[    2.303678] nft (179) used greatest stack depth: 12504 bytes left
[    4.328990] nft (563) used greatest stack depth: 12424 bytes left
[    5.588180] nft (1324) used greatest stack depth: 12400 bytes left
[   10.233912] nft (5147) used greatest stack depth: 12080 bytes left
[   59.908454] nft (13807) used greatest stack depth: 12016 bytes left
[   66.606319] nft (14685) used greatest stack depth: 11976 bytes left