The following reply was made to PR lib/35506; it has been noted by GNATS.

From: yamt@mwd.biglobe.ne.jp (YAMAMOTO Takashi)
To: elad@NetBSD.org
Cc: gnats-bugs@NetBSD.org, chuq@chuq.com
Subject: Re: lib/35506: ps doesn't work on crash dumps, libkvm doesn't know
     about kauth
Date: Mon, 29 Jan 2007 10:20:15 +0900 (JST)

 > >  credentials, when copied out of the kernel, should be converted to a
 > >  special structure "struct uucred", rather than exposing interface
 > >  and kernel internals to userland.
 > 
 > ...and of course, this isn't the issue here. :)
 > 
 > we'll have to think up something for this one. exposing kauth internals
 > to userland will force us to maintain binary compat, which kinda beats
 > the purpose of making the entire interface opaque.
 > 
 > -e.
 
 i don't think kmem grovellers are expected to be compatible with
 different versions of kernel.
 
 YAMAMOTO Takashi