[    2.318194] nft (181) used greatest stack depth: 12464 bytes left
[    2.361746] nft (189) used greatest stack depth: 12376 bytes left
[    2.583751] nft (227) used greatest stack depth: 12264 bytes left
[   10.544119] nft (5203) used greatest stack depth: 12032 bytes left
[   66.721711] nft (14741) used greatest stack depth: 11936 bytes left