From owner-freebsd-current  Sun Jun  7 05:10:27 1998
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Received: (from majordom@localhost)
          by hub.freebsd.org (8.8.8/8.8.8) id FAA20526
          for freebsd-current-outgoing; Sun, 7 Jun 1998 05:10:27 -0700 (PDT)
          (envelope-from owner-freebsd-current@FreeBSD.ORG)
Received: from awfulhak.org (awfulhak.force9.co.uk [195.166.136.63])
          by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id FAA20101
          for <current@FreeBSD.ORG>; Sun, 7 Jun 1998 05:04:08 -0700 (PDT)
          (envelope-from brian@Awfulhak.org)
Received: from gate.lan.awfulhak.org (localhost [127.0.0.1])
	by awfulhak.org (8.8.8/8.8.8) with ESMTP id MAA02754;
	Sun, 7 Jun 1998 12:33:08 +0100 (BST)
	(envelope-from brian@gate.lan.awfulhak.org)
Message-Id: <199806071133.MAA02754@awfulhak.org>
X-Mailer: exmh version 2.0.1 12/23/97
To: dag-erli@ifi.uio.no (Dag-Erling Coidan Sm rgrav )
cc: current@FreeBSD.ORG
Subject: Re: Strange ppp behaviour 
In-reply-to: Your message of "04 Jun 1998 23:36:09 +0200."
             <xzpiumg97ee.fsf@hrotti.ifi.uio.no> 
Mime-Version: 1.0
Content-Type: text/plain; charset=iso-8859-1
Date: Sun, 07 Jun 1998 12:33:08 +0100
From: Brian Somers <brian@Awfulhak.org>
Content-Transfer-Encoding: 8bit
X-MIME-Autoconverted: from quoted-printable to 8bit by hub.freebsd.org id FAA20307
Sender: owner-freebsd-current@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG

[.....]
> I have had strange problems with ppp (segmenation faults, to be
> precise). I checked out an older version (31/05/1998) which exhibited
> the same symptoms: ppp <label> dials, then segfaults as it changes
> from dialing mode to login mode. The problems disappeared when I
> rewrote my ppp.conf file.
[.....]
> #0  0x7255 in chat_UpdateSet (d=0x4a01c, r=0xefbfdb48, w=0xefbfdac8, 
>     e=0xefbfda48, n=0xefbfda44) at /usr/src/usr.sbin/ppp/chat.c:207
> 207	      needcr = c->state == CHAT_SEND && *c->argptr != '!';
[.....]

Is c->argptr == NULL ?  From the code before this line, I can't see 
how it can be, but from that line, it's the only thing that would 
cause a dump (given that `c' is dereferenced in the code above it).

> The contents of ppp.conf and ppp.linkup follow (yes, I know ppp.conf
> is slightly bogus, but it worked fine on 2.2.6 and on 3.0-SNAP from
> 1998-02-22):
> 
> (ppp.conf)
> default:
>   set device /dev/cuaa0
>   set speed 115200
>   set ctsrts on
>   disable lqr
>   deny lqr
>   set dial "ABORT BUSY ABORT NO\\sCARRIER TIMEOUT 5 \"\" ATZ OK-AT-OK \\dATDT\\T TIMEOUT 40 CONNECT"
>   alias enable yes
> usit:
>   allow users finrod dagsm
>   set phone 22596790
>   accept pap
>   set authname undiclosed
>   set authkey undisclosed
>   set login "TIMEOUT 5 name:-\\r-name:"
>   set timeout 600
>   set openmode active
>   dial
> 
> (ppp.linkup)
> MYADDR:
>   delete ALL
>   add 0 0 HISADDR
> 
> I rewrote ppp.conf from scratch (or rather, from a recent version of
> ppp.conf.sample):
> 
> default:
>  allow user finrod
>  alias enable yes
>  set log Phase Chat Connect Carrier LCP IPCP CCP tun command
>  set device /dev/cuaa0
>  set speed 115200
>  set ctsrts on
>  deny lqr
>  set dial "ABORT BUSY ABORT NO\\sCARRIER TIMEOUT 5 \"\" AT OK-AT-OK ATE1Q0 OK \\dATDT\\T TIMEOUT 40 CONNECT"
> 
> usit:
>  set phone 22596790
>  accept pap
>  set login
>  set authname undisclosed
>  set authkey undisclosed
>  set timeout 120
>  set ifaddr 0 0
>  dial

And if you add the old ``set login'' line, does it die again ?

> -- 
> Noone else has a .sig like this one.

Cheers.

-- 
Brian <brian@Awfulhak.org>, <brian@FreeBSD.org>, <brian@OpenBSD.org>
      <http://www.Awfulhak.org>
Don't _EVER_ lose your sense of humour....



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-current" in the body of the message