Bug 319910

Application: plasma-desktop (4.10.3)
KDE Platform Version: 4.10.3
Qt Version: 4.8.4
Operating System: Linux 3.9.2 x86_64
Distribution: "NAME=Gentoo"

-- Information about the crash:
- What I was doing when the application crashed:

browsing (chrome) and generic fiddling with consoles (vim, less...)

The crash can be reproduced sometimes.

-- Backtrace:
Application: Shell del desktop di Plasma (kdeinit4), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4e85c5e780 (LWP 16360))]

Thread 3 (Thread 0x7f4e63fa2700 (LWP 16363)):
#0  0x00007f4e8451dcfc in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e7741c5d7 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f4e77729660 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f4e7741c609 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f4e84519f3b in start_thread () from /lib64/libpthread.so.0
#4  0x00007f4e832c032d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f4ddfe9d700 (LWP 16364)):
#0  0x00007f4e832ccb4f in ?? () from /lib64/libc.so.6
#1  0x00007f4e832b6692 in poll () from /lib64/libc.so.6
#2  0x00007f4e7ffaa6b6 in ?? () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e7ffaa7e4 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f4e848d9976 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#5  0x00007f4e848aa49f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#6  0x00007f4e848aa728 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f4e847ad320 in QThread::exec() () from /usr/lib64/qt4/libQtCore.so.4
#8  0x00007f4e8488c20f in QInotifyFileSystemWatcherEngine::run() () from /usr/lib64/qt4/libQtCore.so.4
#9  0x00007f4e847afa9c in QThreadPrivate::start(void*) () from /usr/lib64/qt4/libQtCore.so.4
#10 0x00007f4e84519f3b in start_thread () from /lib64/libpthread.so.0
#11 0x00007f4e832c032d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f4e85c5e780 (LWP 16360)):
[KCrash Handler]
#6  0x00007f4e848bedde in QMetaObject::addGuard(QObject**) () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f4e76c2098f in QPointer (p=..., this=0x7fffbd8e2db0) at ../../include/QtCore/../../src/corelib/kernel/qpointer.h:62
#8  takeAt (i=2, this=0x3784918) at ../../include/QtCore/../../src/corelib/tools/qlist.h:486
#9  QDeclarativeRepeater::itemsRemoved (this=0x3784660, index=2, count=<optimized out>) at graphicsitems/qdeclarativerepeater.cpp:407
#10 0x00007f4e848bfa24 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#11 0x00007f4e76d666df in QDeclarativeVisualModel::itemsRemoved (this=this@entry=0x2925b50, _t1=_t1@entry=2, _t2=_t2@entry=1) at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:161
#12 0x00007f4e76c3780c in QDeclarativeVisualDataModel::_q_itemsRemoved (this=0x2925b50, index=2, count=1) at graphicsitems/qdeclarativevisualitemmodel.cpp:1314
#13 0x00007f4e76d66b31 in QDeclarativeVisualDataModel::qt_static_metacall (_o=0x7fffbd8e2db0, _c=QMetaObject::WriteProperty, _id=28960704, _a=0x1) at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:401
#14 0x00007f4e848bfa24 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/qt4/libQtCore.so.4
#15 0x00007f4e76d5b21f in QListModelInterface::itemsRemoved (this=this@entry=0x31aa450, _t1=_t1@entry=2, _t2=_t2@entry=1) at .moc/release-shared/moc_qlistmodelinterface_p.cpp:114
#16 0x00007f4e76ba20ff in QDeclarativeListModel::remove (this=0x31aa450, index=2) at util/qdeclarativelistmodel.cpp:402
#17 0x00007f4e76d59d8b in QDeclarativeListModel::qt_static_metacall (_o=0x7fffbd8e2db0, _o@entry=0x31aa450, _c=QMetaObject::WriteProperty, _c@entry=QMetaObject::InvokeMetaMethod, _id=28960704, _id@entry=2, _a=0x1, _a@entry=0x7fffbd8e3440) at .moc/release-shared/moc_qdeclarativelistmodel_p.cpp:76
#18 0x00007f4e76d59eef in QDeclarativeListModel::qt_metacall (this=0x31aa450, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fffbd8e3440) at .moc/release-shared/moc_qdeclarativelistmodel_p.cpp:123
#19 0x00007f4e76d045b8 in QDeclarativeObjectMethodScriptClass::callMethod (this=this@entry=0x2cbac00, object=object@entry=0x31aa450, index=10, returnType=<optimized out>, argCount=<optimized out>, argTypes=0x7fffbd8e3710, ctxt=ctxt@entry=0x7f4ddc4c02a8) at qml/qdeclarativeobjectscriptclass.cpp:970
#20 0x00007f4e76d061d8 in QDeclarativeObjectMethodScriptClass::callPrecise (this=0x2cbac00, object=0x31aa450, data=..., ctxt=0x7f4ddc4c02a8) at qml/qdeclarativeobjectscriptclass.cpp:944
#21 0x00007f4e76d06b3b in QDeclarativeObjectMethodScriptClass::call (this=<optimized out>, o=<optimized out>, ctxt=<optimized out>) at qml/qdeclarativeobjectscriptclass.cpp:917
#22 0x00007f4e77492ae3 in QScript::DeclarativeObjectDelegate::call (exec=<optimized out>, callee=0x7f4dd63b3200, thisValue=..., args=...) at bridge/qscriptdeclarativeobject.cpp:154
#23 0x00007f4e7738ef40 in QTJSC::NativeFuncWrapper::operator() (this=this@entry=0x7fffbd8e3870, exec=0x7f4ddc4c02a8, jsobj=jsobj@entry=0x7f4dd63b3200, thisValue=..., argList=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:46
#24 0x00007f4e7736bfba in QTJSC::cti_op_call_NotJSFunction (args=0x7fffbd8e38c0) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp:1780
#25 0x00007f4de3811938 in ?? ()
#26 0x0000000000000000 in ?? ()

This bug may be a duplicate of or related to bug 311871.

Possible duplicates by query: bug 319831, bug 319691, bug 319586, bug 319498, bug 319228.

Reported using DrKonqi