From owner-freebsd-current  Mon Jul 30  6:32:22 2001
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Date: Mon, 30 Jul 2001 23:29:51 +1000 (EST)
From: Bruce Evans <bde@zeta.org.au>
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To: Darren Reed <darrenr@reed.wattle.id.au>
Cc: current@FreeBSD.ORG
Subject: Re: (ref5) kdump: Cannout allocate memory
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On Mon, 30 Jul 2001, Darren Reed wrote:

> Using ktrace ref5, I created ~darrenr/ktrace.out with "ktrace -i cc ..."
> but trying to print it I get:
> % kdump -f ~/ktrace.out > lout
> kdump: Cannot allocate memory
> 
> Is this stack corruption by kdump?  ref5:~darrenr/ktrace.out is available
> for anyone who wants to diagnose this further.

This is probably a corrupt ktrace record.  Atomic writing of ktrace
records seems to have been broken in rev.1.37 of kern_ktrace.c.  I've
only seen this problem when the output file is written to an nfs
filesystem.

Bruce


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