1 files changed, 4 insertions, 1 deletions
diff --git a/exec.c b/exec.c
index c4f2894ea1..3ca9381214 100644
--- a/exec.c
+++ b/exec.c
@@ -402,11 +402,14 @@ void cpu_exec_init(CPUArchState *env)
 #if defined(CONFIG_USER_ONLY)
     cpu_list_unlock();
 #endif
-    vmstate_register(NULL, cpu_index, &vmstate_cpu_common, cpu);
+    if (qdev_get_vmsd(DEVICE(cpu)) == NULL) {
+        vmstate_register(NULL, cpu_index, &vmstate_cpu_common, cpu);
+    }
 #if defined(CPU_SAVE_VERSION) && !defined(CONFIG_USER_ONLY)
     register_savevm(NULL, "cpu", cpu_index, CPU_SAVE_VERSION,
                     cpu_save, cpu_load, env);
     assert(cc->vmsd == NULL);
+    assert(qdev_get_vmsd(DEVICE(cpu)) == NULL);
 #endif
     if (cc->vmsd != NULL) {
         vmstate_register(NULL, cpu_index, cc->vmsd, cpu);