1../e2fsck/e2fsck: Group descriptors look bad... trying backup blocks... 2One or more block group descriptor checksums are invalid. Fix? yes 3 4Group descriptor 0 checksum is invalid. FIXED. 5Inode table for group 1 is not in group. (block 0) 6WARNING: SEVERE DATA LOSS POSSIBLE. 7Relocate? yes 8 9Group descriptor 1 checksum is invalid. FIXED. 10Group descriptor 2 checksum is invalid. FIXED. 11Group descriptor 3 checksum is invalid. FIXED. 12Pass 1: Checking inodes, blocks, and sizes 13Relocating group 1's inode table to 142... 14Restarting e2fsck from the beginning... 15Group descriptor 1 checksum is invalid. FIXED. 16Pass 1: Checking inodes, blocks, and sizes 17Pass 2: Checking directory structure 18Pass 3: Checking directory connectivity 19Pass 4: Checking reference counts 20Pass 5: Checking group summary information 21Inode bitmap differences: -(65--128) 22Fix? yes 23 24 25test_filesys: ***** FILE SYSTEM WAS MODIFIED ***** 26test_filesys: 12/256 files (0.0% non-contiguous), 31163/32768 blocks 27Exit status is 1 28