[    1.903701] nft (261) used greatest stack depth: 12552 bytes left
[    8.914112] ip (683) used greatest stack depth: 12408 bytes left
[  132.114691] nft (14245) used greatest stack depth: 12360 bytes left
[  200.665910] ip (18584) used greatest stack depth: 12296 bytes left
[  239.031235] ip (24292) used greatest stack depth: 12216 bytes left