From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Campbell <ian.campbell@citrix.com>
Subject: Re: Fwd: Fwd: LibXL
Date: Tue, 22 Sep 2015 10:51:34 +0100
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To: kumara rathnavel <kumara.bsd@gmail.com>, xen-devel@lists.xen.org
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On Tue, 2015-09-22 at 14:50 +0530, kumara rathnavel wrote:

> > I have attached my code. I have also attached the system call traces file
> > which was generated by the command truss for the command that was
> > successful through XL and the other one that failed where I used the call
> > directly.

I'm afraid that truss is of very little use for debugging these sorts of
issues.

What you need is to run the program under a debugger (such as gdb) and to
get a stack trace from the point of the segfault.

Ian.