使用FreeRTOS队列时发生PRO CPU has been reset by WDT.是什么原因？

以下是我的代码，我只是想试一下FreeRTOS的QUeue能不能用，主要就是让一个任务累加发送整数，让另一个任务打印整数；

但是我发现累加到3662之后，CPU就会重启，然后重新累加，报错信息如下，这段程序我是按照FreeRTOS的官方手册写的，不知道有什么错误？

rst:0x8 (TG1WDT_SYS_RESET),boot:0x13 (SPI_FAST_FLASH_BOOT)

configsip: 0, SPIWP:0xee

clk_drv:0x00,q_drv:0x00,d_drv:0x00,cs0_drv:0x00,hd_drv:0x00,wp_drv:0x00

mode:DIO, clock div:2

load:0x3fff0030,len:6972

ho 0 tail 12 room 4

load:0x40078000,len:14292

load:0x40080400,len:3688

0x40080400: _init at ??:?



entry 0x40080678

I (57) boot: ESP-IDF v4.3-dirty 2nd stage bootloader

I (58) boot: compile time 23:09:01

I (58) boot: chip revision: 1

I (61) boot_comm: chip revision: 1, min. bootloader chip revision: 0

I (68) boot.esp32: SPI Speed      : 40MHz

I (73) boot.esp32: SPI Mode       : DIO

I (78) boot.esp32: SPI Flash Size : 4MB

W (82) boot.esp32: PRO CPU has been reset by WDT.

W (87) boot.esp32: WDT reset info: PRO CPU PC=0x4008568e

0x4008568e: _xt_context_save at /Users/guosa/esp/esp-idf/components/freertos/port/xtensa/xtensa_context.S:149



W (93) boot.esp32: WDT reset info: APP CPU PC=0x4008520e

0x4008520e: panic_handler at /Users/guosa/esp/esp-idf/components/esp_system/port/panic_handler.c:146 (discriminator 1)


Code: [Select all] [Expand/Collapse]

• void send_string(void *pvParameters){
•     BaseType_t xStatus;
•     int a = (int)pvParameters;
•     // char output_buffer[2048] ="Hello World!";
•     for(;;)
•     {
•         a += 1;
•         xStatus = xQueueSendToBack(xQueue, &a, 0);
•         if (xStatus != pdPASS)
•         {
•             printf("Cound not send to the queue.n");
•         }
•     }
• }
• void print(void *pvParameters){
•     int a;
•     BaseType_t xStatus;
•     const TickType_t xTicksToWait = pdMS_TO_TICKS(100);
•     for(;;)
•     {
•         // if( uxQueueMessagesWaiting( xQueue ) != 0)
•         // {
•         //     printf("The queue should have been empty!n");
•         // }
•         xStatus = xQueueReceive( xQueue, &a, xTicksToWait);
•         if ( xStatus == pdPASS)
•         {
•             printf("output is %dn", a);
•         }
•         else
•         {
•             printf("Could not reveive from the queue.n");
•         }
•     }
• }
• void app_main(void)
• {
•     xQueue = xQueueCreate(5,sizeof(int));
•     // http_connect();
•     if (xQueue!=NULL)
•     {
•         xTaskCreate(send_string, "send_string", 10000, (void*)1, 5, NULL);
•         xTaskCreate(print, "print", 10000, NULL, 6, NULL);
•         vTaskStartScheduler();
•     }
• }
  

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