From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp1 ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id cJtDBvxTmmFhcQAAgWs5BA (envelope-from ) for ; Sun, 21 Nov 2021 15:13:16 +0100 Received: from aspmx1.migadu.com ([2001:41d0:2:bcc0::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp1 with LMTPS id oKDHAfxTmmFtBAAAbx9fmQ (envelope-from ) for ; Sun, 21 Nov 2021 14:13:16 +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 6D2802D28F for ; Sun, 21 Nov 2021 15:13:15 +0100 (CET) Received: from localhost ([::1]:49958 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1monak-00080U-5k for larch@yhetil.org; Sun, 21 Nov 2021 09:13:14 -0500 Received: from eggs.gnu.org ([209.51.188.92]:44276) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1monab-0007xk-Vc for bug-guix@gnu.org; Sun, 21 Nov 2021 09:13:05 -0500 Received: from debbugs.gnu.org ([209.51.188.43]:32878) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1monaY-0001g7-8l for bug-guix@gnu.org; Sun, 21 Nov 2021 09:13:05 -0500 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1monaY-0004bG-2U for bug-guix@gnu.org; Sun, 21 Nov 2021 09:13:02 -0500 Subject: bug#24028: Linux-libre kernel does not build deterministically Resent-From: Maxim Cournoyer Original-Sender: "Debbugs-submit" Resent-To: bug-guix@gnu.org Resent-Date: Sun, 21 Nov 2021 14:13:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: cc-closed 24028 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: zimoun Mail-Followup-To: 24028@debbugs.gnu.org, maxim.cournoyer@gmail.com, ludo@gnu.org Received: via spool by 24028-done@debbugs.gnu.org id=D24028.163750396317648 (code D ref 24028); Sun, 21 Nov 2021 14:13:01 +0000 Received: (at 24028-done) by debbugs.gnu.org; 21 Nov 2021 14:12:43 +0000 Received: from localhost ([127.0.0.1]:44422 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1monaF-0004aa-BS for submit@debbugs.gnu.org; Sun, 21 Nov 2021 09:12:43 -0500 Received: from mail-qk1-f169.google.com ([209.85.222.169]:45970) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1monaE-0004aO-1A for 24028-done@debbugs.gnu.org; Sun, 21 Nov 2021 09:12:42 -0500 Received: by mail-qk1-f169.google.com with SMTP id d2so15314898qki.12 for <24028-done@debbugs.gnu.org>; Sun, 21 Nov 2021 06:12:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-transfer-encoding; bh=/1eMxqLt5GaZYG/7nBz+ly5uaX7YFAzxxOuUPKFd5mw=; b=cW+jGXlazagHQqgl+SvoucbDJSf3Eb1h5MRxVrNIr0T7fG0CKw6E761S9msFXvu0Dv zOhtxeM2s0fW31BhbOkBJhhFxk9gVrvV+9qDie3kkpqxbNoDocULpw6bPbNXkM9wghdU RdlYR1cC91Sr0JmG3w7XU4doucPw4xlI6z3o1f4eiwgJO8AYKwV2sjkC27S87wkKNPpU oIzKuUqmgF59ODygzVuIpfFogMsqlTYA4e2lvEXIbaQgWJ91MuzGP6/i8DCKKyZFOXx8 SMhHgpN0xmMKhJF9AQf0rX+4Y4U/nLLLz4323UqT6fNLQlkIyYYkEox8nkEEDV0TE8p8 TzGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version:content-transfer-encoding; bh=/1eMxqLt5GaZYG/7nBz+ly5uaX7YFAzxxOuUPKFd5mw=; b=5zzSNEROrpltB9otLglxNFZxfPs4E7/ni2KbyXj6gblLcijYjNwKXtagzw/1VNSZkN 40Wl8gLtIb8YsfnVgj2L3Y8X9/x+lHK2GiwVodEbSS0iU872RTZSuEoMQOqt8x5UBPf+ OOMvYW3ZdOlXzipGNJT+LKWqo6Edf/Z7pHOG0NlK/C3sITiu6MImDV8z1CWQFI03OHkk ReLAefUjLBnbpufZSjw5zd84yoGqXWUyQWaGHjx+88/xcxHPqTA9xN64E6xPmkVTismH Pw6ogY4mBMVPPqVtfA2ueTDmrzw/hSMP82wnZXmIgw7NgG3yPSJvUkx62zzE99Mnybxk xo8g== X-Gm-Message-State: AOAM532XxqKcZks5X1CiPl4xJozIpZeBZYYNlQdjk8sHOXl5luO3Xi6d 55xJDX/MOLz4L0CNH4xXxQQHhhrq/LgvVVZd X-Google-Smtp-Source: ABdhPJxtQ6dIk+Vi6RG6VYXJt27n9bdR1Ai1Jh6aDCHonqt0H0/zMJ+eAwGd+rNU2umZfkDyBCPkOw== X-Received: by 2002:a05:620a:2545:: with SMTP id s5mr40604633qko.323.1637503956395; Sun, 21 Nov 2021 06:12:36 -0800 (PST) Received: from hurd (dsl-10-148-124.b2b2c.ca. [72.10.148.124]) by smtp.gmail.com with ESMTPSA id az16sm3047736qkb.124.2021.11.21.06.12.