From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 14354] Bad corruption with 2.6.32-rc1 and upwards
Date: Sun, 8 Nov 2009 21:12:44 GMT
Message-ID: <200911082112.nA8LCia7003432@demeter.kernel.org>
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--- Comment #184 from Theodore Tso 2009-11-08 21:12:42 ---
> First off, it's slower. Secondly, 'l' is already 'strlen+1', so it looks
> like ext4 _already_ copies the NUL terminating character.
>
> So I suspect the debugging patch complained about writing a NUL to a
> location that was already NUL to begin with.
Umm, yeah. Good point. Since the debugging patch marks the page ro,
short of doing a test before trying to null-terminate the symlink, the
debugging patch is always going to flag a false-positive here.
- Ted
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