[    2.067785] nft (258) used greatest stack depth: 12504 bytes left
[    8.880803] ip (683) used greatest stack depth: 12456 bytes left
[    9.695207] ip (814) used greatest stack depth: 12392 bytes left
[   84.529094] ip (11394) used greatest stack depth: 12328 bytes left
[  112.484418] ip (14026) used greatest stack depth: 12232 bytes left
[  172.471585] ip (16498) used greatest stack depth: 12200 bytes left