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 DC8CDC433EF for ; Wed, 1 Jun 2022 16:39:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356133AbiFAQja (ORCPT ); Wed, 1 Jun 2022 12:39:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59906 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346345AbiFAQj2 (ORCPT ); Wed, 1 Jun 2022 12:39:28 -0400 Received: from mail1.merlins.org (magic.merlins.org [209.81.13.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C2F5E6FD13 for ; Wed, 1 Jun 2022 09:39:26 -0700 (PDT) Received: from [76.132.34.178] (port=59132 helo=sauron.svh.merlins.org) by mail1.merlins.org with esmtpsa (Cipher TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.94.2 #2) id 1nwQf7-0000nJ-Dr by authid with srv_auth_plain; Wed, 01 Jun 2022 09:39:24 -0700 Received: from merlin by sauron.svh.merlins.org with local (Exim 4.92) (envelope-from ) id 1nwRNU-008mk4-2t; Wed, 01 Jun 2022 09:39:24 -0700 Date: Wed, 1 Jun 2022 09:39:24 -0700 From: Marc MERLIN To: Josef Bacik Cc: linux-btrfs Subject: Re: Rebuilding 24TB Raid5 array (was btrfs corruption: parent transid verify failed + open_ctree failed) Message-ID: <20220601163924.GE1745079@merlins.org> References: <20220531011224.GA1745079@merlins.org> <20220531224951.GC22722@merlins.org> <20220601002552.GD22722@merlins.org> <20220601012919.GE22722@merlins.org> <20220601031536.GD1745079@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Sysadmin: BOFH X-URL: http://marc.merlins.org/ X-Broken-Reverse-DNS: no host name for IP address 76.132.34.178 X-SA-Exim-Connect-IP: 76.132.34.178 X-SA-Exim-Mail-From: marc@merlins.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Wed, Jun 01, 2022 at 09:56:14AM -0400, Josef Bacik wrote: > Sigh, try again please. Thanks, gargamel:/var/local/src/btrfs-progs-josefbacik# ./btrfs rescue tree-recover /dev/mapper/dshelf1 WARNING: cannot read chunk root, continue anyway none of our backups was sufficient, scanning for a root scanning, best has 0 found 1 bad ret is 0 offset 20971520 len 8388608 ret is -2 offset 20971520 len 8388608 checking block 22495232 generation 1572124 fs info generation 2582703 trying bytenr 22495232 got 1 blocks 0 bad checking block 22462464 generation 1479229 fs info generation 2582703 trying bytenr 22462464 got 1 blocks 0 bad checking block 22528000 generation 1572115 fs info generation 2582703 trying bytenr 22528000 got 1 blocks 0 bad checking block 22446080 generation 1571791 fs info generation 2582703 trying bytenr 22446080 got 1 blocks 0 bad checking block 22544384 generation 1556078 fs info generation 2582703 trying bytenr 22544384 got 1 blocks 0 bad checking block 22511616 generation 1555799 fs info generation 2582703 trying bytenr 22511616 got 1 blocks 0 bad checking block 22577152 generation 1586277 fs info generation 2582703 trying bytenr 22577152 got 1 blocks 0 bad checking block 22478848 generation 1561557 fs info generation 2582703 trying bytenr 22478848 got 1 blocks 0 bad checking block 22593536 generation 1590219 fs info generation 2582703 trying bytenr 22593536 got 1 blocks 0 bad checking block 22609920 generation 1551635 fs info generation 2582703 trying bytenr 22609920 got 1 blocks 0 bad checking block 22560768 generation 1590217 fs info generation 2582703 trying bytenr 22560768 got 1 blocks 0 bad ret is 0 offset 20971520 len 8388608 ret is -2 offset 20971520 len 8388608 setting chunk root to 22593536 FS_INFO IS 0x56263385f400 Invalid mapping for 15645202989056-15645203005440, got 15664345513984-15665419255808 Couldn't map the block 15645202989056 Couldn't map the block 15645202989056 Couldn't read tree root FS_INFO AFTER IS 0x56263385f400 Invalid mapping for 15645202989056-15645203005440, got 15664345513984-15665419255808 Couldn't map the block 15645202989056 Couldn't map the block 15645202989056 Invalid mapping for 15645202907136-15645202923520, got 15664345513984-15665419255808 Couldn't map the block 15645202907136 Couldn't map the block 15645202907136 Invalid mapping for 15645202989056-15645203005440, got 15664345513984-15665419255808 Couldn't map the block 15645202989056 Couldn't map the block 15645202989056 Invalid mapping for 15645202989056-15645203005440, got 15664345513984-15665419255808 Couldn't map the block 15645202989056 Couldn't map the block 15645202989056 Invalid mapping for 15645202907136-15645202923520, got 15664345513984-15665419255808 Couldn't map the block 15645202907136 Couldn't map the block 15645202907136 none of our backups was sufficient, scanning for a root scanning, best has 0 found 1 bad ERROR: Couldn't find a valid root block for 1, we're going to clear it and hope for the best Tree recover failed -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. 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