From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <systemtap-return-11402-listarch-systemtap=sources.redhat.com@sourceware.org>
Received: (qmail 31985 invoked by alias); 9 Mar 2009 14:05:17 -0000
Received: (qmail 31974 invoked by uid 22791); 9 Mar 2009 14:05:16 -0000
X-SWARE-Spam-Status: No, hits=-1.9 required=5.0 	tests=AWL,BAYES_00,J_CHICKENPOX_93,SPF_HELO_PASS,SPF_PASS
X-Spam-Check-By: sourceware.org
Received: from mx2.redhat.com (HELO mx2.redhat.com) (66.187.237.31)     by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 09 Mar 2009 14:05:11 +0000
Received: from int-mx2.corp.redhat.com (int-mx2.corp.redhat.com [172.16.27.26]) 	by mx2.redhat.com (8.13.8/8.13.8) with ESMTP id n29E56HU024820; 	Mon, 9 Mar 2009 10:05:06 -0400
Received: from ns3.rdu.redhat.com (ns3.rdu.redhat.com [10.11.255.199]) 	by int-mx2.corp.redhat.com (8.13.1/8.13.1) with ESMTP id n29E56So008847; 	Mon, 9 Mar 2009 10:05:06 -0400
Received: from ton.toronto.redhat.com (ton.yyz.redhat.com [10.15.16.15]) 	by ns3.rdu.redhat.com (8.13.8/8.13.8) with ESMTP id n29E557J017946; 	Mon, 9 Mar 2009 10:05:05 -0400
Received: from ton.toronto.redhat.com (localhost.localdomain [127.0.0.1]) 	by ton.toronto.redhat.com (8.13.1/8.13.1) with ESMTP id n29E54BZ008836; 	Mon, 9 Mar 2009 10:05:04 -0400
Received: (from fche@localhost) 	by ton.toronto.redhat.com (8.13.1/8.13.1/Submit) id n29E53Dm008834; 	Mon, 9 Mar 2009 10:05:03 -0400
To: Pavan Naregundi <pavan.naregundi@in.ibm.com>
Cc: systemtap@sourceware.org
Subject: Re: Systemtap test on kernel-2.6.29-rc7-git2
References: <OF4538BE06.0E206E6C-ON65257574.00300F7C-65257574.003C9287@in.ibm.com>
From: fche@redhat.com (Frank Ch. Eigler)
Date: Mon, 09 Mar 2009 15:43:00 -0000
In-Reply-To: <OF4538BE06.0E206E6C-ON65257574.00300F7C-65257574.003C9287@in.ibm.com> (Pavan Naregundi's message of "Mon, 9 Mar 2009 16:29:37 +0530")
Message-ID: <y0m3adm94hc.fsf@ton.toronto.redhat.com>
User-Agent: Gnus/5.1008 (Gnus v5.10.8) Emacs/21.3 (gnu/linux)
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm
Precedence: bulk
List-Id: <systemtap.sourceware.org>
List-Subscribe: <mailto:systemtap-subscribe@sourceware.org>
List-Post: <mailto:systemtap@sourceware.org>
List-Help: <mailto:systemtap-help@sourceware.org>, <http://sourceware.org/lists.html#faqs>
Sender: systemtap-owner@sourceware.org
X-SW-Source: 2009-q1/txt/msg00645.txt.bz2

Pavan Naregundi <pavan.naregundi@in.ibm.com> writes:

> While running systemtap test suite run on kernel-2.6.29-rc7-git2, I ran
> into one problem related to sharedbuf.exp test case. Logs are as below
> [...]
> Unable to handle kernel paging request for data at address
> 0xd000000003ee7408
> Faulting instruction address: 0xc0000000000b1454
> [...]
>     pc: c0000000000b1454: .load_module+0x1584/0x1708
> [...]

It would be helpful to get a disassembly of this kernel function.
Maybe its error-handling paths are buggy.  Try triggering the problem
with a hand-made module that has unresolved external references.

- FChE