From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: NMI lockup, 2.6.26 release Date: Tue, 22 Jul 2008 23:36:03 +0200 Message-ID: <20080722213603.GA3026@ami.dom.local> References: <200807222142.23710.denys@visp.net.lb> <48863F5A.9080104@gmail.com> <48864491.3010905@gmail.com> <200807222346.36284.denys@visp.net.lb> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: netdev@vger.kernel.org To: denys@visp.net.lb Return-path: Received: from mu-out-0910.google.com ([209.85.134.188]:51837 "EHLO mu-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753607AbYGVVfP (ORCPT ); Tue, 22 Jul 2008 17:35:15 -0400 Received: by mu-out-0910.google.com with SMTP id w8so1291413mue.1 for ; Tue, 22 Jul 2008 14:35:13 -0700 (PDT) Content-Disposition: inline In-Reply-To: <200807222346.36284.denys@visp.net.lb> Sender: netdev-owner@vger.kernel.org List-ID: On Tue, Jul 22, 2008 at 11:46:36PM +0300, denys@visp.net.lb wrote: > First patch - probably not related. Netconsole is on e100. > Second patch looks reasonable, because there is external interface (it is router) and e1000e there, with enabled TSO. Maybe some scanning tools doing connect to SSH and... BOOM.. i will try to patch it, thanks a lot! On the other hand, it seems the corruption of skbs fixed by this second patch should probably show in some other places... I wonder if you tried to run this without netconsole (or maybe netconsole on another dev/driver) or without this NMI watchdog, and similar lockups still happened? Jarek P. > > On Tuesday 22 July 2008, Jarek Poplawski wrote: > > Jarek Poplawski wrote, On 07/22/2008 10:13 PM: > > > > > denys@visp.net.lb wrote, On 07/22/2008 08:42 PM: > > > > > >> workload: ifb shapers, HTB, nat, 1 e1000, 3 e100 (heavily used only two e100) > > >> > > > > > > > > > Maybe it's unconnected but I'd recommend to try this fresh patch for > > > possible problems with e1000e vs. netconsole: > > > > > > http://permalink.gmane.org/gmane.linux.network/100581 > > > > > > ...and if you have TSO enabled, here is another "maybe unconnected" > > recommendation: > > > > http://permalink.gmane.org/gmane.linux.network/99585 > > > > Jarek P. > > > > -- > > To unsubscribe from this list: send the line "unsubscribe netdev" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > >