From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754264AbYIZCtr (ORCPT ); Thu, 25 Sep 2008 22:49:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753090AbYIZCtj (ORCPT ); Thu, 25 Sep 2008 22:49:39 -0400 Received: from qmta10.westchester.pa.mail.comcast.net ([76.96.62.17]:42593 "EHLO QMTA10.westchester.pa.mail.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753031AbYIZCtj (ORCPT ); Thu, 25 Sep 2008 22:49:39 -0400 X-Authority-Analysis: v=1.0 c=1 a=x17pv2GxPoAA:10 a=db7HBzCpc8oA:10 a=ZKCgBMgPiHFEo6gdk6kA:9 a=7_stDjvB73Tb_fJR_jgeEngBQwYA:4 a=nbrB6oW77rQA:10 Date: Thu, 25 Sep 2008 21:49:27 -0500 From: "Serge E. Hallyn" To: Lukas Hejtmanek Cc: linux-kernel@vger.kernel.org Subject: Re: CONFIG_SECURITY_ROOTPLUG [was: Re: 2.6.27-rc7 no init found on the root partition?] Message-ID: <20080926024927.GA13816@hallyn.com> References: <20080925165400.GQ31582@ics.muni.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080925165400.GQ31582@ics.muni.cz> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Quoting Lukas Hejtmanek (xhejtman@ics.muni.cz): > Hello, > > I finally found my problems with no init found. > > It was caused by the CONFIG_SECURITY_ROOTPLUG option. > > I wonder why this option in 2.6.26.3 kernel allows the kernel boot up, while > with 2.6.27-rc7, the kernel is unable to run even init. Hmm, is there a difference in the device drivers such that root_plug simply isn't able to find the usb 'key' in 2.6.27-rc7? When you boot with CONFIG_SECURITY_ROOTPLUG=n, can you read the usb key? -serge