, receiver=0x2f67080, event=0x7fff9547bff0) at kernel/qcoreapplication.cpp:704
#23 0x00007f81afdb4d0d in QCoreApplication::sendEvent (receiver=0x2f67080, event=0x7fff9547bff0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#24 0x00007f81afdf14e5 in QTimerInfoList::activateTimers (this=0x1cda460) at kernel/qeventdispatcher_unix.cpp:603
#25 0x00007f81afdec843 in timerSourceDispatch (source=0x1cda400) at kernel/qeventdispatcher_glib.cpp:184
#26 0x00007f81afdec92a in idleTimerSourceDispatch (source=0x1cda4c0) at kernel/qeventdispatcher_glib.cpp:231
#27 0x00007f81ab59e06d in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0x00007f81ab5a1a28 in g_main_context_iterate () from /usr/lib/libglib-2.0.so.0
#29 0x00007f81ab5a1b50 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#30 0x00007f81afdedcbf in QEventDispatcherGlib::processEvents (this=0x1cba5b0, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#31 0x00007f81af059618 in QGuiEventDispatcherGlib::processEvents (this=0x1cba5b0, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#32 0x00007f81afdaddac in QEventLoop::processEvents (this=0x7fff9547c3b0, flags=...) at kernel/qeventloop.cpp:149
#33 0x00007f81afdadf02 in QEventLoop::exec (this=0x7fff9547c3b0, flags=...) at kernel/qeventloop.cpp:201
#34 0x00007f81afdb148a in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#35 0x00007f81aef88512 in QApplication::exec () at kernel/qapplication.cpp:3570
#36 0x00007f81b25924e4 in kdemain () from /usr/lib64/libkdeinit4_konqueror.so
#37 0x00007f81b2180bbd in __libc_start_main () from /lib/libc.so.6
#38 0x00000000004006d9 in _start ()

Reported using DrKonqi