Application: plasma-desktop (4.11.17)
KDE Platform Version: 4.14.6
Qt Version: 4.8.6
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
The pc/systeam was booting like a normal day, but after the login screen the bug popedup

-- Backtrace:
Application: Shell de escritorio Plasma (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f578a56e780 (LWP 2103))]

Thread 4 (Thread 0x7f5759b37700 (LWP 2105)):
#0  0x00007f5788e3405f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f577b6968cb in  () at /usr/lib64/libQtScript.so.4
#2  0x00007f577b696909 in  () at /usr/lib64/libQtScript.so.4
#3  0x00007f5788e300a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f5787b9d06d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f56d0df1700 (LWP 2106)):
#0  0x00007f5787b94c3d in poll () at /lib64/libc.so.6
#1  0x00007f5784ca7be4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f5784ca7cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f57891f50de in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#4  0x00007f57891c6e6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#5  0x00007f57891c7165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#6  0x00007f57890c40bf in QThread::exec() () at /usr/lib64/libQtCore.so.4
#7  0x00007f57891a8783 in  () at /usr/lib64/libQtCore.so.4
#8  0x00007f57890c679f in  () at /usr/lib64/libQtCore.so.4
#9  0x00007f5788e300a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f5787b9d06d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f5766399700 (LWP 2284)):
#0  0x00007f5784ce98f8 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f5784ca7cd8 in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f57891f50de in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#3  0x00007f57891c6e6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#4  0x00007f57891c7165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#5  0x00007f57890c40bf in QThread::exec() () at /usr/lib64/libQtCore.so.4
#6  0x00007f57890c679f in  () at /usr/lib64/libQtCore.so.4
#7  0x00007f5788e300a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f5787b9d06d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f578a56e780 (LWP 2103)):
[KCrash Handler]
#5  0x00007f56d397739e in  () at /usr/lib64/libkpeople.so.4
#6  0x00007f56d39791e5 in KPeople::PersonsModel::onContactChanged(QString const&, KABC::Addressee const&) () at /usr/lib64/libkpeople.so.4
#7  0x00007f57891dc1fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#8  0x00007f56d39821c7 in KPeople::AllContactsMonitor::contactChanged(QString const&, KABC::Addressee const&) () at /usr/lib64/libkpeople.so.4
#9  0x00007f56d03ec23d in  () at /usr/lib64/kde4/akonadi_kpeople_plugin.so
#10 0x00007f57891dc1fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#11 0x00007f575b9d2c47 in Akonadi::Monitor::itemChanged(Akonadi::Item const&, QSet<QByteArray> const&) () at /usr/lib64/libakonadi-kde.so.4
#12 0x00007f575b9dc3ad in  () at /usr/lib64/libakonadi-kde.so.4
#13 0x00007f575b9dd7c5 in  () at /usr/lib64/libakonadi-kde.so.4
#14 0x00007f575b9d90e1 in  () at /usr/lib64/libakonadi-kde.so.4
#15 0x00007f575b9d92b9 in  () at /usr/lib64/libakonadi-kde.so.4
#16 0x00007f57891dc1fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#17 0x00007f575b93dc4a in  () at /usr/lib64/libakonadi-kde.so.4
#18 0x00007f57891dc1fa in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () at /usr/lib64/libQtCore.so.4
#19 0x00007f578965c302 in KJob::result(KJob*) () at /usr/lib64/libkdecore.so.5
#20 0x00007f578965c340 in KJob::emitResult() () at /usr/lib64/libkdecore.so.5
#21 0x00007f57891e059e in QObject::event(QEvent*) () at /usr/lib64/libQtCore.so.4
#22 0x00007f578834476c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#23 0x00007f578834acad in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQtGui.so.4
#24 0x00007f5789f6bcea in KApplication::notify(QObject*, QEvent*) () at /usr/lib64/libkdeui.so.5
#25 0x00007f57891c82ad in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQtCore.so.4
#26 0x00007f57891cb57d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQtCore.so.4
#27 0x00007f57891f58fe in  () at /usr/lib64/libQtCore.so.4
#28 0x00007f5784ca7a04 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#29 0x00007f5784ca7c48 in  () at /usr/lib64/libglib-2.0.so.0
#30 0x00007f5784ca7cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#31 0x00007f57891f50be in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#32 0x00007f57883e1676 in  () at /usr/lib64/libQtGui.so.4
#33 0x00007f57891c6e6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#34 0x00007f57891c7165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQtCore.so.4
#35 0x00007f57891cc5b9 in QCoreApplication::exec() () at /usr/lib64/libQtCore.so.4
#36 0x00007f5772187b94 in kdemain () at /usr/lib64/libkdeinit4_plasma-desktop.so
#37 0x0000000000408815 in _start ()

Reported using DrKonqi