On 2018/12/23 上午2:12, 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-455338" > The system shortly thereafter set itself again to ro. Since then rw > mount is not possible. > > 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 that. > So in this example it seems a very small and trivial error of a cache > dir trashes the entire btrfs subvolume. > > 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. > > Thankyou > > Relevant logs and settings are below as sent to bugzilla > (https://bugzilla.kernel.org/show_bug.cgi?id=202041) > > --------------------------------- > # 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 empty > # It becomes problematic seemingly only when volume is mounted rw > > --------------------------------- > localhost:/ # mount -t btrfs -o ro > UUID=133e69bd-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=37.00GiB, used=29.46GiB > System, RAID1: total=32.00MiB, used=16.00KiB > Metadata, RAID1: total=2.00GiB, used=787.94MiB > GlobalReserve, single: total=82.91MiB, used=0.00B > --------------------------------- > localhost:/ # mount -t btrfs -o ro > UUID=133e69bd-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=133e69bd-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=263 block=537133056 slot=98 ino=455338, 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 it: 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=-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=@/home,ro > UUID=133e69bd-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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key (455338 DIR_ITEM 3693689369) itemoff 10893 itemsize 70 > location key (737971 INODE_ITEM 0) type FILE > transid 39662 data_len 0 name_len 40 > name: F722EBDED3D4E1D8D028753455AC5CA8013FF059 > item 77 key (455338 DIR_ITEM 3695370307) itemoff 10823 itemsize 70 > location key (727391 INODE_ITEM 0) type FILE > transid 39365 data_len 0 name_len 40 > name: C5F6A9DBF0F81A13E1453C367DD193A369B9E20F > item 78 key (455338 DIR_ITEM 3695472464) itemoff 10753 itemsize 70 > location key (745532 INODE_ITEM 0) type FILE > transid 39940 data_len 0 name_len 40 > name: A59BB01F7C4DA74929E2F8207D99D2E7F70CBE16 > item 79 key (455338 DIR_ITEM 3697884434) itemoff 10683 itemsize 70 > location key (737773 INODE_ITEM 0) type FILE > transid 39656 data_len 0 name_len 40 > name: C6B70A61FA7B5FC6403FD2A1803C5C6FE28EC156 > item 80 key (455338 DIR_ITEM 3700659568) itemoff 10613 itemsize 70 > location key (721890 INODE_ITEM 0) type FILE > transid 39119 data_len 0 name_len 40 > name: 60DD9D127CF4D59E27972FAFF57B63E326A010ED > item 81 key (455338 DIR_ITEM 3701461322) itemoff 10543 itemsize 70 > location key (743657 INODE_ITEM 0) type FILE > transid 39904 data_len 0 name_len 40 > name: 1EDE36E65181CD92DEC34281EEF08FCEC0541745 > item 82 key (455338 DIR_ITEM 3702531124) itemoff 10473 itemsize 70 > location key (714153 INODE_ITEM 0) type FILE > transid 38907 data_len 0 name_len 40 > name: 7EF6235586E1FEE458EF2C3560F690ACF00D64A3 > item 83 key (455338 DIR_ITEM 3709878314) itemoff 10403 itemsize 70 > location key (748270 INODE_ITEM 0) type FILE > transid 40120 data_len 0 name_len 40 > name: 5CCACDD44241E3EBEEA33570219B0F19F91D10CC > item 84 key (455338 DIR_ITEM 3711939545) itemoff 10333 itemsize 70 > location key (718030 INODE_ITEM 0) type FILE > transid 38973 data_len 0 name_len 40 > name: 55BFCF28726B22E68AAF2C393B4CF5D2DF8397E2 > item 85 key (455338 DIR_ITEM 3714383304) itemoff 10263 itemsize 70 > location key (708140 INODE_ITEM 0) type FILE > transid 38357 data_len 0 name_len 40 > name: 50CD01B20F1AFEDC318FEB46A467557A2878B9CC > item 86 key (455338 DIR_ITEM 3717994042) itemoff 10193 itemsize 70 > location key (722031 INODE_ITEM 0) type FILE > transid 39119 data_len 0 name_len 40 > name: C6C8588E91B54622066E8462DA69681505C0EF32 > item 87 key (455338 DIR_ITEM 3720066625) itemoff 10123 itemsize 70 > location key (721870 INODE_ITEM 0) type FILE > transid 39119 data_len 0 name_len 40 > name: 7ED965594B3BF9BA68AAB6EAE62490E28B9A7277 > item 88 key (455338 DIR_ITEM 3720757208) itemoff 10053 itemsize 70 > location key (740718 INODE_ITEM 0) type FILE > transid 39757 data_len 0 name_len 40 > name: 067B3AA0A501EC22CC7E87D4AEFDD5F6C140C938 > item 89 key (455338 DIR_ITEM 3721224365) itemoff 9983 itemsize 70 > location key (736920 INODE_ITEM 0) type FILE > transid 39651 data_len 0 name_len 40 > name: EC355701D5BAF931F6D0D3F1F4B64891227BFBDE > item 90 key (455338 DIR_ITEM 3728042486) itemoff 9913 itemsize 70 > location key (691232 INODE_ITEM 0) type FILE > transid 37527 data_len 0 name_len 40 > name: 2430E27DEC60EEDD6B26F9BBD890B03097AE141D > item 91 key (455338 DIR_ITEM 3728903590) itemoff 9843 itemsize 70 > location key (747885 INODE_ITEM 0) type FILE > transid 40082 data_len 0 name_len 40 > name: 898EA51F7C37A05B570675AD499423BF2D1BC6D0 > item 92 key (455338 DIR_ITEM 3734264028) itemoff 9773 itemsize 70 > location key (722185 INODE_ITEM 