Application: kded4 ($Id$)
KDE Platform Version: 4.6.80 (4.7 Beta1) (Compiled from sources)
Qt Version: 4.7.1
Operating System: Linux 2.6.38-8-generic-pae i686
Distribution: Ubuntu 11.04

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

At login, I unmuted the sound from the volume widget on the panel, and then kde daemon crashed...

I am using Phonon-VLC backend for sound

The crash can be reproduced some of the time.

-- Backtrace:
Application: KDE Daemon (kdeinit4), signal: Segmentation fault
[Current thread is 1 (Thread 0xb588f710 (LWP 1460))]

Thread 3 (Thread 0xb179bb70 (LWP 1467)):
#0  0xb5ab6d41 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0xb6e4dca3 in do_gettime (sec=0xb179afc8, frac=0xb179afc0) at /home/kde-devel/kdesrc/qt-copy/src/corelib/tools/qelapsedtimer_unix.cpp:123
#2  0xb6e4dd26 in qt_gettime () at /home/kde-devel/kdesrc/qt-copy/src/corelib/tools/qelapsedtimer_unix.cpp:140
#3  0xb6f2dbe3 in QTimerInfoList::updateCurrentTime (this=0x870fd74) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_unix.cpp:339
#4  0xb6f2df49 in QTimerInfoList::timerWait (this=0x870fd74, tm=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_unix.cpp:442
#5  0xb6f2af05 in timerSourcePrepareHelper (src=0x870fd40, timeout=0xb179b0fc) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:136
#6  0xb6f2b070 in timerSourcePrepare (source=0x870fd40, timeout=0xb179b0fc) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:169
#7  0xb5a1bfd4 in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0xb5a1ce63 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0xb5a1d524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0xb6f2ba34 in QEventDispatcherGlib::processEvents (this=0x870e740, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:417
#11 0xb6ef5161 in QEventLoop::processEvents (this=0xb179b298, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventloop.cpp:149
#12 0xb6ef52a5 in QEventLoop::exec (this=0xb179b298, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventloop.cpp:201
#13 0xb6de9398 in QThread::exec (this=0x8707990) at /home/kde-devel/kdesrc/qt-copy/src/corelib/thread/qthread.cpp:490
#14 0xb6ed6c28 in QInotifyFileSystemWatcherEngine::run (this=0x8707990) at /home/kde-devel/kdesrc/qt-copy/src/corelib/io/qfilesystemwatcher_inotify.cpp:248
#15 0xb6deba3a in QThreadPrivate::start (arg=0x8707990) at /home/kde-devel/kdesrc/qt-copy/src/corelib/thread/qthread_unix.cpp:285
#16 0xb6d64e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0xb5f0673e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xb0db1b70 (LWP 1549)):
#0  0xb787f424 in __kernel_vsyscall ()
#1  0xb5ef7f76 in poll () from /lib/i386-linux-gnu/libc.so.6
#2  0xb5a2d84b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
#3  0xb5a1d1af in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#4  0xb5a1d92b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#5  0xb0e84304 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
#6  0xb5a462df in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#7  0xb6d64e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#8  0xb5f0673e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb588f710 (LWP 1460)):
[KCrash Handler]
#7  0xb5f1a05f in __strcpy_chk () from /lib/i386-linux-gnu/libc.so.6
#8  0xaff62a4f in ?? () from /usr/lib/libasound.so.2
#9  0xaff63b02 in snd_device_name_hint () from /usr/lib/libasound.so.2
#10 0xb002b9af in PhononServer::findVirtualDevices (this=0x876b0a8) at /home/kde-devel/kdesrc/kde-runtime/phonon/kded-module/phononserver.cpp:168
#11 0xb003021d in PhononServer::findDevices (this=0x876b0a8) at /home/kde-devel/kdesrc/kde-runtime/phonon/kded-module/phononserver.cpp:680
#12 0xb003069d in PhononServer::PhononServer (this=0x876b0a8, parent=0x85ca788) at /home/kde-devel/kdesrc/kde-runtime/phonon/kded-module/phononserver.cpp:64
#13 0xb00387a9 in KPluginFactory::createInstance<PhononServer, QObject> (parentWidget=0x0, parent=0x85ca788, args=...) at /home/kde-devel/kde/include/KDE/../kpluginfactory.h:477
#14 0xb731c444 in KPluginFactory::create (this=0x8776118, iface=0xb7372840 "KDEDModule", parentWidget=0x0, parent=0x85ca788, args=..., keyword=...) at /home/kde-devel/kdesrc/kdelibs/kdecore/util/kpluginfactory.cpp:203
#15 0xb31de780 in create<KDEDModule> (this=0x85ca788, s=..., onDemand=true) at /home/kde-devel/kdesrc/kdelibs/kdecore/util/kpluginfactory.h:507
#16 Kded::loadModule (this=0x85ca788, s=..., onDemand=true) at /home/kde-devel/kdesrc/kdelibs/kded/kded.cpp:409
