[    1.877897] nft (261) used greatest stack depth: 12536 bytes left
[    8.829069] ip (684) used greatest stack depth: 12392 bytes left
[   81.870711] ip (9016) used greatest stack depth: 12296 bytes left
[  104.650957] ip (15069) used greatest stack depth: 12216 bytes left
[  160.938032] ip (26441) used greatest stack depth: 12200 bytes left