Bug 350344

Application: plasma-desktop (4.11.20)
KDE Platform Version: 4.14.9 (Compiled from sources)
Qt Version: 4.8.6
Operating System: Linux 3.16.7-21-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

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

Configuring the desktop to change the desktop screen background.

-- 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 0x7f1edb33e780 (LWP 2021))]

Thread 4 (Thread 0x7f1eb101d700 (LWP 2024)):
#0  0x00007f1ed9bf905f in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f1ecc4868cb in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7f1ecc784f00 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007f1ecc486909 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007f1ed9bf50a4 in start_thread () from /lib64/libpthread.so.0
#4  0x00007f1ed896208d in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f1e2ab41700 (LWP 2026)):
#0  0x00007f1ed8959c5d in poll () from /lib64/libc.so.6
#1  0x00007f1ed5a6cbe4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1ed5a6ccec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1ed9fba0de in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#4  0x00007f1ed9f8be6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#5  0x00007f1ed9f8c165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#6  0x00007f1ed9e890bf in QThread::exec() () from /usr/lib64/libQtCore.so.4
#7  0x00007f1ed9f6d783 in ?? () from /usr/lib64/libQtCore.so.4
#8  0x00007f1ed9e8b79f in ?? () from /usr/lib64/libQtCore.so.4
#9  0x00007f1ed9bf50a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f1ed896208d in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f1e29c6d700 (LWP 2029)):
#0  0x00007f1ed8959c5d in poll () from /lib64/libc.so.6
#1  0x00007f1ed5a6cbe4 in ?? () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f1ed5a6ccec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f1ed9fba0de in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#4  0x00007f1ed9f8be6f in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#5  0x00007f1ed9f8c165 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#6  0x00007f1ed9e890bf in QThread::exec() () from /usr/lib64/libQtCore.so.4
#7  0x00007f1ed9f6d783 in ?? () from /usr/lib64/libQtCore.so.4
#8  0x00007f1ed9e8b79f in ?? () from /usr/lib64/libQtCore.so.4
#9  0x00007f1ed9bf50a4 in start_thread () from /lib64/libpthread.so.0
#10 0x00007f1ed896208d in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f1edb33e780 (LWP 2021)):
[KCrash Handler]
#5  scopeChain (this=<error reading variable: Cannot access memory at address 0x6c00700000009d>) at ../3rdparty/javascriptcore/JavaScriptCore/interpreter/Register.h:203
#6  scopeChain (this=<error reading variable: Cannot access memory at address 0x6c00700000009d>) at ../3rdparty/javascriptcore/JavaScriptCore/interpreter/CallFrame.h:45
#7  globalData (this=<error reading variable: Cannot access memory at address 0x6c00700000009d>) at ../3rdparty/javascriptcore/JavaScriptCore/interpreter/CallFrame.h:74
#8  jsString (s=..., exec=<error reading variable: Cannot access memory at address 0x6c00700000009d>) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/JSString.h:484
#9  QScriptDeclarativeClass::Value::Value (this=0x7fff2bdeae20, eng=0x4c12b18, value=...) at bridge/qscriptdeclarativeclass.cpp:132
#10 0x00007f1ecbd62e7b in toValue (e=0x4725bf0, this=0x7fff2bdeab10) at qml/qdeclarativeobjectscriptclass.cpp:867
#11 QDeclarativeObjectMethodScriptClass::callMethod (this=this@entry=0x4faf140, object=0x436eca0, index=32, returnType=<optimized out>, argCount=argCount@entry=0, argTypes=argTypes@entry=0x0, ctxt=ctxt@entry=0x7f1e15c8d1e0) at qml/qdeclarativeobjectscriptclass.cpp:988
#12 0x00007f1ecbd639bb in QDeclarativeObjectMethodScriptClass::callPrecise (this=0x4faf140, object=0x436eca0, data=..., ctxt=0x7f1e15c8d1e0) at qml/qdeclarativeobjectscriptclass.cpp:953
#13 0x00007f1ecbd6442b in QDeclarativeObjectMethodScriptClass::call (this=<optimized out>, o=<optimized out>, ctxt=<optimized out>) at qml/qdeclarativeobjectscriptclass.cpp:922
#14 0x00007f1ecc4fd9a4 in QScript::DeclarativeObjectDelegate::call (exec=<optimized out>, callee=<optimized out>, thisValue=..., args=...) at bridge/qscriptdeclarativeobject.cpp:154
#15 0x00007f1ecc3f8cf8 in QTJSC::NativeFuncWrapper::operator() (this=this@entry=0x7fff2bdeaed0, exec=0x7f1e15c8d1e0, jsobj=jsobj@entry=0x7f1eb93e5b40, thisValue=..., argList=...) at ../3rdparty/javascriptcore/JavaScriptCore/runtime/CallData.cpp:46
#16 0x00007f1ecc3d6c90 in QTJSC::cti_op_call_NotJSFunction (args=0x7fff2bdeaf20) at ../3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp:1780
#17 0x00007f1e309da22a in ?? ()
#18 0x0000000000000000 in ?? ()

Reported using DrKonqi