--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -82,11 +82,14 @@ ngx_int_t ngx_ssl_recv(ngx_connection_t 
         return NGX_AGAIN;
     }
 
+    if (sslerr == SSL_ERROR_WANT_WRITE) {
+        ngx_log_error(NGX_LOG_ALERT, c->log, err,
+                      "SSL wants to write%s", handshake);
+        return NGX_ERROR;
 #if 0
-    if (sslerr == SSL_ERROR_WANT_WRITE) {
         return NGX_AGAIN;
+#endif
     }
-#endif
 
     if (!SSL_is_init_finished(c->ssl->ssl)) {
         handshake = "in SSL handshake";
@@ -261,8 +264,11 @@ static ngx_int_t ngx_ssl_write(ngx_conne
         return NGX_AGAIN;
     }
 
+    if (sslerr == SSL_ERROR_WANT_READ) {
+        ngx_log_error(NGX_LOG_ALERT, c->log, err,
+                      "SSL wants to read%s", handshake);
+        return NGX_ERROR;
 #if 0
-    if (sslerr == SSL_ERROR_WANT_READ) {
         return NGX_AGAIN;
     }
 #endif