Application: systemsettings5 (5.4.3)

Qt Version: 5.5.1
Operating System: Linux 4.2.0-1-amd64 x86_64
Distribution: Debian GNU/Linux unstable (sid)

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

The application crashes when closing it. It works correctly until that point.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ffff7dff900 (LWP 3570))]

Thread 3 (Thread 0x7fffcd60d700 (LWP 3785)):
#0  0x00007ffff455587d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007fffed22ff75 in  () at /usr/lib/x86_64-linux-gnu/tls/libnvidia-tls.so.352.30
#2  0x00007fffde42c021 in pa_read () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-7.1.so
#3  0x00007fffdeabaa6e in pa_mainloop_prepare () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007fffdeabb4e0 in pa_mainloop_iterate () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007fffdeabb5a0 in pa_mainloop_run () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007fffdeac97c6 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007fffde45a038 in  () at /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-7.1.so
#8  0x00007ffff19dc284 in start_thread (arg=0x7fffcd60d700) at pthread_create.c:333
#9  0x00007ffff456213d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fffa75c0700 (LWP 3898)):
#0  0x00007ffff455986d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007ffff14bd1dc in g_main_context_iterate (priority=2147483647, n_fds=1, fds=0x7fffa003c3c0, timeout=<optimized out>, context=0x7fffa011a8a0) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:4135
#2  0x00007ffff14bd1dc in g_main_context_iterate (context=context@entry=0x7fffa011a8a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3835
#3  0x00007ffff14bd2ec in g_main_context_iteration (context=0x7fffa011a8a0, may_block=1) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3901
#4  0x00007ffff4e7539b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007ffff4e1c35a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007ffff4c388d4 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007ffff35e2105 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007ffff4c3d87e in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007ffff19dc284 in start_thread (arg=0x7fffa75c0700) at pthread_create.c:333
#10 0x00007ffff456213d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7ffff7dff900 (LWP 3570)):
[KCrash Handler]
#6  0x00007fffdbfc004a in  ()
#7  0x00007ffff4e51949 in QObject::disconnect(QObject const*, char const*, QObject const*, char const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007fffd7435976 in KParts::PartManager::~PartManager() () at /usr/lib/x86_64-linux-gnu/libKF5Parts.so.5
#9  0x00007fffd7435b29 in KParts::PartManager::~PartManager() () at /usr/lib/x86_64-linux-gnu/libKF5Parts.so.5
#10 0x00007ffff4e4bcab in QObjectPrivate::deleteChildren() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007ffff4e55510 in QObject::~QObject() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007fffd7b83cab in KHTMLPart::~KHTMLPart() () at /usr/lib/x86_64-linux-gnu/libKF5KHtml.so.5
#13 0x00007fffd7b83dc9 in KHTMLPart::~KHTMLPart() () at /usr/lib/x86_64-linux-gnu/libKF5KHtml.so.5
#14 0x00007ffff4e4e620 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007ffff62d3ffc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007ffff62d94c6 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007ffff4e1ebcb in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007ffff4e20fc6 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007ffff4e74f73 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007ffff14bcfe7 in g_main_context_dispatch (context=0x7fffe0001710) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3154
#21 0x00007ffff14bcfe7 in g_main_context_dispatch (context=context@entry=0x7fffe0001710) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3769
#22 0x00007ffff14bd240 in g_main_context_iterate (context=context@entry=0x7fffe0001710, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3840
#23 0x00007ffff14bd2ec in g_main_context_iteration (context=0x7fffe0001710, may_block=1) at /build/glib2.0-ocmJ1Y/glib2.0-2.46.2/./glib/gmain.c:3901
#24 0x00007ffff4e7537f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007ffff4e1c35a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007ffff4e2443c in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x000000000040f1ab in main ()

Reported using DrKonqi