Application: plasmashell (5.4.2)

Qt Version: 5.4.2
Operating System: Linux 4.2.0-25-generic x86_64
Distribution: Ubuntu 15.10

-- Information about the crash:
- What I was doing when the application crashed:
try to change settings of integrated IM, change ICQ account password.

The crash can be reproduced every time.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f781d4f1800 (LWP 32440))]

Thread 9 (Thread 0x7f7808a22700 (LWP 32442)):
#0  0x00007f7817ca38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f781bceabd2 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f781bcec74f in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f780ad6ca39 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f78183962be in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f78174856aa in start_thread (arg=0x7f7808a22700) at pthread_create.c:333
#6  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f7802366700 (LWP 32443)):
#0  0x00007f7814a94884 in g_mutex_unlock (mutex=0x7f77fc000990) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gthread-posix.c:1350
#1  0x00007f7814a4f770 in g_main_context_prepare (context=context@entry=0x7f77fc000990, priority=priority@entry=0x7f7802365c70) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3440
#2  0x00007f7814a5011b in g_main_context_iterate (context=context@entry=0x7f77fc000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3820
#3  0x00007f7814a502fc in g_main_context_iteration (context=0x7f77fc000990, may_block=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#4  0x00007f78185cd29b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f781857375a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f78183913d4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f781abb9f85 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f78183962be in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f78174856aa in start_thread (arg=0x7f7802366700) at pthread_create.c:333
#10 0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f77f6ec0700 (LWP 32444)):
#0  0x00007f7814a4f670 in g_main_context_prepare (context=context@entry=0x7f77f0000990, priority=priority@entry=0x7f77f6ebfc70) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3408
#1  0x00007f7814a5011b in g_main_context_iterate (context=context@entry=0x7f77f0000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3820
#2  0x00007f7814a502fc in g_main_context_iteration (context=0x7f77f0000990, may_block=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#3  0x00007f78185cd29b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f781857375a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f78183913d4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f781abb9f85 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f78183962be in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f78174856aa in start_thread (arg=0x7f77f6ec0700) at pthread_create.c:333
#9  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f77effff700 (LWP 32451)):
#0  0x00007f7817ca38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7814a501ec in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f77e4003070, timeout=<optimized out>, context=0x7f77e4000990) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:4135
#2  0x00007f7814a501ec in g_main_context_iterate (context=context@entry=0x7f77e4000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3835
#3  0x00007f7814a502fc in g_main_context_iteration (context=0x7f77e4000990, may_block=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#4  0x00007f78185cd29b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f781857375a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f78183913d4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f781abb9f85 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f78183962be in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f78174856aa in start_thread (arg=0x7f77effff700) at pthread_create.c:333
#10 0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f77eebd7700 (LWP 32452)):
#0  0x00007f781748ada0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f781cf45114 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f781cf45159 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f78174856aa in start_thread (arg=0x7f77eebd7700) at pthread_create.c:333
#4  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f7752988700 (LWP 32464)):
#0  0x00007f7814a4f64f in g_main_context_prepare (context=context@entry=0x7f774c000990, priority=priority@entry=0x7f7752987c50) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3382
#1  0x00007f7814a5011b in g_main_context_iterate (context=context@entry=0x7f774c000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3820
#2  0x00007f7814a502fc in g_main_context_iteration (context=0x7f774c000990, may_block=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#3  0x00007f78185cd29b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f781857375a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f78183913d4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7754c1f8f7 in KCupsConnection::run() () at /usr/lib/x86_64-linux-gnu/libkcupslib.so
#7  0x00007f78183962be in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f78174856aa in start_thread (arg=0x7f7752988700) at pthread_create.c:333
#9  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f773d108700 (LWP 32483)):
#0  0x00007f7817c9f49d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7814a934e0 in g_wakeup_acknowledge (__nbytes=16, __buf=0x7f773d107d00, __fd=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/unistd.h:44
#2  0x00007f7814a934e0 in g_wakeup_acknowledge (wakeup=0x7a15f80) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gwakeup.c:210
#3  0x00007f7814a4fcd4 in g_main_context_check (context=context@entry=0x7a17960, max_priority=2147483647, fds=fds@entry=0x7f77300008c0, n_fds=n_fds@entry=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3632
#4  0x00007f7814a50190 in g_main_context_iterate (context=context@entry=0x7a17960, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3837
#5  0x00007f7814a502fc in g_main_context_iteration (context=0x7a17960, may_block=may_block@entry=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#6  0x00007f7814a50339 in glib_worker_main (data=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:5672
#7  0x00007f7814a76965 in g_thread_proxy (data=0x7a19850) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gthread.c:778
#8  0x00007f78174856aa in start_thread (arg=0x7f773d108700) at pthread_create.c:333
#9  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f773c907700 (LWP 32484)):
#0  0x00007f7817ca38dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7814a501ec in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7f77340010c0, timeout=<optimized out>, context=0x7a182a0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:4135
#2  0x00007f7814a501ec in g_main_context_iterate (context=0x7a182a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3835
#3  0x00007f7814a50572 in g_main_loop_run (loop=0x7a18230) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:4034
#4  0x00007f773d9c94c6 in gdbus_shared_thread_func (user_data=0x7a18270) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./gio/gdbusprivate.c:246
#5  0x00007f7814a76965 in g_thread_proxy (data=0x7a198a0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gthread.c:778
#6  0x00007f78174856aa in start_thread (arg=0x7f773c907700) at pthread_create.c:333
#7  0x00007f7817caeeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f781d4f1800 (LWP 32440)):
[KCrash Handler]
#6  0x00007f772f9499f8 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
#7  0x00007f78185a6617 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f772f9499b8 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/kaccounts/ui/ktpaccountskcm_plugin_kaccounts.so
#9  0x00007f78185a6617 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f78193e4fe2 in QAbstractButton::clicked(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f781914b914 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f781914cdf9 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f781914cf74 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f7819096188 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f7819053b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f7819059c7a in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f7818575f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f78190586f2 in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#19 0x00007f78190ad440 in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f78190af78b in  () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f7819053b8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f7819059230 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f7818575f1b in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f78188983c8 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#25 0x00007f781889a005 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#26 0x00007f781887f5b8 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#27 0x00007f780ad99250 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#28 0x00007f7814a4fff7 in g_main_context_dispatch (context=0x7f78040016f0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3154
#29 0x00007f7814a4fff7 in g_main_context_dispatch (context=context@entry=0x7f78040016f0) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3769
#30 0x00007f7814a50250 in g_main_context_iterate (context=context@entry=0x7f78040016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3840
#31 0x00007f7814a502fc in g_main_context_iteration (context=0x7f78040016f0, may_block=1) at /build/glib2.0-ajuDY6/glib2.0-2.46.1/./glib/gmain.c:3901
#32 0x00007f78185cd27f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f781857375a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f781857b2cc in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00000000004322c3 in main ()

Reported using DrKonqi