[Webkit-unassigned] [Bug 89513] New: Infinite loop in WebKit is causing Safari & Chrome crash

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=89513

           Summary: Infinite loop in WebKit is causing Safari & Chrome
                    crash
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
               URL: http://www.pdftron.com/pdfnet/webviewer/demo/viewer.ht
                    ml?d=/xod/fhm.xod&v=html5
        OS/Version: All
            Status: UNCONFIRMED
          Severity: Critical
          Priority: P1
         Component: Canvas
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: inincic at pdftron.com
                CC: inincic at pdftron.com


Chrome Version: latest Safari / Chromium (e.g. 19.0.1084.56 m)
OS: Repeatedly verified on Windows. Able to reproduce on iOS and Mac.

-------------------
URL (if applicable) where crash occurred:
http://www.pdftron.com/pdfnet/webviewer/demo/viewer.html?d=/xod/fhm.xod&v=html5

-------------------

Here is the crash dump file:
http://www.pdftron.com/pub/chrome/Chrome-last.dmp

-------------------
Can you reproduce this crash?

Yes. 

1. Navigate the viewer to the end of the document (http://www.pdftron.com/pdfnet/webviewer/demo/viewer.html?d=/xod/fhm.xod&v=html5) with 'jump last page button'. Start switching the pages with 'Previous page button'. Let the page to fully render on Canvas.

Result:

The tab/browser will randomly crash when reaching the page range of 42-70. Debugging the issue it seems that WebKit enters an infinite loop until it crashes.

For more info about the issue you can reach us via info at pdftron . com

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