Index: linux-2.6.14-rt22-rayrt5/kernel/rt.c
===================================================================
--- linux-2.6.14-rt22-rayrt5.orig/kernel/rt.c	2005-12-15 02:15:13.000000000 +0530
+++ linux-2.6.14-rt22-rayrt5/kernel/rt.c	2005-12-15 02:18:29.000000000 +0530
@@ -3001,7 +3001,7 @@
 	 * if the owner can't be found return try again.
 	 */
 
-	if (!owner_task) {
+	if (!owner_task || owner_task == current) {
 		up(sem);
 		up_read(&current->mm->mmap_sem);
 		return -EAGAIN;