From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752593AbaBKWTG (ORCPT ); Tue, 11 Feb 2014 17:19:06 -0500 Received: from relay1.sgi.com ([192.48.179.29]:42429 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751347AbaBKWTE (ORCPT ); Tue, 11 Feb 2014 17:19:04 -0500 Date: Tue, 11 Feb 2014 16:19:03 -0600 From: Alex Thorlton To: Borislav Petkov Cc: Russ Anderson , "H. Peter Anvin" , Matt Fleming , linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org Subject: Re: [BUG] Linux 3.14 fails to boot with new EFI changes Message-ID: <20140211221903.GG27648@sgi.com> References: <20140128225905.GN815@pd.tnic> <20140128234036.GB18196@sgi.com> <20140129141822.GC24887@pd.tnic> <20140130221950.GJ3105@sgi.com> <52EAD0F2.7090101@zytor.com> <20140131100722.GA21873@pd.tnic> <20140131140220.GC22498@sgi.com> <20140131142318.GC21873@pd.tnic> <20140205214536.GT3034@sgi.com> <20140205231540.GB6364@pd.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140205231540.GB6364@pd.tnic> 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 On Thu, Feb 06, 2014 at 12:15:40AM +0100, Borislav Petkov wrote: > On Wed, Feb 05, 2014 at 03:45:36PM -0600, Alex Thorlton wrote: > > While working on an answer to this question, I ran across another issue > > on some newer hardware, that looks like it's definitely related to this > > problem, and might be the root cause. > > > > When booting on a UV2 we die in efi_enter_virtual_mode: > > > > BUG: unable to handle kernel paging request at 0000008f7e848020 > > IP: [<000000007dadb6a9>] 0x7dadb6a8 > > PGD 0 > > That looks very much like this other issue we're debugging right now: Have there been any developments on this since last week, Boris? Just trying to make sure that we stay in the loop on this issue. Let me know if there's anything else we can do from our end to help expedite the process. I'm always available to test new ideas. Thanks! - Alex