[   10.742020] nft (5223) used greatest stack depth: 12112 bytes left
[   12.950245] nft (5225) used greatest stack depth: 12048 bytes left
[   66.187745] nft (14762) used greatest stack depth: 11896 bytes left
[   69.977222] nft (15300) used greatest stack depth: 11856 bytes left