[    1.967918] nft (258) used greatest stack depth: 12608 bytes left
[    2.965077] nft (304) used greatest stack depth: 12568 bytes left
[   11.765874] nft (828) used greatest stack depth: 12408 bytes left
[   38.159281] ip (4497) used greatest stack depth: 12392 bytes left
[  103.593052] ip (12548) used greatest stack depth: 12360 bytes left