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Re: module built with debugging symbols but backtrace: 0x00000050 in ?? ()
- From: Daniel Jacobowitz <drow at false dot org>
- To: Jack Bates <ms419 at freezone dot co dot uk>
- Cc: gdb at sourceware dot org
- Date: Mon, 15 Sep 2008 14:35:29 -0400
- Subject: Re: module built with debugging symbols but backtrace: 0x00000050 in ?? ()
- References: <1221503302.17538.14.camel@ket.lat>
On Mon, Sep 15, 2008 at 11:28:22AM -0700, Jack Bates wrote:
> I am trying to debug an Apache module. I compiled it with "-g", however
> the first line of my backtrace is:
>
> (gdb) bt
> #0 0x00000050 in ?? ()
That's not a valid address for a function. Usually, this means you've
called something that was not a valid function pointer. Go up to
frame 1:
> #1 0xb782f852 in call_get_cert_callback (session=0x81e5550, issuers_dn=0x0,
> issuers_dn_length=0, pk_algos=0x0, pk_algos_length=0) at auth_cert.c:430
And see what it's trying to call.
--
Daniel Jacobowitz
CodeSourcery