diff -ur io_etcd_go_etcd_server_v3.orig/embed/etcd.go io_etcd_go_etcd_server_v3/embed/etcd.go
--- io_etcd_go_etcd_server_v3.orig/embed/etcd.go	2023-03-16 12:53:08.416697099 +0100
+++ io_etcd_go_etcd_server_v3/embed/etcd.go	2023-03-16 12:54:27.376650809 +0100
@@ -427,6 +426,7 @@
 	}
 	if e.errc != nil {
 		close(e.errc)
+		e.errc = nil
 	}
 }