Application: kded4 (4.11.5)
KDE Platform Version: 4.11.5
Qt Version: 4.8.5
Operating System: Linux 3.13.11-100.fc19.x86_64 x86_64
Distribution: "Fedora release 19 (Schrödinger’s Cat)"

-- Information about the crash:
Was running a Python script that created an MS XLSX file and using LibreOffice to open the file (over and over again).

-- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
185	62:	movl	(%rsp), %edi
[Current thread is 1 (Thread 0x7f1509e2d8c0 (LWP 13228))]

Thread 6 (Thread 0x7f14f9c6b700 (LWP 13232)):
[KCrash Handler]
#6  0x0000003287ccf9e0 in do_gettime (frac=0x7f14f9c6ac30, sec=0x7f14f9c6ac28) at tools/qelapsedtimer_unix.cpp:129
#7  QElapsedTimer::nsecsElapsed (this=this@entry=0x7f14f9c6ac50) at tools/qelapsedtimer_unix.cpp:177
#8  0x0000003287c75fb8 in QMutex::lockInternal (this=<optimized out>) at thread/qmutex.cpp:446
#9  0x0000003287c7615b in QMutex::lock (this=this@entry=0x27b5278) at thread/qmutex.cpp:177
#10 0x0000003287c7b5ea in QWaitCondition::wait (this=<optimized out>, mutex=mutex@entry=0x27b5278, time=30000) at thread/qwaitcondition_unix.cpp:160
#11 0x0000003287c6ecf5 in QThreadPoolThread::run (this=0x27b4d50) at concurrent/qthreadpool.cpp:141
#12 0x0000003287c7b0bf in QThreadPrivate::start (arg=0x27b4d50) at thread/qthread_unix.cpp:338
#13 0x0000003e84807c53 in start_thread (arg=0x7f14f9c6b700) at pthread_create.c:308
#14 0x0000003e844f5dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 5 (Thread 0x7f14f489a700 (LWP 13251)):
#0  0x0000003e844eb7fd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00000032868480b4 in g_main_context_poll (priority=2147483647, n_fds=3, fds=0x7f14bc0010c0, timeout=-1, context=0x27f1dc0) at gmain.c:3995
#2  g_main_context_iterate (context=0x27f1dc0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3696
#3  0x000000328684851a in g_main_loop_run (loop=0x27f1d50) at gmain.c:3895
#4  0x00000032878c6c66 in gdbus_shared_thread_func (user_data=0x27f1d90) at gdbusprivate.c:278
#5  0x000000328686c0e5 in g_thread_proxy (data=0x27fd6d0) at gthread.c:798
#6  0x0000003e84807c53 in start_thread (arg=0x7f14f489a700) at pthread_create.c:308
#7  0x0000003e844f5dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 4 (Thread 0x7f14ef5f2700 (LWP 13252)):
#0  0x00000032868455c9 in g_source_iter_next (iter=iter@entry=0x7f14ef5f1b30, source=source@entry=0x7f14ef5f1b28) at gmain.c:900
#1  0x00000032868476fb in g_main_context_prepare (context=context@entry=0x7f14c00009a0, priority=priority@entry=0x7f14ef5f1ba8) at gmain.c:3306
#2  0x0000003286847fd3 in g_main_context_iterate (context=context@entry=0x7f14c00009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3681
#3  0x00000032868481bc in g_main_context_iteration (context=0x7f14c00009a0, may_block=1) at gmain.c:3762
#4  0x0000003287da6d56 in QEventDispatcherGlib::processEvents (this=0x7f14c00008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#5  0x0000003287d78b2f in QEventLoop::processEvents (this=this@entry=0x7f14ef5f1ce0, flags=...) at kernel/qeventloop.cpp:149
#6  0x0000003287d78e25 in QEventLoop::exec (this=this@entry=0x7f14ef5f1ce0, flags=...) at kernel/qeventloop.cpp:204
#7  0x0000003287c78a1f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#8  0x00007f14fa383257 in KCupsConnection::run() () from /lib64/libkcupslib.so
#9  0x0000003287c7b0bf in QThreadPrivate::start (arg=0x27575f0) at thread/qthread_unix.cpp:338
#10 0x0000003e84807c53 in start_thread (arg=0x7f14ef5f2700) at pthread_create.c:308
#11 0x0000003e844f5dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 3 (Thread 0x7f14eedf1700 (LWP 13253)):
#0  0x00000032868471fb in g_main_context_acquire (context=0x7f14b40009a0) at gmain.c:3115
#1  0x0000003286847f75 in g_main_context_iterate (context=context@entry=0x7f14b40009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3651
#2  0x00000032868481bc in g_main_context_iteration (context=0x7f14b40009a0, may_block=1) at gmain.c:3762
#3  0x0000003287da6d56 in QEventDispatcherGlib::processEvents (this=0x7f14b40008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#4  0x0000003287d78b2f in QEventLoop::processEvents (this=this@entry=0x7f14eedf0d20, flags=...) at kernel/qeventloop.cpp:149
