Bug 265546

Application: knotify4 (4.0)
KDE Platform Version: 4.4.5 (KDE 4.4.5)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-28-generic i686
Distribution: Ubuntu 10.04.2 LTS

-- Information about the crash:
While i was listening music on Amarok, I finished to burn a disk and Knotify has crashed and music stop to play for a while. After a few second music has resumed.

 -- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb78c0710 (LWP 3162))]

Thread 2 (Thread 0xb6083b70 (LWP 4076)):
#0  0x00bd0340 in __i686.get_pc_thunk.bx () from /lib/tls/i686/cmov/libpthread.so.0
#1  0x00bd5319 in __pthread_mutex_unlock_usercnt () from /lib/tls/i686/cmov/libpthread.so.0
#2  0x00931be6 in pthread_mutex_unlock () from /lib/tls/i686/cmov/libc.so.6
#3  0x06bd5d61 in pa_mutex_unlock () from /usr/lib/libpulsecommon-0.9.21.so
#4  0x086594e9 in ?? () from /usr/lib/libpulse.so.0
#5  0x08645a59 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#6  0x08647a13 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#7  0x08647ae4 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#8  0x086592a3 in ?? () from /usr/lib/libpulse.so.0
#9  0x06bd6e02 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#10 0x00bd196e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#11 0x00924a4e in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb78c0710 (LWP 3162)):
[KCrash Handler]
#6  0x042b6e5c in ?? () from /usr/lib/libasound.so.2
#7  0x04273e9e in snd_pcm_close () from /usr/lib/libasound.so.2
#8  0x0230d662 in ?? () from /usr/lib/gstreamer-0.10/libgstalsa.so
#9  0x02272512 in ?? () from /usr/lib/libgstaudio-0.10.so.0
#10 0x022626f0 in gst_ring_buffer_close_device () from /usr/lib/libgstaudio-0.10.so.0
#11 0x0226ce42 in ?? () from /usr/lib/libgstaudio-0.10.so.0
#12 0x0241e435 in gst_element_change_state (element=0x8fbc148, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstelement.c:2548
#13 0x02421928 in gst_element_set_state_func (element=0x8fbc148, state=GST_STATE_NULL) at gstelement.c:2504
#14 0x0241d7f0 in gst_element_set_state (element=0x8fbc148, state=GST_STATE_NULL) at gstelement.c:2405
#15 0x0240d827 in gst_bin_element_set_state (element=0x8fa4a58, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbin.c:2118
#16 gst_bin_change_state_func (element=0x8fa4a58, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbin.c:2417
#17 0x0241e435 in gst_element_change_state (element=0x8fa4a58, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstelement.c:2548
#18 0x02421928 in gst_element_set_state_func (element=0x8fa4a58, state=GST_STATE_NULL) at gstelement.c:2504
#19 0x0241d7f0 in gst_element_set_state (element=0x8fa4a58, state=GST_STATE_NULL) at gstelement.c:2405
#20 0x0240d827 in gst_bin_element_set_state (element=0x8f9c1c8, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbin.c:2118
#21 gst_bin_change_state_func (element=0x8f9c1c8, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbin.c:2417
#22 0x03b0b11e in gst_switch_sink_change_state (element=0x8f9c1c8, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstswitchsink.c:255
#23 0x03b07f56 in gst_gconf_audio_sink_change_state (element=0x8f9c1c8, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstgconfaudiosink.c:298
#24 0x0241e435 in gst_element_change_state (element=0x8f9c1c8, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstelement.c:2548
#25 0x02421928 in gst_element_set_state_func (element=0x8f9c1c8, state=GST_STATE_NULL) at gstelement.c:2504
#26 0x0241d7f0 in gst_element_set_state (element=0x8f9c1c8, state=GST_STATE_NULL) at gstelement.c:2405
#27 0x0253be1c in Phonon::Gstreamer::AudioOutput::setOutputDevice (this=0x8f9fef8, newDevice=...) at ../../gstreamer/audiooutput.cpp:217
#28 0x00a57621 in callSetOutputDevice (this=0x8e53248) at ../3rdparty/phonon/phonon/audiooutput.cpp:67
#29 Phonon::AudioOutputPrivate::setupBackendObject (this=0x8e53248) at ../3rdparty/phonon/phonon/audiooutput.cpp:281
