[   10.787698] nft (5233) used greatest stack depth: 12080 bytes left
[   60.398169] nft (13893) used greatest stack depth: 12016 bytes left
[   67.098609] nft (14771) used greatest stack depth: 11976 bytes left
[   67.157853] nft (14804) used greatest stack depth: 11952 bytes left
[  112.715500] nft (19703) used greatest stack depth: 11824 bytes left