#17 0xb31df0b8 in Kded::loadModule (this=0x85ca788, obj=..., onDemand=true) at /home/kde-devel/kdesrc/kdelibs/kded/kded.cpp:361
#18 0xb31df364 in Kded::messageFilter (message=...) at /home/kde-devel/kdesrc/kdelibs/kded/kded.cpp:204
#19 0xb709778c in QDBusConnectionPrivate::handleMessage (this=0x85cba18, amsg=...) at /home/kde-devel/kdesrc/qt-copy/src/dbus/qdbusintegrator.cpp:541
#20 0xb70976a3 in qDBusSignalFilter (connection=0x85cf1e0, message=0x87b23a0, data=0x85cba18) at /home/kde-devel/kdesrc/qt-copy/src/dbus/qdbusintegrator.cpp:530
#21 0xb2aa73ab in dbus_connection_dispatch () from /lib/i386-linux-gnu/libdbus-1.so.3
#22 0xb7094b1f in q_dbus_connection_dispatch (connection=0x85cf1e0) at /home/kde-devel/kdesrc/qt-copy/src/dbus/qdbus_symbols_p.h:115
#23 0xb709a058 in QDBusConnectionPrivate::doDispatch (this=0x85cba18) at /home/kde-devel/kdesrc/qt-copy/src/dbus/qdbusintegrator.cpp:1094
#24 0xb709a237 in QDBusConnectionPrivate::socketRead (this=0x85cba18, fd=5) at /home/kde-devel/kdesrc/qt-copy/src/dbus/qdbusintegrator.cpp:1114
#25 0xb70dce40 in QDBusConnectionPrivate::qt_metacall (this=0x85cba18, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0xbfd159b8) at .moc/debug-shared/moc_qdbusconnection_p.cpp:99
#26 0xb6efebd4 in QMetaObject::metacall (object=0x85cba18, cl=QMetaObject::InvokeMetaMethod, idx=8, argv=0xbfd159b8) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qmetaobject.cpp:237
#27 0xb6f11bcf in QMetaObject::activate (sender=0x86977a0, m=0xb707a550, local_signal_index=0, argv=0xbfd159b8) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qobject.cpp:3280
#28 0xb6f6a100 in QSocketNotifier::activated (this=0x86977a0, _t1=5) at .moc/debug-shared/moc_qsocketnotifier.cpp:89
#29 0xb6f19b2b in QSocketNotifier::event (this=0x86977a0, e=0xbfd15ea8) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qsocketnotifier.cpp:317
#30 0xb62b010a in QApplicationPrivate::notify_helper (this=0x85d3c58, receiver=0x86977a0, e=0xbfd15ea8) at /home/kde-devel/kdesrc/qt-copy/src/gui/kernel/qapplication.cpp:4445
#31 0xb62ada61 in QApplication::notify (this=0xbfd16180, receiver=0x86977a0, e=0xbfd15ea8) at /home/kde-devel/kdesrc/qt-copy/src/gui/kernel/qapplication.cpp:3845
#32 0xb76a578a in KApplication::notify (this=0xbfd16180, receiver=0x86977a0, event=0xbfd15ea8) at /home/kde-devel/kdesrc/kdelibs/kdeui/kernel/kapplication.cpp:311
#33 0xb6ef73ec in QCoreApplication::notifyInternal (this=0xbfd16180, receiver=0x86977a0, event=0xbfd15ea8) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qcoreapplication.cpp:732
#34 0xb6efad73 in QCoreApplication::sendEvent (receiver=0x86977a0, event=0xbfd15ea8) at ../../include/QtCore/../../../../qt-copy/src/corelib/kernel/qcoreapplication.h:215
#35 0xb6f2ae54 in socketNotifierSourceDispatch (source=0x85d6d00) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:110
#36 0xb5a1caa8 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#37 0xb5a1d270 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#38 0xb5a1d524 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#39 0xb6f2ba14 in QEventDispatcherGlib::processEvents (this=0x85561d8, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventdispatcher_glib.cpp:415
#40 0xb637981e in QGuiEventDispatcherGlib::processEvents (this=0x85561d8, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/gui/kernel/qguieventdispatcher_glib.cpp:204
#41 0xb6ef5161 in QEventLoop::processEvents (this=0xbfd160ec, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventloop.cpp:149
#42 0xb6ef52a5 in QEventLoop::exec (this=0xbfd160ec, flags=...) at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qeventloop.cpp:201
#43 0xb6ef7ad6 in QCoreApplication::exec () at /home/kde-devel/kdesrc/qt-copy/src/corelib/kernel/qcoreapplication.cpp:1009
#44 0xb62ad6a8 in QApplication::exec () at /home/kde-devel/kdesrc/qt-copy/src/gui/kernel/qapplication.cpp:3719
#45 0xb31dde00 in kdemain (argc=1, argv=0x85b14b8) at /home/kde-devel/kdesrc/kdelibs/kded/kded.cpp:924
#46 0x0804daf7 in launch (argc=1, _name=0x8051e98 "kded4", args=<value optimized out>, cwd=0x0, envc=0, envs=<value optimized out>, reset_env=false, tty=0x0, avoid_loops=false, startup_id_str=0x8051d1a "0") at /home/kde-devel/kdesrc/kdelibs/kinit/kinit.cpp:734
#47 0x080504fc in main (argc=) at /home/kde-devel/kdesrc/kdelibs/kinit/kinit.cpp:1849

This bug may be a duplicate of or related to bug 228840.

Possible duplicates by query: bug 273146, bug 273031, bug 272428, bug 271306, bug 271040.

Reported using DrKonqi