Bug 336156

Application: kmix (4.4)
KDE Platform Version: 4.12.5
Qt Version: 4.8.6
Operating System: Linux 3.14.6-200.fc20.x86_64 x86_64
Distribution: "Fedora release 20 (Heisenbug)"

-- Information about the crash:
Happened while KDE startup (session restore enabled). Two more apps crashed similarly ("run command interface" and konsole).
Don't reproduces for now.

-- Backtrace:
Application: KMix (kmix), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1acdfb7900 (LWP 2171))]

Thread 2 (Thread 0x7f1ab349c700 (LWP 2192)):
#0  0x0000003e032ea9dd in poll () from /lib64/libc.so.6
#1  0x0000003e062495b4 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x0000003e062496dc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00000031437b5af6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#4  0x000000314378595f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#5  0x0000003143785cad in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#6  0x0000003143679e8f in QThread::exec() () from /lib64/libQtCore.so.4
#7  0x00000031437662e3 in QInotifyFileSystemWatcherEngine::run() () from /lib64/libQtCore.so.4
#8  0x000000314367c6bf in QThreadPrivate::start(void*) () from /lib64/libQtCore.so.4
#9  0x0000003e03607f33 in start_thread () from /lib64/libpthread.so.0
#10 0x0000003e032f4ded in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f1acdfb7900 (LWP 2171)):
[KCrash Handler]
#5  0x0000003e03611298 in __lll_unlock_elision () from /lib64/libpthread.so.0
#6  0x0000003f4c03c32b in KSharedDataCache::find(QString const&, QByteArray*) const () from /lib64/libkdecore.so.5
#7  0x0000003f4c9fd728 in KIconLoaderPrivate::findCachedPixmapWithPath(QString const&, QPixmap&, QString&) () from /lib64/libkdeui.so.5
#8  0x0000003f4c9fdafa in KIconLoader::loadIcon(QString const&, KIconLoader::Group, int, int, QStringList const&, QString*, bool) const () from /lib64/libkdeui.so.5
#9  0x0000003f4f65ee4b in MDWSlider::loadIcon(QString) () from /lib64/libkdeinit4_kmix.so
#10 0x0000003f4f6621f7 in MDWSlider::setIcon(QString, QWidget*) () from /lib64/libkdeinit4_kmix.so
#11 0x0000003f4f662e0c in MDWSlider::setIcon(QString, QLabel**) () from /lib64/libkdeinit4_kmix.so
#12 0x0000003f4f662eb0 in MDWSlider::setIcon(QString) () from /lib64/libkdeinit4_kmix.so
#13 0x0000003f4f6633ed in MDWSlider::createWidgets(bool, bool) () from /lib64/libkdeinit4_kmix.so
#14 0x0000003f4f664364 in MDWSlider::MDWSlider(std::tr1::shared_ptr<MixDevice>, bool, bool, bool, Qt::Orientation, QWidget*, ViewBase*, ProfControl*) () from /lib64/libkdeinit4_kmix.so
#15 0x0000003f4f659cd6 in ViewSliders::add(std::tr1::shared_ptr<MixDevice>) () from /lib64/libkdeinit4_kmix.so
#16 0x0000003f4f655f65 in ViewBase::createDeviceWidgets() () from /lib64/libkdeinit4_kmix.so
#17 0x0000003f4f65b78c in ViewSliders::controlsChange(int) () from /lib64/libkdeinit4_kmix.so
#18 0x000000314378f248 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () from /lib64/libQtCore.so.4
#19 0x0000003143791948 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /lib64/libQtCore.so.4
#20 0x0000003f4f67a2bf in ControlManager::announce(QString, ControlChangeType::Type, QString) () from /lib64/libkdeinit4_kmix.so
#21 0x0000003f4f63c0e6 in Mixer_PULSE::pulseControlsReconfigured() () from /lib64/libkdeinit4_kmix.so
#22 0x0000003f4f63c2c6 in Mixer_PULSE::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libkdeinit4_kmix.so
#23 0x000000314379febe in QObject::event(QEvent*) () from /lib64/libQtCore.so.4
#24 0x0000003af47cae7c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#25 0x0000003af47d17e5 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQtGui.so.4
#26 0x0000003f4ca4ab0a in KApplication::notify(QObject*, QEvent*) () from /lib64/libkdeui.so.5
#27 0x0000003143786ebd in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib64/libQtCore.so.4
#28 0x000000314378a0d5 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib64/libQtCore.so.4
#29 0x00000031437b6253 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQtCore.so.4
#30 0x0000003e062492a6 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#31 0x0000003e06249628 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#32 0x0000003e062496dc in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#33 0x00000031437b5ad5 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#34 0x0000003af486cd66 in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtGui.so.4
#35 0x000000314378595f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#36 0x0000003143785cad in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQtCore.so.4
#37 0x000000314378b399 in QCoreApplication::exec() () from /lib64/libQtCore.so.4
#38 0x0000003f4f64745a in kdemain () from /lib64/libkdeinit4_kmix.so
#39 0x0000003e03221d65 in __libc_start_main () from /lib64/libc.so.6
#40 0x0000000000400831 in _start ()

The reporter indicates this bug may be a duplicate of or related to bug 334640.

Possible duplicates by query: bug 334846, bug 334640, bug 333544.

Reported using DrKonqi