[    2.351618] nft (265) used greatest stack depth: 12656 bytes left
[    3.676822] nft (324) used greatest stack depth: 12616 bytes left
[   14.581036] nft (992) used greatest stack depth: 12576 bytes left
[   15.727617] nft (1125) used greatest stack depth: 12544 bytes left
[   25.118376] ip (2537) used greatest stack depth: 12528 bytes left
[   28.095169] ip (2907) used greatest stack depth: 12384 bytes left