[    2.022561] nft (251) used greatest stack depth: 12776 bytes left
[    2.072525] nft (253) used greatest stack depth: 12696 bytes left
[    2.108832] nft (255) used greatest stack depth: 12616 bytes left
[   10.195779] ip (676) used greatest stack depth: 12352 bytes left
[   37.672003] ip (4068) used greatest stack depth: 12344 bytes left