[   10.094690] nft (5320) used greatest stack depth: 12136 bytes left
[   50.737756] nft (12832) used greatest stack depth: 12112 bytes left
[   63.002314] nft (14859) used greatest stack depth: 11984 bytes left
[   63.055304] nft (14892) used greatest stack depth: 11960 bytes left