Bug 377533

Application: amarok (2.8.90)
KDE Platform Version: 4.14.30
Qt Version: 4.8.7
Operating System: Linux 4.9.13-desktop-3.mga6 x86_64
Distribution: "Mageia 6"

-- Information about the crash:
Running amarok fails :
KCrash: Application 'amarok' crashing...
KCrash: Attempting to start /usr/lib64/kde4/libexec/drkonqi from kdeinit
KCrash: Connect sock_file=/home/david/.kde4/socket-localhost.localdomain/kdeinit4__0
unnamed app(30270): Communication problem with  "amarok" , it probably crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f74651a5840 (LWP 29321))]

Thread 2 (Thread 0x7f742f399700 (LWP 29334)):
#0  0x00007f7461e5cf9d in poll () from /lib64/libc.so.6
#1  0x00007f743146d8a8 in linux_udev_event_thread_main () from /lib64/libusb-1.0.so.0
#2  0x00007f746050566d in start_thread () from /lib64/libpthread.so.0
#3  0x00007f7461e68ded in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f74651a5840 (LWP 29321)):
[KCrash Handler]
#6  0x00007f7461e09100 in __memcpy_sse2_unaligned () from /lib64/libc.so.6
#7  0x00007f746251f76b in QByteArray::append(char const*) () from /lib64/libQtCore.so.4
#8  0x00007f740e780120 in QMetaTypeIdQObject<QWidget*, 8>::qt_metatype_id() () from /lib64/libQt5Widgets.so.5
#9  0x00007f740e71ca17 in _GLOBAL__sub_I_qwidgetsvariant.cpp () from /lib64/libQt5Widgets.so.5
#10 0x00007f74650a70ca in call_init.part () from /lib64/ld-linux-x86-64.so.2
#11 0x00007f74650a71db in _dl_init () from /lib64/ld-linux-x86-64.so.2
#12 0x00007f74650ab3b1 in dl_open_worker () from /lib64/ld-linux-x86-64.so.2
#13 0x00007f74650a6f74 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#14 0x00007f74650aa9b1 in _dl_open () from /lib64/ld-linux-x86-64.so.2
#15 0x00007f745bb90fc9 in dlopen_doit () from /lib64/libdl.so.2
#16 0x00007f74650a6f74 in _dl_catch_error () from /lib64/ld-linux-x86-64.so.2
#17 0x00007f745bb91631 in _dlerror_run () from /lib64/libdl.so.2
#18 0x00007f745bb91061 in dlopen () from /lib64/libdl.so.2
#19 0x00007f743e5d55af in module_Load () from /lib64/libvlccore.so.8
#20 0x00007f743e554dca in AllocatePluginDir () from /lib64/libvlccore.so.8
#21 0x00007f743e554d03 in AllocatePluginDir () from /lib64/libvlccore.so.8
#22 0x00007f743e555109 in AllocatePluginPath () from /lib64/libvlccore.so.8
#23 0x00007f743e55565c in module_LoadPlugins () from /lib64/libvlccore.so.8
#24 0x00007f743e53c3a6 in libvlc_InternalInit () from /lib64/libvlccore.so.8
#25 0x00007f743e30740e in libvlc_new () from /lib64/libvlc.so.5
#26 0x00007f743e85fe2f in LibVLC::init() () from /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#27 0x00007f743e845190 in Phonon::VLC::Backend::Backend(QObject*, QList<QVariant> const&) () from /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#28 0x00007f743e845dc3 in qt_plugin_instance () from /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#29 0x00007f7462606a3b in QPluginLoader::instance() () from /lib64/libQtCore.so.4
#30 0x00007f743f6e7701 in Phonon::KdePlatformPlugin::createBackend(KSharedPtr<KService>) () from /usr/lib64/kde4/plugins/phonon_platform/kde.so
#31 0x00007f743f6e7e7b in Phonon::KdePlatformPlugin::createBackend() () from /usr/lib64/kde4/plugins/phonon_platform/kde.so
#32 0x00007f7461885f4e in Phonon::FactoryPrivate::createBackend() () from /lib64/libphonon.so.4
#33 0x00007f7461886698 in Phonon::Factory::backend(bool) () from /lib64/libphonon.so.4
#34 0x00007f7461886d72 in Phonon::Factory::createAudioOutput(QObject*) () from /lib64/libphonon.so.4
#35 0x00007f746187f459 in Phonon::AudioOutputPrivate::createBackendObject() () from /lib64/libphonon.so.4
#36 0x00007f746187c5c1 in Phonon::AudioOutputPrivate::init(Phonon::Category) () from /lib64/libphonon.so.4
#37 0x00007f7464c18b07 in EngineController::initializePhonon() () from /lib64/libamaroklib.so.1
#38 0x00007f7464c1f735 in EngineController::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.50] () from /lib64/libamaroklib.so.1
#39 0x00007f746262aa61 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () from /lib64/libQtCore.so.4
#40 0x00007f746262ce0e in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /lib64/libQtCore.so.4
#41 0x00007f7464ce3dcf in Amarok::DefaultApplicationController::initEngineController() () from /lib64/libamaroklib.so.1
#42 0x00007f7464ce3e31 in Amarok::DefaultApplicationController::start() () from /lib64/libamaroklib.so.1
#43 0x00007f7464c12145 in App::continueInit() () from /lib64/libamaroklib.so.1
#44 0x00007f7464c1364c in App::App() () from /lib64/libamaroklib.so.1
#45 0x0000000000408610 in main ()

Possible duplicates by query: bug 354987, bug 352745.

Reported using DrKonqi