--- libaitcfg/src/aitcfg.c	2025/08/19 10:42:28	1.16.6.1
+++ libaitcfg/src/aitcfg.c	2025/08/19 11:06:32	1.16.6.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitcfg.c,v 1.16.6.1 2025/08/19 10:42:28 misho Exp $
+* $Id: aitcfg.c,v 1.16.6.2 2025/08/19 11:06:32 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -165,7 +165,10 @@ cfgEndConfig(cfg_root_t **pcfg)
 cfg_root_t *
 cfgInitConfigExt(cfg_root_t * __restrict cfg)
 {
-	if (!TAILQ_EMPTY(cfg) || !RB_EMPTY(cfg))
+	pthread_mutex_t mtx = { 0 };
+
+	if (!TAILQ_EMPTY(cfg) || !RB_EMPTY(cfg) ||
+			memcmp(&cfg->rc_mtx, &mtx, sizeof mtx))
 		cfgUnloadConfig(cfg);
 
 	memset(cfg, 0, sizeof(cfg_root_t));
@@ -189,12 +192,14 @@ cfgLoadConfig(const char *cfgName, cfg_root_t * __rest
 {
 	FILE *f;
 	int ret;
+	pthread_mutex_t mtx = { 0 };
 
 	if (!cfgName || !cfg) {
 		cfg_SetErr(EINVAL, "Invalid parameter(s)");
 		return -1;
 	} else {
-		if (!TAILQ_EMPTY(cfg) || !RB_EMPTY(cfg))
+		if (!TAILQ_EMPTY(cfg) || !RB_EMPTY(cfg) ||
+				memcmp(&cfg->rc_mtx, &mtx, sizeof mtx))
 			cfgUnloadConfig(cfg);
 
 		memset(cfg, 0, sizeof(cfg_root_t));