[   10.313381] nft (5211) used greatest stack depth: 12152 bytes left
[   12.515678] nft (5213) used greatest stack depth: 12136 bytes left
[   50.981881] nft (12692) used greatest stack depth: 12112 bytes left
[   63.171133] nft (14709) used greatest stack depth: 11984 bytes left