Bug 326936

Application: konqueror (4.11.2)
KDE Platform Version: 4.11.2
Qt Version: 4.8.5
Operating System: Linux 3.11.6-200.fc19.i686 i686
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed: Just viewing an email. I wasn't deleting it or moving it but had had it open for 5 or 10 seconds when this crash occurred.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb756ba00 (LWP 1802))]

Thread 4 (Thread 0xb5e6fb40 (LWP 1803)):
#0  0xb77ca424 in __kernel_vsyscall ()
#1  0x4a3d633c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x442388b4 in WTF::TCMalloc_PageHeap::scavengerThread() () from /lib/libQtWebKit.so.4
#3  0x44238900 in WTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /lib/libQtWebKit.so.4
#4  0x4a3d29da in start_thread () from /lib/libpthread.so.0
#5  0x4a2fbc0e in clone () from /lib/libc.so.6

Thread 3 (Thread 0xb4debb40 (LWP 1804)):
#0  0x4a3d4a1d in pthread_mutex_lock () from /lib/libpthread.so.0
#1  0x4a6f02c1 in g_mutex_lock () from /lib/libglib-2.0.so.0
#2  0x4a6abe2b in g_main_context_check () from /lib/libglib-2.0.so.0
#3  0x4a6ac3ba in g_main_context_iterate.isra.21 () from /lib/libglib-2.0.so.0
#4  0x4a6ac569 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x479e9b7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#6  0x479b8444 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#7  0x479b8781 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#8  0x478a3a9d in QThread::exec() () from /lib/libQtCore.so.4
#9  0x478a3bfc in QThread::run() () from /lib/libQtCore.so.4
#10 0x478a6450 in QThreadPrivate::start(void*) () from /lib/libQtCore.so.4
#11 0x4a3d29da in start_thread () from /lib/libpthread.so.0
#12 0x4a2fbc0e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xb3e3db40 (LWP 1809)):
#0  0xb77ca424 in __kernel_vsyscall ()
#1  0x4a3d6724 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0
#2  0x44268523 in WTF::ThreadCondition::timedWait(WTF::Mutex&, double) () from /lib/libQtWebKit.so.4
#3  0x43f46e85 in JSC::BlockAllocator::blockFreeingThreadMain() () from /lib/libQtWebKit.so.4
#4  0x4424e8c9 in WTF::threadEntryPoint(void*) () from /lib/libQtWebKit.so.4
#5  0x44267d9a in WTF::wtfThreadEntryPoint(void*) () from /lib/libQtWebKit.so.4
#6  0x4a3d29da in start_thread () from /lib/libpthread.so.0
#7  0x4a2fbc0e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb756ba00 (LWP 1802)):
[KCrash Handler]
#6  0x478eb459 in QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*) () from /lib/libQtCore.so.4
#7  0x47b9cb32 in QNetworkRequest::setOriginatingObject(QObject*) () from /lib/libQtNetwork.so.4
#8  0x435c46d2 in WebCore::ResourceRequest::toNetworkRequest(WebCore::NetworkingContext*) const () from /lib/libQtWebKit.so.4
#9  0x435cb3f4 in WebCore::QNetworkReplyHandler::redirect(WebCore::ResourceResponse&, QUrl const&) () from /lib/libQtWebKit.so.4
#10 0x435cc230 in WebCore::QNetworkReplyHandler::sendResponseIfNeeded() () from /lib/libQtWebKit.so.4
#11 0x435c9e38 in WebCore::QNetworkReplyHandlerCallQueue::flush() [clone .part.55] () from /lib/libQtWebKit.so.4
#12 0x435ca951 in WebCore::QNetworkReplyWrapper::receiveMetaData() () from /lib/libQtWebKit.so.4
#13 0x479cec1b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /lib/libQtCore.so.4
#14 0x47c1d616 in QNetworkReply::finished() () from /lib/libQtNetwork.so.4
#15 0x47c1d840 in QNetworkReply::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.0] () from /lib/libQtNetwork.so.4
#16 0x479c2354 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const () from /lib/libQtCore.so.4
#17 0x479c4984 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /lib/libQtCore.so.4
#18 0x4992b229 in KDEPrivate::AccessManagerReply::emitFinished(bool, Qt::ConnectionType) () from /lib/libkio.so.5
#19 0x4992d217 in KDEPrivate::AccessManagerReply::slotResult(KJob*) () from /lib/libkio.so.5
#20 0x4992dc79 in KDEPrivate::AccessManagerReply::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.11] () from /lib/libkio.so.5
#21 0x479cec1b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /lib/libQtCore.so.4
#22 0x47d8b916 in KJob::result(KJob*) () from /lib/libkdecore.so.5
#23 0x47d8b963 in KJob::emitResult() () from /lib/libkdecore.so.5
#24 0x4996e957 in KIO::SimpleJob::slotFinished() () from /lib/libkio.so.5
#25 0x4996fd57 in KIO::TransferJob::slotFinished() () from /lib/libkio.so.5
#26 0x49970908 in KIO::TransferJob::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) [clone .part.72] () from /lib/libkio.so.5
#27 0x479cec1b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /lib/libQtCore.so.4
#28 0x49a1cd16 in KIO::SlaveInterface::finished() () from /lib/libkio.so.5
#29 0x49a1e785 in KIO::SlaveInterface::dispatch(int, QByteArray const&) () from /lib/libkio.so.5
#30 0x49a1badf in KIO::SlaveInterface::dispatch() () from /lib/libkio.so.5
#31 0x49a0ee70 in KIO::Slave::gotInput() () from /lib/libkio.so.5
#32 0x49a0f024 in KIO::Slave::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /lib/libkio.so.5
#33 0x479cec1b in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /lib/libQtCore.so.4
#34 0x49935586 in KIO::Connection::readyRead() () from /lib/libkio.so.5
#35 0x49935d38 in KIO::ConnectionPrivate::dequeue() [clone .part.11] () from /lib/libkio.so.5
#36 0x479cb32b in QMetaCallEvent::placeMetaCall(QObject*) () from /lib/libQtCore.so.4
#37 0x479d330b in QObject::event(QEvent*) () from /lib/libQtCore.so.4
#38 0x48f12174 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/libQtGui.so.4
#39 0x48f18c89 in QApplication::notify(QObject*, QEvent*) () from /lib/libQtGui.so.4
#40 0x4878bf35 in KApplication::notify(QObject*, QEvent*) () from /lib/libkdeui.so.5
#41 0x479b9a3a in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /lib/libQtCore.so.4
#42 0x479bcd55 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib/libQtCore.so.4
#43 0x479bd27d in QCoreApplication::sendPostedEvents(QObject*, int) () from /lib/libQtCore.so.4
#44 0x479ea38f in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib/libQtCore.so.4
#45 0x4a6ac0f6 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#46 0x4a6ac4a8 in g_main_context_iterate.isra.21 () from /lib/libglib-2.0.so.0
#47 0x4a6ac569 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#48 0x479e9b60 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#49 0x48fc327f in QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtGui.so.4
#50 0x479b8444 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#51 0x479b8781 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/libQtCore.so.4
#52 0x479be21f in QCoreApplication::exec() () from /lib/libQtCore.so.4
#53 0x48f105c5 in QApplication::exec() () from /lib/libQtGui.so.4
#54 0x473ffb9a in kdemain () from /lib/libkdeinit4_konqueror.so
#55 0x0804872c in main ()

Possible duplicates by query: bug 325823, bug 325148, bug 325146, bug 323266, bug 323033.

Reported using DrKonqi