[    1.953551] nft (258) used greatest stack depth: 12536 bytes left
[    8.523014] ip (683) used greatest stack depth: 12472 bytes left
[    9.181499] ip (792) used greatest stack depth: 12392 bytes left
[   78.559093] ip (9015) used greatest stack depth: 12296 bytes left
[   94.892802] ip (12566) used greatest stack depth: 12232 bytes left
[  108.724102] ip (15060) used greatest stack depth: 12216 bytes left