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From: Stephanos Mallouris <stephanos.mallouris@gmail.com>
To: Chao Yu <yuchao0@huawei.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>, linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] problem with f2fs android partition
Date: Tue, 17 Dec 2019 12:11:54 +0200
Message-ID: <CAPfgDnB6tRvKou_19gS7M0eqeL87WsW1f+vTKkkMnPxVnA4j4w@mail.gmail.com> (raw)
In-Reply-To: <7bda6647-f4d6-216a-c771-a9023362e16b@huawei.com>

Hi to all,

Sorry for the late reply. running the commands as suggested gave the following:

1. # dump.f2fs -i 0x3 /dev/sdc3

Info: sector size = 512
Info: total sectors = 25624576 (12512 MB)
Info: MKFS version
  "Linux version 4.1.46-EliteKernelReborn-v5+ (hassanmirza01@ubuntu)
(gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri Jan
19 17:16:04 PKT 2018"
Info: FSCK version
  from "Linux version 4.1.46-EliteKernelReborn-v6+
(hassanmirza01@ubuntu) (gcc version 4.9 20150123 (prerelease) (GCC) )
#1 SMP PREEMPT Sat Jan 27 00:46:02 PKT 2018"
    to "Linux version 4.4.0-170-generic (buildd@lgw01-amd64-015) (gcc
version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) ) #199-Ubuntu
SMP Thu Nov 14 01:44:41 UTC 2019"
Info: superblock features = 0 :
Info: superblock encrypt level = 0, salt = 00000000000000000000000000000000
Info: total FS sectors = 22310912 (10894 MB)
Info: CKPT version = 1307e4
Info: checkpoint state = 4 :  compacted_summary sudden-power-off
Invalid node block


Done.

2.  # dump.f2fs -i 0x4 /dev/sdc3

Info: sector size = 512
Info: total sectors = 25624576 (12512 MB)
Info: MKFS version
  "Linux version 4.1.46-EliteKernelReborn-v5+ (hassanmirza01@ubuntu)
(gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri Jan
19 17:16:04 PKT 2018"
Info: FSCK version
  from "Linux version 4.4.0-170-generic (buildd@lgw01-amd64-015) (gcc
version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) ) #199-Ubuntu
SMP Thu Nov 14 01:44:41 UTC 2019"
    to "Linux version 4.4.0-170-generic (buildd@lgw01-amd64-015) (gcc
version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) ) #199-Ubuntu
SMP Thu Nov 14 01:44:41 UTC 2019"
Info: superblock features = 0 :
Info: superblock encrypt level = 0, salt = 00000000000000000000000000000000
Info: total FS sectors = 22310912 (10894 MB)
Info: CKPT version = 1307e4
Info: checkpoint state = 4 :  compacted_summary sudden-power-off
[print_node_info: 103] Node ID [0x4:4] is inode
i_mode                        		[0x    41f8 : 16888]
i_advise                      		[0x       2 : 2]
i_uid                         		[0x     3ff : 1023]
i_gid                         		[0x     3ff : 1023]
i_links                       		[0x       5 : 5]
i_size                        		[0x    1000 : 4096]
i_blocks                      		[0x       3 : 3]
i_atime                       		[0x5c52cc67 : 1548930151]
i_atime_nsec                  		[0x380742f0 : 939999984]
i_ctime                       		[0x5da861d5 : 1571316181]
i_ctime_nsec                  		[0x232aaf7f : 589999999]
i_mtime                       		[0x5ca8c4a0 : 1554564256]
i_mtime_nsec                  		[0x bebc1fd : 199999997]
i_generation                  		[0x414c2cfb : 1095511291]
i_current_depth               		[0x       1 : 1]
i_xattr_nid                   		[0x       5 : 5]
i_flags                       		[0x       0 : 0]
i_inline                      		[0x       0 : 0]
i_pino                        		[0x       3 : 3]
i_namelen                     		[0x       5 : 5]
i_name                        		[media]
i_ext: fofs:0 blkaddr:0 len:0
i_addr[0]                     		[0x  294852 : 2705490]
i_addr[1]                     		[0x       0 : 0]
i_addr[2]                     		[0x       0 : 0]
i_addr[3]                     		[0x       0 : 0]
i_nid[0]                      		[0x       0 : 0]
i_nid[1]                      		[0x       0 : 0]
i_nid[2]                      		[0x       0 : 0]
i_nid[3]                      		[0x       0 : 0]
i_nid[4]                      		[0x       0 : 0]

Not a regular file


Done.




