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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=ham 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 BD7DFC43613 for ; Fri, 21 Jun 2019 23:00:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 418792084E for ; Fri, 21 Jun 2019 23:00:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=tuta.io header.i=@tuta.io header.b="N96Cz2aR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726132AbfFUXAT (ORCPT ); Fri, 21 Jun 2019 19:00:19 -0400 Received: from w1.tutanota.de ([81.3.6.162]:53824 "EHLO w1.tutanota.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726083AbfFUXAT (ORCPT ); Fri, 21 Jun 2019 19:00:19 -0400 Received: from w2.tutanota.de (unknown [192.168.1.163]) by w1.tutanota.de (Postfix) with ESMTP id BF5E1FA015E for ; Fri, 21 Jun 2019 23:00:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tuta.io; s=20161216; t=1561158016; bh=M0pJxPgVheW4S7Y9IpSMyJri2WI7fF1Kyv0f0X6JT0E=; h=Date:From:To:In-Reply-To:References:Subject:From; b=N96Cz2aRFehXQf3lZ360ws1M1CFgcRYpyCz6RQPXtMv01CBuV54QRCdCT1QkPnf/4 dU6Rv45IIw4O7juCFE+XxDog070V7XGZV/fGlOaEz9FYlHH1F4iRNNHped+ggodEO2 /dkS9rMJJvQdAjSudAgzFnJps7aGh79RVJTxnRYPN71pUxGQ0BQy+Zx1iD8xDgAdp7 SRlB99r19lvhIwKmsObD+HjwPnxjRMG8NgyNBQM8bVa5zKxoSXmD9auXIZE3qi4eV9 DpmyVneOPfrZ1Ptjh2KA7As78PHjaxWVsdduyDNI1JFLkn8iaEQ62b8idrPV9aVOBn +wrs0s/b1cfDg== Date: Sat, 22 Jun 2019 01:00:16 +0200 (CEST) From: To: Linux Btrfs Message-ID: In-Reply-To: References: Subject: Re: Can't mount or recover! Help! ERROR: cannot read chunk root ERROR: cannot open file system MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org [root@TYOMIX tyomix]# btrfs restore -D /dev/sda3 /dev/null checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 bad tree block 1048576, bytenr mismatch, want=3D1048576, have=3D0 ERROR: cannot read chunk root Could not open root, trying backup super checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 bad tree block 1048576, bytenr mismatch, want=3D1048576, have=3D0 ERROR: cannot read chunk root Could not open root, trying backup super ERROR: superblock bytenr 274877906944 is larger than device size 2434007040= 00 Could not open root, trying backup super [root@TYOMIX tyomix]# Jun 22, 2019, 1:46 AM by tyomix@tuta.io: > [root@TYOMIX tyomix]# mount -t btrfs -o ro,recovery /dev/sda3 /mnt > mount: /mnt: wrong fs type, bad option, bad superblock on /dev/sda3, miss= ing codepage or helper program, or other error. > [root@TYOMIX tyomix]# mount -t btrfs -o ro,usebackuproot /dev/sda3 /mnt > mount: /mnt: wrong fs type, bad option, bad superblock on /dev/sda3, miss= ing codepage or helper program, or other error. > [root@TYOMIX tyomix]#=C2=A0 btrfs check /dev/sda3 > Opening filesystem to check... > checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 > checksum verify failed on 1048576 found E4E3BDB6 wanted 00000000 > bad tree block 1048576, bytenr mismatch, want=3D1048576, have=3D0 > ERROR: cannot read chunk root > ERROR: cannot open file system > [root@TYOMIX tyomix]#=C2=A0=C2=A0 uname -a > Linux TYOMIX 5.1.9-arch1-1-ARCH #1 SMP PREEMPT Tue Jun 11 16:18:09 UTC 20= 19 x86_64 GNU/Linux > [root@TYOMIX tyomix]#=C2=A0=C2=A0 btrfs --version > btrfs-progs v5.1 > [root@TYOMIX tyomix]#=C2=A0=C2=A0 btrfs fi show > Label: 'Extra'=C2=A0 uuid: 23a08cb0-5289-407f-a1c3-192709bb9476 > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Total devices 1 FS bytes used = 96.19GiB > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 devid=C2=A0=C2=A0=C2=A0 1 size= 107.42GiB used 99.02GiB path /dev/sdc1 > > Label: 'Data'=C2=A0 uuid: 2bff7854-bbe0-4368-bf46-8f191805d9ca > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Total devices 1 FS bytes used = 171.19GiB > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 devid=C2=A0=C2=A0=C2=A0 1 size= 226.68GiB used 223.01GiB path /dev/sda3 > > >