diff --git a/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
index 9f02624375..5e882b0cde 100644
--- a/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
+++ b/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
@@ -330,6 +330,12 @@ L(movsb):
 	movq	%rdi, %rcx
 	subq	%rsi, %rcx
 	jmp	2f
+	/* data16 cs nopw 0x0(%rax,%rax,1) */
+	.byte 0x66, 0x66, 0x2e, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
+	/* data16 cs nopw 0x0(%rax,%rax,1) */
+	.byte 0x66, 0x66, 0x2e, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
+	/* nopw 0x0(%rax,%rax,1) */
+	.byte 0x66, 0x0f, 0x1f, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00
 # endif
 1:
 # if AVOID_SHORT_DISTANCE_REP_MOVSB