The following reply was made to PR kern/35351; it has been noted by GNATS.

From: Elad Efrat <e@murder.org>
To: YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
Cc: rmind@NetBSD.org, source-changes@NetBSD.org, core@netbsd.org,
	gnats-bugs@netbsd.org
Subject: Re: kern/35351 (Re: CVS commit: src/sys/kern)
Date: Sat, 07 Apr 2007 12:36:35 +0200

 YAMAMOTO Takashi wrote:
 > [ add gnats cc: ]
 > 
 >> YAMAMOTO Takashi wrote:
 >>>> the reason fileassoc lacked locking primitives is that I waited for
 >>>> ad@ to commit and stablize newlock2. I *discussed* this pr with ad@
 >>>> and yamt@, and, as a matter of fact, *prior* to newlock2, in a biglock
 >>>> kernel, it is impossible to trigger the NULL deref.
 >>> i've explained you that the PR is not (necessarily) about MP.
 >>> did you understand it?
 >>>
 >>> (i'm not talking about this particular instance of NULL dereference.
 >>> i'm not interested in analyzing how the known to be broken code can behave.
 >>> i merely want to make sure that you know about the problem.  if you already
 >>> know, it's fine.)
 >> I know.
 >>
 >> -e.
 > 
 > ok, then you mean not to fix it for netbsd-4?
 > 
 > YAMAMOTO Takashi
 
 no, sorry. it's not a problem for netbsd-4.
 
 -e.