[    2.022173] nft (261) used greatest stack depth: 12552 bytes left
[   11.178897] ip (815) used greatest stack depth: 12488 bytes left
[   39.231224] ip (6444) used greatest stack depth: 12408 bytes left
[   92.091197] ip (11169) used greatest stack depth: 12296 bytes left
[  241.754810] ip (21877) used greatest stack depth: 12216 bytes left