Return-path: Received: from mx1.redhat.com ([209.132.183.28]:27127 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932529Ab2CEPMB (ORCPT ); Mon, 5 Mar 2012 10:12:01 -0500 Date: Mon, 5 Mar 2012 16:11:41 +0100 From: Stanislaw Gruszka To: =?utf-8?B?VG9tw6HFoSBKYW5vdcWhZWs=?= Cc: wwguy , "linux-kernel@vger.kernel.org" , "linux-wireless@vger.kernel.org" , Johannes Berg , security@kernel.org Subject: Re: iwlagn: memory corruption with WPA enterprise Message-ID: <20120305151138.GB17800@redhat.com> (sfid-20120305_161221_277778_CB6A3079) References: <20111119181106.GA5515@nomi.cz> <1321755233.22510.1.camel@wwguy-ubuntu> <20111120032016.GA14520@nomi.cz> <1321763314.22510.4.camel@wwguy-ubuntu> <20111120204007.GA7273@nomi.cz> <20120210180929.GA17733@nomi.cz> <20120214092020.GB12905@redhat.com> <20120305140130.GA15186@nomi.cz> <20120305145700.GA17800@redhat.com> <20120305150031.GA22387@nomi.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: <20120305150031.GA22387@nomi.cz> Sender: linux-wireless-owner@vger.kernel.org List-ID: Hello. On Mon, Mar 05, 2012 at 04:00:31PM +0100, Tomáš Janoušek wrote: > On Mon, Mar 05, 2012 at 03:57:01PM +0100, Stanislaw Gruszka wrote: > > No problem. Can you remind me, is this reproducible on 64-bit kernel > > with 32-bit user space? I'm asking because I would like to know if we > > need to backport those fixes to our kernel. We do not enable > > CONFIG_CRYPTO_AES_NI_INTEL on 32 bit kernel, only on 64 bit, but if this > > problem happen with 32-bit user land with 64 bit kernel, we will need to > > do backport. > > It happens in 32-bit KVM guests on a 64-bit host, so I guess you need it. Perhaps bug was triggered because KVM 32-bit guest had CONFIG_CRYPTO_AES_NI_INTEL enabled ? Stanislaw