Bug 279171

Application: knotify4 (4.0)
KDE Platform Version: 4.4.5 (KDE 4.4.5)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-33-generic i686
Distribution: Ubuntu 10.04.3 LTS

-- Information about the crash:
Restarting doesnt help.  When cancelling the error goes away and comes back after restart.  Doesn't seem to effect anything else.

The crash can be reproduced every time.

 -- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7842710 (LWP 1441))]

Thread 2 (Thread 0xb2140b70 (LWP 1726)):
#0  0x005cc422 in __kernel_vsyscall ()
#1  0x0084db86 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x05e0b502 in ?? () from /usr/lib/libpulse.so.0
#3  0x05df7a59 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#4  0x05df9a13 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#5  0x05df9ae4 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#6  0x05e0b2a3 in ?? () from /usr/lib/libpulse.so.0
#7  0x06a15e02 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#8  0x005d296e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#9  0x0085ba4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7842710 (LWP 1441)):
[KCrash Handler]
#6  0x01f0de5c in ?? () from /usr/lib/libasound.so.2
#7  0x01ecae9e in snd_pcm_close () from /usr/lib/libasound.so.2
#8  0x070da662 in gst_alsasink_close (asink=0x8cecc30) at gstalsasink.c:804
#9  0x0610b512 in gst_audioringbuffer_close_device (buf=0x8ceab28) at gstaudiosink.c:365
#10 0x060fb6f0 in gst_ring_buffer_close_device (buf=0x8ceab28) at gstringbuffer.c:714
#11 0x06105e42 in gst_base_audio_sink_change_state (element=0x8cecc30, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbaseaudiosink.c:1879
#12 0x05342435 in gst_element_change_state (element=0x8cecc30, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstelement.c:2548
#13 0x05345928 in gst_element_set_state_func (element=0x8cecc30, state=GST_STATE_NULL) at gstelement.c:2504
#14 0x053417f0 in gst_element_set_state (element=0x8cecc30, state=GST_STATE_NULL) at gstelement.c:2405
#15 0x056a8e1c in Phonon::Gstreamer::AudioOutput::setOutputDevice (this=0x8cfe738, newDevice=...) at ../../gstreamer/audiooutput.cpp:217
#16 0x0012a621 in callSetOutputDevice (this=0x8bb95c0) at ../3rdparty/phonon/phonon/audiooutput.cpp:67
#17 Phonon::AudioOutputPrivate::setupBackendObject (this=0x8bb95c0) at ../3rdparty/phonon/phonon/audiooutput.cpp:281
#18 0x0012ad22 in Phonon::AudioOutputPrivate::createBackendObject (this=0x8bb95c0) at ../3rdparty/phonon/phonon/audiooutput.cpp:124
#19 0x00127284 in Phonon::AudioOutputPrivate::init (this=0x8bb95c0, c=Phonon::NotificationCategory) at ../3rdparty/phonon/phonon/audiooutput.cpp:106
#20 0x00127929 in AudioOutput (this=0x8af1b18, category=Phonon::NotificationCategory, parent=0x0) at ../3rdparty/phonon/phonon/audiooutput.cpp:76
#21 0x080535b4 in Player (this=0x8b65e9c) at ../../knotify/notifybysound.cpp:59
#22 PlayerPool::getPlayer (this=0x8b65e9c) at ../../knotify/notifybysound.cpp:99
#23 0x08053b01 in NotifyBySound::notify (this=0x8b82270, eventId=4, config=0x8bb0c80) at ../../knotify/notifybysound.cpp:243
#24 0x0804f475 in KNotify::emitEvent (this=0xbf849c24, e=0x8bb0c78) at ../../knotify/knotify.cpp:179
#25 0x0804f70b in KNotify::event (this=0xbf849c24, event=..., appname=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=-1, winId=0) at ../../knotify/knotify.cpp:128
#26 0x0804fa05 in KNotifyAdaptor::event (this=0x8b78128, event=..., fromApp=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=-1, winId=<value optimized out>)
    at ../../knotify/knotify.cpp:236
#27 0x080505ad in KNotifyAdaptor::qt_metacall (this=0x8b78128, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbf84920c) at ./knotify.moc:227
#28 0x00735b34 in QDBusConnectionPrivate::deliverCall (this=0x8af26e0, object=0x8b78128, msg=..., metaTypes=..., slotIdx=8) at qdbusintegrator.cpp:904
#29 0x00736e45 in QDBusConnectionPrivate::activateCall (this=0x8af26e0, object=0x8b78128, flags=273, msg=...) at qdbusintegrator.cpp:816
#30 0x00737880 in QDBusConnectionPrivate::activateObject (this=0x8af26e0, node=..., msg=..., pathStartPos=7) at qdbusintegrator.cpp:1364
#31 0x00737b1a in QDBusActivateObjectEvent::placeMetaCall (this=0x8bb8680) at qdbusintegrator.cpp:1477
#32 0x00edc3fe in QObject::event (this=0xbf849c24, e=0x8bb8680) at kernel/qobject.cpp:1248
#33 0x011164dc in QApplicationPrivate::notify_helper (this=0x8afc918, receiver=0xbf849c24, e=0x8bb8680) at kernel/qapplication.cpp:4300
#34 0x0111d05e in QApplication::notify (this=0xbf849c38, receiver=0xbf849c24, e=0x8bb8680) at kernel/qapplication.cpp:3704
#35 0x00b8b40a in KApplication::notify (this=0xbf849c38, receiver=0xbf849c24, event=0x8bb8680) at ../../kdeui/kernel/kapplication.cpp:302
#36 0x00ecba3b in QCoreApplication::notifyInternal (this=0xbf849c38, receiver=0xbf849c24, event=0x8bb8680) at kernel/qcoreapplication.cpp:704
#37 0x00ece473 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x8adda08) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#38 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8adda08) at kernel/qcoreapplication.cpp:1345
#39 0x00ece5dd in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1238
#40 0x00ef7adf in QCoreApplication::sendPostedEvents (s=0x8b02710) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#41 postEventSourceDispatch (s=0x8b02710) at kernel/qeventdispatcher_glib.cpp:276
#42 0x089115e5 in g_main_dispatch (context=0x8b02690) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:1960
#43 IA__g_main_context_dispatch (context=0x8b02690) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2513
#44 0x089152d8 in g_main_context_iterate (context=0x8b02690, block=<value optimized out>, dispatch=1, self=0x8afa418) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2591
#45 0x089154b8 in IA__g_main_context_iteration (context=0x8b02690, may_block=1) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2654
#46 0x00ef75d5 in QEventDispatcherGlib::processEvents (this=0x8addbe8, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#47 0x011d6135 in QGuiEventDispatcherGlib::processEvents (this=0x8addbe8, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#48 0x00eca059 in QEventLoop::processEvents (this=0xbf849b84, flags=) at kernel/qeventloop.cpp:149
#49 0x00eca4aa in QEventLoop::exec (this=0xbf849b84, flags=...) at kernel/qeventloop.cpp:201
#50 0x00ece69f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#51 0x01116577 in QApplication::exec () at kernel/qapplication.cpp:3579
#52 0x0804e52f in main (argc=1, argv=0xbf849db4) at ../../knotify/main.cpp:73

This bug may be a duplicate of or related to bug 232068, bug 246495.

Possible duplicates by query: bug 253416, bug 248238, bug 246495.

Reported using DrKonqi