Version:            (using KDE 4.2.3)
Installed from:    Gentoo Packages

Crash after I right click and open terminal here, backtrace:
Application: Konqueror (konqueror), signal SIGSEGV
0x00007f9fd72e0881 in nanosleep () from /lib/libc.so.6
Current language:  auto; currently c
[Current thread is 0 (LWP 4572)]

Thread 2 (Thread 0x7f9fcabac910 (LWP 4689)):
#0  0x00007f9fd730abd2 in select () from /lib/libc.so.6
#1  0x00007f9fd9d74622 in QProcessManager::run (this=0x1c85480) at io/qprocess_unix.cpp:305
#2  0x00007f9fd9cb1ee9 in QThreadPrivate::start (arg=0x1c85480) at thread/qthread_unix.cpp:189
#3  0x00007f9fd9a3f2f7 in start_thread (arg=<value optimized out>) at pthread_create.c:297
#4  0x00007f9fd73117ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f9fdc7d7750 (LWP 4572)):
[KCrash Handler]
#5  KDirModelNode::rowNumber (this=0x0) at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirmodel.cpp:115
#6  0x00007f9fdb656d40 in KDirModelPrivate::indexForNode (this=0x284f6a0, node=0x0, rowNumber=-1) at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirmodel.cpp:279
#7  0x00007f9fdb65b4d5 in KDirModelPrivate::_k_slotNewItems (this=0x284f6a0, directoryUrl=<value optimized out>, items=@0x21fc0a0)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirmodel.cpp:372
#8  0x00007f9fdb65c7ca in KDirModel::qt_metacall (this=0x2772950, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffd4f04d40)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3_build/kio/kdirmodel.moc:78
#9  0x00007f9fd9da6a80 in QMetaObject::activate (sender=0x28509b0, from_signal_index=<value optimized out>, to_signal_index=14, argv=0xffffffff) at kernel/qobject.cpp:3108
#10 0x00007f9fdb6400aa in KDirLister::itemsAdded (this=0x0, _t1=<value optimized out>, _t2=<value optimized out>)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3_build/kio/kdirlister.moc:268
#11 0x00007f9fdb641223 in KDirLister::Private::emitItems (this=0x2851800) at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirlister.cpp:2276
#12 0x00007f9fdb642e9b in KDirListerCache::emitRefreshItem (this=<value optimized out>, oldItem=@0x7fffd4f04fa0, fileitem=@0x2321fc8)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirlister.cpp:962
#13 0x00007f9fdb64daa4 in KDirListerCache::slotFilesChanged (this=0x204cfe0, fileList=@0x2247cb0) at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kio/kio/kdirlister.cpp:834
#14 0x00007f9fdb65214c in KDirListerCache::qt_metacall (this=0x204cfe0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffd4f05150)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3_build/kio/kdirlister_p.moc:93
#15 0x00007f9fd9da6a80 in QMetaObject::activate (sender=0x205f390, from_signal_index=<value optimized out>, to_signal_index=8, argv=0xffffffff) at kernel/qobject.cpp:3108
#16 0x00007f9fdb65e265 in OrgKdeKDirNotifyInterface::FilesChanged (this=0x0, _t1=<value optimized out>) at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3_build/kio/kdirnotify.moc:118
#17 0x00007f9fdb65e3e4 in OrgKdeKDirNotifyInterface::qt_metacall (this=0x205f390, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffd4f05250)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3_build/kio/kdirnotify.moc:82
#18 0x00007f9fda094eb3 in QDBusConnectionPrivate::deliverCall (this=0x1d167c0, object=0x205f390, msg=@0x21cf488, metaTypes=@0x21cf490, slotIdx=8) at qdbusintegrator.cpp:891
#19 0x00007f9fda09b65f in QDBusCallDeliveryEvent::placeMetaCall (this=0x28c8900, object=0x284f6a0) at qdbusintegrator_p.h:101
#20 0x00007f9fd9da3389 in QObject::event (this=0x205f390, e=0x21cf440) at kernel/qobject.cpp:1106
#21 0x00007f9fd906451d in QApplicationPrivate::notify_helper (this=0x1c80d10, receiver=0x205f390, e=0x21cf440) at kernel/qapplication.cpp:4057
#22 0x00007f9fd906d15a in QApplication::notify (this=0x7fffd4f06000, receiver=0x205f390, e=0x21cf440) at kernel/qapplication.cpp:4022
#23 0x00007f9fdabd27ea in KApplication::notify (this=0x7fffd4f06000, receiver=0x205f390, event=0x21cf440)
    at /var/tmp/portage/kde-base/kdelibs-4.2.3/work/kdelibs-4.2.3/kdeui/kernel/kapplication.cpp:307
#24 0x00007f9fd9d9312b in QCoreApplication::notifyInternal (this=0x7fffd4f06000, receiver=0x205f390, event=0x21cf440) at kernel/qcoreapplication.cpp:606
#25 0x00007f9fd9d93aef in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x1c69de0) at kernel/qcoreapplication.h:213
#26 0x00007f9fd9dbb853 in postEventSourceDispatch (s=<value optimized out>) at kernel/qcoreapplication.h:218
#27 0x00007f9fd5c05739 in IA__g_main_context_dispatch (context=0x1c83840) at gmain.c:2144
#28 0x00007f9fd5c090ad in g_main_context_iterate (context=0x1c83840, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2778
#29 0x00007f9fd5c0925d in IA__g_main_context_iteration (context=0x1c83840, may_block=1) at gmain.c:2841
#30 0x00007f9fd9dbb44f in QEventDispatcherGlib::processEvents (this=0x1c80f90, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:324
#31 0x00007f9fd90f4768 in QGuiEventDispatcherGlib::processEvents (this=0x0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#32 0x00007f9fd9d91732 in QEventLoop::processEvents (this=<value optimized out>, flags={i = -722444976}) at kernel/qeventloop.cpp:149
#33 0x00007f9fd9d91915 in QEventLoop::exec (this=0x7fffd4f05d90, flags={i = -722444896}) at kernel/qeventloop.cpp:196
#34 0x00007f9fd9d93d5c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:888
#35 0x00007f9fdc3d0007 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at /var/tmp/portage/kde-base/konqueror-4.2.3/work/konqueror-4.2.3/konqueror/src/konqmain.cpp:257
#36 0x00007f9fd725da26 in __libc_start_main (main=0x400a40 <main>, argc=2, ubp_av=0x7fffd4f06a78, init=0x400aa0 <__libc_csu_init>, fini=<value optimized out>, rtld_fini=<value optimized out>, 
    stack_end=0x7fffd4f06a68) at libc-start.c:220
#37 0x0000000000400929 in _start () at ../sysdeps/x86_64/elf/start.S:113