[    1.959103] nft (259) used greatest stack depth: 12608 bytes left
[    2.011305] nft (261) used greatest stack depth: 12504 bytes left
[    9.918408] ip (683) used greatest stack depth: 12472 bytes left
[   11.060928] nft (832) used greatest stack depth: 12408 bytes left
[   37.264995] ip (5016) used greatest stack depth: 12376 bytes left
[  118.836359] ip (15045) used greatest stack depth: 12328 bytes left