From owner-freebsd-toolchain@freebsd.org Mon Oct 17 21:19:04 2016 Return-Path: Delivered-To: freebsd-toolchain@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 62B79C15E64 for ; Mon, 17 Oct 2016 21:19:04 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-io0-x233.google.com (mail-io0-x233.google.com [IPv6:2607:f8b0:4001:c06::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 20020A85 for ; Mon, 17 Oct 2016 21:19:04 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-io0-x233.google.com with SMTP id q192so202512945iod.0 for ; Mon, 17 Oct 2016 14:19:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:from:date:message-id :subject:to:cc; bh=f20JczM6D+Y4lkv69kMUjGNi9CcW8jvkgXMMdqz59z8=; b=IgniCRdTjyfiE/jg7ietdOErAVkXgvqHHlO6reC4pnO8yZKFIil5j3Ty4L6mgiwqg4 8XsFpr+RlnXiiuIMMIdZIXLXadDyBB9x+e/rYFDwuzPalAdB0d8rykOOX/MV5CxbiDDR 6KB3LeYR05BCAn/Wdsvf5+n4ysiy4E6HIQEmgxq23MpCJNgZjfDahr8/GTFcRdE4x7n6 VCKjoqB65pBN5+4fU8C3Ajlth9mDMLxZdfu84oqSKU69ju7Z3DgidB8gy7vY7v87XKNe CjUaJwsT+MiGgeCHqUTGAJh8fwHnQlMLu61vbvZNi+/qRxVuVMSuRJfPBcwXqk/ybuM+ +w0A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:from :date:message-id:subject:to:cc; bh=f20JczM6D+Y4lkv69kMUjGNi9CcW8jvkgXMMdqz59z8=; b=Ghbax0s6BQfdEDLM4zdql3Uaypq4oEPaodDGjgdIiVft8mkzauAkjBCxWgA5Xrtn8p gBJrYaHnTS5dRIU9/e3bsGAbmkPCWKuj/uxRex6L2rk2lzD4C0EYkq3AtG39WKlrccxr tP29GGI52CP0WrsphlDQrIYiN9Ud4euBO0jgDeZnQXJ+t0jCuh1Kk9Stu/skoWXdH3/J Q8gJHErhMYriG00mu09Slf5bLZx809qqV6qW+A3/Omf/ER38xebCWCyyqQBolBhrQaB6 JyGoXp9OesEccd1vLUMB3UV6V8W1xTPL71UycoIR3RUKUAIIvfTegAkjAVs9ezfbW7Y4 bA9A== X-Gm-Message-State: AA6/9Rmo4lCw7REH0mYJN3FW3I1G2SOEGmzFouu+4KJoGcvcyasmW31aCdLJPToTUuNZQSV/HOLUlST8RdPVGg== X-Received: by 10.107.179.70 with SMTP id c67mr24200183iof.169.1476739143496; Mon, 17 Oct 2016 14:19:03 -0700 (PDT) MIME-Version: 1.0 Sender: carpeddiem@gmail.com Received: by 10.107.180.211 with HTTP; Mon, 17 Oct 2016 14:18:42 -0700 (PDT) In-Reply-To: <20161017211143.GA20952@mutt-hardenedbsd> References: <20161017211143.GA20952@mutt-hardenedbsd> From: Ed Maste Date: Mon, 17 Oct 2016 17:18:42 -0400 X-Google-Sender-Auth: 83LnhgWppbWt27pFQCKcQBd5LNU Message-ID: Subject: Re: RPI3 - clang 3.9.0 issues To: Shawn Webb Cc: "freebsd-toolchain@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-BeenThere: freebsd-toolchain@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Maintenance of FreeBSD's integrated toolchain List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 Oct 2016 21:19:04 -0000 On 17 October 2016 at 17:11, Shawn Webb wrote: > > When the kernel is compiled with clang 3.9.0, it seems to freeze after > being loaded by the clang 3.8 boot1.efi/loader.efi. I'm unsure if it's > actually frozen or if simply nothing is being outputted to the console. > Either way, I don't see console messages and the RPI3 _appears_ frozen. This will probably be a bit tricky to track down. Have you tried booting a Clang 3.8-compiled kernel with a Clang 3.9 boot1.efi and loader.efi? Do you get any kernel output, or nothing after the last lines of loader output?