[Webkit-unassigned] [Bug 45811] REGRESSION: Feedly extension crashes Webkit

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=45811


Alexey Proskuryakov <ap at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Feedly extension crashes    |REGRESSION: Feedly
                   |Webkit                      |extension crashes Webkit
         OS/Version|Mac OS X 10.5               |All
             Status|UNCONFIRMED                 |NEW
           Keywords|                            |NeedsRadar, Regression
           Priority|P2                          |P1
          Component|New Bugs                    |JavaScriptCore
                 CC|                            |ggaren at apple.com,
                   |                            |oliver at apple.com
     Ever Confirmed|0                           |1




--- Comment #4 from Alexey Proskuryakov <ap at webkit.org>  2010-09-16 11:00:13 PST ---
I could reproduce the crash with nightly r67568, although with a different stack trace (which is understandable, since I was running it in 64 bit). Steps to reproduce:

1. Install the extension from e.g. http://www.pimpmysafari.com/extensions/feedly-safari-extension
2. Click its button in Safari.

0   com.apple.JavaScriptCore          0x00000001007d9d14 JSC::Identifier::addSlowCase(JSC::ExecState*, WTF::StringImpl*) + 84
1   com.apple.WebCore                 0x0000000101601fac WebCore::CloneDeserializer::deserialize() + 2332
2   com.apple.WebCore                 0x0000000101602995 WebCore::SerializedScriptValue::deserialize(JSC::ExecState*, JSC::JSGlobalObject*) + 677
3   com.apple.WebCore                 0x00000001016029f3 WebCore::SerializedScriptValue::deserialize(OpaqueJSContext const*, OpaqueJSValue const**) + 35
4   com.apple.JavaScriptCore          0x0000000100835aee JSC::JSCallbackObject<JSC::JSObjectWithGlobalObject>::staticValueGetter(JSC::ExecState*, JSC::JSValue, JSC::Identifier const&) + 766
5   com.apple.JavaScriptCore          0x0000000100825141 JSC::JSValue::get(JSC::ExecState*, JSC::Identifier const&, JSC::PropertySlot&) const + 401
6   com.apple.JavaScriptCore          0x00000001008185df cti_op_get_by_id_generic + 79
7   ???                               0x00003212bace08dd 0 + 55056024864989
8   com.apple.JavaScriptCore          0x00000001007e06ff JSC::Interpreter::executeCall(JSC::ExecState*, JSC::JSObject*, JSC::CallType, JSC::CallData const&, JSC::JSValue, JSC::ArgList const&, JSC::JSValue*) + 911

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