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=-5.7 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_PASS 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 E81B6C43444 for ; Sun, 23 Dec 2018 00:55:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A171521929 for ; Sun, 23 Dec 2018 00:55:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2393054AbeLWAva (ORCPT ); Sat, 22 Dec 2018 19:51:30 -0500 Received: from mout.gmx.net ([212.227.15.18]:53935 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387711AbeLWAv3 (ORCPT ); Sat, 22 Dec 2018 19:51:29 -0500 Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx002 [212.227.17.184]) with ESMTPSA (Nemesis) id 0Ledpu-1hAUGU2K22-00qOB5; Sun, 23 Dec 2018 01:51:21 +0100 Subject: Re: Firefox cache entries directory prevents rw mounting due to corrupt leaf. No way to fix this unmounted. To: Jesse Emeth , linux-btrfs@vger.kernel.org References: From: Qu Wenruo Openpgp: preference=signencrypt Autocrypt: addr=quwenruo.btrfs@gmx.com; prefer-encrypt=mutual; keydata= mQENBFnVga8BCACyhFP3ExcTIuB73jDIBA/vSoYcTyysFQzPvez64TUSCv1SgXEByR7fju3o 8RfaWuHCnkkea5luuTZMqfgTXrun2dqNVYDNOV6RIVrc4YuG20yhC1epnV55fJCThqij0MRL 1NxPKXIlEdHvN0Kov3CtWA+R1iNN0RCeVun7rmOrrjBK573aWC5sgP7YsBOLK79H3tmUtz6b 9Imuj0ZyEsa76Xg9PX9Hn2myKj1hfWGS+5og9Va4hrwQC8ipjXik6NKR5GDV+hOZkktU81G5 gkQtGB9jOAYRs86QG/b7PtIlbd3+pppT0gaS+wvwMs8cuNG+Pu6KO1oC4jgdseFLu7NpABEB AAG0IlF1IFdlbnJ1byA8cXV3ZW5ydW8uYnRyZnNAZ214LmNvbT6JAVQEEwEIAD4CGwMFCwkI BwIGFQgJCgsCBBYCAwECHgECF4AWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCWdWCnQUJCWYC bgAKCRDCPZHzoSX+qAR8B/94VAsSNygx1C6dhb1u1Wp1Jr/lfO7QIOK/nf1PF0VpYjTQ2au8 ihf/RApTna31sVjBx3jzlmpy+lDoPdXwbI3Czx1PwDbdhAAjdRbvBmwM6cUWyqD+zjVm4RTG rFTPi3E7828YJ71Vpda2qghOYdnC45xCcjmHh8FwReLzsV2A6FtXsvd87bq6Iw2axOHVUax2 FGSbardMsHrya1dC2jF2R6n0uxaIc1bWGweYsq0LXvLcvjWH+zDgzYCUB0cfb+6Ib/ipSCYp 3i8BevMsTs62MOBmKz7til6Zdz0kkqDdSNOq8LgWGLOwUTqBh71+lqN2XBpTDu1eLZaNbxSI ilaVuQENBFnVga8BCACqU+th4Esy/c8BnvliFAjAfpzhI1wH76FD1MJPmAhA3DnX5JDORcga CbPEwhLj1xlwTgpeT+QfDmGJ5B5BlrrQFZVE1fChEjiJvyiSAO4yQPkrPVYTI7Xj34FnscPj /IrRUUka68MlHxPtFnAHr25VIuOS41lmYKYNwPNLRz9Ik6DmeTG3WJO2BQRNvXA0pXrJH1fN GSsRb+pKEKHKtL1803x71zQxCwLh+zLP1iXHVM5j8gX9zqupigQR/Cel2XPS44zWcDW8r7B0 q1eW4Jrv0x19p4P923voqn+joIAostyNTUjCeSrUdKth9jcdlam9X2DziA/DHDFfS5eq4fEv ABEBAAGJATwEGAEIACYWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCWdWBrwIbDAUJA8JnAAAK CRDCPZHzoSX+qA3xB/4zS8zYh3Cbm3FllKz7+RKBw/ETBibFSKedQkbJzRlZhBc+XRwF61mi f0SXSdqKMbM1a98fEg8H5kV6GTo62BzvynVrf/FyT+zWbIVEuuZttMk2gWLIvbmWNyrQnzPl mnjK4AEvZGIt1pk+3+N/CMEfAZH5Aqnp0PaoytRZ/1vtMXNgMxlfNnb96giC3KMR6U0E+siA 4V7biIoyNoaN33t8m5FwEwd2FQDG9dAXWhG13zcm9gnk63BN3wyCQR+X5+jsfBaS4dvNzvQv h8Uq/YGjCoV1ofKYh3WKMY8avjq25nlrhzD/Nto9jHp8niwr21K//pXVA81R2qaXqGbql+zo Message-ID: Date: Sun, 23 Dec 2018 08:51:17 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.3 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ZuGKCarc9p5F2cDWTgYJdDxG95x54cN4R" X-Provags-ID: V03:K1:VSVX2gz4b2GErfvlAnjbMSWSmCEII89R3yUUdbBCSzjiwocd7nl J6uMCYX1rNKT0LpQcAfbravtqeipoUImqmlg1/4Dyv1EWQ/Gc/109CgQbj+ZZNbbN9a+3qU uhRjULAW1SjzTWTE4lQyDOdnSNvYd2gQOYEVdO0bakJr55QayPHdFkcTjEJ06FAwOxQNdcB HuizNEYIr4soA+g8nY2tw== X-UI-Out-Filterresults: notjunk:1;V03:K0:CCe0G/4iBJo=:kYMNFNNHtwBCN98wkTGVkg GTie6Tj6yZtcpFkSzPEeB9c6UB8UDVfmZjByZcXIxUfcT4xMafv93M3LgNl6YVFIHzqU+RzW/ GEBnbXNExUHO5j5IvydRZlm9KMM69D/vYjjtDdXudhHigmf6po0iDlpwLU2Wz0pgyjHeXQoe2 qmMztJvl3o2LRsp9Sk2r4ZRYJKYQh8aiUS5OvW7NtDrKah7LZW/Y5HVcSgq94ElYsZKu3Beho uBP+kI283Qn/a0xIaPxvSNPRwxzPXXShJLJsxYAMxzgTHfl3Ul1xvVnn8hsfWLTh0FXa54SWL jBRZZDXoHbcPZiouARyWEHKDZp3Gr7Agbe1uUN3jIxB7B/9SSMhO4M4jFrtc+T/LQzbuPaXDD st7L3MZ7l+TEyr5GRD4nEw8dl3wKk1zmN8AYGxZjZVlJ7OU1BO4dvBeJgc0i1JKEQYpuhokWE xN/HSXiofCEn5H1w6iyinwBZSC7jYi5YIge/0Rwvs0UmpEbThJ+khFA5rIge+HvnYNK9ifReG YLnr0jK0evcmCKqo1ivwl/tbICJtGkbAYCYLqJxhLBUuEeLwF9bUAY0gvsq1zgzhSE7N1fMql 6KlpP/1iYQ3RxLafjwz6ONwnkXdyy8THajud/N0oIhKJtMtm85E45QBE3HY+6ytLf76D1BfFC v0R7DaP9Q26hjKqFyDt2p+np2msBf2iF48zy7rpHIGoQQSvh1zUAoeGMdzZsjRgaCeiSway74 q4q9uhHio6Jg/K2JpxXFSdz8EaxvBvzt0MPDtmqu5sG57sU5IRzrjyvfB0mOQ2k8g0vSzP4I1 qowZFpoWzommDSTUa0wO8a36UWrPGZ576R+APLPj3svClG6lZz1BLij+LRWtC8pXqQJ35ylVw 4ntb5Y4v4GKJvqiU1qt2v9BQdezi6FdpjlKTIR/OCEUursObYCU7J//CcYRHw8 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --ZuGKCarc9p5F2cDWTgYJdDxG95x54cN4R Content-Type: multipart/mixed; boundary="Cype8MWYRHSvShrbINJbmbbGHBby5oudj"; protected-headers="v1" From: Qu Wenruo To: Jesse Emeth , linux-btrfs@vger.kernel.org Message-ID: Subject: Re: Firefox cache entries directory prevents rw mounting due to corrupt leaf. No way to fix this unmounted. References: In-Reply-To: --Cype8MWYRHSvShrbINJbmbbGHBby5oudj Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2018/12/23 =E4=B8=8A=E5=8D=882:12, Jesse Emeth wrote: > BTRFS /@/ with home as subvolume results in Firefox cache entries > corrupt leaf that in turn prevents rw mounting. > BTRFS Standard Repair Tools are unsuccessful to fix what seems a small > localised error to a non critical directory. > I could not find any BTRFS type tool to remove just that directory > without the volume mounted rw. > And there is the catch 22 of not being able to mount it ro while the > "corrupt leaf" error occurs. > Initially btrfs rescue zero-log gave rw access. > I could not delete the "entries" directory associated with the Firefox > cache "entries" directory. > I was permitted to rename it so I renamed "entries" as "broken-inode-45= 5338" > The system shortly thereafter set itself again to ro. Since then rw > mount is not possible. >=20 > The steps at https://lists.opensuse.org/opensuse/2017-02/msg00930.html > were attempted to repair the system. > There Richard Brown said "can we please bury the nonsense that btrfs > is lacking when it comes to repair and recovery tools" > I say hell no! > As a user there seems to be a lack of granular ability to remove > corrupt entries. > There also seems to be no way of denying a subvolume (eg: in this case > "home") from consideration when mounting the main volume. > Or to remove a subvolume from the main volume. > If there was, I could remove the "home" subvolume and recreate just tha= t. > So in this example it seems a very small and trivial error of a cache > dir trashes the entire btrfs subvolume. >=20 > What suggestions exist to prevent such problems occuring again other > than separating out all subvolumes onto separate partitions or LVM's? > And are there any tools available to manually repair a problem like I > am experiencing with "entries" dir. >=20 > Thankyou >=20 > Relevant logs and settings are below as sent to bugzilla > (https://bugzilla.kernel.org/show_bug.cgi?id=3D202041) >=20 > --------------------------------- > # Note: block 537133056 inode 