[    2.035922] nft (259) used greatest stack depth: 12536 bytes left
[    9.399771] ip (684) used greatest stack depth: 12392 bytes left
[   14.573803] nft (1267) used greatest stack depth: 12328 bytes left
[  111.366070] ip (12561) used greatest stack depth: 12216 bytes left
[  193.270029] ip (27808) used greatest stack depth: 11944 bytes left