Using host libthread_db library "/lib/libthread_db.so.1".
[Thread debugging using libthread_db enabled]
[New Thread 47810340534400 (LWP 26794)]
[KCrash handler]
#5  QObject::blockSignals (this=0x0, block=true)
    at src/corelib/kernel/qobject.h:111
#6  0x00002b7bafeb4aa7 in MDWSlider::updateInternal (this=0x74a5b0, 
    vol=@0x70b9f8, ref_sliders=@0x74a628, ref_slidersChids=@0x751b10)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/mdwslider.cpp:832
#7  0x00002b7bafeb4be6 in MDWSlider::update (this=0x74a5b0)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/mdwslider.cpp:784
#8  0x00002b7bafeb8c51 in MDWSlider (this=0x74a5b0, md=<value optimized out>, 
    showMuteLED=true, showRecordLED=true, small=<value optimized out>, 
    orientation=<value optimized out>, parent=0x742ae0, mw=0x742ae0)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/mdwslider.cpp:122
#9  0x00002b7bafeb33a2 in ViewSliders::add (this=0x742ae0, md=0x70b9e0)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/viewsliders.cpp:87
#10 0x00002b7bafeb19a0 in ViewBase::createDeviceWidgets (this=0x742ae0)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/viewbase.cpp:115
#11 0x00002b7bafeba981 in KMixerWidget::possiblyAddView (this=0x72e3f0, 
    vbase=0x742ae0, tabName=<value optimized out>)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmixerwidget.cpp:195
#12 0x00002b7bafebb12f in KMixerWidget::createViewsByProfile (this=0x72e3f0, 
    mixer=0x6e1c80, guiprof=0x743a70, vflags=7)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmixerwidget.cpp:176
#13 0x00002b7bafebb81e in KMixerWidget::createLayout (this=0x72e3f0, vflags=7)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmixerwidget.cpp:119
#14 0x00002b7bafebbb64 in KMixerWidget (this=0x72e3f0, 
    mixer=<value optimized out>, parent=<value optimized out>, 
    name=0x2b7bafed5a6e "KMixerWidget", vflags=7, actionCollection=0x6b4310)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmixerwidget.cpp:72
#15 0x00002b7bafead381 in KMixWindow::addMixerWidget (this=0x622600, 
    mixer_ID=<value optimized out>)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmix.cpp:391
#16 0x00002b7bafead7ff in KMixWindow::recreateGUI (this=0x622600)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmix.cpp:334
#17 0x00002b7bafeae829 in KMixWindow (this=0x622600)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/kmix.cpp:79
#18 0x00002b7bafed088a in KMixApp::newInstance (this=0x61a670)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/KMixApp.cpp:73
#19 0x00002b7bb144554b in KUniqueApplicationAdaptor::qt_metacall (
    this=0x6c8a30, _c=<value optimized out>, _id=0, _a=0x7ffffae30e20)
    at /usr/src/debug/kde-base/kdelibs-9999.4/kdelibs-9999.4/kdeui/kernel/kuniqueapplication_p.h:71
#20 0x00002b7bb3838f06 in QDBusConnectionPrivate::deliverCall (this=0x61b830, 
    object=0x6c8a30, msg=@0x66e0e8, metaTypes=@0x7ffffae31088, slotIdx=4)
    at qdbusintegrator.cpp:839
#21 0x00002b7bb38399db in QDBusConnectionPrivate::activateCall (
    this=0x61b830, object=0x6c8a30, flags=337, msg=@0x66e0e8)
    at qdbusintegrator.cpp:744
#22 0x00002b7bb383a2eb in QDBusConnectionPrivate::activateObject (
    this=0x61b830, node=@0x66e0c0, msg=@0x66e0e8, 
    pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1257
#23 0x00002b7bb383a588 in ActivateObjectEvent::placeMetaCall (this=0x66e070)
    at qdbusintegrator.cpp:1369
#24 0x00002b7bb0355bc2 in QObject::event (this=0x61a670, e=0x0)
    at kernel/qobject.cpp:1124
#25 0x00002b7bb0346b50 in QCoreApplication::event (this=0x0, e=0x1)
    at kernel/qcoreapplication.cpp:1288
#26 0x00002b7bb3b0ae1b in QApplication::event (this=0x61a670, e=0x66e070)
    at kernel/qapplication.cpp:2095
#27 0x00002b7bb3b056bb in QApplicationPrivate::notify_helper (this=0x61c5b0, 
    receiver=0x61a670, e=0x66e070) at kernel/qapplication.cpp:3558
#28 0x00002b7bb3b07799 in QApplication::notify (this=0x61a670, 
    receiver=0x61a670, e=0x66e070) at kernel/qapplication.cpp:3499
#29 0x00002b7bb143dfcb in KApplication::notify (this=0x61a670, 
    receiver=0x61a670, event=0x66e070)
    at /usr/src/debug/kde-base/kdelibs-9999.4/kdelibs-9999.4/kdeui/kernel/kapplication.cpp:319
#30 0x00002b7bb0346600 in QCoreApplication::notifyInternal (this=0x61a670, 
    receiver=0x61a670, event=0x66e070) at kernel/qcoreapplication.cpp:532
#31 0x00002b7bb0347808 in QCoreApplicationPrivate::sendPostedEvents (
    receiver=0x0, event_type=0, data=0x605080)
    at src/corelib/kernel/qcoreapplication.h:202
#32 0x00002b7bb3b7b96d in QEventDispatcherX11::processEvents (this=0x6200e0, 
    flags=@0x7ffffae31bd0) at src/corelib/kernel/qcoreapplication.h:207
#33 0x00002b7bb0345c98 in QEventLoop::processEvents (
    this=<value optimized out>, flags=<value optimized out>)
    at kernel/qeventloop.cpp:141
#34 0x00002b7bb0345da9 in QEventLoop::exec (this=0x7ffffae31c40, 
    flags=@0x7ffffae31c50) at kernel/qeventloop.cpp:187
#35 0x00002b7bb0347c0e in QCoreApplication::exec ()
    at kernel/qcoreapplication.cpp:752
#36 0x00002b7bafeabadb in kdemain (argc=5, argv=0x7ffffae32188)
    at /usr/src/debug/kde-base/kdemultimedia-9999.4/kdemultimedia-9999.4/kmix/main.cpp:69
#37 0x00002b7bb500db74 in __libc_start_main (main=0x400970 <main>, argc=5, 
    ubp_av=0x7ffffae32188, init=<value optimized out>, 
    fini=<value optimized out>, rtld_fini=<value optimized out>, 
    stack_end=0x7ffffae32178) at libc-start.c:229
#38 0x00000000004008d9 in _start ()
#0  0x00002b7bb50827b0 in __nanosleep_nocancel () from /lib64/libc.so.6