[    2.308265] nft (259) used greatest stack depth: 12504 bytes left
[    9.245667] ip (682) used greatest stack depth: 12456 bytes left
[   26.998725] ip (4969) used greatest stack depth: 12360 bytes left
[   34.390856] ip (6075) used greatest stack depth: 12312 bytes left
[  247.517376] ip (22250) used greatest stack depth: 12184 bytes left