From owner-freebsd-questions  Sat Nov 15 06:24:09 1997
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To: Adam Laurie <adam@algroup.co.uk>
cc: questions@FreeBSD.ORG
Subject: Re: kernel panics after upgrading to 2.2.5 
In-reply-to: Your message of "Sat, 15 Nov 1997 14:03:12 GMT."
             <346DABA0.F035BAF@algroup.co.uk> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Sat, 15 Nov 1997 06:27:14 -0800
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>I have recently upgraded a machine from FreBSD-2.2.2 to 2.2.5, using
>the  cvsup/make world method... 
>
>I'm pretty sure I followed all the destructions in "Making the world
>your own", so I'm at a loss as to why I should get this... all the
>machines I've built from scratch with 2.2.5 are stable, and this machine
>was toally stable on 2.2.2...
>
>The problem is very easy to reproduce... all I need to do is login as
>root, do anything (like ls -lR /) and then type 'halt', and I'll
>(usually) get:
>
>panic: bremfree: removing a buffer when not on a queue

   You did a "make world", but did you rebuild/install the kernel? It sounds
like the LKMs don't match the kernel.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project