Bug#694670: kscd does not play any CD
Hi Pino,
Pino Toscano <pino@debian.org> writes:
> Well, this seems a different issue ("does nothing" vs "click and
> crashes") than the reported one...
Possibly, but the reporter was not very specific. Chances are that this
might be the same issue, or at least related.
> However, you can get a better one (and try to debug kscd) just by
> running kscd as
> $ kscd --nofork
> also, installing kdemultimedia-dbg will help providing a more useful
> stack trace.
Thanks for those hints. Here is the new backtrace:
gdb $ thread apply all bt
Thread 3 (Thread 0x7f1716647700 (LWP 11499)):
#0 0x00007f17270c8a93 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:87
#1 0x00007f17248b74d4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x00007f17248b75f4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x00007f1727ccc276 in QEventDispatcherGlib::processEvents (this=0xcee660, flags=...)
at kernel/qeventdispatcher_glib.cpp:424
#4 0x00007f1727c9c8af in QEventLoop::processEvents (this=this@entry=0x7f1716646df0, flags=...) at kernel/qeventloop.cpp:149
#5 0x00007f1727c9cb38 in QEventLoop::exec (this=0x7f1716646df0, flags=...) at kernel/qeventloop.cpp:204
#6 0x00007f1727b9fd70 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7 0x00007f1727c7d1bf in QInotifyFileSystemWatcherEngine::run (this=0x1467b40) at io/qfilesystemwatcher_inotify.cpp:248
#8 0x00007f1727ba2d0b in QThreadPrivate::start (arg=0x1467b40) at thread/qthread_unix.cpp:307
#9 0x00007f1726de5b50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#10 0x00007f17270d36dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()
Thread 2 (Thread 0x7f170c8fd700 (LWP 11501)):
#0 0x00007f17270c8a93 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:87
#1 0x00007f172561ae3f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2 0x00007f172560c39c in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3 0x00007f172560c9f9 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4 0x00007f172560cab0 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5 0x00007f172561adef in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6 0x00007f172264f443 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.0.so
#7 0x00007f1726de5b50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#8 0x00007f17270d36dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9 0x0000000000000000 in ?? ()
Thread 1 (Thread 0x7f172a667780 (LWP 11497)):
#0 AudioCD::isCdInserted (this=0x0) at ../../kscd/audiocd.cpp:131
#1 0x0000000000413d6e in KSCD::actionButton (this=0x77f6e0, name=...) at ../../kscd/kscd.cpp:500
#2 0x00007f1727cb354f in QMetaObject::activate (sender=0x77f6e0, m=<optimized out>, local_signal_index=<optimized out>,
argv=0x7fffb0594590) at kernel/qobject.cpp:3547
#3 0x000000000040f890 in KscdWindow::actionClicked (this=<optimized out>, _t1=...) at moc_kscdwindow.cpp:132
#4 0x00007f1727cb354f in QMetaObject::activate (sender=0x99cd30, m=<optimized out>, local_signal_index=<optimized out>,
argv=0x7fffb05946d0) at kernel/qobject.cpp:3547
#5 0x000000000040fb83 in KscdWidget::buttonClicked (this=<optimized out>, _t1=...) at moc_kscdwidget.cpp:115
#6 0x000000000041f56e in PlayButton::mouseReleaseEvent (this=0x99cd30, event=<optimized out>)
at ../../kscd/gui/playbutton.cpp:65
#7 0x00007f1728bd1e10 in QWidget::event (this=0x99cd30, event=0x7fffb0594f60) at kernel/qwidget.cpp:8371
#8 0x00007f1728b8270c in QApplicationPrivate::notify_helper (this=this@entry=0x66ecc0, receiver=receiver@entry=0x99cd30,
e=e@entry=0x7fffb0594f60) at kernel/qapplication.cpp:4556
#9 0x00007f1728b873eb in QApplication::notify (this=<optimized out>, receiver=0x99cd30, e=0x7fffb0594f60)
at kernel/qapplication.cpp:4099
#10 0x00007f172a078886 in KApplication::notify (this=0x7fffb0595f80, receiver=0x99cd30, event=0x7fffb0594f60)
at ../../kdeui/kernel/kapplication.cpp:311
#11 0x00007f1727c9db5e in QCoreApplication::notifyInternal (this=0x7fffb0595f80, receiver=0x99cd30, event=0x7fffb0594f60)
at kernel/qcoreapplication.cpp:915
#12 0x00007f1728b8354b in sendEvent (event=<optimized out>, receiver=<optimized out>)
at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#13 QApplicationPrivate::sendMouseEvent (receiver=0x99cd30, event=0x7fffb0594f60, alienWidget=0x99cd30,
nativeWidget=0x77f6e0, buttonDown=0x7f17296582a8, lastMouseReceiver=..., spontaneous=true)
at kernel/qapplication.cpp:3167
#14 0x00007f1728bfdfc4 in QETWidget::translateMouseEvent (this=this@entry=0x77f6e0, event=event@entry=0x7fffb05956d0)
at kernel/qapplication_x11.cpp:4523
#15 0x00007f1728bfcd51 in QApplication::x11ProcessEvent (this=0x7fffb0595f80, event=0x7fffb05956d0)
at kernel/qapplication_x11.cpp:3646
#16 0x00007f1728c23bc2 in x11EventSourceDispatch (s=0x671200, callback=0, user_data=0x0)
at kernel/qguieventdispatcher_glib.cpp:146
#17 0x00007f17248b7205 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f17248b7538 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f17248b75f4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007f1727ccc276 in QEventDispatcherGlib::processEvents (this=0x66d1e0, flags=...)
at kernel/qeventdispatcher_glib.cpp:424
#21 0x00007f1728c2383e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...)
at kernel/qguieventdispatcher_glib.cpp:204
#22 0x00007f1727c9c8af in QEventLoop::processEvents (this=this@entry=0x7fffb0595aa0, flags=...) at kernel/qeventloop.cpp:149
#23 0x00007f1727c9cb38 in QEventLoop::exec (this=0x7fffb0595aa0, flags=...) at kernel/qeventloop.cpp:204
#24 0x00007f1727ca1cf8 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#25 0x000000000040de06 in main (argc=2, argv=0x7fffb05960b8) at ../../kscd/kscd.cpp:905
> Also, you could please paste the output of
> $ dpkg -l | grep phonon
Sure:
ii libphonon4:amd64 4:4.6.0.0-2 multimedia framework from KDE - core library
ii phonon:amd64 4:4.6.0.0-2 multimedia framework from KDE - metapackage
ii phonon-backend-gstreamer:amd64 4:4.6.0.0-2 Phonon GStreamer 0.10.x backend
--
Best regards,
Michael
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