--- a/libntfs-3g/volume.c.ref 2017-03-23 10:42:44.000000000 +0100 +++ b/libntfs-3g/volume.c 2017-12-20 08:11:51.842424300 +0100 @@ -959,7 +959,8 @@ vol->mftmirr_size = l; } ntfs_log_debug("Comparing $MFTMirr to $MFT...\n"); - for (i = 0; i < vol->mftmirr_size; ++i) { + /* Windows 10 does not update the full $MFTMirr any more */ + for (i = 0; (i < vol->mftmirr_size) && (i < FILE_first_user); ++i) { MFT_RECORD *mrec, *mrec2; const char *ESTR[12] = { "$MFT", "$MFTMirr", "$LogFile", "$Volume", "$AttrDef", "root directory", "$Bitmap",