From owner-freebsd-current@FreeBSD.ORG Wed Sep 24 06:55:06 2014 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 45FD0E2D for ; Wed, 24 Sep 2014 06:55:06 +0000 (UTC) Received: from mail-wi0-f177.google.com (mail-wi0-f177.google.com [209.85.212.177]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C8EBF92E for ; Wed, 24 Sep 2014 06:55:05 +0000 (UTC) Received: by mail-wi0-f177.google.com with SMTP id q5so6559073wiv.10 for ; Tue, 23 Sep 2014 23:54:58 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-type:content-disposition:in-reply-to :user-agent; bh=ORGV8sSbFZ+vry0jX+Sz4krl2adWAClhIjRNT6Yo5xM=; b=QE8SVdE5tosfKdfMDa6ZXTfJYs1a3t6hfeRDyxKxvR09k3EEWCGc62ESy691JA9/24 wMwiS/opFiEqRlt3LmGgcfVdN9qiYRe1s0VfTqMYZgRJ62rLMlUVfO6zKWBuHM7wsYGP gXJSBLnfQCm/AtHu3HIrJXl7J4UEI6A/VjMy2UHpWa313W5BsvZ+wCeJpIcWNJqf9GKT TZUt/Yf/VTpRLgfCK9gilzdOtMrnsLIgrkObaQxbzYe6pHmzUSza3BJC+jw64XxS+HXI 3qX8s+wUjkU17TW4HeV3VyAZqDQ/Xdwd6M9inDQhcTd54EtkQ+VELmo8ZRPkTaoDwiEk SKTA== X-Gm-Message-State: ALoCoQlR3YRyxO3CzLS1eTGWIXhthBqzXHLUZM++RC1vVPko5ZJlT4wT4KLumySKe/Lo9eIU1Z0N X-Received: by 10.180.187.47 with SMTP id fp15mr28671995wic.70.1411541266584; Tue, 23 Sep 2014 23:47:46 -0700 (PDT) Received: from localhost ([94.3.67.218]) by mx.google.com with ESMTPSA id cz3sm18306691wjb.23.2014.09.23.23.47.45 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 23 Sep 2014 23:47:45 -0700 (PDT) Date: Wed, 24 Sep 2014 07:47:44 +0100 From: Matt Fleming To: Nathan Whitehorn Subject: Re: CURRENT: EFI boot failure Message-ID: <20140924064744.GL18635@console-pimps.org> References: <54178607.1060305@freebsd.org> <541786BE.6010105@freebsd.org> <20140916075121.29989a53.ohartman@zedat.fu-berlin.de> <5417E20D.8070607@freebsd.org> <20140916230348.189e80cd.ohartman@zedat.fu-berlin.de> <5418B8C3.7040406@FreeBSD.org> <20140919152207.0473e213.ohartman@zedat.fu-berlin.de> <542183A6.7060802@omnilan.de> <54218B0F.20707@freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <54218B0F.20707@freebsd.org> User-Agent: Mutt/1.5.21 (2010-09-15) Cc: Ed Maste , Andriy Gapon , Harald Schmalzbauer , FreeBSD Current , Allan Jude , "O. Hartmann" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Sep 2014 06:55:06 -0000 On Tue, 23 Sep, at 08:00:31AM, Nathan Whitehorn wrote: > Could you try adding -mno-avx2 to /sys/boot/amd64/Makefile.inc line 9? Do you pull the -mno-redzone flag anywhere? I'm looking through the loader sources now, and I see that switch in sys/conf/kern.mk, but it doesn't look like that's being pulled in for the boot loader source. Calling into EFI will trash the x86-64 redzone, if you've got it enabled. -- Matt Fleming, Intel Open Source Technology Center