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 X-Spam-Level: X-Spam-Status: No, score=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9439DC2BA1A for ; Sun, 26 Apr 2020 05:58:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F6872074F for ; Sun, 26 Apr 2020 05:58:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="A+xOWq7p" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726135AbgDZF6q (ORCPT ); Sun, 26 Apr 2020 01:58:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42790 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725468AbgDZF6q (ORCPT ); Sun, 26 Apr 2020 01:58:46 -0400 Received: from mail-lf1-x135.google.com (mail-lf1-x135.google.com [IPv6:2a00:1450:4864:20::135]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C7C2FC061A0C for ; Sat, 25 Apr 2020 22:58:45 -0700 (PDT) Received: by mail-lf1-x135.google.com with SMTP id t11so11070519lfe.4 for ; Sat, 25 Apr 2020 22:58:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=BRHYKk0cAK9iQ8dbO2z8hGkWBxVoF30VDpbLNYJldK8=; b=A+xOWq7pf7BTm9yQe+3pt3xNHtXzzmME300uQmVeoNzqhbdBvIGcQ0tgsXReOglIcd wIRSFcrhz3C1bqLK32CF9SpVJ610i0++O4BnFzlV3PMSHxtLxf8r4/qQSxwK1QMtU2gT 4nr5IlUJ2PkxBmcN59NgtlgW5amlsQCUeWW5P55YZnETGHm9LJuG1wiOAvcl5i8JPzny O+TBEf4s4BrE22155skTynG9HADMlHccQjjxZBwCTCpUmja2cNfbzoe67VLxcB0ZLVpX Vrd8zfXG1ieW3FV8hCSzlGT+1QDnJksmq8/B1koktndgUo9/D1U+AreWNTRCHYDyYmPH XL1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=BRHYKk0cAK9iQ8dbO2z8hGkWBxVoF30VDpbLNYJldK8=; b=mOL1JRcvKEDjsq/br5kpNtiBSSPhtkmMUpIWotBPcB+VaBICcFy+IV2pkLvj4Wmc07 ZCLRANHCd44VYm1SAfwvb1t1Jg7hl9nt9ExSNQsdh02xf3hjUYCNA0pfDRIJkbXO4o7O glNS5G3qsWSBesyEL+UsyhYn2G6UFqCDN6zSp7zRDqKysj7Hk/TB7pOiqk6xAhyyN0+c OOAOtJySHzRIS4PeWisG4JLfmEwYOA5iqDHCQKS6Ty7gkzBainMEn0ZM2wUe1Kj+Mp9T 4uYxYCWyitF3g9FrMMgdlMYqN5AVislpFxoqVetOttT29EGD2hEN/fUWPjxmelQK52tz 6vHg== X-Gm-Message-State: AGi0PubZsM/cV6+S+uin99YJQ0pN/zMLdnlA5u6DgmS9kCSMiBIMBjZt cTmD/jMvBwfABpPElaZgf64wEItQ X-Google-Smtp-Source: APiQypJMoAz1IZuygCoY2Zu/faCwM0xFXaS9xdcDyhFQ1DHxIyMC+nkO9G91l92cVWEBAvyBIECWDQ== X-Received: by 2002:a19:e041:: with SMTP id g1mr11356472lfj.70.1587880721388; Sat, 25 Apr 2020 22:58:41 -0700 (PDT) Received: from ?IPv6:2a00:1370:812d:48ee:3630:6817:757e:9dcf? ([2a00:1370:812d:48ee:3630:6817:757e:9dcf]) by smtp.gmail.com with ESMTPSA id d23sm8198660ljg.90.2020.04.25.22.58.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 25 Apr 2020 22:58:40 -0700 (PDT) Subject: Re: Help needed to recover from partition resize/move To: Chris Murphy , Yegor Yegorov Cc: Btrfs BTRFS References: From: Andrei Borzenkov Message-ID: <88488595-8392-c6e2-2784-84607c233d84@gmail.com> Date: Sun, 26 Apr 2020 08:58:39 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org 26.04.2020 03:56, Chris Murphy пишет: > On Sat, Apr 25, 2020 at 3:55 PM Yegor Yegorov wrote: >> >> /dev/nvme0n1p3 309248 368949247 368640000 175.8G Linux filesystem > >> total_bytes 188743680000 > > OK, actually I'm wrong. 188743680000/512=368640000 sectors, which > matches the GPT partition. So I'm not sure what happened. > The original error message (bad tree block start, want 1048576 have 6267530653245814412) means content of root node is wrong. 1048576 is where btrfs "starts". If you cannot read that, you do not have any way to reach other data. Likely something went wrong copying data. >> ERROR: superblock bytenr 274877906944 is larger than device size 188743680000 > > I don't see this value in the superblock. > This is the third superblock. "dump-super -a" may show it. > What do you get for > > btrfs insp dump-s -f /dev/nvme0n1p3 > btfs insp dump-t -d /dev/nvme0n1p3 > >