[    2.098850] nft (260) used greatest stack depth: 12552 bytes left
[    9.971575] ip (684) used greatest stack depth: 12408 bytes left
[   90.665428] ip (11134) used greatest stack depth: 12296 bytes left
[  247.759520] ip (21836) used greatest stack depth: 12216 bytes left
[  285.480387] ip (29507) used greatest stack depth: 12200 bytes left