From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D393EC433F5 for ; Wed, 13 Oct 2021 20:07:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B5F6560E96 for ; Wed, 13 Oct 2021 20:07:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238928AbhJMUJi (ORCPT ); Wed, 13 Oct 2021 16:09:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44372 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231245AbhJMUJg (ORCPT ); Wed, 13 Oct 2021 16:09:36 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9102C061570; Wed, 13 Oct 2021 13:07:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=RXVnMLzX0n92WenFQsNXvxZfnumwQy6spJ6FkB8/pLo=; b=n+Ps40O18Scs0fFFiCjsG5RddG L2h5n411+IZlaZPnon3TgZNCz2kx5vWiWsuVXQPy4kgzVnCbsLLbmvUnzF7+J7iQp9uHRruUyWnof e8Wo8oNWTJQ1boA+tzSvIgoJ4U2nqO9Kn4kPmjgjCG4tgFpUjVeOeB49EoqleT1iUZfpzNrVjCURU lZ8SYwoqU+xd1yYPgJ6seMYYzU2bcnpIRW0ESYLVJl2Ah4ENaQFDlbr3xF3fGAeO9jylhlq9XcTsN niyKlGK0qHsiuX1YhcFT65Fs6gLyl6NcLrnCVRmDmXumDutE336gLYahXFyVdcrWGRkCB7TB7qxtu VHmi3OJg==; Received: from willy by casper.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1makVR-007lZ6-EL; Wed, 13 Oct 2021 20:06:09 +0000 From: "Matthew Wilcox (Oracle)" Cc: "Matthew Wilcox (Oracle)" , Masahiro Yamada , Michal Marek , Nick Desaulniers , linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, efi@lists.einval.com, debian-kernel@lists.debian.org, linux-efi@vger.kernel.org Subject: [PATCH] builddeb: Support signing kernels with a Machine Owner Key Date: Wed, 13 Oct 2021 21:05:36 +0100 Message-Id: <20211013200536.1851070-1-willy@infradead.org> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If the config file specifies a signing key, use it to sign the kernel so that machines with SecureBoot enabled can boot. See https://wiki.debian.org/SecureBoot Signed-off-by: Matthew Wilcox (Oracle) --- scripts/package/builddeb | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/scripts/package/builddeb b/scripts/package/builddeb index 91a502bb97e8..4fa6ff2b5cac 100755 --- a/scripts/package/builddeb +++ b/scripts/package/builddeb @@ -147,7 +147,15 @@ else cp System.map "$tmpdir/boot/System.map-$version" cp $KCONFIG_CONFIG "$tmpdir/boot/config-$version" fi -cp "$($MAKE -s -f $srctree/Makefile image_name)" "$tmpdir/$installed_image_path" + +vmlinux=$($MAKE -s -f $srctree/Makefile image_name) +if is_enabled CONFIG_MODULE_SIG; then + cert=$srctree/$(grep ^CONFIG_MODULE_SIG_KEY= include/config/auto.conf | cut -d\" -f2) + key=${cert%pem}priv + sbsign --key $key --cert $cert "$vmlinux" --output "$tmpdir/$installed_image_path" +else + cp "$vmlinux" "$tmpdir/$installed_image_path" +fi if is_enabled CONFIG_OF_EARLY_FLATTREE; then # Only some architectures with OF support have this target -- 2.32.0