Update stack size

For some reason ETH_IRQ handler was not enabled
Everything seems to be working

project/Core/Src/main.c

@@ -147,7 +147,7 @@ int main(void) {
 
   /* Create the thread(s) */
   /* definition and creation of app */
-  osThreadDef(app, app_main, osPriorityNormal, 0, 128);
+  osThreadDef(app, app_main, osPriorityNormal, 0, 1024);
   appHandle = osThreadCreate(osThread(app), NULL);
 
   /* USER CODE BEGIN RTOS_THREADS */

project/Core/Src/stm32f7xx_it.c

@@ -55,6 +55,7 @@
 /* USER CODE END 0 */
 
 /* External variables --------------------------------------------------------*/
+extern ETH_HandleTypeDef heth;
 extern TIM_HandleTypeDef htim1;
 
 /* USER CODE BEGIN EV */
@@ -86,6 +87,20 @@ void TIM1_UP_TIM10_IRQHandler(void)
   /* USER CODE END TIM1_UP_TIM10_IRQn 1 */
 }
 
+/**
+  * @brief This function handles Ethernet global interrupt.
+  */
+void ETH_IRQHandler(void)
+{
+  /* USER CODE BEGIN ETH_IRQn 0 */
+
+  /* USER CODE END ETH_IRQn 0 */
+  HAL_ETH_IRQHandler(&heth);
+  /* USER CODE BEGIN ETH_IRQn 1 */
+
+  /* USER CODE END ETH_IRQn 1 */
+}
+
 /* USER CODE BEGIN 1 */
 
 /* USER CODE END 1 */