From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S266354AbUBLL7V (ORCPT ); Thu, 12 Feb 2004 06:59:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S266369AbUBLL7V (ORCPT ); Thu, 12 Feb 2004 06:59:21 -0500 Received: from dp.samba.org ([66.70.73.150]:52176 "EHLO lists.samba.org") by vger.kernel.org with ESMTP id S266354AbUBLL7U (ORCPT ); Thu, 12 Feb 2004 06:59:20 -0500 Date: Thu, 12 Feb 2004 22:57:18 +1100 From: Anton Blanchard To: Andrew Morton Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: 2.6.3-rc2-mm1 Message-ID: <20040212115718.GF25922@krispykreme> References: <20040212015710.3b0dee67.akpm@osdl.org> <20040212031322.742b29e7.akpm@osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040212031322.742b29e7.akpm@osdl.org> User-Agent: Mutt/1.5.5.1+cvs20040105i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > This kernel and also 2.6.3-rc1-mm1 have a nasty bug which causes > current->preempt_count to be decremented by one on each hard IRQ. It > manifests as a BUG() in the slab code early in boot. > > Disabling CONFIG_DEBUG_SPINLOCK_SLEEP will fix this up. Do not use this > feature on ia32, for it is bust. A few questions spring to mind. Like who wrote that dodgy patch? And any ideas how said person (who will remain nameless) broke ia32? Anton