Index: post-template.php
===================================================================
--- post-template.php	(revision 17639)
+++ post-template.php	(working copy)
@@ -1101,7 +1101,7 @@
 			$output .= ' selected="selected"';
 		$output .= '>';
 		$title = esc_html($page->post_title);
-		$title = apply_filters( 'list_pages', $page->post_title );
+		$title = apply_filters( 'list_pages', $title );
 		$output .= "$pad$title";
 		$output .= "</option>\n";
 	}