badblocks

My storage is acting weird today and i'm trying to fix it with this command:
~# fsck.ext4 -vcDfty -C 0 /dev/sdb1
e2fsck 1.42.3 (14-May-2012)
Checking for bad blocks (read-only test): 19.10% done, 25:33 elapsed. (0/0/0 errors)


and this was the result: