Program received signal SIGSEGV, Segmentation fault.
0xb593d647 in WebCore::QNetworkReplyHandler::forwardData () from /usr/lib/libQt5WebKit.so.5
(gdb) bt full
#0  0xb593d647 in WebCore::QNetworkReplyHandler::forwardData () from /usr/lib/libQt5WebKit.so.5
No locals.
#1  0xb593a589 in flush () from /usr/lib/libQt5WebKit.so.5
No locals.
#2  0xb593ca14 in WebCore::QNetworkReplyWrapper::didReceiveReadyRead () from /usr/lib/libQt5WebKit.so.5
No locals.
#3  0xb4626050 in QMetaObject::activate (sender=sender@entry=0x995aaf0, signalOffset=3, local_signal_index=<optimized out>, 
    local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3716
        receiverInSameThread = <optimized out>
        sw = {receiver = 0x996f990, previousSender = 0x0, currentSender = {sender = 0x995aaf0, signal = 3, ref = 0}, 
          switched = true}
        callFunction = 0xb593d450 <WebCore::QNetworkReplyWrapper::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>
        receiver = 0x996f990
        method_relative = <optimized out>
        c = <optimized out>
        locker = <optimized out>
        connectionLists = {connectionLists = 0x996f9d8}
        list = 0x9822a38
        signal_index = <optimized out>
        empty_argv = {0x0}
        currentThreadId = <optimized out>
#4  0xb462666b in QMetaObject::activate (sender=sender@entry=0x995aaf0, m=m@entry=0xb4833698 <QIODevice::staticMetaObject>, 
    local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3582
No locals.
#5  0xb46a76a5 in QIODevice::readyRead (this=0x995aaf0) at .moc/moc_qiodevice.cpp:154
No locals.
#6  0xb4bd4a0a in ?? () from /usr/lib/libQt5Network.so.5
No symbol table info available.
#7  0xb4c5dc7e in ?? () from /usr/lib/libQt5Network.so.5
No symbol table info available.
#8  0xb46236cb in QMetaCallEvent::placeMetaCall (this=0xb051fea0, object=0x995aaf0) at kernel/qobject.cpp:485
        object = 0x995aaf0
        this = 0xb051fea0
#9  0xb4626e45 in QObject::event (this=0x995aaf0, e=0xb051fea0) at kernel/qobject.cpp:1245
        mce = 0xb051fea0
        sw = {receiver = 0x995aaf0, previousSender = 0x0, currentSender = {sender = 0x98f64d8, signal = 9, ref = 1}, 
          switched = true}
#10 0xb74354e4 in QApplicationPrivate::notify_helper (this=this@entry=0x80590b8, receiver=receiver@entry=0x995aaf0, 
    e=e@entry=0xb051fea0) at kernel/qapplication.cpp:3722
        consumed = <optimized out>
#11 0xb743a921 in QApplication::notify (this=0xbfffef90, receiver=0x995aaf0, e=0xb051fea0) at kernel/qapplication.cpp:3505
        w = 0x995aaf0
        extra = <optimized out>
        isProxyWidget = <optimized out>
        res = <optimized out>
#12 0xb45f0b5a in QCoreApplication::notifyInternal (this=0xbfffef90, receiver=receiver@entry=0x995aaf0, 
    event=event@entry=0xb051fea0) at kernel/qcoreapplication.cpp:932
        threadData = 0x8059188
        loopLevelCounter = {threadData = 0x8059188}
        result = false
        cbdata = {0x995aaf0, 0xb051fea0, 0xbfffec30}
        d = <optimized out>
#13 0xb45f2bfb in sendEvent (event=0xb051fea0, receiver=0x995aaf0) at kernel/qcoreapplication.h:228
No locals.
#14 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x8059188)
    at kernel/qcoreapplication.cpp:1536
        e = 0xb051fea0
        pe = <optimized out>
        r = 0x995aaf0
        unlocker = {m = <synthetic pointer>}
        event_deleter = {d = 0xb051fea0}
        locker = {val = 134582692}
        startOffset = 0
        i = @0x805919c: 15
        cleanup = {receiver = 0x0, event_type = 0, data = 0x8059188, exceptionCaught = true}
#15 0xb45f3383 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0)
    at kernel/qcoreapplication.cpp:1394
        data = <optimized out>
#16 0xb4650ffe in postEventSourceDispatch (s=0x80815b8) at kernel/qeventdispatcher_glib.cpp:271
        source = 0x80815b8
#17 0xb3c4a203 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#18 0xb3c4a488 in ?? () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#19 0xb3c4a548 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
No symbol table info available.
#20 0xb46503ad in QEventDispatcherGlib::processEvents (this=0x8070400, flags=...) at kernel/qeventdispatcher_glib.cpp:418
        d = 0x8073260
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#21 0xb10430e6 in ?? () from /usr/lib/qt5/plugins/platforms/libqxcb.so
No symbol table info available.
