[    2.517649] nft (258) used greatest stack depth: 12704 bytes left
[    3.750535] nft (308) used greatest stack depth: 12584 bytes left
[   31.287644] ip (2893) used greatest stack depth: 12472 bytes left
[   42.633188] ip (4077) used greatest stack depth: 12360 bytes left
[  132.264778] ip (12537) used greatest stack depth: 12344 bytes left