[    2.654519] nft (214) used greatest stack depth: 12528 bytes left
[    2.667988] nft (216) used greatest stack depth: 12440 bytes left
[    3.379962] nft (357) used greatest stack depth: 12408 bytes left
[   48.882273] nft (12456) used greatest stack depth: 12072 bytes left
[   62.401061] nft (14472) used greatest stack depth: 11920 bytes left