[   36.494326] nft (261) used greatest stack depth: 12536 bytes left
[   42.666116] ip (685) used greatest stack depth: 12376 bytes left
[  108.321736] ip (9018) used greatest stack depth: 12296 bytes left
[  122.900865] ip (12577) used greatest stack depth: 12248 bytes left
[  135.904786] ip (15073) used greatest stack depth: 12216 bytes left