Application: kded4 (4.13.1)
KDE Platform Version: 4.13.1
Qt Version: 4.8.6
Operating System: Linux 3.14.6-dirty x86_64
Distribution: Debian GNU/Linux unstable (sid)

-- Information about the crash:
- What I was doing when the application crashed:
logged in to KDE desktop, after 5 to 20 seconds the program crashes

The crash can be reproduced every time.

-- Backtrace:
Application: KDE-Dienst (kded4), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7e12e97780 (LWP 9401))]

Thread 5 (Thread 0x7f7dc3aef700 (LWP 9522)):
#0  0x000000351ccd956d in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003613aa98dc in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#2  0x0000003525001bf7 in ?? () from /usr/lib/x86_64-linux-gnu/tls/libnvidia-tls.so.304.121
#3  0x0000003520489c20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x0000003520448b14 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x0000003520448f7b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00000035204490ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00000036143aa676 in QEventDispatcherGlib::processEvents (this=0x7f7dbc0008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#8  0x000000361437bfef in QEventLoop::processEvents (this=this@entry=0x7f7dc3aeed60, flags=...) at kernel/qeventloop.cpp:149
#9  0x000000361437c2e5 in QEventLoop::exec (this=this@entry=0x7f7dc3aeed60, flags=...) at kernel/qeventloop.cpp:204
#10 0x0000003614278bef in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#11 0x00000038faa211a7 in KCupsConnection::run() () from /usr/lib/libkcupslib.so
#12 0x000000361427b2bf in QThreadPrivate::start (arg=0x11c9c00) at thread/qthread_unix.cpp:349
#13 0x0000003613aaa8f4 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#14 0x000000351d8080ca in start_thread (arg=0x7f7dc3aef700) at pthread_create.c:312
#15 0x000000351cce5ffd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 4 (Thread 0x7f7dc32ee700 (LWP 9523)):
#0  0x000000352048a62a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x000000352048a9b9 in g_mutex_unlock () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x0000003520448f91 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00000035204490ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00000036143aa676 in QEventDispatcherGlib::processEvents (this=0x7f7db40008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#5  0x000000361437bfef in QEventLoop::processEvents (this=this@entry=0x7f7dc32edda0, flags=...) at kernel/qeventloop.cpp:149
#6  0x000000361437c2e5 in QEventLoop::exec (this=this@entry=0x7f7dc32edda0, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003614278bef in QThread::exec (this=<optimized out>) at thread/qthread.cpp:538
#8  0x000000361427b2bf in QThreadPrivate::start (arg=0x173c240) at thread/qthread_unix.cpp:349
#9  0x0000003613aaa8f4 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#10 0x000000351d8080ca in start_thread (arg=0x7f7dc32ee700) at pthread_create.c:312
#11 0x000000351cce5ffd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 3 (Thread 0x7f7dc2463700 (LWP 9530)):
#0  0x000000351ccdad5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003520448fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x000000352044930a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00000035278d6e16 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x000000352046df15 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x0000003613aaa8f4 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#6  0x000000351d8080ca in start_thread (arg=0x7f7dc2463700) at pthread_create.c:312
#7  0x000000351cce5ffd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 2 (Thread 0x7f7dc1a56700 (LWP 9531)):
#0  0x000000351ccdad5d in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003520448fe4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00000035204490ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00000036143aa676 in QEventDispatcherGlib::processEvents (this=0x7f7dac0008f0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#4  0x000000361437bfef in QEventLoop::processEvents (this=this@entry=0x7f7dc1a55d60, flags=...) at kernel/qeventloop.cpp:149
#5  0x000000361437c2e5 in QEventLoop::exec (this=this@entry=0x7f7dc1a55d60, flags=...) at kernel/qeventloop.cpp:204
#6  0x0000003614278bef in QThread::exec (this=this@entry=0x15e9810) at thread/qthread.cpp:538
#7  0x000000361435d763 in QInotifyFileSystemWatcherEngine::run (this=0x15e9810) at io/qfilesystemwatcher_inotify.cpp:265
#8  0x000000361427b2bf in QThreadPrivate::start (arg=0x15e9810) at thread/qthread_unix.cpp:349
#9  0x0000003613aaa8f4 in ?? () from /usr/lib/x86_64-linux-gnu/libGL.so.1
#10 0x000000351d8080ca in start_thread (arg=0x7f7dc1a56700) at pthread_create.c:312
#11 0x000000351cce5ffd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f7e12e97780 (LWP 9401)):
[KCrash Handler]
#6  0x0000003544832b73 in snd_config_delete () from /usr/lib/x86_64-linux-gnu/libasound.so.2
