From cc04f3475a8da58cd88546d0468eebaed1834880 Mon Sep 17 00:00:00 2001
From: Ali <alimoini11223344@gmail.com>
Date: Tue, 30 Jun 2026 14:29:37 +0430
Subject: [PATCH] Fix boot loop on GD32F103/STM32F103 boards by removing
 critical section around tone

---
 Marlin/src/libs/buzzer.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Marlin/src/libs/buzzer.cpp b/Marlin/src/libs/buzzer.cpp
index 350baa333f23..ac3d48390fa1 100644
--- a/Marlin/src/libs/buzzer.cpp
+++ b/Marlin/src/libs/buzzer.cpp
@@ -71,9 +71,9 @@ void Buzzer::tick() {
       ExtUI::onPlayTone(state.tone.frequency, state.tone.duration);
       CRITICAL_SECTION_END();
     #elif ENABLED(SPEAKER)
-      CRITICAL_SECTION_START();
+      //CRITICAL_SECTION_START();
       ::tone(BEEPER_PIN, state.tone.frequency, state.tone.duration);
-      CRITICAL_SECTION_END();
+      //CRITICAL_SECTION_END();
     #else
       on();
     #endif