[    1.656945] nft (261) used greatest stack depth: 12536 bytes left
[    7.682581] ip (684) used greatest stack depth: 12504 bytes left
[    8.307589] ip (792) used greatest stack depth: 12392 bytes left
[   75.522701] ip (8997) used greatest stack depth: 12296 bytes left
[   88.777016] ip (12549) used greatest stack depth: 12216 bytes left
[  119.047454] ip (20634) used greatest stack depth: 12200 bytes left