#7  0x000000354483d0b6 in snd_device_name_hint () from /usr/lib/x86_64-linux-gnu/libasound.so.2
#8  0x00007f7e0b201d63 in PhononServer::findVirtualDevices (this=this@entry=0x1c50770) at ../../../phonon/kded-module/phononserver.cpp:170
#9  0x00007f7e0b20492b in PhononServer::findDevices (this=this@entry=0x1c50770) at ../../../phonon/kded-module/phononserver.cpp:684
#10 0x00007f7e0b207bd9 in PhononServer::PhononServer (this=0x1c50770, parent=<optimized out>) at ../../../phonon/kded-module/phononserver.cpp:68
#11 0x00007f7e0b20d568 in KPluginFactory::createInstance<PhononServer, QObject> (parentWidget=<optimized out>, parent=<optimized out>, args=...) at /usr/include/KDE/../kpluginfactory.h:477
#12 0x000000361b80e7e3 in KPluginFactory::create (this=0x1e87b20, iface=0x361b8639a0 <qt_meta_stringdata_KDEDModule> "KDEDModule", parentWidget=0x0, parent=0xd78800, args=..., keyword=...) at ../../kdecore/util/kpluginfactory.cpp:203
#13 0x00007f7e11bc5d2a in create<KDEDModule> (args=..., parent=0xd78800, this=<optimized out>) at ../../kdecore/util/kpluginfactory.h:507
#14 Kded::loadModule (this=this@entry=0xd78800, s=..., onDemand=onDemand@entry=true) at ../../kded/kded.cpp:409
#15 0x00007f7e11bc71d0 in Kded::loadModule (this=0xd78800, obj=..., onDemand=<optimized out>) at ../../kded/kded.cpp:361
#16 0x00007f7e11bc73fc in Kded::messageFilter (message=...) at ../../kded/kded.cpp:204
#17 0x000000361a626962 in QDBusConnectionPrivate::handleMessage (this=0xe16280, amsg=...) at qdbusintegrator.cpp:563
#18 0x000000361a626c1e in qDBusSignalFilter (connection=<optimized out>, message=<optimized out>, data=0xe16280) at qdbusintegrator.cpp:552
#19 0x00007f7e12eaec56 in dbus_connection_dispatch () from /lib/x86_64-linux-gnu/libdbus-1.so.3
#20 0x000000361a61b489 in q_dbus_connection_dispatch (connection=<optimized out>) at qdbus_symbols_p.h:115
#21 QDBusConnectionPrivate::doDispatch (this=this@entry=0xe16280) at qdbusintegrator.cpp:1133
#22 0x000000361a61b617 in QDBusConnectionPrivate::socketRead (this=0xe16280, fd=5) at qdbusintegrator.cpp:1153
#23 0x000000361a65ec8b in QDBusConnectionPrivate::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at .moc/release-shared/moc_qdbusconnection_p.cpp:75
#24 0x00000036143916aa in QMetaObject::activate (sender=sender@entry=0x10ab1d0, m=m@entry=0x36146e1a40 <QSocketNotifier::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7fffeb123b00) at kernel/qobject.cpp:3567
#25 0x00000036143dc0be in QSocketNotifier::activated (this=this@entry=0x10ab1d0, _t1=5) at .moc/release-shared/moc_qsocketnotifier.cpp:102
#26 0x000000361439a47b in QSocketNotifier::event (this=0x10ab1d0, e=0x7fffeb123e30) at kernel/qsocketnotifier.cpp:316
#27 0x00000036151c86cc in QApplicationPrivate::notify_helper (this=this@entry=0xd7da90, receiver=receiver@entry=0x10ab1d0, e=e@entry=0x7fffeb123e30) at kernel/qapplication.cpp:4570
#28 0x00000036151cecfd in QApplication::notify (this=this@entry=0x7fffeb1241a0, receiver=receiver@entry=0x10ab1d0, e=e@entry=0x7fffeb123e30) at kernel/qapplication.cpp:4356
#29 0x000000361c6408da in KApplication::notify (this=0x7fffeb1241a0, receiver=0x10ab1d0, event=0x7fffeb123e30) at ../../kdeui/kernel/kapplication.cpp:311
#30 0x000000361437d41d in QCoreApplication::notifyInternal (this=0x7fffeb1241a0, receiver=0x10ab1d0, event=event@entry=0x7fffeb123e30) at kernel/qcoreapplication.cpp:953
#31 0x00000036143ab2b0 in sendEvent (event=0x7fffeb123e30, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#32 socketNotifierSourceDispatch (source=0xd7de40) at kernel/qeventdispatcher_glib.cpp:110
#33 0x0000003520448e04 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x0000003520449048 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00000035204490ec in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00000036143aa655 in QEventDispatcherGlib::processEvents (this=0xc726d0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#37 0x00000036152667c6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#38 0x000000361437bfef in QEventLoop::processEvents (this=this@entry=0x7fffeb124070, flags=...) at kernel/qeventloop.cpp:149
#39 0x000000361437c2e5 in QEventLoop::exec (this=this@entry=0x7fffeb124070, flags=...) at kernel/qeventloop.cpp:204
#40 0x0000003614381ab9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1225
#41 0x00000036151c6e8c in QApplication::exec () at kernel/qapplication.cpp:3828
#42 0x00007f7e11bc7d0b in kdemain (argc=1, argv=0xdcff50) at ../../kded/kded.cpp:940
#43 0x00000000004083ee in launch (argc=argc@entry=1, _name=_name@entry=0x40afc7 "kded4", args=args@entry=0x0, cwd=cwd@entry=0x0, envc=envc@entry=0, envs=<optimized out>, envs@entry=0x0, reset_env=reset_env@entry=false, tty=tty@entry=0x0, avoid_loops=avoid_loops@entry=false, startup_id_str=startup_id_str@entry=0x40ae56 "0") at ../../kinit/kinit.cpp:738
#44 0x00000000004059a3 in main (argc=4, argv=<optimized out>, envp=0x7fffeb124900) at ../../kinit/kinit.cpp:1853

Reported using DrKonqi