e2fsck /dev/sdb1
e2fsck 1.35 (28-Feb-2004)
/dev/sdb1 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes

Pass 2: Checking directory structure
Directory inode 18679746 has an unallocated block #1.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #2.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #3.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #4.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #5.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #6.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #7.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #8.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #9.  Allocate<y>? yes

Directory inode 18679746 has an unallocated block #10.  Allocate<y>? yes