455338 is the entries dir of the cache > directories for firefox > /home/USER/.cache/mozilla/firefox/PROFILENAME/cache2/entries > # I was unable to delete the broken dir, but managed to rename > ./entries to ./broken-inode-455338 and to create a new empty ./entries > dir > # Then was able to initiate scrub etc > # But it later failed again that day. There was no way I could > ascertain to remove the broken inode. > # Mounted ro, the ./broken-inode-455338 dir can be opened but appears e= mpty > # It becomes problematic seemingly only when volume is mounted rw >=20 > --------------------------------- > localhost:/ # mount -t btrfs -o ro > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7 > --------------------------------- > localhost:/ # uname -a > Linux localhost.localdomain 4.18.13-1-default #1 SMP PREEMPT Wed Oct > 10 18:47:28 UTC 2018 (c434d5c) x86_64 x86_64 x86_64 GNU/Linux > --------------------------------- > localhost:/ # btrfs --version > btrfs-progs v4.17.1 > --------------------------------- > localhost:/ # btrfs fi show > Label: 'pt_osa1' uuid: 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 > Total devices 2 FS bytes used 30.23GiB > devid 1 size 97.66GiB used 39.03GiB path /dev/sda7 > devid 2 size 97.66GiB used 39.03GiB path /dev/sdb7 > --------------------------------- > localhost:/ # btrfs fi df /mnt/sda7 > Data, RAID1: total=3D37.00GiB, used=3D29.46GiB > System, RAID1: total=3D32.00MiB, used=3D16.00KiB > Metadata, RAID1: total=3D2.00GiB, used=3D787.94MiB > GlobalReserve, single: total=3D82.91MiB, used=3D0.00B > --------------------------------- > localhost:/ # mount -t btrfs -o ro > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7 > [Thu Dec 20 02:29:52 2018] BTRFS info (device sda7): disk space > caching is enabled > [Thu Dec 20 02:29:52 2018] BTRFS info (device sda7): has skinny extents= > [Thu Dec 20 02:35:12 2018] BTRFS info (device sda7): disk space > caching is enabled > [Thu Dec 20 02:35:12 2018] BTRFS info (device sda7): has skinny extents= > --------------------------------- > # Note: Mounting ro as above works without any error. Attempts to > mount rw fails... > localhost:/ # mount -t btrfs -o rw > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7 > mount: /mnt/sda7: wrong fs type, bad option, bad superblock on > /dev/sda7, missing codepage or helper program, or other error. > [Thu Dec 20 02:36:06 2018] BTRFS info (device sda7): disk space > caching is enabled > [Thu Dec 20 02:36:06 2018] BTRFS info (device sda7): has skinny extents= > [Thu Dec 20 02:36:25 2018] BTRFS critical (device sda7): corrupt leaf: > root=3D263 block=3D537133056 slot=3D98 ino=3D455338, name hash mismatch= with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff Known bug for older kernel. If btrfs check reports no other error, you could use this branch to fix i= t: https://github.com/adam900710/btrfs-progs/tree/check-next Thanks, Qu > [Thu Dec 20 02:36:25 2018] BTRFS: error (device sda7) in > merge_reloc_roots:2466: errno=3D-5 IO failure > [Thu Dec 20 02:36:25 2018] BTRFS warning (device sda7): failed to > recover relocation: -30 > [Thu Dec 20 02:36:25 2018] BTRFS error (device sda7): cleaner > transaction attach returned -30 > [Thu Dec 20 02:36:25 2018] BTRFS error (device sda7): open_ctree failed= > --------------------------------- > # Immediately after failing rw mount, attempts to mount ro results in > no errors recorded... > mount -t btrfs -o subvol=3D@/home,ro > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7/home > [Thu Dec 20 02:46:36 2018] BTRFS info (device sda7): disk space > caching is enabled > [Thu Dec 20 02:46:36 2018] BTRFS info (device sda7): has skinny extents= > --------------------------------- > # Note: block 537133056 inode 455338 is the entries dir of the cache > directories for firefox > /home/USER/.cache/mozilla/firefox/PROFILENAME/cache2/entries > btrfs inspect-internal dump-tree -b 537133056 /dev/sda7 > btrfs-progs v4.17.1 > leaf 537133056 items 107 free space 6118 generation 40120 owner 263 > leaf 537133056 flags 0x1(WRITTEN) backref revision 1 > fs uuid 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 > chunk uuid 4cab7492-6459-4bda-8703-dcc6a81e622b > item 0 key (455338 DIR_ITEM 3540219901) itemoff 16213 itemsize 70 > location key (703987 INODE_ITEM 0) type FILE > transid 38014 data_len 0 name_len 40 > name: 26F2BD5CBF294474EFDC521833782B585603C132 > item 1 key (455338 DIR_ITEM 3543270328) itemoff 16143 itemsize 70 > location key (672675 INODE_ITEM 0) type FILE > transid 36034 data_len 0 name_len 40 > name: 916D2EF147007C80F33481F0A09AD58A888F8298 > item 2 key (455338 DIR_ITEM 3544258744) itemoff 16073 itemsize 70 > location key (740437 INODE_ITEM 0) type FILE > transid 39752 data_len 0 name_len 40 > name: 96F356C0B80602F7AB7F4E3FF275EE4DBD336271 > item 3 key (455338 DIR_ITEM 3544529700) itemoff 16003 itemsize 70 > location key (709017 INODE_ITEM 0) type FILE > transid 38469 data_len 0 name_len 40 > name: FF4C65653A11DA7C8347A167FD102215A413B215 > item 4 key (455338 DIR_ITEM 3545202969) itemoff 15933 itemsize 70 > location key (743829 INODE_ITEM 0) type FILE > transid 39908 data_len 0 name_len 40 > name: 5A3773135BB7C4EC175D49BE6AD5E1224DBA75B9 > item 5 key (455338 DIR_ITEM 3545219250) itemoff 15863 itemsize 70 > location key (708981 INODE_ITEM 0) type FILE > transid 38469 data_len 0 name_len 40 > name: ABD2DE84D78B2C2A3EE916D07A92C12C12B3C3E1 > item 6 key (455338 DIR_ITEM 3549445695) itemoff 15793 itemsize 70 > location key (628487 INODE_ITEM 0) type FILE > transid 32986 data_len 0 name_len 40 > name: E9C8F43EA235B6242185C11C228006598AB082E0 > item 7 key (455338 DIR_ITEM 3550270602) itemoff 15723 itemsize 70 > location key (672521 INODE_ITEM 0) type FILE > transid 36013 data_len 0 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INODE_ITEM 0) type FILE > transid 39862 data_len 0 name_len 40 > name: 3ACDD6CB0A6CB9AA9C9D9F6EA2AA3339963B7A9C > item 101 key (455338 DIR_ITEM 3769483178) itemoff 9143 itemsize 70 > location key (570869 INODE_ITEM 0) type FILE > transid 30187 data_len 0 name_len 40 > name: 85A9CF3B7F369C806A0D8768216748C516DD0844 > item 102 key (455338 DIR_ITEM 3770386312) itemoff 9073 itemsize 70 > location key (463983 INODE_ITEM 0) type FILE > transid 25552 data_len 0 name_len 40 > name: 088AFB851C028D9E256D0B7C68348F277FC77557 > item 103 key (455338 DIR_ITEM 3770577855) itemoff 9003 itemsize 70 > location key (746148 INODE_ITEM 0) type FILE > transid 39955 data_len 0 name_len 40 > name: 02D103922E00747EE0CA600BAB1DBB820E19945F > item 104 key (455338 DIR_ITEM 3774765965) itemoff 8933 itemsize 70 > location key (728088 INODE_ITEM 0) type FILE > transid 39396 data_len 0 name_len 40 > name: 9DCEAF9793EA0EF13D1967FDD3CDCA1DE361106F > item 105 key (455338 DIR_ITEM 3776729019) itemoff 8863 itemsize 70 > location key (699983 INODE_ITEM 0) type FILE > transid 37906 data_len 0 name_len 40 > name: A48EC9DA3C204DF9C124C10C231D1D478BFB6BFA > item 106 key (455338 DIR_ITEM 3781356904) itemoff 8793 itemsize 70 > location key (610716 INODE_ITEM 0) type FILE > transid 32073 data_len 0 name_len 40 > name: 8B37E9EF2812C5B70E7B0FF7EBCB317B4323BD8A > --------------------------------- > localhost:/ # btrfs inspect-internal dump-super /dev/sda7 > superblock: bytenr=3D65536, device=3D/dev/sda7 > --------------------------------------------------------- > csum_type 0 (crc32c) > csum_size 4 > csum 0x9c238f67 [match] > bytenr 65536 > flags 0x1 > ( WRITTEN ) > magic _BHRfS_M [match] > fsid 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 > label pt_osa1 > generation 429428 > root 31473664 > sys_array_size 129 > chunk_root_generation 429386 > root_level 1 > chunk_root 154484604928 > chunk_root_level 0 > log_root 0 > log_root_transid 0 > log_root_level 0 > total_bytes 209715200000 > bytes_used 32460804096 > sectorsize 4096 > nodesize 16384 > leafsize (deprecated) 16384 > stripesize 4096 > root_dir 6 > num_devices 2 > compat_flags 0x0 > compat_ro_flags 0x0 > incompat_flags 0x17b > ( MIXED_BACKREF | > DEFAULT_SUBVOL | > COMPRESS_LZO | > COMPRESS_ZSTD | > BIG_METADATA | > EXTENDED_IREF | > SKINNY_METADATA ) > cache_generation 429428 > uuid_tree_generation 363 > dev_item.uuid f8bfb24e-353d-43fa-8d37-c2f61d966f32 > dev_item.fsid 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 [match] > dev_item.type 0 > dev_item.total_bytes 104857600000 > dev_item.bytes_used 41909485568 > dev_item.io_align 0 > dev_item.io_width 0 > dev_item.sector_size 0 > dev_item.devid 1 > dev_item.dev_group 0 > dev_item.seek_speed 0 > dev_item.bandwidth 0 > dev_item.generation 0 > --------------------------------- > localhost:/ # mount | grep '/mnt/sda7'; blkid | grep > '133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5'; btrfs inspect-internal > inode-resolve 455338 /mnt/sda7 > /dev/sda7 on /mnt/sda7 type btrfs > (ro,relatime,space_cache,subvolid=3D260,subvol=3D/@/.snapshots/1/snapsh= ot) > /dev/sda7: LABEL=3D"pt_osa1" UUID=3D"133e69bd-65d0-4af6-8a4b-5d2ddd6fef= b5" > UUID_SUB=3D"f8bfb24e-353d-43fa-8d37-c2f61d966f32" TYPE=3D"btrfs" > PTTYPE=3D"dos" PARTLABEL=3D"pt_osa1" > PARTUUID=3D"738e830b-3c58-4ce2-97f4-8e7503b92dce" > /dev/sdb7: LABEL=3D"pt_osa1" UUID=3D"133e69bd-65d0-4af6-8a4b-5d2ddd6fef= b5" > UUID_SUB=3D"a11e8a7a-5fd2-4f9b-a9cc-b051b211bcbb" TYPE=3D"btrfs" > PTTYPE=3D"dos" PARTLABEL=3D"pt_osb1" > PARTUUID=3D"738e830b-3c58-4ce2-97f4-8e7503b92dce" > ERROR: ino paths ioctl: No such file or directory > --------------------------------- > localhost:/ # btrfs su li /mnt/sda7 > ID 258 gen 253 top level 5 path @ > ID 259 gen 428546 top level 258 path @/.snapshots > ID 260 gen 428625 top level 259 path @/.snapshots/1/snapshot > ID 263 gen 429383 top level 258 path @/home > ID 264 gen 429288 top level 258 path @/opt > ID 265 gen 11660 top level 258 path @/srv > ID 266 gen 429332 top level 258 path @/tmp > ID 267 gen 429177 top level 258 path @/usr/local > ID 268 gen 429365 top level 258 path @/var > ID 269 gen 427718 top level 258 path @/root > ID 307 gen 24177 top level 259 path @/.snapshots/6/snapshot > ID 308 gen 24177 top level 259 path @/.snapshots/7/snapshot > ID 309 gen 24177 top level 259 path @/.snapshots/8/snapshot > ID 311 gen 24177 top level 259 path @/.snapshots/9/snapshot > ID 320 gen 24220 top level 259 path @/.snapshots/16/snapshot > ID 321 gen 24220 top level 259 path @/.snapshots/17/snapshot > ID 330 gen 27036 top level 259 path @/.snapshots/24/snapshot > ID 331 gen 27077 top level 259 path @/.snapshots/25/snapshot > ID 353 gen 73635 top level 259 path @/.snapshots/46/snapshot > ID 354 gen 73635 top level 259 path @/.snapshots/47/snapshot > ID 355 gen 73635 top level 259 path @/.snapshots/48/snapshot > ID 356 gen 73635 top level 259 path @/.snapshots/49/snapshot > ID 358 gen 176335 top level 259 path @/.snapshots/50/snapshot > ID 359 gen 176335 top level 259 path @/.snapshots/51/snapshot > ID 361 gen 176335 top level 259 path @/.snapshots/52/snapshot > ID 362 gen 176335 top level 259 path @/.snapshots/53/snapshot > ID 363 gen 176335 top level 259 path @/.snapshots/54/snapshot > ID 364 gen 176335 top level 259 path @/.snapshots/55/snapshot > --------------------------------- > #cat /etc/fstab > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 / btrfs compress=3Dlzo,rw,n= oatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /.snapshots btrfs > subvol=3D@/.snapshots,compress=3Dlzo 0 0 > #UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot btrfs > subvol=3D@/boot,rw,noatime 0 0 > #UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot/grub2/i386-pc btrfs > subvol=3D@/boot/grub2/i386-pc,rw,noatime 0 0 > #UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot/grub2/x86_64-efi > btrfs subvol=3D@/boot/grub2/x86_64-efi,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /home btrfs > subvol=3D@/home,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /opt btrfs > subvol=3D@/opt,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /root btrfs > subvol=3D@/root,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /srv btrfs > subvol=3D@/srv,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /tmp btrfs > subvol=3D@/tmp,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /usr/local btrfs > subvol=3D@/usr/local,compress=3Dlzo,rw,noatime 0 0 > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /var btrfs > subvol=3D@/var,compress=3Dlzo,rw,noatime 0 0 > UUID=3D9471d962-1890-4624-9d89-2356bd5f0269 swap swap defaults 0 0 > ----------------------------------- > #btrfs check --readonly /dev/sda7 2>&1 | tee > /mnt/archive01/--RepairBTRFS/btrfs-check-sda7-20181221.txt > [1/7] checking root items > [2/7] checking extents > [3/7] checking free space cache > [4/7] checking fs roots > ERROR: DIR_ITEM[455338 3754063103] name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A643033276b6353640.first-shutdown.jsonl= z4D19A0BCFCB.20181103140737858.wpsnda%202%20Questions%20Answered%20Lavaug= hn%20being%20a%20Nazi%20SS_20181029_1033.html0actor_20180213_20181028.htm= l-25-17-.png=3D907-24%2011-57-47%7D.html > namelen 40 filetype 1 mismatch with its hash, wanted 3754063103 have > 2111307723 > root 263 inode 455338 errors 10, odd dir item > unresolved ref dir 455338 index 0 namelen 40 name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A6430332 filetype 1 errors 6, no dir > index, no inode ref > unresolved ref dir 455338 index 5857 namelen 40 name > 648C5FC8D5C2CB828ED86E44DD9E5FB3A6430332 filetype 1 errors 1, no dir > item > relocroot 263 inode 