--- a/programs/pluto/kernel_xfrm.c	2020-05-16 19:12:30.107226478 +0300
+++ b/programs/pluto/kernel_xfrm.c	2020-05-16 19:20:25.735522574 +0300
@@ -2759,7 +2759,8 @@
 			LOG_ERRNO(errno, "\"%s\"", proc_f);
 		}
 	} else {
-		LOG_ERRNO(errno, "could not stat \"%s\"", proc_f);
+		DBG(DBG_KERNEL, DBG_log("starting without ipv6 support!"));
+		disable_ipv6 = 1;
 	}
 
 	if (disable_ipv6 == 1) {