[   10.315673] nft (5330) used greatest stack depth: 12176 bytes left
[   12.461222] nft (5332) used greatest stack depth: 12160 bytes left
[   63.143539] nft (14867) used greatest stack depth: 11976 bytes left
[   63.193971] nft (14900) used greatest stack depth: 11800 bytes left