3. dump.f2fs -i 0x5 /dev/sdc3

Info: sector size = 512
Info: total sectors = 25624576 (12512 MB)
Info: MKFS version
  "Linux version 4.1.46-EliteKernelReborn-v5+ (hassanmirza01@ubuntu)
(gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri Jan
19 17:16:04 PKT 2018"
Info: FSCK version
  from "Linux version 4.4.0-170-generic (buildd@lgw01-amd64-015) (gcc
version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) ) #199-Ubuntu
SMP Thu Nov 14 01:44:41 UTC 2019"
    to "Linux version 4.4.0-170-generic (buildd@lgw01-amd64-015) (gcc
version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) ) #199-Ubuntu
SMP Thu Nov 14 01:44:41 UTC 2019"
Info: superblock features = 0 :
Info: superblock encrypt level = 0, salt = 00000000000000000000000000000000
Info: total FS sectors = 22310912 (10894 MB)
Info: CKPT version = 1307e4
Info: checkpoint state = 4 :  compacted_summary sudden-power-off
[print_node_info: 109] Node ID [0x5:5] is direct node or indirect node.
[0]			[0xf2f52011 : -218816495]
[1]			[0x       1 : 1]
[2]			[0x       0 : 0]
[3]			[0x       0 : 0]
[4]			[0x       0 : 0]
[5]			[0x       0 : 0]
[6]			[0x  210706 : 2164486]
[7]			[0x696c6573 : 1768711539]
[8]			[0x7578756e : 1970828654]
[9]			[0x6a626f3a : 1784835898]
[10]			[0x5f746365 : 1601463141]
Not a regular file


Done.

Those are the results. Hoping for your assistance and help

Regards

Stephanos M.



