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]
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 <[email protected]> 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
>> [email protected]
>> https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
>
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