From owner-freebsd-current  Wed May 22  8: 1:25 2002
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Date: Wed, 22 May 2002 18:01:25 +0300
From: Maxim Sobolev <sobomax@FreeBSD.org>
Organization: Vega International Capital
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To: Trish Lynch <trish@bsdunix.net>
Cc: current@freebsd.org
Subject: Re: passwd issue
References: <20020521140546.E22074-100000@trish.dyn.magenet.com>
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Trish Lynch wrote:
> 
> took me a while to notice it, because I don;t use passwd on a daily
> basis....
> 
> FreeBSD femme.listmistress.org 5.0-CURRENT FreeBSD 5.0-CURRENT #6: Tue May
> 14 00:57:05 EDT 2002
> trish@femme.sapphite.org:/admins/obj/admins/src/sys/FEMME  i386
> 
> femme:~$ passwd
> Changing local password for trish
> Old Password:
> passwd in free(): error: junk pointer, too high to make sense
> Abort trap
> 
> Anyone seen this? is it fixed in -current already, I haven;t seen anything
> on this list yet except for sudo problems.

Get a coredump and do the following:

$ gdb passwd passwd.core
(gdb) bt

It show you backtrace, from it should be clear which function tried to
free() junk pointer (usually statically allocated array).

-Maxim

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