1debugfs sort extended attributes 2mke2fs -Fq -b 1024 test.img 512 3Exit status is 0 4ea_set -f /tmp/b / security.SMEG64 5Exit status is 0 6ea_set -f /tmp/b / security.imb 7Exit status is 0 8ea_set / user.moo cow 9Exit status is 0 10ea_list / 11Extended attributes: 12 user.moo = "cow" (3) 13 security.imb = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" (256) 14 security.SMEG64 = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" (256) 15Exit status is 0 16ea_get / security.imb 17xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx 18Exit status is 0 19ea_get / nosuchea 20ea_get: Extended attribute key not found while getting extended attribute 21Exit status is 0 22e2fsck -yf -N test_filesys 23Pass 1: Checking inodes, blocks, and sizes 24Pass 2: Checking directory structure 25Pass 3: Checking directory connectivity 26Pass 4: Checking reference counts 27Pass 5: Checking group summary information 28test_filesys: 11/64 files (0.0% non-contiguous), 29/512 blocks 29Exit status is 0 30