diff --git a/components/freertos/port/esp8266/panic.c b/components/freertos/port/esp8266/panic.c
index 7b2dc39e..c136c972 100644
--- a/components/freertos/port/esp8266/panic.c
+++ b/components/freertos/port/esp8266/panic.c
@@ -131,7 +131,7 @@ static void panic_stack(StackType_t *start_stk, StackType_t *end_stk)
  * 
  * @return none
  */
-static void panic_info(void *frame, int wdt)
+static __attribute__((noreturn)) void panic_info(void *frame, int wdt)
 {
     extern int _chip_nmi_cnt;
 
@@ -210,7 +210,7 @@ static void panic_info(void *frame, int wdt)
     while (1);
 }
 
-void IRAM_ATTR panicHandler(void *frame, int wdt)
+void __attribute__((noreturn)) panicHandler(void *frame, int wdt)
 {
     int cnt = 10;
 
@@ -220,13 +220,10 @@ void IRAM_ATTR panicHandler(void *frame, int wdt)
         REG_WRITE(INT_ENA_WDEV, 0);
     }
 
-    // for panic the function that disable cache
-    Cache_Read_Enable_New();
-
     panic_info(frame, wdt);
 }
 
-void _esp_error_check_failed(esp_err_t rc, const char *file, int line, const char *function, const char *expression)
+void __attribute__((noreturn)) _esp_error_check_failed(esp_err_t rc, const char *file, int line, const char *function, const char *expression)
 {
     printf("ESP_ERROR_CHECK failed: esp_err_t 0x%x at %p\n", rc, __builtin_return_address(0));
     printf("file: \"%s\" line %d\nfunc: %s\nexpression: %s\n", file, line, function, expression);
diff --git a/components/freertos/port/esp8266/port.c b/components/freertos/port/esp8266/port.c
index 2cb5e2aa..c4469053 100644
--- a/components/freertos/port/esp8266/port.c
+++ b/components/freertos/port/esp8266/port.c
@@ -315,7 +315,7 @@ int xPortInIsrContext(void)
     return _xt_isr_status != 0;
 }
 
-void __attribute__((weak)) vApplicationStackOverflowHook(xTaskHandle xTask, const char *pcTaskName)
+void __attribute__((weak, noreturn)) vApplicationStackOverflowHook(xTaskHandle xTask, const char *pcTaskName)
 {
     int *p = NULL;
 
diff --git a/components/freertos/port/esp8266/xtensa_vectors.S b/components/freertos/port/esp8266/xtensa_vectors.S
index 1d23c7cb..1dcc2060 100644
--- a/components/freertos/port/esp8266/xtensa_vectors.S
+++ b/components/freertos/port/esp8266/xtensa_vectors.S
@@ -1421,6 +1421,7 @@ nmi_rfi:
 #endif
 #endif  /* NMI */
 
+    .global     Cache_Read_Enable_New
     .global     _xt_ext_panic
     .type       _xt_ext_panic, @function
     .align      4
@@ -1477,7 +1478,10 @@ _panic_dump_reg:
 
     s32i    a0, sp, XT_STK_A0
 
+    call0   Cache_Read_Enable_New
+
     //Call panic handler
     mov     a2, sp
     movi    a3, 0
-    call0   panicHandler
+    movi    a0, panicHandler
+    callx0  a0