On 12/4/19, Chao Yu <yuchao0@huawei.com> wrote:
> Hi Jaegeuk,
>
> On 2019/12/4 1:43, Jaegeuk Kim wrote:
>> Hi,
>>
>> I think you didn't back up the root inode block, since it showed zeros.
>> Could you try the below a bit on fresh back-up image again?
>>
>> # dump.f2fs -i 0x3 /dev/sdc1
>> # dump.f2fs -i 0x4 /dev/sdc1
>> # dump.f2fs -i 0x5 /dev/sdc1
>
> Quoted:
> "[ASSERT] (sanity_check_nid: 362)  --> nid[0x3] ino is 0"
>
> Look into log in the Stephanos' first report email, it looks like nat entry
> of root inode was broken, if this is true, IMO, we have to add a routine to
> detect such inconsistence and lookup last root inode and relink to its nat
> entry.
>
> Thanks,
>
>>
>> Thanks,
>>
>> On 11/28, Stephanos Mallouris wrote:
>>> Hi,
>>>
>>> Thanks for the effort and advice .
>>> Did execute the command. It gave a lot of information ,
>>> so i am attaching that to a file.
>>>
>>> Regards
>>>
>>> Stephanos
>>>
>>>
>>> On 11/27/19, Jaegeuk Kim <jaegeuk@kernel.org> wrote:
>>>> Hi,
>>>>
>>>> On 11/27, Stephanos Mallouris wrote:
>>>>> Dear Kim ,
>>>>>
>>>>> Regarding the question:
>>>>>
>>>>> "Hmm, # of valid blocks is 0, which is really impossible.
>>>>>  Do you have original backed up image? I think at some point the image
>>>>>  was overwritten when fsck.f2fs tried to fix.
>>>>>  "
>>>>>
>>>>> I do have the original dump raw image. Please advice actions
>>>>> to assist in recovering it.
>>>>
>>>> Could you share the first run with that image?
>>>> # fsck.f2fs -d 3 "fresh backup image"
>>>>
>>>> Thanks,
>>>>
>>>>>
>>>>> I did a dd to an external drive, and from where i tried unsuccessful
>>>>> so
>>>>> far.
>>>>> I use the following command
>>>>>
>>>>> sudo dd if=mmcblk0p49.raw bs=512 oflag=sync status=progress
>>>>> of=/dev/sda1
>>>>>
>>>>> mmcblk0p49.raw is the backup partitioned.
>>>>>
>>>>> Thanks in advance
>>>>>
>>>>> Stephanos M.
>>>>>
>>>>>
>>>>> On 11/26/19, Jaegeuk Kim <jaegeuk@kernel.org> wrote:
>>>>>> On 11/26, Stephanos Mallouris wrote:
>>>>>>> Dear Kim,
>>>>>>>
>>>>>>> Thanks for getting back to me.
>>>>>>>
>>>>>>> I executed the command  fsck.f2fs -d 3 -f /dev/sdc1
>>>>>>> and it gave me the following information:
>>>>>>>
>>>>>>> Info: Debug level = 3
>>>>>>> Info: Force to fix corruption
>>>>>>> Info: sector size = 512
>>>>>>> Info: total sectors = 22310913 (10894 MB)
>>>>>>> Info: MKFS version
>>>>>>>   "Linux version 4.1.46-EliteKernelReborn-v5+ (hassanmirza01@ubuntu)
>>>>>>> (gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri
>>>>>>> Jan
>>>>>>> 19 17:16:04 PKT 2018"
>>>>>>> Info: FSCK version
>>>>>>>   from "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>> (gcc
>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>> #198-Ubuntu
>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>>     to "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>> (gcc
>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>> #198-Ubuntu
>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>> Info: superblock features = 0 :
>>>>>>> Info: superblock encrypt level = 0, salt =
>>>>>>> 00000000000000000000000000000000
>>>>>>>
>>>>>>> +--------------------------------------------------------+
>>>>>>> | Super block                                            |
>>>>>>> +--------------------------------------------------------+
>>>>>>> magic                         		[0xf2f52010 : 4076150800]
>>>>>>> major_ver                     		[0x       1 : 1]
>>>>>>> volum_name                    		[]
>>>>>>> minor_ver                     		[0x       7 : 7]
>>>>>>> log_sectorsize                		[0x       9 : 9]
>>>>>>> log_sectors_per_block         		[0x       3 : 3]
>>>>>>> log_blocksize                 		[0x       c : 12]
