30 esp8266+ pahomqtt软件包断线重连会进入hardfault

发布于 2020-12-17 20:12:09 浏览：2289 订阅该版

使用STM32H743 esp8266+ pahomqtt软件包连接云平台，数据能够正常通信，但是如果断线重连会进入hardfault，进入hardfault是在断线连上之后，如果断线一直连接不上，是不会进入的，求助大佬，这个问题困扰我一个月了，之前解决办法是，断线回调函数内，直接调用rt_hw_cpu_reset();，简单粗暴，但是板子会经常重启，太头疼了
```
 \ | /
- RT -     Thread Operating System
 / | \     4.0.2 build Dec 17 2020
 2006 - 2019 Copyright by rt-thread team
[I/sal.skt] Socket Abstraction Layer initialize success.
[I/at.clnt] AT client(V1.3.0) on device uart7 initialize success.
msh />[I/at.dev.esp] esp0 device wifi is disconnect.
[I/at.dev.esp] esp0 device wifi is connected.
[I/at.dev.esp] esp0 device network initialize successfully.
app_mqtt_thread startup ok.
[E/at.clnt] execute command (AT+CIPDNS_CUR?) failed!
[W/at.dev.esp] please check and update esp0 device firmware to support the "AT+CIPDNS_CUR?" cmd.
mqtt connect success!
[D/mqtt] ipv4 address port: 1883
[D/mqtt] HOST = '47.92.249.234'
[I/mqtt] MQTT server connect success.
[I/mqtt] Subscribe #0 device/a649324baf71ef9d/down OK!
mqtt online
Receive topic: device/a649324baf71ef9d/down, message data:
{"message":"SUCCESS","code":"2000","type":"sys"}
Receive topic: device/a649324baf71ef9d/down, message data:
{"message":"SUCCESS","code":"2000","type":"sys"}
[E/at.skt.esp] esp0 device socket(0) send failed.
[D/mqtt] MQTTSerialize_publish sendPacket rc: -1
mqtt offline
[D/mqtt] restart!
mqtt connect success!
[D/mqtt] ipv4 address port: 1883
[D/mqtt] HOST = '47.92.249.234'
[I/mqtt] MQTT server connect success.
[I/mqtt] Subscribe #0 device/a649324baf71ef9d/down OK!
mqtt online
psr: 0x21010000
r00: 0x8f73f631
r01: 0x8f73f630
r02: 0x00000000
r03: 0x8f73f631
r04: 0x00000001
r05: 0x00000009
r06: 0x00000a2c
r07: 0x2000a7a8
r08: 0xdeadbeef
r09: 0xdeadbeef
r10: 0xdeadbeef
r11: 0xdeadbeef
r12: 0xffffffff
 lr: 0x080142e3
 pc: 0x080008ee
hard fault on thread: mqtt0

thread   pri  status      sp     stack size max used left tick  error
-------- ---  ------- ---------- ----------  ------  ---------- ---
mqtt0     10  running 0x000002f4 0x00001000    27%   0x00000002 000
app_mqtt   6  suspend 0x000001c8 0x00001000    22%   0x00000008 000
at_clnt    9  suspend 0x000000f4 0x00000600    67%   0x00000004 000
tshell    20  suspend 0x00000188 0x00001000    09%   0x00000009 000
sys_work  23  suspend 0x00000110 0x00000800    65%   0x00000001 000
tidle0    31  ready   0x00000060 0x00000100    53%   0x0000001b 000
timer      4  suspend 0x00000080 0x00000200    34%   0x00000009 000
main      10  suspend 0x00000144 0x00000800    40%   0x0000000a 000
FPU active!
bus fault:
SCB_CFSR_BFSR:0x82 PRECISERR SCB->BFAR:8F73F630
```

tianqing324 2021-11-12

这家伙很懒，什么也没写！

我心永恒~ 2022-03-05

这家伙很懒，什么也没写！

Dwyer 2022-04-29

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4 个回答

xiangxistu 2020-12-18

这家伙很懒，什么也没写！

我心永恒~ 2020-12-20

这家伙很懒，什么也没写！

xiangxistu 2020-12-21

这家伙很懒，什么也没写！

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我心永恒~ 2020-12-21

这家伙很懒，什么也没写！

我心永恒~ 2020-12-21

这家伙很懒，什么也没写！

以下是cmbacktrace分析出的信息
```
 addr2line -e rtthread.elf -a -f 08015478 080154aa 08015548 0801559c 08016fb0
0x08015478
My_strlen
E:\06-RT_Thread_Studio_Project\GATEWAY_LoRa_ZigBeeV0.0.2\GATEWAY_LoRa_ZigBee\H743WG1016_MY_LCD\H743WG1016_MY_LCD\Debug/../packages/pahomqtt-latest/MQTTPacket/src/MQTTPacket.c:240
0x080154aa
MQTTstrlen
E:\06-RT_Thread_Studio_Project\GATEWAY_LoRa_ZigBeeV0.0.2\GATEWAY_LoRa_ZigBee\H743WG1016_MY_LCD\H743WG1016_MY_LCD\Debug/../packages/pahomqtt-latest/MQTTPacket/src/MQTTPacket.c:258
0x08015548
MQTTSerialize_publishLength
E:\06-RT_Thread_Studio_Project\GATEWAY_LoRa_ZigBeeV0.0.2\GATEWAY_LoRa_ZigBee\H743WG1016_MY_LCD\H743WG1016_MY_LCD\Debug/../packages/pahomqtt-latest/MQTTPacket/src/MQTTSerializePublish.c:35
0x0801559c
MQTTSerialize_publish
E:\06-RT_Thread_Studio_Project\GATEWAY_LoRa_ZigBeeV0.0.2\GATEWAY_LoRa_ZigBee\H743WG1016_MY_LCD\H743WG1016_MY_LCD\Debug/../packages/pahomqtt-latest/MQTTPacket/src/MQTTSerializePublish.c:64
0x08016fb0
paho_mqtt_thread
E:\06-RT_Thread_Studio_Project\GATEWAY_LoRa_ZigBeeV0.0.2\GATEWAY_LoRa_ZigBee\H743WG1016_MY_LCD\H743WG1016_MY_LCD\Debug/../packages/pahomqtt-latest/MQTTClient-RT/paho_mqtt_pipe.c:1150
```