[Webkit-unassigned] [Bug 109785] New: [QT] Crash in QWebView::paintEvent()

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Feb 13 22:53:52 PST 2013 

https://bugs.webkit.org/show_bug.cgi?id=109785

           Summary: [QT] Crash in QWebView::paintEvent()
           Product: WebKit
           Version: 525.x (Safari 3.2)
          Platform: Unspecified
               URL: https://bugreports.qt-project.org/browse/QTBUG-29484
        OS/Version: Windows 7
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: WebKit Qt
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: kvodinskiy at mail.ru


have crash in paintEvent handler (output message: Access violation reading location 0x00000055): 
>	Qt5Guid.dll!QPainter::save() Line 1577 + 0x24 bytes	C++
Qt5WebKitd.dll!WebCore::GraphicsContext::savePlatformState() Line 349    C++
Qt5WebKitd.dll!WebCore::GraphicsContext::save() Line 103    C++
Qt5WebKitd.dll!QWebFrameAdapter::renderRelativeCoords(QPainter * painter=0x051abb88, int layers=255, const QRegion & clip={...}) Line 517    C++
Qt5WebKitWidgetsd.dll!QWebFrame::render(QPainter * painter=0x051abb88, QFlags<enum QWebFrame::RenderLayer> layer={...}, const QRegion & clip={...}) Line 643 + 0x1d bytes    C++
Qt5WebKitWidgetsd.dll!QWebFrame::render(QPainter * painter=0x051abb88, const QRegion & clip={...}) Line 654    C++
Qt5WebKitWidgetsd.dll!QWebView::paintEvent(QPaintEvent * ev=0x051ac4b8) Line 835    C++
Qt5Widgetsd.dll!QWidget::event(QEvent * event=0x051ac4b8) Line 7994    C++
Qt5WebKitWidgetsd.dll!QWebView::event(QEvent * e=0x051ac4b8) Line 734    C++
Qt5Widgetsd.dll!QApplicationPrivate::notify_helper(QObject * receiver=0x06c902dc, QEvent * e=0x051ac4b8) Line 3398 + 0x11 bytes    C++
Qt5Widgetsd.dll!QApplication::notify(QObject * receiver=0x06c902dc, QEvent * e=0x051ac4b8) Line 3363 + 0x10 bytes    C++
Qt5Cored.dll!QCoreApplication::notifyInternal(QObject * receiver=0x06c902dc, QEvent * event=0x051ac4b8) Line 767 + 0x15 bytes    C++
Qt5Cored.dll!QCoreApplication::sendSpontaneousEvent(QObject * receiver=0x06c902dc, QEvent * event=0x051ac4b8) Line 206 + 0x38 bytes    C++
Qt5Widgetsd.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev=0x0baa2cfc, const QRegion & rgn={...}, const QPoint & offset={...}, int flags=5, QPainter * sharedPainter=0x00000000, QWidgetBackingStore * backingStore=0x0b678168) Line 5119 + 0xe bytes    C++
Qt5Widgetsd.dll!QWidgetBackingStore::sync() Line 1093    C++
Qt5Widgetsd.dll!QWidgetBackingStore::sync(QWidget * exposedWidget=0x06a1987c, const QRegion & exposedRegion={...}) Line 923    C++
Qt5Widgetsd.dll!QWidgetPrivate::syncBackingStore(const QRegion & region={...}) Line 1674    C++
Qt5Widgetsd.dll!QWidgetWindow::handleExposeEvent(QExposeEvent * event=0x051ace9c) Line 571    C++
Qt5Widgetsd.dll!QWidgetWindow::event(QEvent * event=0x051ace9c) Line 184    C++
Qt5Widgetsd.dll!QApplicationPrivate::notify_helper(QObject * receiver=0x0b97c7e8, QEvent * e=0x051ace9c) Line 3398 + 0x11 bytes    C++
Qt5Widgetsd.dll!QApplication::notify(QObject * receiver=0x0b97c7e8, QEvent * e=0x051ace9c) Line 2829 + 0x10 bytes    C++
