Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp4143302imu; Mon, 10 Dec 2018 13:56:50 -0800 (PST) X-Google-Smtp-Source: AFSGD/U1k9YSNd39VumrBlKOjgXg1G4b8I3LxCtPxhtz+/VPn3jf8IR9Rl7gqkEXXZDvq5fusjcQ X-Received: by 2002:a62:3888:: with SMTP id f130mr13641091pfa.132.1544479010594; Mon, 10 Dec 2018 13:56:50 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1544479010; cv=none; d=google.com; s=arc-20160816; b=L0NMxrkigUMYG24tIRIFxkRprc59617phvqZbtPoMdxZHlSSG55d/g5MRNa7QZGX73 iZJUL8U+xmvde8E7zpsYXUukWvktoAUErqcPYwUV9FXTg7wyGenPs8NmnUXRREnwEL6X J6/w1c8iqQG7b+YsLWXpWDDn1NRcEYyoSBpXbjW568i7w+h8ao3Xoi+RK0IYhwW1ZYU+ NJVhmd/iqK7KimIRmD/KUeRZYSEUaVXd2DvEX4NxP2/VOncpJlHoW3qe6xMkNK7n6WkU 08ZkW82GF4l2Ldm9SoKQF2I+gUHHAL+5CJGLwKAuU5cc4lYnDpQQeX2ElHGnkita+jy5 fuKQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:user-agent:references :message-id:in-reply-to:subject:cc:to:from:date; bh=wCVf2TAbhH1fo/395wW7vNMbVmLlvKfzHI0XOPvAIKM=; b=S4uU73Lc5g9GAfhtd32XrawhCk4xZanNFwIFVc9c3h4G871k09hRMJus/LUO+7GdAa RG2hZhRgfEApWGHKSLQ2EbOcytFy53KGr1F5Be0hawFNWDaYM/s/YvooLYBOrmwc5fRT 2Im7gHUKhBA3ZVqONwHxDsX2TewGEXKKy/SBxB5dX3mydwrmIVdjZ9EdxP7ev9nBdMuy DYUVfO/KzrQzY6fIlPM6zlobd78CHjz+0I54mqQsn6TyHgKuc/ZOe8LV445WywmQ1ISY lrstTqrM2AQKrTPVL+5A1t9t5iwyXbHqnvpZFPtWTv3dulDy4EoXrrPDPH0DbUzJMNUN iBIw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u7si9621235pgg.357.2018.12.10.13.56.35; Mon, 10 Dec 2018 13:56:50 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729790AbeLJVQH (ORCPT + 99 others); Mon, 10 Dec 2018 16:16:07 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:34410 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728876AbeLJVQG (ORCPT ); Mon, 10 Dec 2018 16:16:06 -0500 Received: from p4fea4820.dip0.t-ipconnect.de ([79.234.72.32] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1gWSuJ-0004SK-Lk; Mon, 10 Dec 2018 22:16:03 +0100 Date: Mon, 10 Dec 2018 22:16:03 +0100 (CET) From: Thomas Gleixner To: Sasha Levin cc: LKML , stable@vger.kernel.org Subject: Re: [patch] futex: Cure exit race In-Reply-To: <20181210210920.75EBD20672@mail.kernel.org> Message-ID: References: <20181210152311.986181245@linutronix.de> <20181210210920.75EBD20672@mail.kernel.org> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 10 Dec 2018, Sasha Levin wrote: > This commit has been processed because it contains a -stable tag. > The stable tag indicates that it's relevant for the following trees: all > > The bot has tested the following trees: v4.19.8, v4.14.87, v4.9.144, v4.4.166, v3.18.128, > > v4.19.8: Build OK! > v4.14.87: Build OK! > v4.9.144: Build failed! Errors: > kernel/futex.c:1186:28: error: ???uaddr??? undeclared (first use in this function) > > v4.4.166: Build failed! Errors: > kernel/futex.c:1181:28: error: ???uaddr??? undeclared (first use in this function) > > v3.18.128: Build failed! Errors: > kernel/futex.c:1103:28: error: ???uaddr??? undeclared (first use in this function) > > How should we proceed with this patch? I'll look into that once this is sorted... I so love these rotten kernels. Thanks, tglx