Bug 326496

Application: plasma-desktop (4.10.5)
KDE Platform Version: 4.10.5 (Compiled from sources)
Qt Version: 4.8.4
Operating System: Linux 3.10.7-gentoo x86_64
Distribution: "NAME=Gentoo"

-- Information about the crash:
- What I was doing when the application crashed:
I am not sure what causes this, but it is incredibly annoying.
Possibly a notification from google-chrome?

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma Desktop Shell (plasma-desktop), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f1620bbe7c0 (LWP 10587))]

Thread 3 (Thread 0x7f16004d8700 (LWP 10588)):
#0  pthread_cond_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f1619ec12f2 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f161a1b9e60 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f1619ec1329 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f161cc56ec6 in start_thread (arg=0x7f16004d8700) at pthread_create.c:305
#4  0x00007f16204be8ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 2 (Thread 0x7f156fe60700 (LWP 10589)):
#0  g_main_context_prepare (context=context@entry=0x7f15680009c0, priority=priority@entry=0x7f156fe5fc58) at gmain.c:2838
#1  0x00007f161402220b in g_main_context_iterate (context=context@entry=0x7f15680009c0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3126
#2  0x00007f1614022404 in g_main_context_iteration (context=0x7f15680009c0, may_block=1) at gmain.c:3207
#3  0x00007f161d01cfa6 in QEventDispatcherGlib::processEvents (this=0x7f15680008e0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f161cfec952 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f161cfecba7 in QEventLoop::exec (this=0x7f156fe5fd70, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f161ceea157 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:542
#7  0x00007f161cfcc42f in QInotifyFileSystemWatcherEngine::run (this=0x122af70) at io/qfilesystemwatcher_inotify.cpp:256
#8  0x00007f161ceed1bc in QThreadPrivate::start (arg=0x122af70) at thread/qthread_unix.cpp:338
#9  0x00007f161cc56ec6 in start_thread (arg=0x7f156fe60700) at pthread_create.c:305
#10 0x00007f16204be8ad in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115

Thread 1 (Thread 0x7f1620bbe7c0 (LWP 10587)):
[KCrash Handler]
#6  0x00007f161d00477f in QMetaObject::addGuard (ptr=0x7fff9437c3b0) at kernel/qobject.cpp:400
#7  0x00007f161eca300f in QPointer (p=..., this=0x7fff9437c3b0) at ../../include/QtCore/../../src/corelib/kernel/qpointer.h:62
#8  takeAt (i=1, this=0x1e8ce08) at ../../include/QtCore/../../src/corelib/tools/qlist.h:486
#9  QDeclarativeRepeater::itemsRemoved (this=0x1e8cb50, index=1, count=<optimized out>) at graphicsitems/qdeclarativerepeater.cpp:407
#10 0x00007f161d001c81 in QMetaObject::activate (sender=0x12c24d0, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9437c530) at kernel/qobject.cpp:3539
#11 0x00007f161edecf1f in QDeclarativeVisualModel::itemsRemoved (this=<optimized out>, _t1=1, _t2=1) at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:161
#12 0x00007f161ecb6369 in QDeclarativeVisualDataModel::_q_itemsRemoved (this=0x12c24d0, index=1, count=1) at graphicsitems/qdeclarativevisualitemmodel.cpp:1314
#13 0x00007f161eded551 in QDeclarativeVisualDataModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/release-shared/moc_qdeclarativevisualitemmodel_p.cpp:401
#14 0x00007f161d001c81 in QMetaObject::activate (sender=0x1ba9710, m=<optimized out>, local_signal_index=<optimized out>, argv=0x7fff9437c760) at kernel/qobject.cpp:3539
#15 0x00007f161ede122f in QListModelInterface::itemsRemoved (this=<optimized out>, _t1=1, _t2=1) at .moc/release-shared/moc_qlistmodelinterface_p.cpp:114
#16 0x00007f161ec22acf in QDeclarativeListModel::remove (this=0x1ba9710, index=1) at util/qdeclarativelistmodel.cpp:402
#17 0x00007f161eddfe4b in QDeclarativeListModel::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/release-shared/moc_qdeclarativelistmodel_p.cpp:76
#18 0x00007f161eddff5f in QDeclarativeListModel::qt_metacall (this=0x1ba9710, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0x7fff9437ca00) at .moc/release-shared/moc_qdeclarativelistmodel_p.cpp:123
#19 0x00007f161ed89ecb in QDeclarativeObjectMethodScriptClass::callMethod (this=0x16d1c00, object=0x1ba9710, index=10, returnType=<optimized out>, argCount=1, argTypes=0x7fff9437cc10, ctxt=0x7f156d3bb2a8) at qml/qdeclarativeobjectscriptclass.cpp:970
#20 0x00007f161ed8bb02 in QDeclarativeObjectMethodScriptClass::callPrecise (this=0x16d1c00, object=0x1ba9710, data=..., ctxt=0x7f156d3bb2a8) at qml/qdeclarativeobjectscriptclass.cpp:944
#21 0x00007f161ed8c58b in QDeclarativeObjectMethodScriptClass::call (this=<optimized out>, o=<optimized out>, ctxt=<optimized out>) at qml/qdeclarativeobjectscriptclass.cpp:917
#22 0x00007f1619f38b59 in QScript::DeclarativeObjectDelegate::call (exec=<optimized out>, callee=0x7f15ff247a00, thisValue=..., args=...) at bridge/qscriptdeclarativeobject.cpp:154
#23 0x00007f1619e3aa60 in QTJSC::NativeFuncWrapper::operator() (this=0x7fff9437ce10, exec=0x7f156d3bb2a8, jsobj=0x7f15ff247a00, thisValue=..., argList=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:46
#24 0x00007f1619e11ce6 in QTJSC::cti_op_call_NotJSFunction (args=0x7fff9437ce60) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp:1780
#25 0x00007f1578140138 in ?? ()
#26 0x0000000000000000 in ?? ()

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

Possible duplicates by query: bug 326122, bug 326022, bug 325438, bug 323583, bug 323558.

Reported using DrKonqi