[    2.014967] nft (261) used greatest stack depth: 12472 bytes left
[    7.864646] ip (685) used greatest stack depth: 12328 bytes left
[   31.151187] ip (6184) used greatest stack depth: 12280 bytes left
[   93.846183] ip (12864) used greatest stack depth: 12200 bytes left
[  248.478098] ip (22373) used greatest stack depth: 12168 bytes left