[   10.421422] nft (5299) used greatest stack depth: 12048 bytes left
[   60.273509] nft (14365) used greatest stack depth: 12016 bytes left
[   63.835115] nft (14796) used greatest stack depth: 11912 bytes left
[  109.691552] nft (19714) used greatest stack depth: 11832 bytes left