>>>>>>> log_blocks_per_seg            		[0x       9 : 9]
>>>>>>> segs_per_sec                  		[0x       1 : 1]
>>>>>>> secs_per_zone                 		[0x       1 : 1]
>>>>>>> checksum_offset               		[0x       0 : 0]
>>>>>>> block_count                   		[0x  2a8e00 : 2788864]
>>>>>>> section_count                 		[0x    151f : 5407]
>>>>>>> segment_count                 		[0x    1546 : 5446]
>>>>>>> segment_count_ckpt            		[0x       2 : 2]
>>>>>>> segment_count_sit             		[0x       2 : 2]
>>>>>>> segment_count_nat             		[0x      18 : 24]
>>>>>>> segment_count_ssa             		[0x       b : 11]
>>>>>>> segment_count_main            		[0x    151f : 5407]
>>>>>>> segment0_blkaddr              		[0x     200 : 512]
>>>>>>> cp_blkaddr                    		[0x     200 : 512]
>>>>>>> sit_blkaddr                   		[0x     600 : 1536]
>>>>>>> nat_blkaddr                   		[0x     a00 : 2560]
>>>>>>> ssa_blkaddr                   		[0x    3a00 : 14848]
>>>>>>> main_blkaddr                  		[0x    5000 : 20480]
>>>>>>> root_ino                      		[0x       3 : 3]
>>>>>>> node_ino                      		[0x       1 : 1]
>>>>>>> meta_ino                      		[0x       2 : 2]
>>>>>>> cp_payload                    		[0x       0 : 0]
>>>>>>> version                       Linux version 4.4.0-169-generic
>>>>>>> (buildd@lgw01-amd64-022) (gcc version 5.4.0 20160609 (Ubuntu
>>>>>>> 5.4.0-6ubuntu1~16.04.12) ) #198-Ubuntu SMP Tue Nov 12 10:34:23 UTC
>>>>>>> 2019
>>>>>>> Info: total FS sectors = 22310912 (10894 MB)
>>>>>>> Info: CKPT version = 1307e4
>>>>>>>
>>>>>>> +--------------------------------------------------------+
>>>>>>> | Checkpoint                                             |
>>>>>>> +--------------------------------------------------------+
>>>>>>> checkpoint_ver                		[0x  1307e4 : 1247204]
>>>>>>> user_block_count              		[0x  289400 : 2659328]
>>>>>>> valid_block_count             		[0x       0 : 0]
>>>>>>
>>>>>> Hmm, # of valid blocks is 0, which is really impossible.
>>>>>> Do you have original backed up image? I think at some point the image
>>>>>> was overwritten when fsck.f2fs tried to fix.
>>>>>>
>>>>>>> rsvd_segment_count            		[0x      70 : 112]
>>>>>>> overprov_segment_count        		[0x      d5 : 213]
>>>>>>> free_segment_count            		[0x    1519 : 5401]
>>>>>>> alloc_type[CURSEG_HOT_NODE]   		[0x       1 : 1]
>>>>>>> alloc_type[CURSEG_WARM_NODE]  		[0x       1 : 1]
>>>>>>> alloc_type[CURSEG_COLD_NODE]  		[0x       1 : 1]
>>>>>>> cur_node_segno[0]             		[0x       3 : 3]
>>>>>>> cur_node_segno[1]             		[0x       4 : 4]
>>>>>>> cur_node_segno[2]             		[0x       5 : 5]
>>>>>>> cur_node_blkoff[0]            		[0x       0 : 0]
>>>>>>> cur_node_blkoff[1]            		[0x       0 : 0]
>>>>>>> cur_node_blkoff[2]            		[0x       0 : 0]
>>>>>>> alloc_type[CURSEG_HOT_DATA]   		[0x       1 : 1]
>>>>>>> alloc_type[CURSEG_WARM_DATA]  		[0x       1 : 1]
>>>>>>> alloc_type[CURSEG_COLD_DATA]  		[0x       1 : 1]
>>>>>>> cur_data_segno[0]             		[0x       0 : 0]
>>>>>>> cur_data_segno[1]             		[0x       1 : 1]
>>>>>>> cur_data_segno[2]             		[0x       2 : 2]
>>>>>>> cur_data_blkoff[0]            		[0x       0 : 0]
>>>>>>> cur_data_blkoff[1]            		[0x       0 : 0]
>>>>>>> cur_data_blkoff[2]            		[0x       0 : 0]
>>>>>>> ckpt_flags                    		[0x       1 : 1]
>>>>>>> cp_pack_total_block_count     		[0x       8 : 8]
>>>>>>> cp_pack_start_sum             		[0x       1 : 1]
>>>>>>> valid_node_count              		[0x       0 : 0]
>>>>>>> valid_inode_count             		[0x       0 : 0]
>>>>>>> next_free_nid                 		[0x   14105 : 82181]
>>>>>>> sit_ver_bitmap_bytesize       		[0x      40 : 64]
>>>>>>> nat_ver_bitmap_bytesize       		[0x     300 : 768]
>>>>>>> checksum_offset               		[0x     ffc : 4092]
>>>>>>> elapsed_time                  		[0x 167a468 : 23569512]
>>>>>>> sit_nat_version_bitmap[0]     		[0x      79 : 121]
>>>>>>>
>>>>>>>
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x4bb2] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x6ba0] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x783c] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xa0ec] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xab88] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xadcd] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xb19c] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xb431] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xb8f4] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xbf40] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xce28] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xd299] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xd56c] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xd8d3] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xe527] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xe67d] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xf88c] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0xfc96] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x10271] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x111d6] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x1154e] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x11b66] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x1271e] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x12abc] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x1339b] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x137d2] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x139ae] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x14363] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x146a2] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x151a3] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x151da] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x15580] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x15744] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x158eb] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x16030] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x1632b] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x16722] in nat cache
>>>>>>> [lookup_nat_in_journal:1515] ==> Found nid [0x16c38] in nat cache
>>>>>>> [build_nat_area_bitmap:1718] valid nat entries (block_addr != 0x0)
>>>>>>> [0x
>>>>>>>       0 : 0]
>>>>>>> [build_sit_area_bitmap:1214] Blocks [0x0 : 0] Free Segs [0x1519 :
>>>>>>> 5401]
>>>>>>>
>>>>>>> Info: checkpoint state = 1 :  unmount
>>>>>>> [ASSERT] (sanity_check_nid: 362)  --> nid[0x3] ino is 0
>>>>>>>
>>>>>>> [FSCK] Unreachable nat entries                        [Ok..] [0x0]
>>>>>>> [FSCK] SIT valid block bitmap checking                [Ok..]
>>>>>>> [FSCK] Hard link checking for regular file            [Ok..] [0x0]
>>>>>>> [FSCK] valid_block_count matching with CP             [Ok..] [0x0]
>>>>>>> [FSCK] valid_node_count matcing with CP (de lookup)   [Ok..] [0x0]
>>>>>>> [FSCK] valid_node_count matcing with CP (nat lookup)  [Ok..] [0x0]
>>>>>>> [FSCK] valid_inode_count matched with CP              [Ok..] [0x0]
>>>>>>> [FSCK] free segment_count matched with CP             [Ok..]
>>>>>>> [0x1519]
>>>>>>> [FSCK] next block offset is free                      [Ok..]
>>>>>>> [FSCK] fixing SIT types
>>>>>>> [FSCK] other corrupted bugs                           [Fail]
>>>>>>> [move_curseg_info:1471] Move curseg[0] 0 -> 0 after 5000
>>>>>>> [move_curseg_info:1471] Move curseg[1] 1 -> 1 after 5000
>>>>>>> [move_curseg_info:1471] Move curseg[2] 2 -> 2 after 5000
>>>>>>> [move_curseg_info:1471] Move curseg[3] 3 -> 3 after 5000
>>>>>>> [move_curseg_info:1471] Move curseg[4] 4 -> 4 after 5000
>>>>>>> [move_curseg_info:1471] Move curseg[5] 5 -> 5 after 5000
>>>>>>>
>>>>>>> Done.
>>>>>>>
>>>>>>>
>>>>>>> It still give the same error trying to mount the partiotion.
>>>>>>> [57765.609319] F2FS-fs (sdc1): Failed to read root inode
>>>>>>> [57765.651048] F2FS-fs (sdc1): Failed to read root inode
>>>>>>> [58015.507861] F2FS-fs (sdc1): Failed to read root inode
>>>>>>> [58015.563422] F2FS-fs (sdc1): Failed to read root inode
>>>>>>>
>>>>>>> Please advice and assist if possible.
>>>>>>>
>>>>>>> Kindest Regards,
>>>>>>>
>>>>>>> Stephanos Mallouris
>>>>>>>
>>>>>>> On 11/25/19, Jaegeuk Kim <jaegeuk@kernel.org> wrote:
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> On 11/22, Stephanos Mallouris wrote:
>>>>>>>>> Dear all,
>>>>>>>>>
>>>>>>>>> I have backup my f2fs android partition via netcat and adb.
>>>>>>>>> After loosing the original partition, tried to restore it on a
>>>>>>>>> local
>>>>>>>>> drive and access it via linux but i am encountering the following
>>>>>>>>> issues:
>>>>>>>>>
>>>>>>>>> A. trying the command
>>>>>>>>>
>>>>>>>>>  sudo mount -t f2fs /dev/sdc1 /mnt
>>>>>>>>>
>>>>>>>>> gives the following error
>>>>>>>>>
>>>>>>>>>  F2FS-fs (sdc1): Failed to read root inode
>>>>>>>>>
>>>>>>>>> B1. Tried to fsck the file system , see bellow:
>>>>>>>>>
>>>>>>>>> sudo fsck.f2fs -a  /dev/sdc1
>>>>>>>>>
>>>>>>>>> result:
>>>>>>>>>
>>>>>>>>> Info: Fix the reported corruption.
>>>>>>>>> Info: sector size = 512
>>>>>>>>> Info: total sectors = 22310913 (10894 MB)
>>>>>>>>> Info: MKFS version
>>>>>>>>>   "Linux version 4.1.46-EliteKernelReborn-v5+
>>>>>>>>> (hassanmirza01@ubuntu)
>>>>>>>>> (gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri
>>>>>>>>> Jan
>>>>>>>>> 19 17:16:04 PKT 2018"
>>>>>>>>> Info: FSCK version
>>>>>>>>>   from "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>>>> (gcc
>>>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>>>> #198-Ubuntu
>>>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>>>>     to "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>>>> (gcc
>>>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>>>> #198-Ubuntu
>>>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>>>> Info: superblock features = 0 :
>>>>>>>>> Info: superblock encrypt level = 0, salt =
>>>>>>>>> 00000000000000000000000000000000
>>>>>>>>> Info: total FS sectors = 22310912 (10894 MB)
>>>>>>>>> Info: CKPT version = 1307e4
>>>>>>>>> Info: No error was reported
>>>>>>>>>
>>>>>>>>> Still unable to mount the partiotion , gives the same error.
>>>>>>>>>
>>>>>>>>> B2. Tried
>>>>>>>>> sudo fsck.f2fs -f  /dev/sdc1
>>>>>>>>
>>>>>>>> Could you try: fsck.f2fs -d 3 -f /dev/sdc1?
>>>>>>>> It seems you didn't back up the entire partition which is missing
>>>>>>>> root
>>>>>>>> inode
>>>>>>>> block.
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>>
>>>>>>>>>
>>>>>>>>> result
>>>>>>>>>
>>>>>>>>> Info: Force to fix corruption
>>>>>>>>> Info: sector size = 512
>>>>>>>>> Info: total sectors = 22310913 (10894 MB)
>>>>>>>>> Info: MKFS version
>>>>>>>>>   "Linux version 4.1.46-EliteKernelReborn-v5+
>>>>>>>>> (hassanmirza01@ubuntu)
>>>>>>>>> (gcc version 4.9 20150123 (prerelease) (GCC) ) #1 SMP PREEMPT Fri
>>>>>>>>> Jan
>>>>>>>>> 19 17:16:04 PKT 2018"
>>>>>>>>> Info: FSCK version
>>>>>>>>>   from "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>>>> (gcc
>>>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>>>> #198-Ubuntu
