fsck / fsck from util-linux 2.25.2 e2fsck 1.42.12 (29-Aug-2014) fsck.ext2: Is a directory while trying to open / The superblock could not be read or does not describe a valid ext2/ext3/ext4 filesystem. If the device is valid and it really contains an ext2/ext3/ext4 filesystem (and not swap or ufs or something else), then the superblock is corrupt, and you might try running e2fsck with an alternate superblock: e2fsck -b 8193 or e2fsck -b 32768 root@rescue ~ # vgchange --ignorelockingfailure -ay 2 logical volume(s) in volume group "vg0" now active root@rescue ~ # lvscan --ignorelockingfailure ACTIVE '/dev/vg0/swap' [8.00 GiB] inherit ACTIVE '/dev/vg0/root' [5.45 TiB] inherit root@rescue ~ # fsck -y /dev/VolumeGroup/LVname fsck from util-linux 2.25.2 e2fsck 1.42.12 (29-Aug-2014) fsck.ext2: No such file or directory while trying to open /dev/VolumeGroup/LVname Possibly non-existent device? root@rescue ~ # fsck -y /dev/ Display all 326 possibilities? (y or n) root@rescue ~ # fsck -y /dev/vg0/root fsck from util-linux 2.25.2 e2fsck 1.42.12 (29-Aug-2014) /dev/mapper/vg0-root contains a file system with errors, check forced. Pass 1: Checking inodes, blocks, and sizes Inodes that were part of a corrupted orphan linked list found. Fix? yes Inode 62390274 was part of the orphaned inode list. FIXED. Inode 62390275 was part of the orphaned inode list. FIXED. Inode 62390276 was part of the orphaned inode list. FIXED. Inode 62390277 was part of the orphaned inode list. FIXED. Inode 62390278 was part of the orphaned inode list. FIXED. Inode 62390279 was part of the orphaned inode list. FIXED. Inode 62390280 was part of the orphaned inode list. FIXED. Inode 70123727 was part of the orphaned inode list. FIXED. Deleted inode 70123728 has zero dtime. Fix? yes Inode 129237010 was part of the orphaned inode list. FIXED. Inode 129237301 was part of the orphaned inode list. FIXED. Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Pass 5: Checking group summary information Block bitmap differences: -(252286464--252286975) -(279577600--279577727) -(279649536--279649663) -(280513463--280513464) -516980895 -519513600 -(696331008--696331263) -(746564608--746564864) Fix? yes Free blocks count wrong for group #7699 (6323, counted=6835). Fix? yes Free blocks count wrong for group #8532 (8020, counted=8148). Fix? yes Free blocks count wrong for group #8534 (314, counted=442). Fix? yes Free blocks count wrong for group #8560 (7201, counted=7203). Fix? yes Free blocks count wrong for group #15777 (18949, counted=18950). Fix? yes Free blocks count wrong for group #15854 (9384, counted=9385). Fix? yes Free blocks count wrong for group #21250 (10488, counted=10744). Fix? yes Free blocks count wrong for group #22783 (5372, counted=5629). Fix? yes Free blocks count wrong (1018077010, counted=1018078295). Fix? yes Inode bitmap differences: -(62390274--62390280) -(70123727--70123728) -129237010 -129237301 Fix? yes Free inodes count wrong for group #7616 (7257, counted=7264). Fix? yes Free inodes count wrong for group #8560 (7933, counted=7935). Fix? yes Directories count wrong for group #8560 (58, counted=56). Fix? yes Free inodes count wrong for group #15776 (7691, counted=7693). Fix? yes Free inodes count wrong (365463222, counted=365463233). Fix? yes /dev/mapper/vg0-root: ***** FILE SYSTEM WAS MODIFIED ***** /dev/mapper/vg0-root: 268607/365731840 files (0.2% non-contiguous), 444824489/1462902784 blocks