[    1.754437] nft (260) used greatest stack depth: 12504 bytes left
[    7.663932] ip (683) used greatest stack depth: 12392 bytes left
[  100.545438] ip (13142) used greatest stack depth: 12376 bytes left
[  122.002704] ip (14408) used greatest stack depth: 12328 bytes left
[  235.916254] ip (22254) used greatest stack depth: 12232 bytes left
[  249.223623] ip (24597) used greatest stack depth: 12200 bytes left