Index: oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/VersionGarbageCollector.java
===================================================================
--- oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/VersionGarbageCollector.java	(revision 1783390)
+++ oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/document/VersionGarbageCollector.java	(working copy)
@@ -424,6 +424,7 @@
 
         void removeLeafDocuments(VersionGCStats stats) throws IOException {
             int removeCount = removeDeletedDocuments(getLeafDocIdsToDelete(), "(leaf)");
+            leafDocIdsToDelete.clear();
             stats.deletedLeafDocGCCount += removeCount;
             stats.deletedDocGCCount += removeCount;
         }