[    1.922601] nft (260) used greatest stack depth: 12536 bytes left
[    9.158229] ip (684) used greatest stack depth: 12456 bytes left
[    9.897497] ip (813) used greatest stack depth: 12392 bytes left
[   36.642569] ip (6861) used greatest stack depth: 12328 bytes left
[  229.544263] ip (24243) used greatest stack depth: 12200 bytes left