[    2.042659] nft (261) used greatest stack depth: 12552 bytes left
[    9.189046] ip (683) used greatest stack depth: 12392 bytes left
[   89.454339] ip (11246) used greatest stack depth: 12296 bytes left
[  236.170108] ip (21945) used greatest stack depth: 12248 bytes left
[  250.089589] ip (24306) used greatest stack depth: 12216 bytes left