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 21 Nov 2021 06:12:35 -0800 (PST) From: Maxim Cournoyer References: <87lh0xfsq2.fsf@gnu.org> <87imbjqeuo.fsf@gmail.com> <86lf3ztljp.fsf@gmail.com> Date: Sun, 21 Nov 2021 09:12:34 -0500 In-Reply-To: <86lf3ztljp.fsf@gmail.com> (zimoun's message of "Tue, 14 Sep 2021 13:59:38 +0200") Message-ID: <87y25hbnsd.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: 24028-done@debbugs.gnu.org Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: "bug-Guix" X-Migadu-Flow: FLOW_IN ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1637503995; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding:resent-to: resent-from:resent-sender:resent-message-id:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; bh=/1eMxqLt5GaZYG/7nBz+ly5uaX7YFAzxxOuUPKFd5mw=; b=AXb8OcUyqLeAvf1ZphOTsPO5yrjy3mUr/j0F0nEh7FxsJE0RLeKcTXt+ZXbzP3CI95DmCr wVRdqPyGiTUs0MIUYlFpvm+dLDTtBwcZX4t6IIq8LIpQpSxJeNEiJTL1sk8lsZmwANrFOy ltzDqr510ymffWZSxJnoiHdckn+2ri0BHqhA0wSaXIvNlEpH2lYdJUok2gxQOXvoKDyVD+ C9CE/2/EQBeYExV3wJU/QhMv91AYT0gmhJ4NVDmlVVfsD+GawRne4w0153Sa15wAe/NBxE BtHHIANGdPFapTvKvlDynLY2rfgC65KId3E/wT1xZUg/YSvNLboMesvaB5Wesw== ARC-Seal: i=1; s=key1; d=yhetil.org; t=1637503995; a=rsa-sha256; cv=none; b=VjA3EUTGmB76HHMcYnkFguH3hFJRPc4aMT7O3Jc2PzYuJUKGySVE6xsXHgrSG87BdzwYZi ehIhdHwc9ZlrZ5xx3ugExPtUfGiQe7NDQWf3CpZx73+BaT/mydf0DeqGE3dKSnovWfKUrx ChqfVn4PJEdR8WMMxh7RklkQCJeW63cOZdKlVIktx0S74HB15/EFYOFITk8nNYlTKGHEYR xTw0G5Jdzfubmi6eG/2CKqgJ5Dj3yHTtuqVweHwei30J17khPCUG+L61KCqjFl7xTwFW30 4wLEW7rIPQr7KdltHRvT8l+QpGLwL7SF+MLXpCMMblNlFYzKeeOJ6No+RtlcAw== ARC-Authentication-Results: i=1; aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20210112 header.b=cW+jGXla; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Spam-Score: -1.78 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gmail.com header.s=20210112 header.b=cW+jGXla; dmarc=fail reason="SPF not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Queue-Id: 6D2802D28F X-Spam-Score: -1.78 X-Migadu-Scanner: scn1.migadu.com X-TUID: 5QrKsrtsKxkQ Hello, zimoun writes: > Hi, > > On Fri, 09 Oct 2020 at 17:17, Maxim Cournoyer = wrote: >> ludo@gnu.org (Ludovic Court=C3=A8s) writes: >> >>> As of version 4.6.4, Linux-libre does not build reproducibly: >>> >>> $ guix challenge linux-libre >>> /gnu/store/wkdnd1dcgljr0jxmd3li8j0qsr2zwrci-linux-libre-4.6.4 contents = differ: >>> local hash: 1py214sd42qcq8l429m4zf4aibp8rl68kpkrzqi1nn65vnbxsx11 >>> https://hydra.gnu.org/nar/wkdnd1dcgljr0jxmd3li8j0qsr2zwrci-linux-libr= e-4.6.4: >>> 19hsdsjy5i9nfc1g28s074znzimzhylgkdpwz435j301sn9pxxp9 >>> $ wget -q -O - >>> https://hydra.gnu.org/nar/wkdnd1dcgljr0jxmd3li8j0qsr2zwrci-linux-libre-= 4.6.4 >>> | bunzip2 | guix archive -x t >>> $ diff -ur --no-dereference /gnu/store/wkdnd1dcgljr0jxmd3li8j0qsr2zwrci= -linux-libre-4.6.4 /tmp/t >>> Binary files /gnu/store/wkdnd1dcgljr0jxmd3li8j0qsr2zwrci-linux-libre-4.= 6.4/bzImage and /tmp/t/bzImage differ >>> >>> Apparently people are working on it: >>> . >> >> I just tested with linux-libre 5.8.10, and it still suffers from >> reproducibility problems, but only for one file: >> >> diff -r /gnu/store/jc1dydmax5sdfljpi5mq5dhq9wdr92xy-linux-libre-5.8.10{,= -check} >> Binary files /gnu/store/jc1dydmax5sdfljpi5mq5dhq9wdr92xy-linux-libre-5.8= .10/bzImage and /gnu/store/jc1dydmax5sdfljpi5mq5dhq9wdr92xy-linux-libre-5.8= .10-check/bzImage differ > > Still the same issue with 5.13.15. > > diff -r --no-dereference /gnu/store/y9r7physjpa23znb7r6rg38wpmxrkp0s-linu= x-libre-5.13.15{,-check} > Binary files /gnu/store/y9r7physjpa23znb7r6rg38wpmxrkp0s-linux-libre-5.13= .15/bzImage and /gnu/store/y9r7physjpa23znb7r6rg38wpmxrkp0s-linux-libre-5.1= 3.15-check/bzImage differ Fixed in 01ea70a29c on core-updates-frozen, after taking hints from https://lwn.net/Articles/841624/. Thanks, Closing. Maxim