[Webkit-unassigned] [Bug 42356] New: WebKitTestRunner and WebProcess simultaneously stall in CoreIPC::Connection::sendOutgoingMessage

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=42356

           Summary: WebKitTestRunner and WebProcess simultaneously stall
                    in CoreIPC::Connection::sendOutgoingMessage
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Mac OS X 10.5
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit2
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: mjs at apple.com


WebKitTestRunner and WebProcess simultaneously stall in CoreIPC::Connection::sendOutgoingMessage. This can be reproduced running WebKitTestRunner on the following tests:

fast/frames/cached-frame-counter.html
fast/frames/sandboxed-iframe-navigation-parent.html

Both processes appear to be trying to send each other a mach message and are stuck.

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