[   15.201299] nft (1917) used greatest stack depth: 12424 bytes left
[   26.381578] ip (4942) used greatest stack depth: 12392 bytes left
[   88.824895] ip (11171) used greatest stack depth: 12296 bytes left
[  150.721106] ip (15428) used greatest stack depth: 12248 bytes left
[  241.081434] ip (21876) used greatest stack depth: 12232 bytes left
[  248.929670] ip (24225) used greatest stack depth: 12216 bytes left