diff --git a/memory.c b/memory.c
index 5d76c5d7..86ccec5e 100644
--- a/memory.c
+++ b/memory.c
@@ -4792,10 +4792,11 @@ get_task_mem_usage(ulong task, struct task_mem_usage *tm)
 {
 	struct task_context *tc;
 	long rss = 0, rss_cache = 0;
+	int mm_count = 0;
 
 	BZERO(tm, sizeof(struct task_mem_usage));
 
-	if (IS_ZOMBIE(task) || IS_EXITING(task)) 
+	if (IS_ZOMBIE(task))
 		return;
 
 	tc = task_to_context(task);
@@ -4808,6 +4809,11 @@ get_task_mem_usage(ulong task, struct task_mem_usage *tm)
 	if (!task_mm(task, TRUE))
 		return;
 
+	mm_count = INT(tt->mm_struct + OFFSET(mm_struct_mm_count));
+
+	if (IS_EXITING(task) && mm_count <= 0)
+		return;
+
 	if (VALID_MEMBER(mm_struct_rss))
 		/*  
 		 *  mm_struct.rss or mm_struct._rss exist.