# nanddump /dev/mtd0 > /dev/null 
ECC failed: 82
ECC corrected: 0
Number of bad blocks: 0
Number of bbt blocks: 0
Block size 524288, page size 4096, OOB size 128
Dumping data starting at 0x00000000 and ending at 0x00400000...
ECC: 5 uncorrectable bitflip(s) at offset 0x00000000
ECC: 5 uncorrectable bitflip(s) at offset 0x00001000
ECC: 3 uncorrectable bitflip(s) at offset 0x00002000
ECC: 5 uncorrectable bitflip(s) at offset 0x00003000
ECC: 5 uncorrectable bitflip(s) at offset 0x00004000
ECC: 5 uncorrectable bitflip(s) at offset 0x00005000
ECC: 3 uncorrectable bitflip(s) at offset 0x00006000
ECC: 5 uncorrectable bitflip(s) at offset 0x00007000