From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932914AbaHEJS4 (ORCPT ); Tue, 5 Aug 2014 05:18:56 -0400 Received: from mail-wg0-f46.google.com ([74.125.82.46]:55034 "EHLO mail-wg0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932792AbaHEJSw (ORCPT ); Tue, 5 Aug 2014 05:18:52 -0400 Date: Tue, 5 Aug 2014 10:18:48 +0100 From: Matt Fleming To: Bruno =?iso-8859-1?Q?Pr=E9mont?= Cc: P J P , Andrew Morton , linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org Subject: Re: 3.12 to 3.13 boot regression bisected - still applies to 3.16 Message-ID: <20140805091848.GN15082@console-pimps.org> References: <20140804113435.34ed8c76@pluto> <20140804122728.GH15082@console-pimps.org> <20140804150627.4563b6a7@pluto> <20140804135452.GJ15082@console-pimps.org> <20140805100242.425e1093@pluto> <20140805084542.GM15082@console-pimps.org> <20140805111330.3cf9319f@pluto> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20140805111330.3cf9319f@pluto> 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 Tue, 05 Aug, at 11:13:30AM, Bruno Prémont wrote: > > I get at least to just before > status = efi_call_early(exit_boot_services, handle, key); > in eboot.c on line 1310. A efi_printk inserted there is displayed. This is worth pointing out in case you're unaware, but do you know that it's not valid to call efi_printk() after ExitBootServices()? Doing so will almost certainly cause your machine to fault. -- Matt Fleming, Intel Open Source Technology Center