From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750784AbWGHGjQ (ORCPT ); Sat, 8 Jul 2006 02:39:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751301AbWGHGjQ (ORCPT ); Sat, 8 Jul 2006 02:39:16 -0400 Received: from ns.virtualhost.dk ([195.184.98.160]:7236 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S1750784AbWGHGjP (ORCPT ); Sat, 8 Jul 2006 02:39:15 -0400 Date: Sat, 8 Jul 2006 08:41:32 +0200 From: Jens Axboe To: "Luiz Fernando N. Capitulino" Cc: Andrew Morton , Michael Kerrisk , linux-kernel@vger.kernel.org, michael.kerrisk@gmx.net, vendor-sec@lst.de Subject: Re: splice/tee bugs? Message-ID: <20060708064131.GG4188@suse.de> References: <20060707070703.165520@gmx.net> <20060707040749.97f8c1fc.akpm@osdl.org> <20060707131310.0e382585@doriath.conectiva> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060707131310.0e382585@doriath.conectiva> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 07 2006, Luiz Fernando N. Capitulino wrote: > On Fri, 7 Jul 2006 04:07:49 -0700 > Andrew Morton wrote: > > | On Fri, 07 Jul 2006 09:07:03 +0200 > | "Michael Kerrisk" wrote: > | > | > c) Occasionally the command line just hangs, producing no output. > | > In this case I can't kill it with ^C or ^\. This is a > | > hard-to-reproduce behaviour on my (x86) system, but I have > | > seen it several times by now. > | > | aka local DoS. Please capture sysrq-T output next time. > > If I run lots of them in parallel, I get the following OOPs in a few > seconds: With the patch posted? You need the i vs nrbufs fix. -- Jens Axboe