Qt5Cored.dll!QCoreApplication::notifyInternal(QObject * receiver=0x0b97c7e8, QEvent * event=0x051ace9c) Line 767 + 0x15 bytes    C++
Qt5Cored.dll!QCoreApplication::sendSpontaneousEvent(QObject * receiver=0x0b97c7e8, QEvent * event=0x051ace9c) Line 206 + 0x38 bytes    C++
Qt5Guid.dll!QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent * e=0x0bbc5768) Line 2179 + 0xe bytes    C++
Qt5Guid.dll!QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent * e=0x0bbc5768) Line 1311 + 0x9 bytes    C++
Qt5Guid.dll!QWindowSystemInterface::sendWindowSystemEventsImplementation(QFlags<enum QEventLoop::ProcessEventsFlag> flags={...}) Line 536 + 0x9 bytes    C++
Qt5Guid.dll!QWindowSystemInterface::sendWindowSystemEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags={...}) Line 516 + 0x9 bytes    C++
qwindowsd.dll!QWindowsGuiEventDispatcher::sendPostedEvents() Line 86 + 0xd bytes    C++
Qt5Cored.dll!qt_internal_proc(HWND__ * hwnd=0x00120daa, unsigned int message=1025, unsigned int wp=0, long lp=0) Line 423    C++
due to the fact that the d->extended already deleted. Removal occurs earlier in the same handler
Qt5Guid.dll!QImage::~QImage() Line 1003    C++
qwindowsd.dll!QWindowsNativeImage::~QWindowsNativeImage() Line 146 + 0xc bytes    C++
qwindowsd.dll!QWindowsNativeImage::`scalar deleting destructor'() + 0xf bytes    C++
qwindowsd.dll!QScopedPointerDeleter<QWindowsNativeImage>::cleanup(QWindowsNativeImage * pointer=0x0baa2cf8) Line 63 + 0x1c bytes    C++
qwindowsd.dll!QScopedPointer<QWindowsNativeImage,QScopedPointerDeleter<QWindowsNativeImage> >::reset(QWindowsNativeImage * other=0x0bbc8450) Line 148 + 0x9 bytes    C++
qwindowsd.dll!QWindowsBackingStore::resize(const QSize & size={...}, const QRegion & region={...}) Line 156    C++
Qt5Guid.dll!QBackingStore::resize(const QSize & size={...}) Line 173    C++
Qt5Widgetsd.dll!QWidgetPrivate::setGeometry_sys(int x=156, int y=612, int w=627, int h=150, bool isMove=true) Line 738    C++
Qt5Widgetsd.dll!QWidget::setGeometry(const QRect & r={...}) Line 6490    C++
Qt5WebKitWidgetsd.dll!QWidgetPluginImpl::setGeometryAndClip(const QRect & geometry={...}, const QRect & clipRect={...}, bool isVisible=true) Line 39    C++
Qt5WebKitd.dll!WebCore::QtPluginWidget::frameRectsChanged() Line 1428    C++
Qt5WebKitd.dll!WebCore::Widget::setFrameRect(const WebCore::IntRect & rect={...}) Line 71    C++
Qt5WebKitd.dll!WebCore::RenderWidget::setWidgetGeometry(const WebCore::LayoutRect & frame={...}) Line 159    C++
Qt5WebKitd.dll!WebCore::RenderWidget::updateWidgetGeometry() Line 179    C++
Qt5WebKitd.dll!WebCore::RenderWidget::updateWidgetPosition() Line 334 + 0x8 bytes    C++
Qt5WebKitd.dll!WebCore::RenderView::updateWidgetPositions() Line 764 + 0x13 bytes    C++
Qt5WebKitd.dll!WebCore::FrameView::performPostLayoutTasks() Line 2499    C++
Qt5WebKitd.dll!WebCore::FrameView::layout(bool allowSubtree=true) Line 1255    C++
Qt5WebKitd.dll!WebCore::FrameView::updateLayoutAndStyleIfNeededRecursive() Line 3369    C++
Qt5WebKitd.dll!QWebFrameAdapter::renderRelativeCoords(QPainter * painter=0x051abb88, int layers=255, const QRegion & clip={...}) Line 508    C++
