From: Qu Wenruo <quwenruo.btrfs@gmx.com>
To: Jesse Emeth <jesse.emeth@gmail.com>, linux-btrfs@vger.kernel.org
Subject: Re: Firefox cache entries directory prevents rw mounting due to corrupt leaf. No way to fix this unmounted.
Date: Sun, 23 Dec 2018 08:51:17 +0800 [thread overview]
Message-ID: <d326eed6-212e-8bce-3972-ae6f5c956f5a@gmx.com> (raw)
In-Reply-To: <CADXXWGzodu1EMVj+PxEiX53H-G0ZLUfqF4SvMWTqkZQRx4P2XQ@mail.gmail.com>
[-- Attachment #1.1: Type: text/plain, Size: 44424 bytes --]
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
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> location key (688758 INODE_ITEM 0) type FILE
> transid 37414 data_len 0 name_len 40
> name: 36DCB89CFAAE18F513590C822A6A92E02D41B95B
> item 67 key (455338 DIR_ITEM 3677906830) itemoff 11523 itemsize 70
> location key (746143 INODE_ITEM 0) type FILE
> transid 39955 data_len 0 name_len 40
> name: FA85FCD3191A6EB62E586311BE4B124B7F5196F3
> item 68 key (455338 DIR_ITEM 3678002633) itemoff 11453 itemsize 70
> location key (672660 INODE_ITEM 0) type FILE
> transid 36034 data_len 0 name_len 40
> name: 609D6ECE91EB638695DB7F1FAA116770D6C863E5
> item 69 key (455338 DIR_ITEM 3678870153) itemoff 11383 itemsize 70
> location key (747880 INODE_ITEM 0) type FILE
> transid 40081 data_len 0 name_len 40
> name: C97C1F26950AD34A95CCFF9F7270F3D63D0F23D4
> item 70 key (455338 DIR_ITEM 3681403536) itemoff 11313 itemsize 70
> location key (728604 INODE_ITEM 0) type FILE
> transid 39422 data_len 0 name_len 40
> name: 757BF61AFEB83742183033A093C37DD30872A312
> item 71 key (455338 DIR_ITEM 3686024358) itemoff 11243 itemsize 70
> location key (685064 INODE_ITEM 0) type FILE
> transid 36975 data_len 0 name_len 40
> name: 1609D27BED5901460B635A8216B01CF2CDAF2026
> item 72 key (455338 DIR_ITEM 3686235831) itemoff 11173 itemsize 70
> location key (722181 INODE_ITEM 0) type FILE
> transid 39120 data_len 0 name_len 40
> name: 80DCED3DD26B94C02333319BDB926BEAE098CE92
> item 73 key (455338 DIR_ITEM 3686322830) itemoff 11103 itemsize 70
> location key (719166 INODE_ITEM 0) type FILE
> transid 39005 data_len 0 name_len 40
> name: B0518CA181298747E191183A9D5D151F18BE977C
> item 74 key (455338 DIR_ITEM 3687033727) itemoff 11033 itemsize 70
> location key (720132 INODE_ITEM 0) type FILE
> transid 39028 data_len 0 name_len 40
> name: B003849A4BBBBA0E10A4D41EC27BFBD9A113BF13
> item 75 key (455338 DIR_ITEM 3687167174) itemoff 10963 itemsize 70
> location key (695892 INODE_ITEM 0) type FILE
> transid 37735 data_len 0 name_len 40
> name: 1B74B4425F854DAD1AA02E6D3202B4697E770716
> item 76 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
> -----------------------------------
>
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next prev parent reply other threads:[~2018-12-23 0:55 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-22 18:12 Firefox cache entries directory prevents rw mounting due to corrupt leaf. No way to fix this unmounted Jesse Emeth
2018-12-23 0:51 ` Qu Wenruo [this message]
[not found] ` <CADXXWGwK76qMrfRyCf=nPRs5nwMvvvvazMw0y70PpBcA2S2Uww@mail.gmail.com>
2018-12-29 12:25 ` Qu Wenruo
[not found] ` <CADXXWGzJFUJCN7-P4onvTYNDnC7jk3zrctCDa3garwao4oj9-g@mail.gmail.com>
[not found] ` <f1600095-0c40-5559-032e-d67037b8e79b@gmx.com>
[not found] ` <CADXXWGyv07ufaA5WdP65mCMac39wWOurG=vaGjCpr+Z8Q5F3Tg@mail.gmail.com>
[not found] ` <50bf817e-8683-9307-948e-f66a1919c1a8@gmx.com>
[not found] ` <CADXXWGx=HAT1AR2EL+BDyanGNyF1WK-Efw0zOmAqYLMf4UhC9Q@mail.gmail.com>
[not found] ` <CADXXWGxf2tOoeuOXVBMvKPbA_L+Z-as_JM35cnYU9HB7=9RnOA@mail.gmail.com>
[not found] ` <3001610a-8377-2213-6482-acdeeefb4995@gmx.com>
2018-12-30 2:57 ` Jesse Emeth
2018-12-30 4:34 ` Qu Wenruo
2018-12-30 10:04 ` Qu Wenruo
2018-12-30 12:46 ` Jesse Emeth
2018-12-30 13:08 ` Qu Wenruo
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