Application: knotify4 (4.0)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-24-generic x86_64
Distribution: Ubuntu 10.04.1 LTS

-- Information about the crash:
Crashed while trying to burn ripped songs to CD.  Error messages:
cdrecord returned an unknown error (code 255)
Sometimes using TAO writing mode solves this issue

The crash can be reproduced every time.

 -- Backtrace:
Application: KNotify (knotify4), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f511073a760 (LWP 8419))]

Thread 2 (Thread 0x7f50f4189710 (LWP 8500)):
#0  0x00007f510debff83 in *__GI___poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f50f8e9a41f in ?? () from /usr/lib/libpulse.so.0
#2  0x00007f50f8e89d86 in pa_mainloop_poll () from /usr/lib/libpulse.so.0
#3  0x00007f50f8e8b809 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007f50f8e8b8c0 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007f50f8e9a21b in ?? () from /usr/lib/libpulse.so.0
#6  0x00007f50f8c590e8 in ?? () from /usr/lib/libpulsecommon-0.9.21.so
#7  0x00007f510c58f9ca in start_thread (arg=<value optimized out>) at pthread_create.c:300
#8  0x00007f510decc6fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f511073a760 (LWP 8419)):
[KCrash Handler]
#5  0x00007f51016c9e49 in ?? () from /usr/lib/libasound.so.2
#6  0x00007f510168cb15 in snd_pcm_close () from /usr/lib/libasound.so.2
#7  0x00007f50f92de6ff in gst_alsasink_close (asink=<value optimized out>) at gstalsasink.c:804
#8  0x00007f50fb6d93c6 in gst_audioringbuffer_close_device (buf=<value optimized out>) at gstaudiosink.c:365
#9  0x00007f50fb6ccecb in gst_ring_buffer_close_device (buf=0x17b04b0) at gstringbuffer.c:714
#10 0x00007f50fb6d4ca6 in gst_base_audio_sink_change_state (element=<value optimized out>, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstbaseaudiosink.c:1879
#11 0x00007f50fbf7818c in gst_element_change_state (element=0x1ada6b0, transition=0) at gstelement.c:2548
#12 0x00007f50fbf7b1bb in gst_element_set_state_func (element=0x1b02280, state=GST_STATE_NULL) at gstelement.c:2504
#13 0x00007f50fbf68c29 in gst_bin_element_set_state (element=0x182e8a0, transition=<value optimized out>) at gstbin.c:2118
#14 gst_bin_change_state_func (element=0x182e8a0, transition=<value optimized out>) at gstbin.c:2417
#15 0x00007f50fbf7818c in gst_element_change_state (element=0x1ada6b0, transition=0) at gstelement.c:2548
#16 0x00007f50fbf7b1bb in gst_element_set_state_func (element=0x182e8a0, state=GST_STATE_NULL) at gstelement.c:2504
#17 0x00007f50fbf68c29 in gst_bin_element_set_state (element=0x1ab02a0, transition=<value optimized out>) at gstbin.c:2118
#18 gst_bin_change_state_func (element=0x1ab02a0, transition=<value optimized out>) at gstbin.c:2417
#19 0x00007f50f9725372 in gst_switch_sink_change_state (element=0x1ab02a0, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstswitchsink.c:255
#20 0x00007f50f97227c5 in gst_gconf_audio_sink_change_state (element=0x1ab02a0, transition=GST_STATE_CHANGE_READY_TO_NULL) at gstgconfaudiosink.c:298
#21 0x00007f50fbf7818c in gst_element_change_state (element=0x1ada6b0, transition=0) at gstelement.c:2548
#22 0x00007f50fbf7b1bb in gst_element_set_state_func (element=0x1ab02a0, state=GST_STATE_NULL) at gstelement.c:2504
#23 0x00007f50fc6f09aa in Phonon::Gstreamer::AudioOutput::setOutputDevice (this=0x18d1770, newDevice=<value optimized out>) at ../../gstreamer/audiooutput.cpp:217
#24 0x00007f510fcd2010 in callSetOutputDevice (this=0x18af060) at ../3rdparty/phonon/phonon/audiooutput.cpp:67
#25 Phonon::AudioOutputPrivate::setupBackendObject (this=0x18af060) at ../3rdparty/phonon/phonon/audiooutput.cpp:281
#26 0x00007f510fcd26f0 in Phonon::AudioOutputPrivate::createBackendObject (this=0x18af060) at ../3rdparty/phonon/phonon/audiooutput.cpp:124
#27 0x00007f510fcceeea in Phonon::AudioOutputPrivate::init (this=0x18af060, c=<value optimized out>) at ../3rdparty/phonon/phonon/audiooutput.cpp:106
#28 0x00007f510fccf59d in AudioOutput (this=0x186d270, category=Phonon::NotificationCategory, parent=0x0) at ../3rdparty/phonon/phonon/audiooutput.cpp:76
#29 0x000000000040d101 in Player (this=0x1868ce8) at ../../knotify/notifybysound.cpp:59
#30 PlayerPool::getPlayer (this=0x1868ce8) at ../../knotify/notifybysound.cpp:99
