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Date:      Mon, 31 Oct 2005 05:36:15 -0500
From:      Kris Kennaway <kris@obsecurity.org>
To:        eculp@bafirst.com
Cc:        ports@freebsd.org
Subject:   Re: Squid +pid 48635 (squid), uid 100: exited on signal 6 (core dumped)
Message-ID:  <20051031103614.GA13506@xor.obsecurity.org>
In-Reply-To: <20051030090347.emrn4u2igwkog0ws@mail.bafirst.com>
References:  <20051024071554.hws9x2ia74gokckc@mail.encontacto.net> <20051025171718.GB33303@xor.obsecurity.org> <20051026061225.xb3kxpl1s8kw4840@mail.bafirst.com> <20051030090347.emrn4u2igwkog0ws@mail.bafirst.com>

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On Sun, Oct 30, 2005 at 09:03:47AM -0600, eculp@bafirst.com wrote:

> I recompiled squid without stripping it and the bt of the core file yield=
ed:
>=20
> # gdb /usr/local/sbin/squid squid.core
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you =
are
> welcome to change it and/or distribute copies of it under certain=20
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for detail=
s.
> This GDB was configured as "i386-marcel-freebsd"...(no debugging=20
> symbols found)...
> Core was generated by `squid'.
> Program terminated with signal 6, Aborted.
> Reading symbols from /lib/libcrypt.so.3...(no debugging symbols=20
> found)...done.
> Loaded symbols for /lib/libcrypt.so.3
> Reading symbols from /lib/libm.so.4...(no debugging symbols found)...done.
> Loaded symbols for /lib/libm.so.4
> Reading symbols from /lib/libc.so.6...(no debugging symbols found)...done.
> Loaded symbols for /lib/libc.so.6
> Reading symbols from /libexec/ld-elf.so.1...(no debugging symbols=20
> found)...done.
> Loaded symbols for /libexec/ld-elf.so.1
> #0  0x281e9c6f in kill () from /lib/libc.so.6
> (gdb) bt
> #0  0x281e9c6f in kill () from /lib/libc.so.6
> #1  0x281e9c0c in raise () from /lib/libc.so.6
> #2  0x281e8920 in abort () from /lib/libc.so.6
> #3  0x08065e3f in xassert ()
> #4  0x080aa110 in storeDiskdSend ()
> #5  0x080aa7aa in storeDiskdCreate ()

[...]

The lack of source file details indicates the binary is still
stripped.  Probably it was stripped at install time.

Kris

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