From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jarek Poplawski Subject: Re: weird network problem - stalls, reload works Date: Tue, 07 Dec 2010 20:20:57 +0100 Message-ID: <4CFE8919.3030000@gmail.com> References: <4CFC17B8.4050908@msgid.tls.msk.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: netdev To: Michael Tokarev Return-path: Received: from mail-ww0-f42.google.com ([74.125.82.42]:36441 "EHLO mail-ww0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752796Ab0LGTVF (ORCPT ); Tue, 7 Dec 2010 14:21:05 -0500 Received: by wwi17 with SMTP id 17so1267848wwi.1 for ; Tue, 07 Dec 2010 11:21:03 -0800 (PST) In-Reply-To: <4CFC17B8.4050908@msgid.tls.msk.ru> Sender: netdev-owner@vger.kernel.org List-ID: Michael Tokarev wrote: > Hello. Hi, > > I've a weird networking problem here, which I'm > trying to hunt for some time. ... > So I'm quite stuck here, and don't know what to do next. > My next bet is to try another motherboard, in a hope that > this is just some broken interrupt controller, but it is > a bit too unreal... > > Any hints on what to try are greatly apprecated... You might try the usual stuff like in linux-2.6/REPORTING-BUGS ;-) Plus maybe some debugging turned on in the config (DMA?) and driver (s/#if 0/#if 1/ around line 69 in forcedeth.c). Btw, it seems there should be some watchdog traces in logs around those stalled pings. Cheers, Jarek P.