diff --git a/[refs] b/[refs]
index 3f840d4048d7..3f8206f6c17a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a1287476e86568374ed6aadbb4123d9eff6f7b09
+refs/heads/master: 5d36aa9bbed32507b21e345f9d065868af5f5991
diff --git a/trunk/arch/ia64/hp/sim/boot/boot_head.S b/trunk/arch/ia64/hp/sim/boot/boot_head.S
index a9bd71ac78e2..8808565491fb 100644
--- a/trunk/arch/ia64/hp/sim/boot/boot_head.S
+++ b/trunk/arch/ia64/hp/sim/boot/boot_head.S
@@ -26,6 +26,7 @@ GLOBAL_ENTRY(_start)
 	movl sp = stack_mem+16384-16
 	bsw.1
 	br.call.sptk.many rp=start_bootloader
+0:	nop 0		  /* dummy nop to make unwinding work */
 END(_start)
 
 /*