[    2.142331] nft (260) used greatest stack depth: 12552 bytes left
[    9.206777] ip (685) used greatest stack depth: 12392 bytes left
[   87.498773] ip (11201) used greatest stack depth: 12296 bytes left
[   87.534245] ip (11207) used greatest stack depth: 12248 bytes left
[  240.676960] ip (24256) used greatest stack depth: 12216 bytes left
[  353.768362] ip (4839) used greatest stack depth: 11944 bytes left