[    2.007984] nft (261) used greatest stack depth: 12552 bytes left
[    9.661430] ip (685) used greatest stack depth: 12408 bytes left
[   29.877574] ip (5326) used greatest stack depth: 12392 bytes left
[   42.507274] ip (7349) used greatest stack depth: 12296 bytes left
[  257.155414] ip (24232) used greatest stack depth: 12216 bytes left