Application: amarok (2.8.0)
KDE Platform Version: 4.14.13
Qt Version: 4.8.7
Operating System: Linux 4.2.0-1-amd64 x86_64
Distribution: Debian GNU/Linux testing (stretch)

-- Information about the crash:
Amarok segfaults on start.
Distributor ID: Debian                                                                   
Description:    Debian GNU/Linux testing (stretch)                                       
Release:        testing                                                                  
Codename:       stretch

The crash can be reproduced every time.

-- Backtrace:
Application: Amarok (amarok), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  __memcpy_sse2_unaligned () at ../sysdeps/x86_64/multiarch/memcpy-sse2-unaligned.S:158
#7  0x00007fa58789fd1b in memcpy (__len=8, __src=0x7fa55e7e2a80, __dest=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/string3.h:51
#8  QByteArray::append (this=0x7ffd04b076e0, str=0x7fa55e7e2a80 "QWidget") at tools/qbytearray.cpp:1651
#9  0x00007fa55e482166 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007fa55e41c857 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007fa58a4a8a0a in call_init (l=<optimized out>, argc=argc@entry=1, argv=argv@entry=0x7ffd04b09528, env=env@entry=0x1e98bf0) at dl-init.c:78
#12 0x00007fa58a4a8af3 in call_init (env=0x1e98bf0, argv=0x7ffd04b09528, argc=1, l=<optimized out>) at dl-init.c:36
#13 _dl_init (main_map=main_map@entry=0x1fbaf90, argc=1, argv=0x7ffd04b09528, env=0x1e98bf0) at dl-init.c:126
#14 0x00007fa58a4acc58 in dl_open_worker (a=a@entry=0x7ffd04b079d8) at dl-open.c:577
#15 0x00007fa58a4a88c4 in _dl_catch_error (objname=objname@entry=0x7ffd04b079c8, errstring=errstring@entry=0x7ffd04b079d0, mallocedp=mallocedp@entry=0x7ffd04b079c7, operate=operate@entry=0x7fa58a4ac980 <dl_open_worker>, args=args@entry=0x7ffd04b079d8) at dl-error.c:187
#16 0x00007fa58a4ac44b in _dl_open (file=0x1fbbdb0 "/usr/lib/vlc/plugins/gui/libqt4_plugin.so", mode=-2147483647, caller_dlopen=<optimized out>, nsid=-2, argc=1, argv=0x7ffd04b09528, env=0x1e98bf0) at dl-open.c:661
#17 0x00007fa58159002b in dlopen_doit (a=a@entry=0x7ffd04b07bf0) at dlopen.c:66
#18 0x00007fa58a4a88c4 in _dl_catch_error (objname=0x1d89820, errstring=0x1d89828, mallocedp=0x1d89818, operate=0x7fa58158ffd0 <dlopen_doit>, args=0x7ffd04b07bf0) at dl-error.c:187
#19 0x00007fa5815905dd in _dlerror_run (operate=operate@entry=0x7fa58158ffd0 <dlopen_doit>, args=args@entry=0x7ffd04b07bf0) at dlerror.c:163
#20 0x00007fa5815900c1 in __dlopen (file=<optimized out>, mode=<optimized out>) at dlopen.c:87
#21 0x00007fa5637f47af in ?? () from /usr/lib/libvlccore.so.8
#22 0x00007fa5637d88ab in ?? () from /usr/lib/libvlccore.so.8
#23 0x00007fa5637d8bd8 in ?? () from /usr/lib/libvlccore.so.8
#24 0x00007fa5637d8b34 in ?? () from /usr/lib/libvlccore.so.8
#25 0x00007fa5637d90b4 in ?? () from /usr/lib/libvlccore.so.8
#26 0x00007fa5637d96aa in ?? () from /usr/lib/libvlccore.so.8
#27 0x00007fa56375f71d in libvlc_InternalInit () from /usr/lib/libvlccore.so.8
#28 0x00007fa563530a8b in libvlc_new () from /usr/lib/libvlc.so.5
#29 0x00007fa563aadf6b in LibVLC::init () at ../../src/utils/libvlc.cpp:117
#30 0x00007fa563a8f4d3 in Phonon::VLC::Backend::Backend (this=0x1f160d0, parent=<optimized out>) at ../../src/backend.cpp:90
#31 0x00007fa563a90193 in qt_plugin_instance () at ../../src/backend.cpp:56
#32 0x00007fa58798fb8b in QPluginLoader::instance (this=0x7ffd04b08630) at plugin/qpluginloader.cpp:204
#33 0x00007fa5641a1941 in ?? () from /usr/lib/kde4/plugins/phonon_platform/kde.so
#34 0x00007fa5641a20df in ?? () from /usr/lib/kde4/plugins/phonon_platform/kde.so
#35 0x00007fa586c01e06 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#36 0x00007fa586c03258 in Phonon::Factory::backend(bool) () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#37 0x00007fa586c039a2 in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#38 0x00007fa586bf703f in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#39 0x00007fa586bf452f in ?? () from /usr/lib/x86_64-linux-gnu/libphonon.so.4
#40 0x00007fa58a0181ec in EngineController::initializePhonon (this=0x1eca1e0) at ../../src/EngineController.cpp:148
#41 0x00007fa58a01f255 in EngineController::qt_static_metacall (_o=0x1eca1e0, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at ./EngineController.moc:198
#42 0x00007fa5879b5844 in QMetaMethod::invoke (this=this@entry=0x7ffd04b08d80, object=object@entry=0x1eca1e0, connectionType=connectionType@entry=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#43 0x00007fa5879b7e7e in QMetaObject::invokeMethod (obj=obj@entry=0x1eca1e0, member=member@entry=0x7fa58a194424 "initializePhonon", type=type@entry=Qt::DirectConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#44 0x00007fa58a0f270f in QMetaObject::invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::DirectConnection, member=0x7fa58a194424 "initializePhonon", obj=0x1eca1e0) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#45 Amarok::DefaultApplicationController::initEngineController (this=this@entry=0x1eaffb0) at ../../src/statemanagement/DefaultApplicationController.cpp:89
#46 0x00007fa58a0f2771 in Amarok::DefaultApplicationController::start (this=0x1eaffb0) at ../../src/statemanagement/DefaultApplicationController.cpp:48
#47 0x00007fa58a010c85 in App::continueInit (this=this@entry=0x7ffd04b093c0) at ../../src/App.cpp:433
#48 0x00007fa58a011f1c in App::App (this=0x7ffd04b093c0) at ../../src/App.cpp:175
#49 0x0000000000408670 in main (argc=<optimized out>, argv=<optimized out>) at ../../src/main.cpp:327

Possible duplicates by query: bug 352745.

Reported using DrKonqi