Application: amarok (2.8.0)
KDE Platform Version: 4.12.95
Qt Version: 4.8.6
Operating System: Linux 3.13.0-19-generic x86_64
Distribution: Ubuntu Trusty Tahr (development branch)

-- Information about the crash:
- What I was doing when the application crashed:
Browsing the web
- Unusual behavior I noticed:
I've got an error during kde startup with baloo_file, this app explode several times during startup

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".
[Current thread is 1 (Thread 0x7f30217737c0 (LWP 25208))]

Thread 2 (Thread 0x7f2ffe296700 (LWP 25210)):
#0  0x00007f301e4c1fbd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f30162b3031 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f30162a483c in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f30162a4ece in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f30162a4f80 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f30162b2fe3 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f3011363f08 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-4.0.so
#7  0x00007f301a7b0182 in start_thread (arg=0x7f2ffe296700) at pthread_create.c:312
#8  0x00007f301e4cf30d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111

Thread 1 (Thread 0x7f30217737c0 (LWP 25208)):
[KCrash Handler]
#6  pad_compare_name (pad1=0x0, name=0x7f30037c2e72 "sink") at gstelement.c:933
#7  0x00007f301914f401 in g_list_find_custom () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f301012e808 in gst_element_get_static_pad (element=0x1bc3020, name=0x7f30037c2e72 "sink") at gstelement.c:963
#9  0x00007f30037a1487 in Phonon::Gstreamer::MediaNode::addOutput (this=this@entry=0x1dd32e0, output=0x1ba18d8, tee=tee@entry=0x1b86d20) at ../../gstreamer/medianode.cpp:269
#10 0x00007f30037a1756 in Phonon::Gstreamer::MediaNode::linkMediaNodeList (this=this@entry=0x1dd32e0, list=..., bin=<optimized out>, tee=tee@entry=0x1b86d20, src=src@entry=0x1db85f0) at ../../gstreamer/medianode.cpp:310
#11 0x00007f30037a183e in Phonon::Gstreamer::MediaNode::link (this=0x1dd32e0) at ../../gstreamer/medianode.cpp:322
#12 0x00007f30037a1901 in Phonon::Gstreamer::MediaNode::buildGraph (this=0x1dd32e0) at ../../gstreamer/medianode.cpp:90
#13 0x00007f30037a2432 in Phonon::Gstreamer::MediaNode::connectNode (this=this@entry=0x1dd32e0, obj=obj@entry=0x1ba18c0) at ../../gstreamer/medianode.cpp:178
#14 0x00007f3003797e53 in Phonon::Gstreamer::Backend::connectNodes (this=<optimized out>, source=0x1dd32c0, sink=0x1ba18c0) at ../../gstreamer/backend.cpp:428
#15 0x00007f301b5e1a1d in Phonon::PathPrivate::executeTransaction (this=<optimized out>, disconnections=..., connections=...) at ../../phonon/path.cpp:330
#16 0x00007f301b5e219d in Phonon::Path::reconnect (this=this@entry=0x7fff884195b0, source=source@entry=0x17c7480, sink=sink@entry=0x1967030) at ../../phonon/path.cpp:195
#17 0x00007f301b5e2b7d in Phonon::createPath (source=0x17c7480, sink=0x1967030) at ../../phonon/path.cpp:434
#18 0x00007f3020870121 in EngineController::initializePhonon (this=0x197dd60) at ../../src/EngineController.cpp:153
#19 0x00007f30208766a5 in EngineController::qt_static_metacall (_o=0x197dd60, _id=58470002, _a=0x7f301012c910 <pad_compare_name>, _c=<optimized out>) at ./EngineController.moc:196
#20 0x00007f301ec23908 in QMetaMethod::invoke (this=this@entry=0x7fff88419980, object=object@entry=0x197dd60, connectionType=connectionType@entry=Qt::DirectConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1664
#21 0x00007f301ec25dc2 in QMetaObject::invokeMethod (obj=obj@entry=0x197dd60, member=member@entry=0x7f30209cba61 "initializePhonon", type=type@entry=Qt::DirectConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1179
#22 0x00007f302093688d in invokeMethod (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., type=Qt::DirectConnection, member=0x7f30209cba61 "initializePhonon", obj=0x197dd60) at /usr/include/qt4/QtCore/qobjectdefs.h:418
#23 Amarok::DefaultApplicationController::initEngineController (this=this@entry=0x1987330) at ../../src/statemanagement/DefaultApplicationController.cpp:89
#24 0x00007f30209368f1 in Amarok::DefaultApplicationController::start (this=0x1987330) at ../../src/statemanagement/DefaultApplicationController.cpp:48
#25 0x00007f30208690bd in App::continueInit (this=this@entry=0x7fff88419fc0) at ../../src/App.cpp:433
#26 0x00007f302086a216 in App::App (this=0x7fff88419fc0) at ../../src/App.cpp:175
#27 0x0000000000408387 in main (argc=<optimized out>, argv=0x7fff8841a128) at ../../src/main.cpp:327

Reported using DrKonqi