[Webkit-unassigned] [Bug 112132] New: Crash when changing URL in WebView

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Mar 12 04:05:43 PDT 2013 

https://bugs.webkit.org/show_bug.cgi?id=112132

           Summary: Crash when changing URL in WebView
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: WebKit Qt
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: thomas.mcguire at kdab.com


The simple QML snippet below causes a crash, even though all it does is changing the URL.

Backtrace: 
#0  0x00007ff496aaf3b1 in WebCore::FrameView::scheduleRelayout (this=0x1536a80) at /home/thomas/src/webkit-stable/Source/WebCore/page/FrameView.cpp:2275
#1  0x00007ff497a37867 in WebCore::RenderObject::markContainingBlocksForLayout (this=0x154c458, scheduleRelayout=true, newRoot=0x0) at /home/thomas/src/webkit-stable/Source/WebCore/rendering/RenderObject.cpp:713
#3  setNeedsLayout (this=<optimized out>) at /home/thomas/src/webkit-stable/Source/WebCore/page/FrameView.cpp:2388
#4  WebCore::FrameView::setNeedsLayout (this=<optimized out>) at /home/thomas/src/webkit-stable/Source/WebCore/page/FrameView.cpp:2380
#5  0x00007ff496bd57c8 in WebCore::ScrollView::setUseFixedLayout (this=0x15d5a90, enable=<optimized out>) at /home/thomas/src/webkit-stable/Source/WebCore/platform/ScrollView.cpp:296
#6  0x00007ff496a9d453 in WebCore::Frame::createView (this=0x1526e70, viewportSize=..., backgroundColor=..., transparent=false, fixedLayoutSize=..., fixedVisibleContentRect=..., useFixedLayout=true, horizontalScrollbarMode=WebCore::Scrol
lbarAlwaysOff, horizontalLock=true, verticalScrollbarMode=WebCore::ScrollbarAlwaysOff, verticalLock=true) at /home/thomas/src/webkit-stable/Source/WebCore/page/Frame.cpp:800
#7  0x00007ff496313b20 in WebKit::WebFrameLoaderClient::transitionToCommittedForNewPage (this=0x1526ae8) at /home/thomas/src/webkit-stable/Source/WebKit2/WebProcess/WebCoreSupport/WebFrameLoaderClient.cpp:1217
#8  0x00007ff4969d3ade in WebCore::FrameLoader::transitionToCommitted (this=this at entry=0x1526ef8, cachedPage=...) at /home/thomas/src/webkit-stable/Source/WebCore/loader/FrameLoader.cpp:1888
#9  0x00007ff4969d6d91 in WebCore::FrameLoader::commitProvisionalLoad (this=0x1526ef8) at /home/thomas/src/webkit-stable/Source/WebCore/loader/FrameLoader.cpp:1725
#10 0x00007ff4969b8d4d in WebCore::DocumentLoader::commitLoad (this=0x1572bf0, data=0x15e8650 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"image\" content=\"/images/google_fa
vicon_128.png\"><title>Google</title><script>(function(){\nwindow.g"..., length=2347) at /home/thomas/src/webkit-stable/Source/WebCore/loader/DocumentLoader.cpp:329
#11 0x00007ff4969ee771 in WebCore::MainResourceLoader::dataReceived (this=0x15774c0, resource=<optimized out>, data=0x15e8650 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"ima
ge\" content=\"/images/google_favicon_128.png\"><title>Google</title><script>(function(){\nwindow.g"..., length=2347) at /home/thomas/src/webkit-stable/Source/WebCore/loader/MainResourceLoader.cpp:526
#12 0x00007ff496993c89 in WebCore::CachedRawResource::data (this=0x15734c0, data=..., allDataReceived=allDataReceived at entry=false) at /home/thomas/src/webkit-stable/Source/WebCore/loader/cache/CachedRawResource.cpp:70
#13 0x00007ff496a1bfdd in WebCore::SubresourceLoader::sendDataToResource (this=this at entry=0x15780a0, data=data at entry=0x15e7d18 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"im
age\" content=\"/images/google_favicon_128.png\"><title>Google</title><script>(function(){\nwindow.g"..., length=length at entry=2347) at /home/thomas/src/webkit-stable/Source/WebCore/loader/SubresourceLoader.cpp:256
#14 0x00007ff496a1c4be in didReceiveData (allAtOnce=false, encodedDataLength=-1, length=2347, data=0x15e7d18 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"image\" content=\"/i
mages/google_favicon_128.png\"><title>Google</title><script>(function(){\nwindow.g"..., this=0x15780a0) at /home/thomas/src/webkit-stable/Source/WebCore/loader/SubresourceLoader.cpp:228
#15 WebCore::SubresourceLoader::didReceiveData (this=0x15780a0, data=0x15e7d18 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"image\" content=\"/images/google_favicon_128.png\"
><title>Google</title><script>(function(){\nwindow.g"..., length=2347, encodedDataLength=-1, allAtOnce=false) at /home/thomas/src/webkit-stable/Source/WebCore/loader/SubresourceLoader.cpp:216
#16 0x00007ff496a0adad in WebCore::ResourceLoader::didReceiveData (this=0x15780a0, data=0x15e7d18 "<!doctype html><html itemscope=\"itemscope\" itemtype=\"http://schema.org/WebPage\"><head><meta itemprop=\"image\" content=\"/images/googl
e_favicon_128.png\"><title>Google</title><script>(function(){\nwindow.g"..., length=2347, encodedDataLength=-1) at /home/thomas/src/webkit-stable/Source/WebCore/loader/ResourceLoader.cpp:468
#17 0x00007ff496cf3a6d in WebCore::QNetworkReplyHandler::forwardData (this=0x1578c20) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:674
