Bug 17595

In current cauldron with plasma 5.5.3:


KCrash: Application 'amarok' crashing...
KCrash: Attempting to start /usr/lib64/kde4/libexec/drkonqi from kdeinit
KCrash: Connect sock_file=/home/akien/.kde4/socket-localhost.localdomain/kdeinit4__0
unnamed app(7774): Communication problem with  "amarok" , it probably crashed. 
Error message was:  "org.freedesktop.DBus.Error.NoReply" : " "Message recipient disconnected from message bus without replying" "

Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
84	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[KCrash Handler]
#6  0x00007ffff4b4eed0 in __memcpy_sse2_unaligned () at ../sysdeps/x86_64/multiarch/memcpy-sse2-unaligned.S:158
#7  0x00007ffff526576b in QByteArray::append(char const*) (__len=8, __src=0x7fffcb3451a0 <qt_meta_stringdata_QWidget+2304>, __dest=<optimized out>) at /usr/include/bits/string3.h:53
#8  0x00007ffff526576b in QByteArray::append(char const*) (this=this@entry=0x7fffffffbe10, str=str@entry=0x7fffcb3451a0 <qt_meta_stringdata_QWidget+2304> "QWidget") at tools/qbytearray.cpp:1651
#9  0x00007fffcb0174f0 in QMetaTypeIdQObject<QWidget*, 8>::qt_metatype_id() () at ../../src/corelib/kernel/qmetatype.h:1775
#10 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) () at ../../src/corelib/kernel/qmetatype.h:1596
#11 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) () at ../../src/corelib/kernel/qmetatype.h:1738
#12 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) () at ../../src/corelib/kernel/qmetatype.h:1744
#13 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) () at kernel/qwidgetsvariant.cpp:150
#14 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) (this=<optimized out>) at kernel/qwidgetsvariant.cpp:154
#15 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) (__priority=65535, __initialize_p=1) at kernel/qwidgetsvariant.cpp:154
#16 0x00007fffcafb63f7 in _GLOBAL__sub_I_qwidgetsvariant.cpp(void) () at kernel/qwidgetsvariant.cpp:154
#17 0x00007ffff7dec0ca in call_init (l=<optimized out>, argc=argc@entry=1, argv=argv@entry=0x7fffffffdad8, env=env@entry=0x7fffffffdae8) at dl-init.c:72
#18 0x00007ffff7dec1db in _dl_init (env=0x7fffffffdae8, argv=0x7fffffffdad8, argc=1, l=<optimized out>) at dl-init.c:30
#19 0x00007ffff7dec1db in _dl_init (main_map=main_map@entry=0xa3ca00, argc=1, argv=0x7fffffffdad8, env=0x7fffffffdae8) at dl-init.c:120
#20 0x00007ffff7df0272 in dl_open_worker (a=a@entry=0x7fffffffc108) at dl-open.c:564
#21 0x00007ffff7debf74 in _dl_catch_error (objname=objname@entry=0x7fffffffc0f8, errstring=errstring@entry=0x7fffffffc100, mallocedp=mallocedp@entry=0x7fffffffc0f7, operate=operate@entry=0x7ffff7defdc0 <dl_open_worker>, args=args@entry=0x7fffffffc108) at dl-error.c:187
#22 0x00007ffff7def9b1 in _dl_open (file=0xa4ea30 "/usr/lib64/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=0x7fffd0ee8f1f <module_Load+31>, nsid=-2, argc=1, argv=<optimized out>, env=0x7fffffffdae8) at dl-open.c:649
#23 0x00007fffeeaa5fc9 in dlopen_doit (a=a@entry=0x7fffffffc320) at dlopen.c:66
#24 0x00007ffff7debf74 in _dl_catch_error (objname=0x706570, errstring=0x706578, mallocedp=0x706568, operate=0x7fffeeaa5f70 <dlopen_doit>, args=0x7fffffffc320) at dl-error.c:187
#25 0x00007fffeeaa6631 in _dlerror_run (operate=operate@entry=0x7fffeeaa5f70 <dlopen_doit>, args=args@entry=0x7fffffffc320) at dlerror.c:163
#26 0x00007fffeeaa6061 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#27 0x00007fffd0ee8f1f in module_Load () at /lib64/libvlccore.so.8
#28 0x00007fffd0ecd94d in module_InitDynamic () at /lib64/libvlccore.so.8
#29 0x00007fffd0ecdc48 in AllocatePluginDir () at /lib64/libvlccore.so.8
