diff --git a/source4/lib/ldb/ldb_ildap/ldb_ildap.c b/source4/lib/ldb/ldb_ildap/ldb_ildap.c
index 53257a1ab09..6eb2e1719c8 100644
--- a/source4/lib/ldb/ldb_ildap/ldb_ildap.c
+++ b/source4/lib/ldb/ldb_ildap/ldb_ildap.c
@@ -278,6 +278,13 @@ static void ildb_callback(struct ldap_request *req)
 		break;
 
 	case LDAP_TAG_SearchRequest:
+		/* check if we are already processing this request */
+		if (req->in_dispatch_replies) {
+			return;
+		}
+
+		req->in_dispatch_replies = true;
+
 		/* loop over all messages */
 		for (i = 0; i < req->num_replies; i++) {
 
@@ -327,6 +334,7 @@ static void ildb_callback(struct ldap_request *req)
 				if (ret != LDB_SUCCESS) {
 					callback_failed = true;
 				}
+
 				break;
 
 			case LDAP_TAG_SearchResultReference:
@@ -337,6 +345,7 @@ static void ildb_callback(struct ldap_request *req)
 				if (ret != LDB_SUCCESS) {
 					callback_failed = true;
 				}
+
 				break;
 
 			default:
@@ -350,6 +359,8 @@ static void ildb_callback(struct ldap_request *req)
 			}
 		}
 
+		req->in_dispatch_replies = false;
+
 		talloc_free(req->replies);
 		req->replies = NULL;
 		req->num_replies = 0;
diff --git a/source4/libcli/ldap/ldap_client.h b/source4/libcli/ldap/ldap_client.h
index 084de2e6dc3..d6ca29f8a7d 100644
--- a/source4/libcli/ldap/ldap_client.h
+++ b/source4/libcli/ldap/ldap_client.h
@@ -37,6 +37,10 @@ struct ldap_request {
 	int num_replies;
 	struct ldap_message **replies;
 
+	/* mark while we are processing replies
+	 * in request of type LDAP_TAG_SearchRequest */
+	bool in_dispatch_replies;
+
 	NTSTATUS status;
 	DATA_BLOB data;
 	struct {