diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c
index 59cc65d4d6..0e8db47ec9 100644
--- a/hw/intc/armv7m_nvic.c
+++ b/hw/intc/armv7m_nvic.c
@@ -2761,10 +2761,10 @@ type_init(armv7m_nvic_register_types)
 #include "include/qom/object.h"
 void libafl_send_irq(int irqn);
 void libafl_send_irq(int irqn) {
-    bool haslock = qemu_mutex_iothread_locked();
-    if (!haslock) {
-        qemu_mutex_lock_iothread();
-    }
+    // bool haslock = qemu_mutex_iothread_locked();
+    // if (!haslock) {
+    //     qemu_mutex_lock_iothread();
+    // }
     // CPUState *cpu;
     //CPU_FOREACH(cpu) {
         //CPUARMState* env = cpu->env_ptr;
@@ -2773,8 +2773,8 @@ void libafl_send_irq(int irqn) {
         // set_irq_level(nvic, irqn, 0);
         armv7m_nvic_set_pending(nvic, irqn+16, false);
     //}
-    if (!haslock) {
-        qemu_mutex_unlock_iothread();
-    }
+    // if (!haslock) {
+    //     qemu_mutex_unlock_iothread();
+    // }
 }
 /* End LibAFL instrumentation */
\ No newline at end of file