[    1.862791] nft (258) used greatest stack depth: 12568 bytes left
[    3.175366] nft (334) used greatest stack depth: 12504 bytes left
[   39.896583] ip (5790) used greatest stack depth: 12472 bytes left
[   84.022306] ip (8960) used greatest stack depth: 12376 bytes left
[   95.986297] ip (12518) used greatest stack depth: 12360 bytes left
[  102.724672] ip (15016) used greatest stack depth: 12344 bytes left