fix(esp_system): clear cache error interrupt in panic handler

components/esp_system/include/esp_private/panic_internal.h

@@ -88,6 +88,8 @@ uint32_t panic_get_cause(const void* frame);
 
 void panic_prepare_frame_from_ctx(void* frame);
 
+void panic_clear_active_interrupts(const void* frame);
+
 #ifdef __cplusplus
 }
 #endif

components/esp_system/panic.c

@@ -391,6 +391,9 @@ void esp_panic_handler(panic_info_t *info)
     PANIC_INFO_DUMP(info, state);
     panic_print_str("\r\n");
 
+    // Now, after all panic info was printed we can clear active interrupts
+    panic_clear_active_interrupts(info->frame);
+
     /* No matter if we come here from abort or an exception, this variable must be reset.
      * Else, any exception/error occurring during the current panic handler would considered
      * an abort. Do this after PANIC_INFO_DUMP(info, state) as it also checks this variable.

components/esp_system/port/arch/riscv/panic_arch.c

@@ -374,3 +374,10 @@ void panic_prepare_frame_from_ctx(void* frame)
 
     ((RvExcFrame *)frame)->mhartid = RV_READ_CSR(mhartid);
 }
+
+void panic_clear_active_interrupts(const void *frame)
+{
+    if (((RvExcFrame *)frame)->mcause == ETS_CACHEERR_INUM) {
+        esp_cache_err_clear_active_err();
+    }
+}

components/esp_system/port/arch/xtensa/panic_arch.c

@@ -343,3 +343,9 @@ void panic_prepare_frame_from_ctx(void* frame)
     /* Nothing to cleanup on xtensa */
     (void)frame;
 }
+
+void panic_clear_active_interrupts(const void *frame)
+{
+    /* Nothing to cleanup on xtensa */
+    (void)frame;
+}

components/esp_system/port/include/private/esp_private/cache_err_int.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -58,6 +58,12 @@ void esp_cache_err_get_panic_info(esp_cache_err_info_t *err_info);
  */
 bool esp_cache_err_has_active_err(void);
 
+/**
+ * @brief Clear any cache errors interrupt
+ *
+ */
+void esp_cache_err_clear_active_err(void);
+
 #if SOC_CACHE_ACS_INVALID_STATE_ON_PANIC
 /**
  * @brief Saves and clears active access errors

components/esp_system/port/soc/esp32c2/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -134,6 +134,12 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK) || cache_ll_l1_get_illegal_error_intr_status(0, CACHE_LL_L1_ILG_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+    cache_ll_l1_clear_illegal_error_intr(0, CACHE_LL_L1_ILG_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32c3/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2015-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -134,6 +134,12 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK) || cache_ll_l1_get_illegal_error_intr_status(0, CACHE_LL_L1_ILG_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+    cache_ll_l1_clear_illegal_error_intr(0, CACHE_LL_L1_ILG_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32c5/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -40,6 +40,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32c6/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -39,6 +39,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32c61/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2024-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -39,6 +39,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32h2/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -39,6 +39,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32h21/cache_err_int.c

@@ -39,6 +39,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32h4/cache_err_int.c

@@ -39,6 +39,11 @@ bool esp_cache_err_has_active_err(void)
     return cache_ll_l1_get_access_error_intr_status(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;

components/esp_system/port/soc/esp32p4/cache_err_int.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+ * SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
  *
  * SPDX-License-Identifier: Apache-2.0
  */
@@ -41,6 +41,12 @@ bool esp_cache_err_has_active_err(void)
     return has_active_err;
 }
 
+void esp_cache_err_clear_active_err(void)
+{
+    cache_ll_l1_clear_access_error_intr(0, CACHE_LL_L1_ACCESS_EVENT_MASK);
+    cache_ll_l2_clear_access_error_intr(0, CACHE_LL_L2_ACCESS_EVENT_MASK);
+}
+
 void esp_cache_err_int_init(void)
 {
     const uint32_t core_id = 0;