[    1.958402] nft (258) used greatest stack depth: 12536 bytes left
[    9.719217] ip (794) used greatest stack depth: 12472 bytes left
[   26.512786] ip (3673) used greatest stack depth: 12232 bytes left
[   94.517358] ip (12567) used greatest stack depth: 12216 bytes left
[  169.898401] ip (27822) used greatest stack depth: 12200 bytes left