#18 0x00007ff496cf8b6b in flush (this=0x1578c58) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:250
#19 WebCore::QNetworkReplyHandlerCallQueue::flush (this=0x1578c58) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:242
#20 0x00007ff496cf93e6 in ~QueueLocker (this=<synthetic pointer>, __in_chrg=<optimized out>) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:258
#21 WebCore::QNetworkReplyWrapper::emitMetaDataChanged (this=this at entry=0x15d6a30) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:390
#22 0x00007ff496cf94bd in WebCore::QNetworkReplyWrapper::receiveSniffedMIMEType (this=0x15d6a30) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:360
#23 0x00007ff496cf9751 in WebCore::QNetworkReplyWrapper::receiveMetaData (this=0x15d6a30) at /home/thomas/src/webkit-stable/Source/WebCore/platform/network/qt/QNetworkReplyHandler.cpp:346
#24 0x00007ff4942e4368 in QMetaObject::activate (sender=0x15bba00, signalOffset=3, local_signal_index=0, argv=0x0) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qobject.cpp:3445
#25 0x00007ff4942e3bbc in QMetaObject::activate (sender=0x15bba00, m=0x7ff49476aec0 <QIODevice::staticMetaObject>, local_signal_index=0, argv=0x0) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qobject.cpp:3320
#26 0x00007ff49436c67b in QIODevice::readyRead (this=0x15bba00) at .moc/debug-shared/moc_qiodevice.cpp:153
#27 0x00007ff494f55519 in QNetworkReplyHttpImplPrivate::replyDownloadData (this=0x15bbe50, d=Python Exception <class 'gdb.error'> cannot resolve overloaded method `data': no arguments supplied:
) at /home/thomas/src/qtbase-stable/src/network/access/qnetworkreplyhttpimpl.cpp:1026
#28 0x00007ff494fe88cb in QNetworkReplyHttpImpl::qt_static_metacall (_o=0x15bba00, _c=QMetaObject::InvokeMetaMethod, _id=15, _a=0x7ff424009e50) at .moc/debug-shared/moc_qnetworkreplyhttpimpl_p.cpp:211
#29 0x00007ff4942dcbdb in QMetaCallEvent::placeMetaCall (this=0x7ff424009e90, object=0x15bba00) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qobject.cpp:479
#30 0x00007ff4942ddb4a in QObject::event (this=0x15bba00, e=0x7ff424009e90) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qobject.cpp:1070
#31 0x00007ff4953daa9c in QApplicationPrivate::notify_helper (this=0x14bcbe0, receiver=0x15bba00, e=0x7ff424009e90) at /home/thomas/src/qtbase-stable/src/widgets/kernel/qapplication.cpp:3398
#32 0x00007ff4953d80ac in QApplication::notify (this=0x14bcbc0, receiver=0x15bba00, e=0x7ff424009e90) at /home/thomas/src/qtbase-stable/src/widgets/kernel/qapplication.cpp:2829
#33 0x00007ff4942a39a2 in QCoreApplication::notifyInternal (this=0x14bcbc0, receiver=0x15bba00, event=0x7ff424009e90) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qcoreapplication.cpp:767
#34 0x00007ff4942a7283 in QCoreApplication::sendEvent (receiver=0x15bba00, event=0x7ff424009e90) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qcoreapplication.h:203
#35 0x00007ff4942a4cc4 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x14bcd50) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qcoreapplication.cpp:1368
#36 0x00007ff4942a4675 in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qcoreapplication.cpp:1228
#37 0x00007ff49431515a in postEventSourceDispatch (s=0x14cbf70) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qeventdispatcher_glib.cpp:278
#38 0x00007ff49af343b5 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#39 0x00007ff49af346e8 in ?? () from /usr/lib64/libglib-2.0.so.0
#40 0x00007ff49af347a4 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#41 0x00007ff49431599b in QEventDispatcherGlib::processEvents (this=0x14c3330, flags=...) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#42 0x00007ff48d58f49e in QPAEventDispatcherGlib::processEvents (this=0x14c3330, flags=...) at /home/thomas/src/qtbase-stable/src/platformsupport/eventdispatchers/qeventdispatcher_glib.cpp:123
#43 0x00007ff4942a0975 in QEventLoop::processEvents (this=0x7fff8ee4f5c0, flags=...) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qeventloop.cpp:136
#44 0x00007ff4942a0c57 in QEventLoop::exec (this=0x7fff8ee4f5c0, flags=...) at /home/thomas/src/qtbase-stable/src/corelib/kernel/qeventloop.cpp:212
#45 0x00007ff4942a4056 in QCoreApplication::exec () at /home/thomas/src/qtbase-stable/src/corelib/kernel/qcoreapplication.cpp:1020
#46 0x00007ff496d0281c in WebCore::RunLoop::run () at /home/thomas/src/webkit-stable/Source/WebCore/platform/qt/RunLoopQt.cpp:69
#47 0x00007ff49637f2da in WebKit::WebProcessMainQt (app=0x14bcbc0) at /home/thomas/src/webkit-stable/Source/WebKit2/WebProcess/qt/WebProcessMainQt.cpp:261
#48 0x0000000000401283 in main (argc=2, argv=0x7fff8ee4fa18) at /home/thomas/src/webkit-stable/Source/WebKit2/qt/MainQt.cpp:100

QML File:

import QtQuick 2.0
import QtWebKit 3.0

WebView
{
    width: 400
    height: 400

    url: "about:blank"

    Timer {
        running: true
        interval: 1000
        onTriggered: parent.url = "http://www.google.com"
    }
}

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