diff --git a/platform/src/ssl_service_cache.cpp b/platform/src/ssl_service_cache.cpp
index de9a8c8..f4c9690 100644
--- a/platform/src/ssl_service_cache.cpp
+++ b/platform/src/ssl_service_cache.cpp
@@ -317,23 +317,26 @@ int ssl_service_cache_read(struct ssl_service_cache* svc_cache, const struct ssl
 		return 0;
 	}
 
+	char * addr_str= tfe_stream_addr_to_str(addr);
 	memset(hash_key, 0, sizeof(hash_key));
 	temp_key_sz = ssl_svc_client_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 	hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
 	MESA_htable_search_cb(svc_cache->cli_st_hash, hash_key, (unsigned int) hash_key_sz, cli_st_read_cb, result, &cli_st_cb_ret);
-	TFE_LOG_DEBUG(g_default_logger, "ssl svc read client table, hash:%s, found:%d, sni:%s", hash_key, cli_st_cb_ret, chello->sni);
+	TFE_LOG_DEBUG(g_default_logger, "ssl svc read client table, hash:%s, found:%d, sni:%s, addr:%s", hash_key, cli_st_cb_ret, chello->sni, addr_str);
 
 	memset(hash_key, 0, sizeof(hash_key));
 	temp_key_sz = ssl_svc_server_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 	hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
 	MESA_htable_search_cb(svc_cache->srv_st_hash, hash_key, (unsigned int) hash_key_sz, srv_st_read_cb, result, &svr_st_cb_ret);
-	TFE_LOG_DEBUG(g_default_logger, "ssl svc read server table, hash:%s, found:%d, sni:%s", hash_key, svr_st_cb_ret, chello->sni);
+	TFE_LOG_DEBUG(g_default_logger, "ssl svc read server table, hash:%s, found:%d, sni:%s, addr:%s", hash_key, svr_st_cb_ret, chello->sni, addr_str);
 
 	memset(hash_key, 0, sizeof(hash_key));
 	temp_key_sz = ssl_svc_app_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 	hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
 	MESA_htable_search_cb(svc_cache->app_st_hash, hash_key, (unsigned int) hash_key_sz, app_st_read_cb, result, &app_st_cb_ret);
-	TFE_LOG_DEBUG(g_default_logger, "ssl svc read app table, hash:%s, found:%d, sni:%s", hash_key, app_st_cb_ret, chello->sni);
+	TFE_LOG_DEBUG(g_default_logger, "ssl svc read app table, hash:%s, found:%d, sni:%s, addr:%s", hash_key, app_st_cb_ret, chello->sni, addr_str);
+
+	free(addr_str);
 
 	if(cli_st_cb_ret||svr_st_cb_ret||app_st_cb_ret)
 	{
@@ -357,13 +360,14 @@ void ssl_service_cache_write(struct ssl_service_cache* svc_cache, const struct s
 	{
 		return;
 	}
+	char * addr_str= tfe_stream_addr_to_str(addr);
 	struct ssl_service_write_args write_args={svc_cache, status};
 	if(status->is_mutual_auth||status->cli_pinning_status!=PINNING_ST_NOT_PINNING||status->has_protocol_errors)
 	{
 		memset(hash_key, 0, sizeof(hash_key));
 		temp_key_sz = ssl_svc_client_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 		hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
-		TFE_LOG_DEBUG(g_default_logger, "ssl svc write client table, hash:%s, sni:%s", hash_key, chello->sni);
+		TFE_LOG_DEBUG(g_default_logger, "ssl svc write client table, hash:%s, sni:%s, addr:%s", hash_key, chello->sni, addr_str);
 		MESA_htable_search_cb(svc_cache->cli_st_hash, hash_key, (unsigned int) hash_key_sz, cli_st_write_cb, &write_args, &cli_st_cb_ret);	
 	}
 	if(status->is_ct||status->is_ev)
@@ -371,7 +375,7 @@ void ssl_service_cache_write(struct ssl_service_cache* svc_cache, const struct s
 		memset(hash_key, 0, sizeof(hash_key));
 		temp_key_sz = ssl_svc_server_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 		hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
-		TFE_LOG_DEBUG(g_default_logger, "ssl svc write server table, hash:%s, sni:%s", hash_key, chello->sni);
+		TFE_LOG_DEBUG(g_default_logger, "ssl svc write server table, hash:%s, sni:%s, addr:%s", hash_key, chello->sni, addr_str);
 		MESA_htable_search_cb(svc_cache->srv_st_hash, hash_key, (unsigned int) hash_key_sz, srv_st_write_cb, &write_args, &svr_st_cb_ret);
 	}
 	if(status->is_app_not_pinning)
@@ -379,9 +383,11 @@ void ssl_service_cache_write(struct ssl_service_cache* svc_cache, const struct s
 		memset(hash_key, 0, sizeof(hash_key));
 		temp_key_sz = ssl_svc_app_st_mk_key(chello, addr, temp_key, sizeof(temp_key));
 		hash_key_sz = tfe_hexdump(hash_key, (unsigned char *)temp_key, temp_key_sz) - hash_key;
-		TFE_LOG_DEBUG(g_default_logger, "ssl svc write app table, hash:%s, sni:%s", hash_key, chello->sni);
+		TFE_LOG_DEBUG(g_default_logger, "ssl svc write app table, hash:%s, sni:%s, addr:%s", hash_key, chello->sni, addr_str);
 		MESA_htable_search_cb(svc_cache->app_st_hash, hash_key, (unsigned int) hash_key_sz, app_st_write_cb, &write_args, &svr_st_cb_ret);
 	}
+
+	free(addr_str);
 }
 struct ssl_service_cache* ssl_service_cache_create(unsigned int slot_size, unsigned int expire_seconds, int fail_as_pinning_cnt, int fail_as_proto_err_cnt, int succ_as_app_not_pinning_cnt, int fail_time_win)
 {
diff --git a/plugin/business/doh/src/doh.cpp b/plugin/business/doh/src/doh.cpp
index adc1d0c..a8cb8b8 100644
--- a/plugin/business/doh/src/doh.cpp
+++ b/plugin/business/doh/src/doh.cpp
@@ -371,9 +371,6 @@ static void doh_ctx_free(struct doh_ctx *ctx)
 		ctx->doh_req = NULL;
 	}
 
-	Maat_clean_status(&(ctx->scan_mid));
-	ctx->scan_mid = NULL;
-
 	if (ctx->opts_num)
 	{
 		free(ctx->opts);
@@ -479,6 +476,8 @@ static void doh_process_req(const struct tfe_stream *stream, const struct tfe_ht
 		}
 
 		doh_maat_scan(stream, session, ctx, (char *)ctx->doh_req->query_question.qname, ctx->doh_req->query_question.qtype);
+		Maat_clean_status(&(ctx->scan_mid));
+		ctx->scan_mid = NULL;
 		if (!ctx->opts_num)
 		{
 			TFE_LOG_INFO(g_doh_conf->local_logger, "%s Doh no hit answer type, PASSTHROUGH", ctx->addr_string);