From f6911e21eabb0284b9e2bb7fe04958faf148a6b1 Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Sun, 26 Feb 2023 11:18:01 +0800
Subject: [PATCH] fix: ensure peekMutex is locked before handleSocket

---
 tunnel/tunnel.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tunnel/tunnel.go b/tunnel/tunnel.go
index 11458d38..c52400e8 100644
--- a/tunnel/tunnel.go
+++ b/tunnel/tunnel.go
@@ -469,6 +469,8 @@ func handleTCPConn(connCtx C.ConnContext) {
 		)
 	}
 
+	peekMutex.Lock()
+	defer peekMutex.Unlock()
 	handleSocket(connCtx, remoteConn)
 }