Qt5WebKitWidgetsd.dll!QWebFrame::render(QPainter * painter=0x051abb88, QFlags<enum QWebFrame::RenderLayer> layer={...}, const QRegion & clip={...}) Line 643 + 0x1d bytes    C++
Qt5WebKitWidgetsd.dll!QWebFrame::render(QPainter * painter=0x051abb88, const QRegion & clip={...}) Line 654    C++
Qt5WebKitWidgetsd.dll!QWebView::paintEvent(QPaintEvent * ev=0x051ac4b8) Line 835    C++
Qt5Widgetsd.dll!QWidget::event(QEvent * event=0x051ac4b8) Line 7994    C++
Qt5WebKitWidgetsd.dll!QWebView::event(QEvent * e=0x051ac4b8) Line 734    C++
Qt5Widgetsd.dll!QApplicationPrivate::notify_helper(QObject * receiver=0x06c902dc, QEvent * e=0x051ac4b8) Line 3398 + 0x11 bytes    C++
Qt5Widgetsd.dll!QApplication::notify(QObject * receiver=0x06c902dc, QEvent * e=0x051ac4b8) Line 3363 + 0x10 bytes    C++
Qt5Cored.dll!QCoreApplication::notifyInternal(QObject * receiver=0x06c902dc, QEvent * event=0x051ac4b8) Line 767 + 0x15 bytes    C++
Qt5Cored.dll!QCoreApplication::sendSpontaneousEvent(QObject * receiver=0x06c902dc, QEvent * event=0x051ac4b8) Line 206 + 0x38 bytes    C++
Qt5Widgetsd.dll!QWidgetPrivate::drawWidget(QPaintDevice * pdev=0x0baa2cfc, const QRegion & rgn={...}, const QPoint & offset={...}, int flags=5, QPainter * sharedPainter=0x00000000, QWidgetBackingStore * backingStore=0x0b678168) Line 5119 + 0xe bytes    C++
Qt5Widgetsd.dll!QWidgetBackingStore::sync() Line 1093    C++
Qt5Widgetsd.dll!QWidgetBackingStore::sync(QWidget * exposedWidget=0x06a1987c, const QRegion & exposedRegion={...}) Line 923    C++
Qt5Widgetsd.dll!QWidgetPrivate::syncBackingStore(const QRegion & region={...}) Line 1674    C++
Qt5Widgetsd.dll!QWidgetWindow::handleExposeEvent(QExposeEvent * event=0x051ace9c) Line 571    C++
Qt5Widgetsd.dll!QWidgetWindow::event(QEvent * event=0x051ace9c) Line 184    C++
Qt5Widgetsd.dll!QApplicationPrivate::notify_helper(QObject * receiver=0x0b97c7e8, QEvent * e=0x051ace9c) Line 3398 + 0x11 bytes    C++
Qt5Widgetsd.dll!QApplication::notify(QObject * receiver=0x0b97c7e8, QEvent * e=0x051ace9c) Line 2829 + 0x10 bytes    C++
Qt5Cored.dll!QCoreApplication::notifyInternal(QObject * receiver=0x0b97c7e8, QEvent * event=0x051ace9c) Line 767 + 0x15 bytes    C++
Qt5Cored.dll!QCoreApplication::sendSpontaneousEvent(QObject * receiver=0x0b97c7e8, QEvent * event=0x051ace9c) Line 206 + 0x38 bytes    C++
Qt5Guid.dll!QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent * e=0x0bbc5768) Line 2179 + 0xe bytes    C++
Qt5Guid.dll!QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent * e=0x0bbc5768) Line 1311 + 0x9 bytes    C++
Qt5Guid.dll!QWindowSystemInterface::sendWindowSystemEventsImplementation(QFlags<enum QEventLoop::ProcessEventsFlag> flags={...}) Line 536 + 0x9 bytes    C++
Qt5Guid.dll!QWindowSystemInterface::sendWindowSystemEvents(QFlags<enum QEventLoop::ProcessEventsFlag> flags={...}) Line 516 + 0x9 bytes    C++
qwindowsd.dll!QWindowsGuiEventDispatcher::sendPostedEvents() Line 86 + 0xd bytes    C++
Qt5Cored.dll!qt_internal_proc(HWND__ * hwnd=0x00120daa, unsigned int message=1025, unsigned int wp=0, long lp=0) Line 423    C++

Qt 5.0.0, mvs c++ compiler(visual studio 2008sp1+sdk), windows 7

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