[   48.791102] nft (12369) used greatest stack depth: 12072 bytes left
[   55.359197] nft (13511) used greatest stack depth: 12048 bytes left
[   62.505429] nft (14385) used greatest stack depth: 11920 bytes left
[   62.564065] nft (14418) used greatest stack depth: 11904 bytes left