64-bit filesystem support is not enabled. The larger fields afforded by this feature enable full-strength checksumming. Pass -O 64bit to rectify. Creating filesystem with 524288 1k blocks and 32768 inodes Superblock backups stored on blocks: 8193, 24577, 40961, 57345, 73729, 204801, 221185, 401409 Allocating group tables: done Writing inode tables: done Creating journal (16384 blocks): done Writing superblocks and filesystem accounting information: done Pass 1: Checking inodes, blocks, and sizes Pass 2: Checking directory structure Pass 3: Checking directory connectivity Pass 4: Checking reference counts Pass 5: Checking group summary information test_filesys: 11/32768 files (0.0% non-contiguous), 27050/524288 blocks Exit status is 0 Journal features: (none) debugfs write journal Journal features: journal_checksum_v3 debugfs: logdump -c Journal starts at block 1, transaction 1 Found expected sequence 1, type 1 (descriptor block) at block 1 Found expected sequence 1, type 1 (descriptor block) at block 64 Found expected sequence 1, type 1 (descriptor block) at block 127 Found expected sequence 1, type 1 (descriptor block) at block 190 Found expected sequence 1, type 1 (descriptor block) at block 253 Found expected sequence 1, type 1 (descriptor block) at block 316 Found expected sequence 1, type 1 (descriptor block) at block 379 Found expected sequence 1, type 1 (descriptor block) at block 442 Found expected sequence 1, type 1 (descriptor block) at block 505 Found expected sequence 1, type 1 (descriptor block) at block 568 Found expected sequence 1, type 1 (descriptor block) at block 631 Found expected sequence 1, type 1 (descriptor block) at block 694 Found expected sequence 1, type 1 (descriptor block) at block 757 Found expected sequence 1, type 1 (descriptor block) at block 820 Found expected sequence 1, type 1 (descriptor block) at block 883 Found expected sequence 1, type 1 (descriptor block) at block 946 Found expected sequence 1, type 1 (descriptor block) at block 1009 Found expected sequence 1, type 1 (descriptor block) at block 1072 Found expected sequence 1, type 1 (descriptor block) at block 1135 Found expected sequence 1, type 1 (descriptor block) at block 1198 Found expected sequence 1, type 1 (descriptor block) at block 1261 Found expected sequence 1, type 1 (descriptor block) at block 1324 Found expected sequence 1, type 1 (descriptor block) at block 1387 Found expected sequence 1, type 1 (descriptor block) at block 1450 Found expected sequence 1, type 1 (descriptor block) at block 1513 Found expected sequence 1, type 1 (descriptor block) at block 1576 Found expected sequence 1, type 1 (descriptor block) at block 1639 Found expected sequence 1, type 1 (descriptor block) at block 1702 Found expected sequence 1, type 1 (descriptor block) at block 1765 Found expected sequence 1, type 1 (descriptor block) at block 1828 Found expected sequence 1, type 1 (descriptor block) at block 1891 Found expected sequence 1, type 1 (descriptor block) at block 1954 Found expected sequence 1, type 1 (descriptor block) at block 2017 Found expected sequence 1, type 1 (descriptor block) at block 2080 Found expected sequence 1, type 1 (descriptor block) at block 2143 Found expected sequence 1, type 1 (descriptor block) at block 2206 Found expected sequence 1, type 1 (descriptor block) at block 2269 Found expected sequence 1, type 1 (descriptor block) at block 2332 Found expected sequence 1, type 1 (descriptor block) at block 2395 Found expected sequence 1, type 1 (descriptor block) at block 2458 Found expected sequence 1, type 1 (descriptor block) at block 2521 Found expected sequence 1, type 1 (descriptor block) at block 2584 Found expected sequence 1, type 1 (descriptor block) at block 2647 Found expected sequence 1, type 1 (descriptor block) at block 2710 Found expected sequence 1, type 1 (descriptor block) at block 2773 Found expected sequence 1, type 1 (descriptor block) at block 2836 Found expected sequence 1, type 1 (descriptor block) at block 2899 Found expected sequence 1, type 1 (descriptor block) at block 2962 Found expected sequence 1, type 1 (descriptor block) at block 3025 Found expected sequence 1, type 1 (descriptor block) at block 3088 Found expected sequence 1, type 1 (descriptor block) at block 3151 Found expected sequence 1, type 1 (descriptor block) at block 3214 Found expected sequence 1, type 1 (descriptor block) at block 3277 Found expected sequence 1, type 1 (descriptor block) at block 3340 Found expected sequence 1, type 1 (descriptor block) at block 3403 Found expected sequence 1, type 1 (descriptor block) at block 3466 Found expected sequence 1, type 1 (descriptor block) at block 3529 Found expected sequence 1, type 1 (descriptor block) at block 3592 Found expected sequence 1, type 1 (descriptor block) at block 3655 Found expected sequence 1, type 1 (descriptor block) at block 3718 Found expected sequence 1, type 1 (descriptor block) at block 3781 Found expected sequence 1, type 1 (descriptor block) at block 3844 Found expected sequence 1, type 1 (descriptor block) at block 3907 Found expected sequence 1, type 1 (descriptor block) at block 3970 Found expected sequence 1, type 1 (descriptor block) at block 4033 Found expected sequence 1, type 1 (descriptor block) at block 4096 Found expected sequence 1, type 1 (descriptor block) at block 4159 Found expected sequence 1, type 2 (commit block) at block 4165 No magic number at block 4166: end of journal. test_filesys: recovering journal Superblock has an invalid journal (inode 8). Clear? yes *** journal has been deleted *** Resize inode not valid. Recreate? yes Pass 1: Checking inodes, blocks, and sizes Root inode is not a directory. Clear? yes Pass 2: Checking directory structure Pass 3: Checking directory connectivity Root inode not allocated. Allocate? yes /lost+found not found. Create? yes Pass 4: Checking reference counts Pass 5: Checking group summary information Block bitmap differences: +(1--261) +263 +265 +267 +269 +(276--277) +279 +281 +283 +285 +(292--547) +(676--803) +(932--1059) +(1188--1315) +(1444--1571) +2342 +(8193--8451) +(24577--24835) +(40961--41219) +(57345--57603) +(73729--73987) -(139265--155648) Fix? yes Free blocks count wrong for group #0 (5837, counted=5850). Fix? yes Free blocks count wrong for group #17 (0, counted=8192). Fix? yes Free blocks count wrong for group #18 (0, counted=8192). Fix? yes Free blocks count wrong (497236, counted=513633). Fix? yes Inode bitmap differences: +1 +(3--10) Fix? yes Free inodes count wrong for group #0 (500, counted=501). Fix? yes Directories count wrong for group #0 (3, counted=2). Fix? yes Free inodes count wrong (32756, counted=32757). Fix? yes Padding at end of inode bitmap is not set. Fix? yes Recreate journal? yes Creating journal (16384 blocks): Done. *** journal has been regenerated *** test_filesys: ***** FILE SYSTEM WAS MODIFIED ***** test_filesys: 11/32768 files (0.0% non-contiguous), 27039/524288 blocks Exit status is 1