[    2.020373] nft (262) used greatest stack depth: 12472 bytes left
[    8.681512] ip (686) used greatest stack depth: 12344 bytes left
[  133.437806] nft (14502) used greatest stack depth: 12312 bytes left
[  221.875438] ip (19408) used greatest stack depth: 12280 bytes left
[  250.560073] ip (24716) used greatest stack depth: 12168 bytes left