Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964785AbWANPZu (ORCPT ); Sat, 14 Jan 2006 10:25:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964965AbWANPZs (ORCPT ); Sat, 14 Jan 2006 10:25:48 -0500 Received: from [62.38.115.213] ([62.38.115.213]:45722 "EHLO pfn3.pefnos") by vger.kernel.org with ESMTP id S964785AbWANPZr (ORCPT ); Sat, 14 Jan 2006 10:25:47 -0500 From: "P. Christeas" To: Ian Kent Subject: Re: Regression in Autofs, 2.6.15-git Date: Sat, 14 Jan 2006 17:25:26 +0200 User-Agent: KMail/1.9 Cc: Andrew Morton , hch@lst.de, linux-kernel@vger.kernel.org References: <200601140217.56724.p_christ@hol.gr> <20060114051737.6e49dffe.akpm@osdl.org> <200601141711.06598.p_christ@hol.gr> In-Reply-To: <200601141711.06598.p_christ@hol.gr> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200601141725.28347.p_christ@hol.gr> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 802 Lines: 17 On Saturday 14 January 2006 5:11 pm, P. Christeas wrote: > Doesn't that mean that mnt==0x0004 ? Clearly wrong. I can also see from > Christian's patch that mnt wasn't previously used, so it makes perfect > sense for that commit to introduce the oops. > > I guess the problem lies in autofs4_revalidate (fs/autofs4/root.c:420), the > nd->mnt value.. > > I will add a silly validator (mnt>0xff) instead of (mnt) and see.. Confirmed: ((u32)mnt>0xff) discards the invalid 'mnt' value and the oops disappears. That is, the autofs4 code needs some debugging :( . - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/