[   10.060059] nft (5245) used greatest stack depth: 12152 bytes left
[   50.992994] nft (12727) used greatest stack depth: 12136 bytes left
[   53.073452] nft (13100) used greatest stack depth: 12112 bytes left
[   63.662543] nft (14743) used greatest stack depth: 11688 bytes left