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From: Baurzhan Ismagulov <ibr@radix50.net>
To: gdb@sourceware.org
Subject: Re: No useful backtrace in core dump.
Date: Thu, 22 Apr 2010 09:17:00 -0000	[thread overview]
Message-ID: <20100422091645.GD7781@radix50.net> (raw)
In-Reply-To: <s2t8f4584b51004220202uf9ebc310s2341b6520b94082e@mail.gmail.com>

On Thu, Apr 22, 2010 at 05:02:10PM +0800, 代尔欣 wrote:
> http://sources.redhat.com/ml/gdb/2008-08/msg00123.html
> From above thread:
> Indeed, changing abort() to invalid memory reference makes backtrace work.
> foo (int a, int b)
> {
> int c=40;
> abort(); <--- IIUC, change to invalid memory reference
> return a+b;
> }

This is basically refraining from using abort(), which you said could be
difficult for you to modify, especially since you don't know yet who
calls it.

As the first step, I'd run the app under gdb / gdbserver to find out the
caller.

With kind regards,
-- 
Baurzhan Ismagulov
http://www.kz-easy.com/


  reply	other threads:[~2010-04-22  9:17 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-04-22  2:41 代尔欣
2010-04-22  6:01 ` Baurzhan Ismagulov
2010-04-22  7:09   ` 代尔欣
2010-04-22  8:18 ` Mark Kettenis
2010-04-22  8:35   ` 代尔欣
2010-04-22  8:50     ` Baurzhan Ismagulov
2010-04-22  9:02       ` 代尔欣
2010-04-22  9:17         ` Baurzhan Ismagulov [this message]
2010-04-22  9:36           ` 代尔欣
2010-04-22  9:44             ` Baurzhan Ismagulov

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