Application: kdeinit5 ()

Qt Version: 5.4.1
Operating System: Linux 3.19.0-rc1-1.g85f0072-desktop x86_64
Distribution: "openSUSE 20141219 (Tumbleweed) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:

crashing when trying to open ktp notification. clicked to open a chat...

The crash can be reproduced sometimes.

-- Backtrace:
Application: kdeinit5 (kdeinit5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ffa8a5e1780 (LWP 2142))]

Thread 5 (Thread 0x7ffa75694700 (LWP 2144)):
#0  0x00007ffa889b54ad in poll () at /lib64/libc.so.6
#1  0x00007ffa87f22362 in  () at /usr/lib64/libxcb.so.1
#2  0x00007ffa87f23e2f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007ffa77be8bb9 in  () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#4  0x00007ffa88d1d94f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007ffa862443a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007ffa889bda4d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7ffa6b544700 (LWP 2154)):
#0  0x00007ffa889b54ad in poll () at /lib64/libc.so.6
#1  0x00007ffa85529be4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ffa85529f0a in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ffa6c075576 in  () at /usr/lib64/libgio-2.0.so.0
#4  0x00007ffa8554eb85 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007ffa862443a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007ffa889bda4d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7ffa6267f700 (LWP 2177)):
#0  0x00007ffa889b54ad in poll () at /lib64/libc.so.6
#1  0x00007ffa85529be4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007ffa85529cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007ffa88f4f1bb in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007ffa88ef5d5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007ffa88d18d1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007ffa88d1d94f in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007ffa862443a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ffa889bda4d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7ffa33018700 (LWP 2701)):
#0  0x00007ffa889b54ad in poll () at /lib64/libc.so.6
#1  0x00007ffa7b6a56c1 in  () at /usr/lib64/libpulse.so.0
#2  0x00007ffa7b696eec in pa_mainloop_poll () at /usr/lib64/libpulse.so.0
#3  0x00007ffa7b69755e in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007ffa7b697610 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007ffa7b6a5673 in  () at /usr/lib64/libpulse.so.0
#6  0x00007ffa7b2476e8 in  () at /usr/lib64/pulseaudio/libpulsecommon-5.0.so
#7  0x00007ffa862443a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ffa889bda4d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7ffa8a5e1780 (LWP 2142)):
[KCrash Handler]
#5  0x00007ffa7e46dc64 in KNotification::id() () at /usr/lib64/libKF5Notifications.so.5
#6  0x00007ffa7e46e809 in  () at /usr/lib64/libKF5Notifications.so.5
#7  0x00007ffa7e46faac in  () at /usr/lib64/libKF5Notifications.so.5
#8  0x00007ffa88f27681 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#9  0x00007ffa7e48e9ff in KNotificationPlugin::finished(KNotification*) () at /usr/lib64/libKF5Notifications.so.5
#10 0x00007ffa7e482a0e in  () at /usr/lib64/libKF5Notifications.so.5
#11 0x00007ffa7e48f703 in  () at /usr/lib64/libKF5Notifications.so.5
#12 0x00007ffa7fc3f67f in  () at /usr/lib64/libQt5DBus.so.5
#13 0x00007ffa88f28486 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#14 0x00007ffa87600b1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#15 0x00007ffa87605b80 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#16 0x00007ffa88ef7e05 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#17 0x00007ffa88ef9c9f in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#18 0x00007ffa88f4fd23 in  () at /usr/lib64/libQt5Core.so.5
#19 0x00007ffa85529a04 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#20 0x00007ffa85529c48 in  () at /usr/lib64/libglib-2.0.so.0
#21 0x00007ffa85529cec in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#22 0x00007ffa88f4f19c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#23 0x00007ffa88ef5d5b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#24 0x00007ffa88efd3e6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#25 0x00007ffa77e7da9a in kdemain () at /usr/lib64/libkdeinit5_kded5.so
#26 0x0000000000408bd3 in  ()
#27 0x0000000000405c3e in main ()

Reported using DrKonqi