[    2.156199] nft (261) used greatest stack depth: 12472 bytes left
[    8.744020] ip (685) used greatest stack depth: 12424 bytes left
[   93.521488] ip (11457) used greatest stack depth: 12280 bytes left
[  109.104762] ip (13245) used greatest stack depth: 12200 bytes left
[  238.336780] ip (22363) used greatest stack depth: 12168 bytes left