[   10.634984] nft (5204) used greatest stack depth: 12080 bytes left
[   59.885526] nft (13865) used greatest stack depth: 12016 bytes left
[   66.456439] nft (14743) used greatest stack depth: 11976 bytes left
[   66.515756] nft (14776) used greatest stack depth: 11952 bytes left