Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751696AbaDXCeQ (ORCPT ); Wed, 23 Apr 2014 22:34:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:18525 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751047AbaDXCeP (ORCPT ); Wed, 23 Apr 2014 22:34:15 -0400 Date: Thu, 24 Apr 2014 10:35:44 +0800 From: Dave Young To: keescook@chromium.org Cc: hpa@zytor.com, linux-kernel@vger.kernel.org Subject: kaslr should avoid setup_data region Message-ID: <20140424023544.GA2180@darkstar.nay.redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello Kees I'm worrying that setup_data regions could be overwitten by randomize kernel base. Would you like to fix it in kaslr code? One problem is there could be a lot of setup_data regions but current mem_avoid is an fixed array. Thanks Dave -- 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/