From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id IOdfICHhIWBGOAAA0tVLHw (envelope-from ) for ; Tue, 09 Feb 2021 01:10:57 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id mGs1HCHhIWCrPQAAB5/wlQ (envelope-from ) for ; Tue, 09 Feb 2021 01:10:57 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 85CA59403E8 for ; Tue, 9 Feb 2021 01:10:56 +0000 (UTC) Received: from localhost ([::1]:52786 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l9HYN-0005CM-AZ for larch@yhetil.org; Mon, 08 Feb 2021 20:10:55 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:40418) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l9HXX-0005BG-Fi for guix-patches@gnu.org; Mon, 08 Feb 2021 20:10:05 -0500 Received: from debbugs.gnu.org ([209.51.188.43]:40653) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l9HXW-0002DZ-JK for guix-patches@gnu.org; Mon, 08 Feb 2021 20:10:03 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1l9HXW-0007ps-Dx for guix-patches@gnu.org; Mon, 08 Feb 2021 20:10:02 -0500 Subject: bug#30111: gnu: gcc@7: Apply the 'retpoline' mitigation technique. Resent-From: zimoun Original-Sender: "Debbugs-submit" Resent-To: guix-patches@gnu.org Resent-Date: Tue, 09 Feb 2021 01:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 30111 X-GNU-PR-Package: guix-patches X-GNU-PR-Keywords: security patch To: Efraim Flashner Cc: 30111-done@debbugs.gnu.org, Alex Vong Mail-Followup-To: 30111@debbugs.gnu.org, zimon.toutoune@gmail.com, alexvong1995@gmail.com Received: via spool by 30111-done@debbugs.gnu.org id=D30111.161283300030094 (code D ref 30111); Tue, 09 Feb 2021 01:10:02 +0000 Received: (at 30111-done) by debbugs.gnu.org; 9 Feb 2021 01:10:00 +0000 Received: from localhost ([127.0.0.1]:52196 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l9HXT-0007pJ-I7 for submit@debbugs.gnu.org; Mon, 08 Feb 2021 20:09:59 -0500 Received: from mail-wr1-f47.google.com ([209.85.221.47]:43946) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l9HXP-0007oV-JY for 30111-done@debbugs.gnu.org; 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Mon, 08 Feb 2021 17:09:50 -0800 (PST) Received: from lili ([2a01:e0a:59b:9120:65d2:2476:f637:db1e]) by smtp.gmail.com with ESMTPSA id g15sm13686362wrx.1.2021.02.08.17.09.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Feb 2021 17:09:49 -0800 (PST) From: zimoun References: <877esksi62.fsf@gmail.com> <86czz6u2cg.fsf@gmail.com> <86y2gzqy1e.fsf@gmail.com> Date: Tue, 09 Feb 2021 02:07:28 +0100 In-Reply-To: (Efraim Flashner's message of "Mon, 11 Jan 2021 22:03:06 +0200") Message-ID: <86sg66jbfz.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+larch=yhetil.org@gnu.org Sender: "Guix-patches" X-Migadu-Flow: FLOW_IN X-Migadu-Spam-Score: -1.26 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20161025 header.b=qohIpBpB; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of guix-patches-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-patches-bounces@gnu.org X-Migadu-Queue-Id: 85CA59403E8 X-Spam-Score: -1.26 X-Migadu-Scanner: scn1.migadu.com X-TUID: UlAv0NJlcWSj Hi, On Mon, 11 Jan 2021 at 22:03, Efraim Flashner wrote: > On Mon, Jan 11, 2021 at 04:43:41PM +0100, zimoun wrote: >> On Sat, 19 Dec 2020 at 00:22, zimoun wrote: >> > On Sun, 14 Jan 2018 at 21:07, Alex Vong wrote: >> > >> >> This patch adds the repoline patches (totally 17 of them) taken from the >> >> 'retpoline-20180107' branch at >> >> ``http://git.infradead.org/users/dwmw2/gcc-retpoline.git'' to gcc@7. >> > >> > As asked here: , since gcc >> > 7.3 is in, and now even more recent, I am inclined to close this >> > submission since it appears to me no more relevant. >> >> If no objection, I will close this in the coming days. > > I believe we're good > > (ins)efraim@3900XT ~$ lscpu | grep retpoline > Vulnerability Spectre v2: Mitigation; Full AMD retpoline, IBPB conditional, STIBP conditional, RSB filling > (ins)efraim@3900XT ~$ uname -a > Linux 3900XT 5.10.6-gnu #1 SMP 1 x86_64 GNU/Linux Thanks Efraim. If I miss something, please reopen it. Cheers, simon