From 6437143bb74cb7e68d3fff89264877d081029677 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=A3=8E=E6=89=87=E6=BB=91=E7=BF=94=E7=BF=BC?=
 <Fangliding.fshxy@outlook.com>
Date: Thu, 20 Mar 2025 15:35:49 +0000
Subject: [PATCH] Fix nil resource body

---
 app/dns/nameserver_udp.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/app/dns/nameserver_udp.go b/app/dns/nameserver_udp.go
index 7d307b36..967576bc 100644
--- a/app/dns/nameserver_udp.go
+++ b/app/dns/nameserver_udp.go
@@ -141,6 +141,7 @@ func (s *ClassicNameServer) HandleResponse(ctx context.Context, packet *udp_prot
 			// and add EDNS0 option
 			opt := new(dnsmessage.Resource)
 			common.Must(opt.Header.SetEDNS0(1350, 0xfe00, true))
+			opt.Body = &dnsmessage.OPTResource{}
 			newMsg := *req.msg
 			newReq := *req
 			newMsg.Additionals = append(newMsg.Additionals, *opt)