#30 0x00a57d22 in Phonon::AudioOutputPrivate::createBackendObject (this=0x8e53248) at ../3rdparty/phonon/phonon/audiooutput.cpp:124
#31 0x00a54284 in Phonon::AudioOutputPrivate::init (this=0x8e53248, c=Phonon::NotificationCategory) at ../3rdparty/phonon/phonon/audiooutput.cpp:106
#32 0x00a54929 in AudioOutput (this=0x8e4f448, category=Phonon::NotificationCategory, parent=0x0) at ../3rdparty/phonon/phonon/audiooutput.cpp:76
#33 0x080535b4 in Player (this=0x8e4de7c) at ../../knotify/notifybysound.cpp:59
#34 PlayerPool::getPlayer (this=0x8e4de7c) at ../../knotify/notifybysound.cpp:99
#35 0x08053b01 in NotifyBySound::notify (this=0x8df0638, eventId=4, config=0x8d7aef8) at ../../knotify/notifybysound.cpp:243
#36 0x0804f475 in KNotify::emitEvent (this=0xbf9972f4, e=0x8d7aef0) at ../../knotify/knotify.cpp:179
#37 0x0804f70b in KNotify::event (this=0xbf9972f4, event=..., appname=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=-1, winId=0) at ../../knotify/knotify.cpp:128
#38 0x0804fa05 in KNotifyAdaptor::event (this=0x8e45418, event=..., fromApp=..., contexts=..., title=..., text=..., image=..., actions=..., timeout=-1, winId=<value optimized out>)
    at ../../knotify/knotify.cpp:236
#39 0x080505ad in KNotifyAdaptor::qt_metacall (this=0x8e45418, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbf9968dc) at ./knotify.moc:227
#40 0x00c14b34 in QDBusConnectionPrivate::deliverCall (this=0x8c6fc68, object=0x8e45418, msg=..., metaTypes=..., slotIdx=8) at qdbusintegrator.cpp:904
#41 0x00c15e45 in QDBusConnectionPrivate::activateCall (this=0x8c6fc68, object=0x8e45418, flags=273, msg=...) at qdbusintegrator.cpp:816
#42 0x00c16880 in QDBusConnectionPrivate::activateObject (this=0x8c6fc68, node=..., msg=..., pathStartPos=7) at qdbusintegrator.cpp:1364
#43 0x00c16b1a in QDBusActivateObjectEvent::placeMetaCall (this=0x8e51168) at qdbusintegrator.cpp:1477
#44 0x00eb93fe in QObject::event (this=0xbf9972f4, e=0x8e51168) at kernel/qobject.cpp:1248
#45 0x010f34dc in QApplicationPrivate::notify_helper (this=0x8c77fd0, receiver=0xbf9972f4, e=0x8e51168) at kernel/qapplication.cpp:4300
#46 0x010fa05e in QApplication::notify (this=0xbf997308, receiver=0xbf9972f4, e=0x8e51168) at kernel/qapplication.cpp:3704
#47 0x0042340a in KApplication::notify (this=0xbf997308, receiver=0xbf9972f4, event=0x8e51168) at ../../kdeui/kernel/kapplication.cpp:302
#48 0x00ea8a3b in QCoreApplication::notifyInternal (this=0xbf997308, receiver=0xbf9972f4, event=0x8e51168) at kernel/qcoreapplication.cpp:704
#49 0x00eab473 in QCoreApplication::sendEvent (receiver=0x0, event_type=0, data=0x8c5b420) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#50 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8c5b420) at kernel/qcoreapplication.cpp:1345
#51 0x00eab5dd in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1238
#52 0x00ed4adf in QCoreApplication::sendPostedEvents (s=0x8c7a110) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#53 postEventSourceDispatch (s=0x8c7a110) at kernel/qeventdispatcher_glib.cpp:276
#54 0x01c045e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#55 0x01c082d8 in ?? () from /lib/libglib-2.0.so.0
#56 0x01c084b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#57 0x00ed45d5 in QEventDispatcherGlib::processEvents (this=0x8c5b118, flags=...) at kernel/qeventdispatcher_glib.cpp:412
#58 0x011b3135 in QGuiEventDispatcherGlib::processEvents (this=0x8c5b118, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#59 0x00ea7059 in QEventLoop::processEvents (this=0xbf997254, flags=) at kernel/qeventloop.cpp:149
#60 0x00ea74aa in QEventLoop::exec (this=0xbf997254, flags=...) at kernel/qeventloop.cpp:201
#61 0x00eab69f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#62 0x010f3577 in QApplication::exec () at kernel/qapplication.cpp:3579
#63 0x0804e52f in main (argc=1, argv=0xbf997484) at ../../knotify/main.cpp:73

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

Possible duplicates by query: bug 265229, bug 261363, bug 259818, bug 257346, bug 255462.

Reported using DrKonqi