From 1de95e97ef65632a88e08b6184bd9d1ceba7ec2f Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Fri, 10 Dec 2021 10:53:54 -0300
Subject: Bug: Lua stack still active when closing a state

---
 lstate.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lstate.c b/lstate.c
index 5cb0847c..547a7a01 100644
--- a/lstate.c
+++ b/lstate.c
@@ -271,6 +271,7 @@ static void close_state (lua_State *L) {
   if (!completestate(g))  /* closing a partially built state? */
     luaC_freeallobjects(L);  /* just collect its objects */
   else {  /* closing a fully built state */
+    L->ci = &L->base_ci;  /* unwind CallInfo list */
     luaD_closeprotected(L, 1, LUA_OK);  /* close all upvalues */
     luaC_freeallobjects(L);  /* collect all objects */
     luai_userstateclose(L);
-- 
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