src/jdk.incubator.jpackage/macosx/classes/jdk/incubator/jpackage/internal/MacDmgBundler.java

@@ -444,13 +444,26 @@
                     hdiUtilVerbosityFlag,
                     mountedRoot.toAbsolutePath().toString());
             // "hdiutil detach" might not work right away due to resource busy error, so
             // repeat detach several times.
             RetryExecutor retryExecutor = new RetryExecutor();
+            // Image can get detach even if we got resource busy error, so stop
+            // trying to detach it if it is no longer attached.
+            retryExecutor.setExecutorInitializer(exec -> {
+                if (!Files.exists(mountedRoot)) {
+                    retryExecutor.abort();
+                }
+            });
+            try {
             // 10 times with 3 second delays.
             retryExecutor.setMaxAttemptsCount(10).setAttemptTimeoutMillis(3000)
                     .execute(pb);
+            } catch (IOException ex) {
+                if (!retryExecutor.isAborted()) {
+                    throw ex;
+                }
+            }
         }
 
         // Compress it to a new image
         pb = new ProcessBuilder(
                 hdiutil,