#5  0x0000003287d78e25 in QEventLoop::exec (this=this@entry=0x7f14eedf0d20, flags=...) at kernel/qeventloop.cpp:204
#6  0x0000003287c78a1f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:536
#7  0x0000003287c7b0bf in QThreadPrivate::start (arg=0x27e1880) at thread/qthread_unix.cpp:338
#8  0x0000003e84807c53 in start_thread (arg=0x7f14eedf1700) at pthread_create.c:308
#9  0x0000003e844f5dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f14ee5f0700 (LWP 13254)):
#0  0x0000003e8480e0bd in read () at ../sysdeps/unix/syscall-template.S:81
#1  0x0000003286886460 in read (__nbytes=16, __buf=0x7f14ee5efae0, __fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  g_wakeup_acknowledge (wakeup=0x7f14b4001dc0) at gwakeup.c:212
#3  0x0000003286847be4 in g_main_context_check (context=context@entry=0x7f14b80009a0, max_priority=2147483647, fds=fds@entry=0x7f14b8002c00, n_fds=n_fds@entry=1) at gmain.c:3502
#4  0x000000328684804b in g_main_context_iterate (context=context@entry=0x7f14b80009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3698
#5  0x00000032868481bc in g_main_context_iteration (context=0x7f14b80009a0, may_block=1) at gmain.c:3762
#6  0x0000003287da6d56 in QEventDispatcherGlib::processEvents (this=0x7f14b80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:427
#7  0x0000003287d78b2f in QEventLoop::processEvents (this=this@entry=0x7f14ee5efce0, flags=...) at kernel/qeventloop.cpp:149
#8  0x0000003287d78e25 in QEventLoop::exec (this=this@entry=0x7f14ee5efce0, flags=...) at kernel/qeventloop.cpp:204
#9  0x0000003287c78a1f in QThread::exec (this=this@entry=0x26b3650) at thread/qthread.cpp:536
#10 0x0000003287d5a3e3 in QInotifyFileSystemWatcherEngine::run (this=0x26b3650) at io/qfilesystemwatcher_inotify.cpp:265
#11 0x0000003287c7b0bf in QThreadPrivate::start (arg=0x26b3650) at thread/qthread_unix.cpp:338
#12 0x0000003e84807c53 in start_thread (arg=0x7f14ee5f0700) at pthread_create.c:308
#13 0x0000003e844f5dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f1509e2d8c0 (LWP 13228)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000003287c7b596 in wait (time=18446744073709551615, this=0x276b950) at thread/qwaitcondition_unix.cpp:86
#2  QWaitCondition::wait (this=this@entry=0x27b5380, mutex=mutex@entry=0x27b5358, time=time@entry=18446744073709551615) at thread/qwaitcondition_unix.cpp:158
#3  0x0000003287c7ac8e in QThread::wait (this=this@entry=0x27b4d50, time=time@entry=18446744073709551615) at thread/qthread_unix.cpp:709
#4  0x0000003287c6f7ba in QThreadPoolPrivate::reset (this=0x27b51f0) at concurrent/qthreadpool.cpp:279
#5  0x0000003287c6f9be in QThreadPool::~QThreadPool (this=0x279a630, __in_chrg=<optimized out>) at concurrent/qthreadpool.cpp:441
#6  0x0000003287c6f9e9 in QThreadPool::~QThreadPool (this=0x279a630, __in_chrg=<optimized out>) at concurrent/qthreadpool.cpp:442
#7  0x0000003287c70075 in QGlobalStaticDeleter<QThreadPool>::~QGlobalStaticDeleter (this=0x32880defe0 <theInstance()::cleanup>, __in_chrg=<optimized out>) at ../../src/corelib/global/qglobal.h:1950
#8  0x0000003e84439279 in __run_exit_handlers (status=1, listp=0x3e847ba6e8 <__exit_funcs>, run_list_atexit=run_list_atexit@entry=true) at exit.c:77
#9  0x0000003e844392c5 in __GI_exit (status=<optimized out>) at exit.c:99
#10 0x000000328962eb88 in qt_xio_errhandler () at kernel/qapplication_x11.cpp:772
#11 0x0000003d6ae3e910 in KApplication::xioErrhandler (this=0x7fff3f4c79a0, dpy=0x24d7ac0) at /usr/src/debug/kdelibs-4.11.5/kdeui/kernel/kapplication.cpp:419
#12 0x0000003e87c43cce in _XIOError (dpy=dpy@entry=0x24d7ac0) at XlibInt.c:1498
#13 0x0000003e87c4169d in _XEventsQueued (dpy=dpy@entry=0x24d7ac0, mode=mode@entry=2) at xcb_io.c:366
#14 0x0000003e87c3378b in XEventsQueued (dpy=0x24d7ac0, mode=2) at Pending.c:43
#15 0x0000003289664967 in x11EventSourcePrepare (s=0x24d6800, timeout=timeout@entry=0x7fff3f4c6a24) at kernel/qguieventdispatcher_glib.cpp:77
#16 0x000000328684775d in g_main_context_prepare (context=context@entry=0x24d5570, priority=priority@entry=0x7fff3f4c6aa8) at gmain.c:3328
