Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp104396imm; Thu, 2 Aug 2018 14:54:15 -0700 (PDT) X-Google-Smtp-Source: AAOMgpfBWyTVTfSsnwYW5kQ1Jf9vqEnyIq6MaX71gfdsSA4bdt21IC3X9nYwULef+m7sH3aNXb1i X-Received: by 2002:a17:902:b595:: with SMTP id a21-v6mr1022222pls.23.1533246855038; Thu, 02 Aug 2018 14:54:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1533246855; cv=none; d=google.com; s=arc-20160816; b=cywWjt9U9dBOvcf0OGHR1qJxA+la9rslDIwLHbwuR1DFoy1qh01U/1u1C3cvlpzkIS HwGDBjUexgGqKvq0Gf9tpT+/I/suYmodUtpmyQIH/uO4DPKPVoSfNTEJScDI5WXCDf// D6rAMtmUz+8hC6/8qkl7a2/soKBKYBRS+L6FU1qva7AjgQPQlW3G3UtQ39PhifdBKSl3 02u+wb19TO9IM+bxthUvw/cAiOlIc92UnZkNCsjgoqSg4GI1ZFD/twnRsNvPT3cdpVx6 o3fIKoBlI+wgfMbNWZMyrRkanj+8WBGCYPiV1gfJLHk5hOhvhAfSqZvqqYDJ+3eeQ8+5 EFrA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature :arc-authentication-results; bh=H0zflNNvagRZKAv4tuyRdjDuCX6qMLrwNkukKt1XHrQ=; b=rEC1/8oPCBKgXoS+BQ/CNSTtPo/NewmuQH9Jp/EQJVd550tyWG9itNdMN6NNlOsKGY jVJZ350QCR46/KfRGPjraasH1dTw13cy1Nc4tqpk8PB4DU+akUbG/JBi/RSLyfHtgI3A ffQpMVupY0xvzDGYKQRcDu4Jy9ekjPMnNZ0YThcjPmCqjQ8WAW4Bv4VmqQBg5MpEGRvU vjlqk+tKRr/uVom4zt4baSO8j5A0jv3JtNQbA7KdQ1D2FZ3Rk34BOnuALuGjjQodtWrF SSI8rBAp36NVwaqczmCozvwQC5y1TcD+GoWzrlKDjdXlsNKzeqgNvUr/xhersQu+1NJb gNhw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=google header.b=YjxbHsao; 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 t196-v6si2702755pgc.308.2018.08.02.14.54.00; Thu, 02 Aug 2018 14:54:15 -0700 (PDT) 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; dkim=pass header.i=@linux-foundation.org header.s=google header.b=YjxbHsao; 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 S1732597AbeHBXpj (ORCPT + 99 others); Thu, 2 Aug 2018 19:45:39 -0400 Received: from mail-io0-f178.google.com ([209.85.223.178]:45879 "EHLO mail-io0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732585AbeHBXpj (ORCPT ); Thu, 2 Aug 2018 19:45:39 -0400 Received: by mail-io0-f178.google.com with SMTP id k16-v6so3324964iom.12; Thu, 02 Aug 2018 14:52:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=H0zflNNvagRZKAv4tuyRdjDuCX6qMLrwNkukKt1XHrQ=; b=YjxbHsaohnUgvtDAy2IwtSL52QGLsI8HWdBKZdZxuLQk24viw1Zok1TDH7KMlZyOp4 /WDlSBigShCh6xiHQCvSmEFuTJRajYNyYBS5uiW3lBXZH0/zLoaVyO/cZ1KAYEQNl2W0 BDOosiqhDnSjpjX4n1V458/rjkUP02pXySm6I= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=H0zflNNvagRZKAv4tuyRdjDuCX6qMLrwNkukKt1XHrQ=; b=KziwDdfYvgIp8XaxaxHwb2u0v8zD+zP/FSMwjAqSiGNv78PSXW+2yzJz/8ZHz6nflU YIBOEoRwSsdbu5HbFBQTAIU3pw/PQ7hCLJP3Fc3g2ysUBbA6CnbBplEhsnCNT9pqETKj qwVMNZCjKdlv6Kpw36JX6Dv9qTqVjDNv88Um+rNYpTrJ64MVA1TWb1dGLWZR/Q7JvdDq CkEJW7NMFT079iyvvywZcBk1WRQP8lXdNSw3hfvf7rogbxL/kel2Xnf8YmFlXXrCmGiZ s6EODwiXYzdDR5lHCeeRRLNdTu60iRo0LZkUatGh4bwDFyMOBngNn1YEWlknvaWqrJTP IARg== X-Gm-Message-State: AOUpUlH8l04cQ29PZlNzkKgLa8ICP1HAhGOr896tRfJko+EqBWhLu4T8 XAgU09Khng5Hb92kg46WR1U1MDYwOE9slmw5/fy7aQ== X-Received: by 2002:a6b:7a05:: with SMTP id h5-v6mr4200167iom.238.1533246755453; Thu, 02 Aug 2018 14:52:35 -0700 (PDT) MIME-Version: 1.0 References: <226835ba-2197-b850-6e5b-8ba14f7fd016@torlan.ru> <93bff248-6897-4867-841b-2dace11597de@torlan.ru> <1ec0a220-d5b0-1c27-e63b-c4d3f4ce9d77@torlan.ru> In-Reply-To: <1ec0a220-d5b0-1c27-e63b-c4d3f4ce9d77@torlan.ru> From: Linus Torvalds Date: Thu, 2 Aug 2018 14:52:24 -0700 Message-ID: Subject: Re: LVM snapshot broke between 4.14 and 4.16 To: wgh@torlan.ru Cc: Ilya Dryomov , Jens Axboe , linux-block , Linux Kernel Mailing List , Sagi Grimberg , Mike Snitzer , dm-devel@redhat.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Aug 2, 2018 at 2:39 PM WGH wrote: > > I've just found one public report of this bug, though: > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=900442 Yeah, it does sound like we should fix this issue. Ilya? Linus