1dumpe2fs: MMP: invalid magic number while trying to open test.img
2Exit status is 2
3Superblock has invalid MMP magic.  Fix? yes
4
5Pass 1: Checking inodes, blocks, and sizes
6Pass 2: Checking directory structure
7Pass 3: Checking directory connectivity
8Pass 4: Checking reference counts
9Pass 5: Checking group summary information
10test_filesys: 11/128 files (0.0% non-contiguous), 19/512 blocks
11Exit status is 0
12dumpe2fs: it is safe to mount 'test.img', MMP is clean
13Exit status is 0
14MMP_block:
15    mmp_magic: 0x4d4d50
16    mmp_check_interval: 5
17    mmp_sequence: 0xff4d4d50
18    mmp_update_date: test date
19    mmp_update_time: test_time
20    mmp_node_name: test_node
21    mmp_device_name: test.img
22    mmp_block_number: 8
23