455338 errors 10, odd dir item > unresolved ref dir 455338 index 0 namelen 40 name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A6430332 filetype 1 errors 6, no dir > index, no inode ref > unresolved ref dir 455338 index 5857 namelen 40 name > 648C5FC8D5C2CB828ED86E44DD9E5FB3A6430332 filetype 1 errors 1, no dir > item > ERROR: errors found in fs roots > Opening filesystem to check... > Checking filesystem on /dev/sda7 > UUID: 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 > found 32460804096 bytes used, error(s) found > total csum bytes: 28059520 > total tree bytes: 826228736 > total fs tree bytes: 739164160 > total extent tree bytes: 48562176 > btree space waste bytes: 171226092 > file data blocks allocated: 41388740608 > referenced 47772729344 > ----------------------------------- > localhost:/home/linux # mount -t btrfs -o > subvol=3D@/home,rw,usebackuproot > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7-home > mount: /mnt/sda7-home: wrong fs type, bad option, bad superblock on > /dev/sdb7, missing codepage or helper program, or other error. > [Sat Dec 22 12:20:36 2018] BTRFS info (device sda7): trying to use > backup root at mount time > [Sat Dec 22 12:20:36 2018] BTRFS info (device sda7): disk space > caching is enabled > [Sat Dec 22 12:20:36 2018] BTRFS info (device sda7): has skinny extents= > [Sat Dec 22 12:20:55 2018] BTRFS critical (device sda7): corrupt leaf: > root=3D263 block=3D537133056 slot=3D98 ino=3D455338, name hash mismatch= with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:20:55 2018] BTRFS critical (device sda7): corrupt leaf: > root=3D263 block=3D537133056 slot=3D98 ino=3D455338, name hash mismatch= with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:20:55 2018] BTRFS: error (device sda7) in > merge_reloc_roots:2425: errno=3D-5 IO failure > [Sat Dec 22 12:20:55 2018] BTRFS warning (device sda7): failed to > recover relocation: -30 > [Sat Dec 22 12:20:55 2018] BTRFS error (device sda7): cleaner > transaction attach returned -30 > [Sat Dec 22 12:20:55 2018] BTRFS error (device sda7): open_ctree failed= > ----------------------------------- > localhost:/home/linux # mount -t btrfs -o subvol=3D@,rw,usebackuproot > UUID=3D133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /mnt/sda7 > mount: /mnt/sda7: wrong fs type, bad option, bad superblock on > /dev/sdb7, missing codepage or helper program, or other error > [Sat Dec 22 12:22:11 2018] BTRFS info (device sda7): trying to use > backup root at mount time > [Sat Dec 22 12:22:11 2018] BTRFS info (device sda7): disk space > caching is enabled > [Sat Dec 22 12:22:11 2018] BTRFS info (device sda7): has skinny extents= > [Sat Dec 22 12:22:29 2018] BTRFS critical (device sda7): corrupt leaf: > root=3D263 block=3D537133056 slot=3D98 ino=3D455338, name hash mismatch= with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:22:29 2018] BTRFS critical (device sda7): corrupt leaf: > root=3D263 block=3D537133056 slot=3D98 ino=3D455338, name hash mismatch= with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:22:29 2018] BTRFS: error (device sda7) in > merge_reloc_roots:2425: errno=3D-5 IO failure > [Sat Dec 22 12:22:29 2018] BTRFS warning (device sda7): failed to > recover relocation: -30 > [Sat Dec 22 12:22:29 2018] BTRFS error (device sda7): cleaner > transaction attach returned -30 > [Sat Dec 22 