#22 0xb45ee3d6 in QEventLoop::processEvents (this=this@entry=0xbfffef00, flags=flags@entry=...) at kernel/qeventloop.cpp:128
        d = <optimized out>
#23 0xb45ee814 in QEventLoop::exec (this=this@entry=0xbfffef00, flags=flags@entry=...) at kernel/qeventloop.cpp:204
        locker = {val = 134582816}
        ref = {d = 0x97acfe8, locker = @0xbfffeea0, exceptionCaught = true}
        d = 0x97acfe8
#24 0xb45f67ad in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1185
        threadData = 0x8059188
        eventLoop = {<QObject> = {_vptr.QObject = 0xb4834188 <vtable for QEventLoop+8>, static staticMetaObject = {d = {
                superdata = 0x0, stringdata = 0xb4788280 <qt_meta_stringdata_QObject>, 
                data = 0xb4788160 <qt_meta_data_QObject>, 
                static_metacall = 0xb462f260 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, 
                relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x97acfe8}, static staticQtMetaObject = {d = {
                superdata = 0x0, stringdata = 0xb47946a0 <qt_meta_stringdata_Qt>, data = 0xb4791e20 <qt_meta_data_Qt>, 
                static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {
              superdata = 0xb48326d8 <QObject::staticMetaObject>, stringdata = 0xb47a4820 <qt_meta_stringdata_QEventLoop>, 
              data = 0xb47a47c0 <qt_meta_data_QEventLoop>, 
              static_metacall = 0xb46aaac0 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, 
              relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#25 0xb4d61514 in QGuiApplication::exec() () from /usr/lib/sse2/libQt5Gui.so.5
No symbol table info available.
#26 0xb74316e4 in QApplication::exec () at kernel/qapplication.cpp:2956
No locals.
#27 0x0804c3f1 in main (argc=1, argv=0xbffff174) at main.cpp:189
        __PRETTY_FUNCTION__ = "int main(int, char**)"
        style = {d = 0xb46eeda0 <QArrayData::shared_null>}
        app = {<QtSingleApplication> = {<QApplication> = {<QGuiApplication> = {<No data fields>}, static staticMetaObject = {
                d = {superdata = 0xb51cc6c0 <QGuiApplication::staticMetaObject>, 
                  stringdata = 0xb788e0e0 <qt_meta_stringdata_QApplication>, data = 0xb788df60 <qt_meta_data_QApplication>, 
                  static_metacall = 0xb7437d50 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, 
                  relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {
                superdata = 0xb798a460 <QApplication::staticMetaObject>, 
                stringdata = 0xb7ec61e0 <qt_meta_stringdata_QtSingleApplication>, 
                data = 0xb7ec62a0 <qt_meta_data_QtSingleApplication>, 
                static_metacall = 0xb7e0a374 <QtSingleApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, peer = 0x8083ae0, actWin = 0x0}, static staticMetaObject = {d = {
              superdata = 0xb7f9c4c4 <QtSingleApplication::staticMetaObject>, 
              stringdata = 0xb7ec9de0 <qt_meta_stringdata_MainApplication>, data = 0xb7eca000 <qt_meta_data_MainApplication>, 
              static_metacall = 0xb7e0f168 <MainApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, 
              relatedMetaObjects = 0x0, extradata = 0x0}}, m_isPrivate = false, m_isPortable = false, m_isClosing = false, 
          m_isRestoring = false, m_isStartingAfterCrash = true, m_history = 0x982f470, m_bookmarks = 0x987d6b0, m_autoFill = 
    0x9967ab0, m_cookieJar = 0x96af328, m_plugins = 0x968c680, m_networkCache = 0x96af9d8, m_browsingLibrary = 0x0, 
          m_rssManager = 0x0, m_networkManager = 0x969f068, m_restoreManager = 0x0, m_downloadManager = 0x0, 
          m_userAgentManager = 0x80d3228, m_searchEnginesManager = 0x9874d68, m_html5PermissionsManager = 0x0, 
          m_desktopNotifications = 0x0, m_autoSaver = 0x80866c0, m_proxyStyle = 0x983e578, 
          m_windows = {<QListSpecialMethods<BrowserWindow*>> = {<No data fields>}, {p = {static shared_null = {ref = {
                    atomic = {_q_value = -1}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x983e2a8}, d = 0x983e2a8}}, 
          m_postLaunchActions = {<QListSpecialMethods<MainApplication::PostLaunchAction>> = {<No data fields>}, {p = {
                static shared_null = {ref = {atomic = {_q_value = -1}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, 
                d = 0xb46f0b20 <QListData::shared_null>}, d = 0xb46f0b20 <QListData::shared_null>}}, m_languageFile = {
            static null = {<No data fields>}, d = 0x808a2e8}}