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Date: Mon, 25 Aug 2008 14:49:05 +0200
From: Kris Kennaway <kris@FreeBSD.org>
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To: vasanth raonaik <vasanth.raonaik@gmail.com>
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Cc: freebsd-hackers@freebsd.org
Subject: Re: netstat: kvm_read: Bad address
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vasanth raonaik wrote:
> Hello Hackers,
> 
> I am facing with this Issue. Though netstat -a does show some output but the
> error is consistently seen. Does any one has some pointers to the cause and
> fix for the same.

It is usually caused when your libkvm and/or netstat binary was compiled 
against different versions of the sources than your kernel.  Rebuild 
world to fix it.

Kris