0) type FILE > transid 39120 data_len 0 name_len 40 > name: 24469A256D4FE3814D33B6975D49E3A28EF16EC9 > item 93 key (455338 DIR_ITEM 3738964685) itemoff 9703 itemsize 70 > location key (685067 INODE_ITEM 0) type FILE > transid 36975 data_len 0 name_len 40 > name: 044D06846635A0CF7C9E32ABD4AFE5EEDAFDB5CD > item 94 key (455338 DIR_ITEM 3748117366) itemoff 9633 itemsize 70 > location key (692538 INODE_ITEM 0) type FILE > transid 37622 data_len 0 name_len 40 > name: 860CBC7964C9F41AAB9A0BFDAA57DBCB01163779 > item 95 key (455338 DIR_ITEM 3749145932) itemoff 9563 itemsize 70 > location key (728144 INODE_ITEM 0) type FILE > transid 39404 data_len 0 name_len 40 > name: 5E3F61D6678EDD6BBDBD9F16E5871D825357F695 > item 96 key (455338 DIR_ITEM 3750982353) itemoff 9493 itemsize 70 > location key (721315 INODE_ITEM 0) type FILE > transid 39117 data_len 0 name_len 40 > name: FCE0F0D3C3A3D1DF147BCC410EC03235BECF877E > item 97 key (455338 DIR_ITEM 3751215179) itemoff 9423 itemsize 70 > location key (675576 INODE_ITEM 0) type FILE > transid 36353 data_len 0 name_len 40 > name: 79606EABD028C5A6DFC0AA2F60B06EB61FFF5CDA > item 98 key (455338 DIR_ITEM 3754063103) itemoff 9353 itemsize 70 > location key (463979 INODE_ITEM 0) type FILE > transid 25552 data_len 0 name_len 40 > name: 648C5FC8D5C2BB828ED86E44DD9E5FB3A6430332 > item 99 key (455338 DIR_ITEM 3759476008) itemoff 9283 itemsize 70 > location key (695411 INODE_ITEM 0) type FILE > transid 37702 data_len 0 name_len 40 > name: EA0D80B3AC2EB5A79D44A9E36279688B4F4F4571 > item 100 key (455338 DIR_ITEM 3760671333) itemoff 9213 itemsize 70 > location key (742035 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=65536, device=/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=260,subvol=/@/.snapshots/1/snapshot) > /dev/sda7: LABEL="pt_osa1" UUID="133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5" > UUID_SUB="f8bfb24e-353d-43fa-8d37-c2f61d966f32" TYPE="btrfs" > PTTYPE="dos" PARTLABEL="pt_osa1" > PARTUUID="738e830b-3c58-4ce2-97f4-8e7503b92dce" > /dev/sdb7: LABEL="pt_osa1" UUID="133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5" > UUID_SUB="a11e8a7a-5fd2-4f9b-a9cc-b051b211bcbb" TYPE="btrfs" > PTTYPE="dos" PARTLABEL="pt_osb1" > PARTUUID="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=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 / btrfs compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /.snapshots btrfs > subvol=@/.snapshots,compress=lzo 0 0 > #UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot btrfs > subvol=@/boot,rw,noatime 0 0 > #UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot/grub2/i386-pc btrfs > subvol=@/boot/grub2/i386-pc,rw,noatime 0 0 > #UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /boot/grub2/x86_64-efi > btrfs subvol=@/boot/grub2/x86_64-efi,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /home btrfs > subvol=@/home,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /opt btrfs > subvol=@/opt,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /root btrfs > subvol=@/root,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /srv btrfs > subvol=@/srv,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /tmp btrfs > subvol=@/tmp,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /usr/local btrfs > subvol=@/usr/local,compress=lzo,rw,noatime 0 0 > UUID=133e69bd-65d0-4af6-8a4b-5d2ddd6fefb5 /var btrfs > subvol=@/var,compress=lzo,rw,noatime 0 0 > UUID=9471d962-1890-4624-9d89-2356bd5f0269 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.jsonlz4D19A0BCFCB.20181103140737858.wpsnda%202%20Questions%20Answered%20Lavaughn%20being%20a%20Nazi%20SS_20181029_1033.html0actor_20180213_20181028.html-25-17-.png=907-24%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=@/home,rw,usebackuproot > UUID=133e69bd-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=263 block=537133056 slot=98 ino=455338, name hash mismatch with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:20:55 2018] BTRFS critical (device sda7): corrupt leaf: > root=263 block=537133056 slot=98 ino=455338, 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=-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=@,rw,usebackuproot > UUID=133e69bd-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=263 block=537133056 slot=98 ino=455338, name hash mismatch with > key, have 0x000000007dd7ffcb expect 0x00000000dfc274ff > [Sat Dec 22 12:22:29 2018] BTRFS critical (device sda7): corrupt leaf: > root=263 block=537133056 slot=98 ino=455338, 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=-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.jsonlz4D19A0BCFCB.20181103140737858.wpsnda%202%20Questions%20Answered%20Lavaughn%20being%20a%20Nazi%20SS_20181029_1033.html0actor_20180213_20181028.html-25-17-.png=907-24%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 > ----------------------------------- >
Attachment:
signature.asc
Description: OpenPGP digital signature
