From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17731 invoked by alias); 1 Jun 2006 19:58:36 -0000 Received: (qmail 17722 invoked by uid 22791); 1 Jun 2006 19:58:35 -0000 X-Spam-Status: No, hits=-3.1 required=5.0 tests=BAYES_00,SPF_PASS X-Spam-Check-By: sourceware.org Received: from e4.ny.us.ibm.com (HELO e4.ny.us.ibm.com) (32.97.182.144) by sourceware.org (qpsmtpd/0.31) with ESMTP; Thu, 01 Jun 2006 19:58:32 +0000 Received: from d01relay02.pok.ibm.com (d01relay02.pok.ibm.com [9.56.227.234]) by e4.ny.us.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id k51JwTqj008903 for ; Thu, 1 Jun 2006 15:58:30 -0400 Received: from d01av02.pok.ibm.com (d01av02.pok.ibm.com [9.56.224.216]) by d01relay02.pok.ibm.com (8.12.10/NCO/VER6.8) with ESMTP id k51JwUSm108472 for ; Thu, 1 Jun 2006 15:58:30 -0400 Received: from d01av02.pok.ibm.com (loopback [127.0.0.1]) by d01av02.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id k51JwTvg014300 for ; Thu, 1 Jun 2006 15:58:29 -0400 Received: from [127.0.0.1] (sig-9-49-136-38.mts.ibm.com [9.49.136.38]) by d01av02.pok.ibm.com (8.12.11.20060308/8.12.11) with ESMTP id k51JwQ0I013963; Thu, 1 Jun 2006 15:58:28 -0400 Message-ID: <447F46DC.6020707@us.ibm.com> Date: Thu, 01 Jun 2006 19:58:00 -0000 From: Vara Prasad User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.2) Gecko/20040804 Netscape/7.2 (ax) X-Accept-Language: en-us, en MIME-Version: 1.0 To: sourceware-bugzilla@sourceware.org CC: systemtap@sources.redhat.com Subject: Re: [Bug kprobes/2726] New: systemtap.base/probefunc.exp crash in kernel/module.c:2114 on RHEL4 References: <20060601192814.2726.wcohen@redhat.com> In-Reply-To: <20060601192814.2726.wcohen@redhat.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes Mailing-List: contact systemtap-help@sourceware.org; run by ezmlm Precedence: bulk List-Subscribe: List-Post: List-Help: , Sender: systemtap-owner@sourceware.org X-SW-Source: 2006-q2/txt/msg00531.txt.bz2 Hi Will, Can we reproduce this on FC5/FC6, if se we can configure dump to get additional info. If you get a dump we can help you analyze the dump. bye, Vara Prasad wcohen at redhat dot com wrote: >When running the systemtap testsuite on a RHEL4 machine with the 2.6.9-37.EL >kernel, the systemtap.base/probesfunc.exp crashes the machine with the following >message on the console: > > >Linux slingshot.devel.redhat.com 2.6.9-37.EL #1 Fri May 19 17:55:44 EDT 2006 >i686 athlon i386 GNU/Linux > >Kernel panic - not sync: kernel/module.c:2114: >spin_lock(kernel/module.c:c036b280) already locked by kernel/module.c:2114 > > Badness in panic at kernel/panic.c:118 > > >systemtap.base/probefunc.exp definitely causes the crash when trying to probe >kernel.function("scheduler_tick"). I don't have a great deal of details about >the failure on the RHEL4 UP kernel. There wasn't a traceback or oops on the screen. > > >