esp32: Core dump sanity checks were added

- CRC for core dump flash partition config
 - Tasks with corrupted TCBs are skipped
 - Assertions to check that nothing is written beyond core dump flash partition

components/esp32/include/esp_panic.h

@@ -67,6 +67,13 @@ void esp_clear_watchpoint(int no);
  */
 void esp_panic_wdt_stop(void);
 
+/**
+ * @brief Checks stack pointer
+ */
+static inline bool esp_stack_ptr_is_sane(uint32_t sp)
+{
+	return !(sp < 0x3ffae010UL || sp > 0x3ffffff0UL || ((sp & 0xf) != 0));
+}
 #endif
 
 #ifdef __cplusplus