[Webkit-unassigned] [Bug 205132] Null Ptr Deref @ WTF::TypeCastTraits<WebCore::HTMLTextFormControlElement const, WebCore::Element const, false>::isType

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=205132

--- Comment #2 from Jack <shihchieh_lee at apple.com> ---
Created attachment 385428

  --> https://bugs.webkit.org/attachment.cgi?id=385428&action=review

HTML that causes the crash

The issue is timing sensitive.

Reducing any line in the attached HTML masks the crash.

Besides, if # CPU is set to 1, TextControlInnerTextElement::resolveCustomStyle would not be called, so the test does not crash.

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