#30 0x00007fffd0ecdb94 in AllocatePluginDir () at /lib64/libvlccore.so.8
#31 0x00007fffd0ece0f4 in AllocatePluginPath () at /lib64/libvlccore.so.8
#32 0x00007fffd0ece6ba in module_LoadPlugins () at /lib64/libvlccore.so.8
#33 0x00007fffd0e56e3a in libvlc_InternalInit () at /lib64/libvlccore.so.8
#34 0x00007fffd0c28e0e in libvlc_new () at /lib64/libvlc.so.5
#35 0x00007fffd11af675 in LibVLC::init() () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#36 0x00007fffd1195448 in Phonon::VLC::Backend::Backend(QObject*, QList<QVariant> const&) () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#37 0x00007fffd1195fc3 in qt_plugin_instance () at /usr/lib64/kde4/plugins/phonon_backend/phonon_vlc.so
#38 0x00007ffff534ca6b in QPluginLoader::instance() (this=0x7fffffffcd10) at plugin/qpluginloader.cpp:204
#39 0x00007fffd18a8701 in Phonon::KdePlatformPlugin::createBackend(KSharedPtr<KService>) () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#40 0x00007fffd18a8e7b in Phonon::KdePlatformPlugin::createBackend() () at /usr/lib64/kde4/plugins/phonon_platform/kde.so
#41 0x00007ffff45cba5e in Phonon::FactoryPrivate::createBackend() (this=this@entry=0x7d98b0) at /usr/src/debug/phonon-4.8.3/phonon/factory.cpp:252
#42 0x00007ffff45cc1a8 in Phonon::Factory::backend(bool) (createWhenNull=createWhenNull@entry=true) at /usr/src/debug/phonon-4.8.3/phonon/factory.cpp:576
#43 0x00007ffff45cc882 in Phonon::Factory::createAudioOutput(QObject*) (parent=0x7d86f0) at /usr/src/debug/phonon-4.8.3/phonon/factory.cpp:470
#44 0x00007ffff45c4f69 in Phonon::AudioOutputPrivate::createBackendObject() (this=0x67bc40) at /usr/src/debug/phonon-4.8.3/phonon/audiooutput.cpp:133
#45 0x00007ffff45c2271 in Phonon::AudioOutputPrivate::init(Phonon::Category) (this=0x67bc40, c=Phonon::MusicCategory) at /usr/src/debug/phonon-4.8.3/phonon/audiooutput.cpp:100
#46 0x00007ffff795dba7 in EngineController::initializePhonon() (this=0x81a910) at /usr/src/debug/amarok-2.8.90/src/EngineController.cpp:144
#47 0x00007ffff79647d5 in EngineController::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=0x81a910, _id=<optimized out>, _a=0x7fffffffd1d0, _c=<optimized out>) at /usr/src/debug/amarok-2.8.90/build/src/EngineController.moc:196
#48 0x00007ffff5370a91 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const (this=this@entry=0x7fffffffd330, object=object@entry=0x81a910, connectionType=connectionType@entry=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#49 0x00007ffff5372e6e in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) (obj=obj@entry=0x81a910, member=member@entry=0x7ffff7accde4 "initializePhonon", type=type@entry=Qt::DirectConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#50 0x00007ffff7a28e4f in Amarok::DefaultApplicationController::initEngineController() (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::DirectConnection, member=0x7ffff7accde4 "initializePhonon", obj=0x81a910) at /usr/include/QtCore/qobjectdefs.h:418
#51 0x00007ffff7a28e4f in Amarok::DefaultApplicationController::initEngineController() (this=this@entry=0x7d9490) at /usr/src/debug/amarok-2.8.90/src/statemanagement/DefaultApplicationController.cpp:89
#52 0x00007ffff7a28eb1 in Amarok::DefaultApplicationController::start() (this=0x7d9490) at /usr/src/debug/amarok-2.8.90/src/statemanagement/DefaultApplicationController.cpp:48
#53 0x00007ffff79571d5 in App::continueInit() (this=this@entry=0x7fffffffd960) at /usr/src/debug/amarok-2.8.90/src/App.cpp:438
#54 0x00007ffff79586dc in App::App() (this=0x7fffffffd960) at /usr/src/debug/amarok-2.8.90/src/App.cpp:173
#55 0x0000000000408610 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/amarok-2.8.90/src/main.cpp:327


Reproducible: 

Steps to Reproduce: