sudo ntfsfix /dev/sdb
Mounting volume... ntfs_mst_post_read_fixup_warn: magic: 0x44524352 size: 1024 usa_ofs: 40 usa_count: 8: Invalid argument
Record 0 has no FILE magic (0x44524352)
Failed to load $MFT: Input/output error
FAILED
Attempting to correct errors... ntfs_mst_post_read_fixup_warn: magic: 0x44524352 size: 1024 usa_ofs: 40 usa_count: 8: Invalid argument
Record 0 has no FILE magic (0x44524352)
Failed to load $MFT: Input/output error
FAILED
Failed to startup volume: Input/output error
Checking for self-located MFT segment... ntfs_mst_post_read_fixup_warn: magic: 0x44524352 size: 1024 usa_ofs: 40 usa_count: 8: Invalid argument
OK
ntfs_mst_post_read_fixup_warn: magic: 0x44524352 size: 1024 usa_ofs: 40 usa_count: 8: Invalid argument
Record 0 has no FILE magic (0x44524352)
Failed to load $MFT: Input/output error
Volume is corrupt. You should run chkdsk.