diff --git a/src/qemu/qemu_conf.c b/src/qemu/qemu_conf.c
index b21392e2ce..ee483332f1 100644
--- a/src/qemu/qemu_conf.c
+++ b/src/qemu/qemu_conf.c
@@ -510,20 +510,25 @@ qemuDriverCloseCallbackRun(void *payload,
 {
     struct qemuDriverCloseCallbackData *data = opaque;
     qemuDriverCloseDefPtr closeDef = payload;
-    const char *uuidstr = name;
     unsigned char uuid[VIR_UUID_BUFLEN];
+    char uuidstr[VIR_UUID_STRING_BUFLEN];
     virDomainObjPtr dom;
 
     VIR_DEBUG("conn=%p, thisconn=%p, uuid=%s, cb=%p",
-              closeDef->conn, data->conn, uuidstr, closeDef->cb);
+              closeDef->conn, data->conn, (const char *)name, closeDef->cb);
 
     if (data->conn != closeDef->conn || !closeDef->cb)
         return;
 
-    if (virUUIDParse(uuidstr, uuid) < 0) {
-        VIR_WARN("Failed to parse %s", uuidstr);
+    if (virUUIDParse(name, uuid) < 0) {
+        VIR_WARN("Failed to parse %s", (const char *)name);
         return;
     }
+    /* We need to reformat uuidstr, because closeDef->cb
+     * might cause the current hash entry to be removed,
+     * which means 'name' will have been free()d
+     */
+    virUUIDFormat(uuid, uuidstr);
 
     if (!(dom = virDomainFindByUUID(&data->driver->domains, uuid))) {
         VIR_DEBUG("No domain object with UUID %s", uuidstr);