[    2.341737] nft (253) used greatest stack depth: 12752 bytes left
[    3.976597] nft (332) used greatest stack depth: 12680 bytes left
[   11.471087] ip (675) used greatest stack depth: 12592 bytes left
[   12.484730] ip (788) used greatest stack depth: 12560 bytes left
[   21.439812] ip (1893) used greatest stack depth: 12464 bytes left
[   28.181523] ip (2743) used greatest stack depth: 12320 bytes left
[   35.361875] ip (3691) used greatest stack depth: 12176 bytes left