12:22:29 2018] BTRFS error (device sda7): open_ctree failed= > ----------------------------------- > localhost:/home/linux # btrfs rescue super-recover /dev/sda7 > All supers are valid, no need to recover > ----------------------------------- > localhost:/home/linux # btrfs rescue zero-log /dev/sda7 > Clearing log on /dev/sda7, previous log_root 0, level 0 > localhost:/home/linux # btrfs rescue zero-log /dev/sdb7 > Clearing log on /dev/sdb7, previous log_root 0, level 0 > ----------------------------------- > localhost:/home/linux # btrfs rescue chunk-recover /dev/sda7 > Scanning: DONE in dev0, DONE in dev1 > We are going to rebuild the chunk tree on disk, it might destroy the > old metadata on the disk, Are you sure? [y/N]: y > Chunk tree recovered successfully > ----------------------------------- > localhost:/home/linux # btrfs check --repair /dev/sda7 2>&1 | tee > /mnt/archive01/--RepairBTRFS/btrfs-check-sda7-repair-20181222.txt > [1/7] checking root items > Fixed 0 roots. > [2/7] checking extents > [3/7] checking free space cache > [4/7] checking fs roots > ERROR: DIR_ITEM[455338 3754063103] name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A643033276b6353640.first-shutdown.jsonl= z4D19A0BCFCB.20181103140737858.wpsnda%202%20Questions%20Answered%20Lavaug= hn%20being%20a%20Nazi%20SS_20181029_1033.html0actor_20180213_20181028.htm= l-25-17-.png=3D907-24%2011-57-47%7D.html > namelen 40 filetype 1 mismatch with its hash, wanted 3754063103 have > 2111307723 > root 263 inode 455338 errors 10, odd dir item > unresolved ref dir 455338 index 0 namelen 40 name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A6430332 filetype 1 errors 6, no dir > index, no inode ref > unresolved ref dir 455338 index 5857 namelen 40 name > 648C5FC8D5C2CB828ED86E44DD9E5FB3A6430332 filetype 1 errors 1, no dir > item > relocroot 263 inode 455338 errors 10, odd dir item > unresolved ref dir 455338 index 0 namelen 40 name > 648C5FC8D5C2BB828ED86E44DD9E5FB3A6430332 filetype 1 errors 6, no dir > index, no inode ref > unresolved ref dir 455338 index 5857 namelen 40 name > 648C5FC8D5C2CB828ED86E44DD9E5FB3A6430332 filetype 1 errors 1, no dir > item > ERROR: errors found in fs roots > enabling repair mode > Opening filesystem to check... > Checking filesystem on /dev/sda7 > UUID: 133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 > No device size related problem found > cache and super generation don't match, space cache will be invalidated= > found 32460181504 bytes used, error(s) found > total csum bytes: 28059520 > total tree bytes: 826392576 > total fs tree bytes: 739328000 > total extent tree bytes: 48562176 > btree space waste bytes: 171278836 > file data blocks allocated: 41415008256 > referenced 47803871232 > ----------------------------------- >=20 --Cype8MWYRHSvShrbINJbmbbGHBby5oudj-- --ZuGKCarc9p5F2cDWTgYJdDxG95x54cN4R Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAlwe3AUACgkQwj2R86El /qigZAf9Fo45mtvJmAkrGHvXfRs/6XGP0AtT4kT72W/rtPaO7xXXsfDqrorXiNtP phylA6tyDujwZ0gK1u0mjJz5hUns8w//Gd9fBMAAOhIoQXUj1HrVFgAcL0uniCB0 p2j+GNdHlj/poouDVvxSF48knkZgiowFp3DS4BcUAoqLFpt1I/ZCysxQvBkqY0XC MUGKYf3WxV28ycla0EwqOXk2JTwIRQM7Us0zxayfE+abUXSc8zbWnDe5jU3E4Gsg VgEBReVpqAeJScVxs34hJlIOYcxfnqD7BFoeYIG4M4YoNmfgcDjwIyzdlSNaUIij ewWaxY/2fNBcvH92ZluwF6Y4PIuQ3A== =+Qv/ -----END PGP SIGNATURE----- --ZuGKCarc9p5F2cDWTgYJdDxG95x54cN4R--