[    2.619399] nft (259) used greatest stack depth: 12504 bytes left
[    9.769113] ip (683) used greatest stack depth: 12360 bytes left
[  136.512684] nft (14479) used greatest stack depth: 12328 bytes left
[  218.032371] ip (18909) used greatest stack depth: 12312 bytes left
[  252.432884] ip (22313) used greatest stack depth: 12216 bytes left
[  264.950552] ip (24664) used greatest stack depth: 12184 bytes left