Index: src/js/_enqueues/admin/inline-edit-post.js
===================================================================
--- src/js/_enqueues/admin/inline-edit-post.js	(revision 58376)
+++ src/js/_enqueues/admin/inline-edit-post.js	(working copy)
@@ -128,8 +128,17 @@
 			inlineEditPost.edit( this );
 		});
 
+		// Clone quick edit categories for the bulk editor.
+		var qeCategories = $( '#inline-edit fieldset.inline-edit-categories' );
+		var beCategories = qeCategories.clone();
+
+		// Make "id" attributes globally unique.
+		beCategories.find( '*[id]' ).each( function() {
+			this.id = 'bulk-edit-' + this.id;
+		});
+
 		$('#bulk-edit').find('fieldset:first').after(
-			$('#inline-edit fieldset.inline-edit-categories').clone()
+			beCategories
 		).siblings( 'fieldset:last' ).prepend(
 			$( '#inline-edit .inline-edit-tags-wrap' ).clone()
 		);