From 459edb6816e97667aa1b8d84458feec4eefdb774 Mon Sep 17 00:00:00 2001
From: Alex Orlenko <zxteam@protonmail.com>
Date: Tue, 15 Jul 2025 16:32:22 +0100
Subject: [PATCH] Always grow aux ref stack considering the reserve

---
 src/state/extra.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/state/extra.rs b/src/state/extra.rs
index 588aa08..36d7dde 100644
--- a/src/state/extra.rs
+++ b/src/state/extra.rs
@@ -270,7 +270,7 @@ impl ExtraData {
         // Try to grow max stack size
         if self.ref_stack_top >= self.ref_stack_size {
             let mut inc = self.ref_stack_size; // Try to double stack size
-            while inc > 0 && ffi::lua_checkstack(self.ref_thread, inc) == 0 {
+            while inc > 0 && ffi::lua_checkstack(self.ref_thread, inc + REF_STACK_RESERVE) == 0 {
                 inc /= 2;
             }
             if inc == 0 {