[   20.202068] nft (260) used greatest stack depth: 12608 bytes left
[   20.863558] nft (292) used greatest stack depth: 12568 bytes left
[   29.047952] ip (684) used greatest stack depth: 12520 bytes left
[  107.200491] ip (8969) used greatest stack depth: 12376 bytes left
[  135.977100] ip (15029) used greatest stack depth: 12248 bytes left
[  144.869614] ip (17528) used greatest stack depth: 12160 bytes left