Application: yakuake (3.0.4)

Qt Version: 5.10.0
Frameworks Version: 5.41.0
Operating System: Linux 4.14.5-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
I ran this two lines in terminal:
qdbus org.kde.yakuake /yakuake/sessions org.kde.yakuake.addSession
qdbus org.kde.yakuake /yakuake/sessions runCommandInTerminal 0 'echo test'

The crash can be reproduced every time.

-- Backtrace:
Application: Yakuake (yakuake), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8a28b96800 (LWP 7164))]

Thread 4 (Thread 0x7f8a01d7d700 (LWP 7170)):
#0  0x00007f8a1f0a138d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f8a2374b00c in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007f8a2374305c in QSemaphore::acquire(int) () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a0305e2b7 in  () at /usr/lib/qt/plugins/texttospeech/libqttexttospeech_flite.so
#4  0x00007f8a23749b2d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a1f09b08a in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f8a2305142f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f8a0bfff700 (LWP 7166)):
#0  0x00007ffe3113db14 in clock_gettime ()
#1  0x00007f8a2305ecd6 in clock_gettime () at /usr/lib/libc.so.6
#2  0x00007f8a23991fa2 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007f8a2399073a in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#4  0x00007f8a23990d16 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a239923ff in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f8a1d2b6771 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#7  0x00007f8a1d2b6df6 in  () at /usr/lib/libglib-2.0.so.0
#8  0x00007f8a1d2b6fae in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#9  0x00007f8a239926b4 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#10 0x00007f8a2393482b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007f8a2374478e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#12 0x00007f8a255c0416 in  () at /usr/lib/libQt5DBus.so.5
#13 0x00007f8a23749b2d in  () at /usr/lib/libQt5Core.so.5
#14 0x00007f8a1f09b08a in start_thread () at /usr/lib/libpthread.so.0
#15 0x00007f8a2305142f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f8a13ad2700 (LWP 7165)):
#0  0x00007f8a23046f2b in poll () at /usr/lib/libc.so.6
#1  0x00007f8a210f88e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f8a210fa679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f8a166717aa in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f8a23749b2d in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f8a1f09b08a in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f8a2305142f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f8a28b96800 (LWP 7164)):
[KCrash Handler]
#5  0x00007f89f36aa8f4 in  () at /usr/lib/libQtGui.so.4
#6  0x00007f8a289ee51a in call_init.part () at /lib64/ld-linux-x86-64.so.2
#7  0x00007f8a289ee626 in _dl_init () at /lib64/ld-linux-x86-64.so.2
#8  0x00007f8a289f2afe in dl_open_worker () at /lib64/ld-linux-x86-64.so.2
#9  0x00007f8a2308d0f4 in _dl_catch_error () at /usr/lib/libc.so.6
#10 0x00007f8a289f231a in _dl_open () at /lib64/ld-linux-x86-64.so.2
#11 0x00007f8a20ee8e86 in  () at /usr/lib/libdl.so.2
#12 0x00007f8a2308d0f4 in _dl_catch_error () at /usr/lib/libc.so.6
#13 0x00007f8a20ee9587 in  () at /usr/lib/libdl.so.2
#14 0x00007f8a20ee8f22 in dlopen () at /usr/lib/libdl.so.2
#15 0x00007f8a009b4ef1 in  () at /usr/lib/libvlccore.so.8
#16 0x00007f8a00998a1a in  () at /usr/lib/libvlccore.so.8
#17 0x00007f8a00999012 in  () at /usr/lib/libvlccore.so.8
#18 0x00007f8a00999762 in  () at /usr/lib/libvlccore.so.8
#19 0x00007f8a00999b7b in  () at /usr/lib/libvlccore.so.8
#20 0x00007f8a0091d22f in libvlc_InternalInit () at /usr/lib/libvlccore.so.8
#21 0x00007f8a006ef183 in libvlc_new () at /usr/lib/libvlc.so.5
#22 0x00007f8a00c90051 in  () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#23 0x00007f8a00c638f3 in  () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#24 0x00007f8a00c947b8 in qt_plugin_instance () at /usr/lib/qt5/plugins/phonon4qt5_backend/phonon_vlc.so
#25 0x00007f8a23919957 in QPluginLoader::instance() () at /usr/lib/libQt5Core.so.5
#26 0x00007f8a217b2380 in  () at /usr/lib/libphonon4qt5.so.4
#27 0x00007f8a217b47ec in  () at /usr/lib/libphonon4qt5.so.4
#28 0x00007f8a217b519e in  () at /usr/lib/libphonon4qt5.so.4
#29 0x00007f8a217b602c in Phonon::Factory::backend(bool) () at /usr/lib/libphonon4qt5.so.4
#30 0x00007f8a217b6919 in  () at /usr/lib/libphonon4qt5.so.4
#31 0x00007f8a217a84d1 in  () at /usr/lib/libphonon4qt5.so.4
#32 0x00007f8a2833cc8c in  () at /usr/lib/libKF5Notifications.so.5
#33 0x00007f8a2830f3ca in  () at /usr/lib/libKF5Notifications.so.5
#34 0x00007f8a2830c206 in KNotification::sendEvent() () at /usr/lib/libKF5Notifications.so.5
#35 0x00007f8a23967452 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#36 0x00007f8a246b0e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#37 0x00007f8a246b8816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#38 0x00007f8a239361e0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#39 0x00007f8a23938e46 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#40 0x00007f8a239930a4 in  () at /usr/lib/libQt5Core.so.5
#41 0x00007f8a1d2b5270 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#42 0x00007f8a1d2b6f69 in  () at /usr/lib/libglib-2.0.so.0
#43 0x00007f8a1d2b6fae in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#44 0x00007f8a23992691 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#45 0x00007f8a166f9152 in  () at /usr/lib/libQt5XcbQpa.so.5
#46 0x00007f8a2393482b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#47 0x00007f8a2393db18 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#48 0x0000000000416c60 in  ()
#49 0x00007f8a22f7bf4a in __libc_start_main () at /usr/lib/libc.so.6
#50 0x0000000000416cea in _start ()

Reported using DrKonqi