#17 0x0000003286847fd3 in g_main_context_iterate (context=context@entry=0x24d5570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3681
#18 0x00000032868481bc in g_main_context_iteration (context=0x24d5570, may_block=1) at gmain.c:3762
#19 0x0000003287da6d35 in QEventDispatcherGlib::processEvents (this=0x249ae80, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#20 0x0000003289664ea6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#21 0x0000003287d78b2f in QEventLoop::processEvents (this=this@entry=0x7fff3f4c6d40, flags=...) at kernel/qeventloop.cpp:149
#22 0x0000003287d78e25 in QEventLoop::exec (this=this@entry=0x7fff3f4c6d40, flags=...) at kernel/qeventloop.cpp:204
#23 0x00007f14ef5f99bc in KAuth::DBusHelperProxy::executeAction (this=0x26af300, action=..., helperID=..., arguments=...) at /usr/src/debug/kdelibs-4.11.5/kdecore/auth/backends/dbus/DBusHelperProxy.cpp:118
#24 0x0000003d69f5e95d in KAuth::Action::execute (this=this@entry=0x7fff3f4c6f90, helperID=...) at /usr/src/debug/kdelibs-4.11.5/kdecore/auth/kauthaction.cpp:365
#25 0x0000003d69f5eaf3 in KAuth::Action::execute (this=0x7fff3f4c6f90) at /usr/src/debug/kdelibs-4.11.5/kdecore/auth/kauthaction.cpp:301
#26 0x00007f14fdc9e4ba in PowerDevilUPowerBackend::init() () from /usr/lib64/kde4/kded_powerdevil.so
#27 0x00007f14fda61384 in PowerDevil::Core::loadCore(PowerDevil::BackendInterface*) () from /lib64/libpowerdevilcore.so.0
#28 0x00007f14fdc97336 in KDEDPowerDevil::init() () from /usr/lib64/kde4/kded_powerdevil.so
#29 0x0000003287d91f3e in QObject::event (this=0x2747420, e=<optimized out>) at kernel/qobject.cpp:1194
#30 0x00000032895c84dc in QApplicationPrivate::notify_helper (this=this@entry=0x24d5270, receiver=receiver@entry=0x2747420, e=e@entry=0x24c7fa0) at kernel/qapplication.cpp:4562
#31 0x00000032895ceaa0 in QApplication::notify (this=this@entry=0x7fff3f4c79a0, receiver=receiver@entry=0x2747420, e=e@entry=0x24c7fa0) at kernel/qapplication.cpp:4348
#32 0x0000003d6ae3fd5a in KApplication::notify (this=0x7fff3f4c79a0, receiver=0x2747420, event=0x24c7fa0) at /usr/src/debug/kdelibs-4.11.5/kdeui/kernel/kapplication.cpp:311
#33 0x0000003287d79ecd in QCoreApplication::notifyInternal (this=0x7fff3f4c79a0, receiver=receiver@entry=0x2747420, event=event@entry=0x24c7fa0) at kernel/qcoreapplication.cpp:949
#34 0x0000003287d7ce2d in sendEvent (event=0x24c7fa0, receiver=0x2747420) at kernel/qcoreapplication.h:231
#35 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x2499520) at kernel/qcoreapplication.cpp:1573
#36 0x0000003287d7d2d3 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1466
#37 0x0000003287da7473 in sendPostedEvents () at kernel/qcoreapplication.h:236
#38 postEventSourceDispatch (s=s@entry=0x24d5660) at kernel/qeventdispatcher_glib.cpp:280
#39 0x0000003286847dc6 in g_main_dispatch (context=0x24d5570) at gmain.c:3054
#40 g_main_context_dispatch (context=context@entry=0x24d5570) at gmain.c:3630
#41 0x0000003286848118 in g_main_context_iterate (context=context@entry=0x24d5570, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3701
#42 0x00000032868481bc in g_main_context_iteration (context=0x24d5570, may_block=1) at gmain.c:3762
#43 0x0000003287da6d35 in QEventDispatcherGlib::processEvents (this=0x249ae80, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#44 0x0000003289664ea6 in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#45 0x0000003287d78b2f in QEventLoop::processEvents (this=this@entry=0x7fff3f4c7870, flags=...) at kernel/qeventloop.cpp:149
#46 0x0000003287d78e25 in QEventLoop::exec (this=this@entry=0x7fff3f4c7870, flags=...) at kernel/qeventloop.cpp:204
#47 0x0000003287d7e0a9 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1221
#48 0x00000032895c6c9c in QApplication::exec () at kernel/qapplication.cpp:3823
#49 0x00000039dd60aabb in kdemain (argc=1, argv=0x7fff3f4c7ae8) at /usr/src/debug/kdelibs-4.11.5/kded/kded.cpp:925
#50 0x0000003e84421b45 in __libc_start_main (main=0x4007e0 <main(int, char**)>, argc=1, ubp_av=0x7fff3f4c7ae8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff3f4c7ad8) at libc-start.c:274
#51 0x0000000000400811 in _start ()

Reported using DrKonqi