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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61148C4332F for ; Fri, 3 Dec 2021 23:45:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354459AbhLCXtJ (ORCPT ); Fri, 3 Dec 2021 18:49:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354388AbhLCXtH (ORCPT ); Fri, 3 Dec 2021 18:49:07 -0500 Received: from mail-ot1-x32f.google.com (mail-ot1-x32f.google.com [IPv6:2607:f8b0:4864:20::32f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C48E7C061353 for ; Fri, 3 Dec 2021 15:45:42 -0800 (PST) Received: by mail-ot1-x32f.google.com with SMTP id x3-20020a05683000c300b0057a5318c517so5357741oto.13 for ; Fri, 03 Dec 2021 15:45:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=60reH7R0DIOnYiDzjJxXKxDAKSmQYMrrZWuqMItQwS0=; b=lwLR59toSKg0d3DkxASJYGkZ8L16glxKUaDTTvF+88eWEDzjr4kjtxvRl33PVBnKDD htg85jvk5miIto3O0oC10nexmnVRUMkm0LPTObzhAaHdC9pSe7CF2JCNF75x/WGIkOG3 PM1RuTN6Nhu5/g4qGlmgmqHRM2UZSR8UXi8+g/rcskGP7alvFuGEMFDeGahQ1pLEjsrX Z6EFmUfQjhtG/4rRPSVC1kWoUh+nSdz2aRIUoHXdKW8VYEFiDZIrfgmJAN7aC4i78hhh MVVhyQh/Hs2vmX+fTK9085aBpBW56vEUhxfheI0Ytpw8QrKAGkDBvIXT/x3LUmzXzWvU D5eA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=60reH7R0DIOnYiDzjJxXKxDAKSmQYMrrZWuqMItQwS0=; b=PKjmmZqfmXpnlhNPvHfLMSxMhcRHLJ1DQ4xF6IlaPuIhNwWbWs20O5vP+X7OG93fI4 Y59iFSLVUx55oT7g/GUtV7ueZlRyF1XK8kMT71ik9FucQpkh+Vzjw0QVfckz2D1P1PLI 6qx5usv3QAiRXvT8OWhHoaHDE+LzOnsjpKvl+mx6z41HDy6iHyqN49ZdeZJIbxlfX1Kv kyO8J1iKFOt5J7HTf7D0q+ym+DwZVudCJwOts4rmbk6aX6DMBn7xSSPnYgshZ4iqeVb2 b0qpP2fDauklWT64P1RqQaiWDJyR8+Ekr6kAmsuPN4F9KnKhjVa2INs5+uoPf/5UT7Uf GWSg== X-Gm-Message-State: AOAM530K/ePfYbyc5wrB8nA4U5S3WqfhSZ0TaLDZxuwdHqQGgBmD/de4 UJiuzD9OatBUobHTTr/3ELKEDNF672u4EgJCK8JjrQ== X-Google-Smtp-Source: ABdhPJwprIsuAE81kQhNwY2u7JUyLZ0Gf1lKN54zx/jf0D8m6dhbAAqy4FkFq551WfGByrnkVKj8Umhm/PE2NQckFns= X-Received: by 2002:a9d:77d1:: with SMTP id w17mr18546120otl.329.1638575142007; Fri, 03 Dec 2021 15:45:42 -0800 (PST) MIME-Version: 1.0 References: <20211130114433.2580590-1-elver@google.com> <20211130114433.2580590-5-elver@google.com> <20211203165020.GR641268@paulmck-ThinkPad-P17-Gen-1> <20211203210856.GA712591@paulmck-ThinkPad-P17-Gen-1> <20211203234218.GA3308268@paulmck-ThinkPad-P17-Gen-1> In-Reply-To: <20211203234218.GA3308268@paulmck-ThinkPad-P17-Gen-1> From: Marco Elver Date: Sat, 4 Dec 2021 00:45:30 +0100 Message-ID: Subject: Re: [PATCH v3 04/25] kcsan: Add core support for a subset of weak memory modeling To: paulmck@kernel.org Cc: Alexander Potapenko , Boqun Feng , Borislav Petkov , Dmitry Vyukov , Ingo Molnar , Mark Rutland , Peter Zijlstra , Thomas Gleixner , Waiman Long , Will Deacon , kasan-dev@googlegroups.com, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, llvm@lists.linux.dev, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 4 Dec 2021 at 00:42, Paul E. McKenney wrote: [...] > And to further extend this bug report, the following patch suppresses > the error. > > Thanx, Paul > > ------------------------------------------------------------------------ > > commit d157b802f05bd12cf40bef7a73ca6914b85c865e > Author: Paul E. McKenney > Date: Fri Dec 3 15:35:29 2021 -0800 > > kcsan: selftest: Move test spinlock to static global Indeed, that will fix the selftest. The kcsan_test has the same problem (+1 extra problem). We raced sending the fix. :-) I hope this patch works for you: https://lkml.kernel.org/r/20211203233817.2815340-1-elver@google.com Thanks, -- Marco