>>>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>>>>     to "Linux version 4.4.0-169-generic (buildd@lgw01-amd64-022)
>>>>>>>>> (gcc
>>>>>>>>> version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.12) )
>>>>>>>>> #198-Ubuntu
>>>>>>>>> SMP Tue Nov 12 10:34:23 UTC 2019"
>>>>>>>>> Info: superblock features = 0 :
>>>>>>>>> Info: superblock encrypt level = 0, salt =
>>>>>>>>> 00000000000000000000000000000000
>>>>>>>>> Info: total FS sectors = 22310912 (10894 MB)
>>>>>>>>> Info: CKPT version = 1307e4
>>>>>>>>> Info: checkpoint state = 1 :  unmount
>>>>>>>>> [ASSERT] (sanity_check_nid: 362)  --> nid[0x3] ino is 0
>>>>>>>>>
>>>>>>>>> [FSCK] Unreachable nat entries                        [Ok..] [0x0]
>>>>>>>>> [FSCK] SIT valid block bitmap checking                [Ok..]
>>>>>>>>> [FSCK] Hard link checking for regular file            [Ok..] [0x0]
>>>>>>>>> [FSCK] valid_block_count matching with CP             [Ok..] [0x0]
>>>>>>>>> [FSCK] valid_node_count matcing with CP (de lookup)   [Ok..] [0x0]
>>>>>>>>> [FSCK] valid_node_count matcing with CP (nat lookup)  [Ok..] [0x0]
>>>>>>>>> [FSCK] valid_inode_count matched with CP              [Ok..] [0x0]
>>>>>>>>> [FSCK] free segment_count matched with CP             [Ok..]
>>>>>>>>> [0x1519]
>>>>>>>>> [FSCK] next block offset is free                      [Ok..]
>>>>>>>>> [FSCK] fixing SIT types
>>>>>>>>> [FSCK] other corrupted bugs                           [Fail]
>>>>>>>>> [move_curseg_info:1471] Move curseg[0] 0 -> 0 after 5000
>>>>>>>>> [move_curseg_info:1471] Move curseg[1] 1 -> 1 after 5000
>>>>>>>>> [move_curseg_info:1471] Move curseg[2] 2 -> 2 after 5000
>>>>>>>>> [move_curseg_info:1471] Move curseg[3] 3 -> 3 after 5000
>>>>>>>>> [move_curseg_info:1471] Move curseg[4] 4 -> 4 after 5000
>>>>>>>>> [move_curseg_info:1471] Move curseg[5] 5 -> 5 after 5000
>>>>>>>>>
>>>>>>>>> Done.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Trying to mount it , no success, gives
>>>>>>>>>
>>>>>>>>> F2FS-fs (sdc1): Failed to read root inode.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Any help or advice will be much appreciated.
>>>>>>>>> Keep up the great work on f2fs.
>>>>>>>>>
>>>>>>>>> Kindest Regards
>>>>>>>>>
>>>>>>>>> Stephanos Mallouris
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> Linux-f2fs-devel mailing list
>>>>>>>>> Linux-f2fs-devel@lists.sourceforge.net
>>>>>>>>> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
>>>>>>>>
>>>>>>
>>>>
>>
>>
>>
>>
>> _______________________________________________
>> Linux-f2fs-devel mailing list
>> Linux-f2fs-devel@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
>> .
>>
>


_______________________________________________
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  reply index

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-22  9:35 Stephanos Mallouris
2019-11-25 17:40 ` Jaegeuk Kim
2019-11-26  7:52   ` Stephanos Mallouris
2019-11-26 18:34     ` Jaegeuk Kim
2019-11-27  8:22       ` Stephanos Mallouris
2019-11-27 18:26         ` Jaegeuk Kim
     [not found]           ` <CAPfgDnA28pAE=1y=6XtzmrhZ1WE8y-dScZv0dB6ymbkGbfzK=Q@mail.gmail.com>
2019-12-03 17:43             ` Jaegeuk Kim
2019-12-04  1:27               ` Chao Yu
2019-12-17 10:11                 ` Stephanos Mallouris [this message]
2019-12-18 21:54                   ` Jaegeuk Kim
2019-12-31 10:14                   ` Chao Yu
     [not found]                     ` <CAPfgDnCZdOw5QzvORMjQzz4aU24GXrJQZQRougwjtBvym-wDkA@mail.gmail.com>
2020-01-08  8:36                       ` Chao Yu
2020-01-13 13:49                         ` Stephanos Mallouris
2020-01-15 11:04                           ` Chao Yu

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