Did it smoke previously?
If light blue smoke that hangs about it is oil, if white and disappears can be water or fuel.
Oil will come past valve guide seals or rings. Water through head gasket or crack. Fuel is a carb adjustment issue.
It may smoke when cold but not when hot.
BagusJeep lives in Bali.
1981 CJ7 258ci - Bagusjeep
1984 CJ7 258ci - Puthijeep
1981 J20 258ci - Gladys
1951 Willys CJ3A/MB/M38 - Little Willy
1995 Cherokee 4.0 - CHEROKEE