Bah, I am getting this too:
(device loop0p2): ntfs_read_inode_mount(): Failed to lookup $MFT/$DATA attribute extent. $MFT is corrupt. Run chkdsk.
[4434021.036282] ntfs: (device loop0p2): ntfs_read_inode_mount(): Failed. Marking inode as bad.
[4434021.036572] ntfs: (device loop0p2)...