[    2.221018] nft (258) used greatest stack depth: 12736 bytes left
[    3.320486] nft (312) used greatest stack depth: 12664 bytes left
[   14.025619] nft (892) used greatest stack depth: 12600 bytes left
[   25.060356] ip (2518) used greatest stack depth: 12360 bytes left
[   34.875943] ip (3626) used greatest stack depth: 12344 bytes left