src/jdk.unsupported/share/classes/module-info.java

@@ -25,10 +25,11 @@
 
 module jdk.unsupported {
     exports sun.misc;
     exports sun.reflect;
     exports com.sun.nio.file;
+    exports com.sun.nio.ch;
 
     opens sun.misc;
     opens sun.reflect;
 }