Linux PPP protocol development
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From: James Carlson <carlsonj@workingcode.com>
To: linux-ppp@vger.kernel.org
Subject: Re: pppd hangs on SIGHUP
Date: Thu, 21 Jan 2010 12:39:48 +0000	[thread overview]
Message-ID: <4B584B14.3080301@workingcode.com> (raw)
In-Reply-To: <8D.DA.01403.892965B4@cdptpa-omtalb.mail.rr.com>

Leslie Rhorer wrote:
> 2875: /usr/sbin/pppd call cricket
> (No symbols found)
> 0xb7f14424: ???? (8, 2, 808e580, bff2eaa8, 97aeea0, 97aeeb8)
> 0x08069654: ???? (8, ffffffff)
> 0x0806d751: ???? (807bee4, 0, 0, bff2eaf8, 808b884, ffffffff)
> 0x08062ca9: ???? (0, 0, 0, 806656f, 80813ae, 807c098) + 10
> 0x0805164b: ???? (80905e0, 80905e4, c, b3b, 0, c) + b0
> 0x0805226f: ???? (807bc70, 804f930, bff2ec38, b7d50455, 3, bff2ec64) + 50
> 0xb7d50455: ???? (8051890, 3, bff2ec64, 807bc70, 807bc60, b7f23250) +
> 400d13a8

Compiling pppd first with "-g" would probably have been a good idea.  It
looks like this is a system call on fd 8, which is the modem device:

> pppd       2875       root    8u      CHR      166,0               4814
> /dev/ttyACM0

... but that's just a guess.

> 	I am not deeply familiar with Linux.  What is a good debugger
> available for it, preferably from a Debian mirror?

The GNU debugger 'gdb' is decent.

-- 
James Carlson         42.703N 71.076W         <carlsonj@workingcode.com>

  parent reply	other threads:[~2010-01-21 12:39 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-20  5:20 pppd hangs on SIGHUP Leslie Rhorer
2010-01-20  5:34 ` Bill Unruh
2010-01-20  5:43 ` James Cameron
2010-01-20  5:47 ` James Cameron
2010-01-20  5:53 ` Leslie Rhorer
2010-01-20  6:10 ` Leslie Rhorer
2010-01-20 12:25 ` James Carlson
2010-01-21  2:20 ` Leslie Rhorer
2010-01-21  2:47 ` Leslie Rhorer
2010-01-21 12:39 ` James Carlson [this message]
2010-01-21 15:19 ` Leslie Rhorer
2010-01-22  1:50 ` Leslie Rhorer
2010-01-22  2:13 ` James Cameron
2010-01-22  4:36 ` Leslie Rhorer
2010-01-23 17:40 ` Leslie Rhorer

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