#31 0x000000000040d63e in NotifyBySound::notify (this=0x189a120, eventId=2, config=0x7fffdb9c8090) at ../../knotify/notifybysound.cpp:243
#32 0x0000000000408d63 in KNotify::emitEvent (this=0x7fffdb9c9390, e=0x1868a20) at ../../knotify/knotify.cpp:179
#33 0x0000000000409022 in KNotify::event (this=0x7fffdb9c9390, event=<value optimized out>, appname=<value optimized out>, contexts=<value optimized out>, title=<value optimized out>, 
    text=<value optimized out>, image=..., actions=..., timeout=-1, winId=0) at ../../knotify/knotify.cpp:128
#34 0x000000000040935f in KNotifyAdaptor::event (this=0x18681e0, event=..., fromApp=..., contexts=<value optimized out>, title=..., text=<value optimized out>, image=..., actions=..., timeout=-1, 
    winId=0) at ../../knotify/knotify.cpp:236
#35 0x000000000040a03b in KNotifyAdaptor::qt_metacall (this=0x18681e0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fffdb9c8620) at ./knotify.moc:227
#36 0x00007f510f5bb486 in QDBusConnectionPrivate::deliverCall (this=<value optimized out>, object=<value optimized out>, msg=<value optimized out>, metaTypes=..., slotIdx=<value optimized out>)
    at qdbusintegrator.cpp:904
#37 0x00007f510f5bc74b in QDBusConnectionPrivate::activateCall (this=<value optimized out>, object=0x18681e0, flags=273, msg=...) at qdbusintegrator.cpp:816
#38 0x00007f510f5bd1cd in QDBusConnectionPrivate::activateObject (this=<value optimized out>, node=<value optimized out>, msg=..., pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1364
#39 0x00007f510f5bd468 in QDBusActivateObjectEvent::placeMetaCall (this=0x18c79b0) at qdbusintegrator.cpp:1477
#40 0x00007f510f291d49 in QObject::event (this=0x7fffdb9c9390, e=0x18c79b0) at kernel/qobject.cpp:1248
#41 0x00007f510e63b22c in QApplicationPrivate::notify_helper (this=0x16b77e0, receiver=0x7fffdb9c9390, e=0x18c79b0) at kernel/qapplication.cpp:4300
#42 0x00007f510e6416fb in QApplication::notify (this=0x7fffdb9c93c0, receiver=0x7fffdb9c9390, e=0x18c79b0) at kernel/qapplication.cpp:4183
#43 0x00007f511013c526 in KApplication::notify (this=0x7fffdb9c93c0, receiver=0x7fffdb9c9390, event=0x18c79b0) at ../../kdeui/kernel/kapplication.cpp:302
#44 0x00007f510f28206c in QCoreApplication::notifyInternal (this=0x7fffdb9c93c0, receiver=0x7fffdb9c9390, event=0x18c79b0) at kernel/qcoreapplication.cpp:704
#45 0x00007f510f2847e7 in QCoreApplication::sendEvent (receiver=0x0, event_type=<value optimized out>, data=0x1692c20) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#46 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=<value optimized out>, data=0x1692c20) at kernel/qcoreapplication.cpp:1345
#47 0x00007f510f2ab9d3 in QCoreApplication::sendPostedEvents (s=<value optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:220
#48 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#49 0x00007f510aec78c2 in g_main_dispatch (context=0x16ba120) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:1960
#50 IA__g_main_context_dispatch (context=0x16ba120) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2513
#51 0x00007f510aecb748 in g_main_context_iterate (context=0x16ba120, block=<value optimized out>, dispatch=<value optimized out>, self=<value optimized out>)
    at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2591
#52 0x00007f510aecb8fc in IA__g_main_context_iteration (context=0x16ba120, may_block=1) at /build/buildd/glib2.0-2.24.1/glib/gmain.c:2654
#53 0x00007f510f2ab513 in QEventDispatcherGlib::processEvents (this=0x1692760, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#54 0x00007f510e6eb46e in QGuiEventDispatcherGlib::processEvents (this=0x1ada6b0, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#55 0x00007f510f280992 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#56 0x00007f510f280d6c in QEventLoop::exec (this=0x7fffdb9c92e0, flags=) at kernel/qeventloop.cpp:201
#57 0x00007f510f284aab in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#58 0x0000000000407f4f in main (argc=<value optimized out>, argv=<value optimized out>) at ../../knotify/main.cpp:73

Possible duplicates by query: bug 248238, bug 246495, bug 245249, bug 244298, bug 244191.

Reported using DrKonqi