程序运行一段时间后出现hardfault？CmBacktrace需要的是啥文件？

发布于 2020-12-05 16:33:27 浏览：2060 订阅该版

```
r00: 0xffffffff
r01: 0x20008c68
r02: 0x07ffffff
r03: 0x40008c64
r04: 0x00004394
r05: 0xdeadbeef
r06: 0xdeadbeef
r07: 0x20008ad0
r08: 0xdeadbeef
r09: 0xdeadbeef
r10: 0xdeadbeef
r11: 0xdeadbeef
r12: 0x00000000
 lr: 0x08004a4f
 pc: 0x0801eb64
hard fault on thread: mbtcp_te

thread   pri  status      sp     stack size max used left tick  error
-------- ---  ------- ---------- ----------  ------  ---------- ---
mbtcp_te  12  running 0x00000344 0x00000800    73%   0x00000003 000
Mb_RTUM_   9  suspend 0x000000d8 0x00000800    45%   0x00000008 000
Mb_RTUM_   8  suspend 0x00000180 0x00000800    57%   0x00000006 000
Mb_RTUS_   7  suspend 0x000001f8 0x00000800    30%   0x0000000a 000
tshell    20  suspend 0x00000184 0x00001000    09%   0x00000009 000
HC148_EX   6  suspend 0x000000a0 0x00000200    37%   0x00000032 000
wiz_stat  28  ready   0x000000b4 0x00000800    16%   0x00000014 -02
wiz        5  suspend 0x000000ac 0x00000200    71%   0x0000000f 000
sample_L  14  ready   0x000001e8 0x00000400    79%   0x00000011 000
sys_work  23  suspend 0x00000088 0x00000800    63%   0x00000001 000
tidle0    31  ready   0x00000088 0x00000100    53%   0x0000000d 000
timer      4  suspend 0x000000b0 0x00000200    88%   0x00000009 000
main      10  suspend 0x00000144 0x00000800    60%   0x00000004 000
bus fault:
SCB_CFSR_BFSR:0x82 PRECISERR SCB->BFAR:40008C00
```
附加：CmBacktrace跟踪时用的啥文件？我看文档上有的用的是".out"文件，有的说是".axf",这个.axf文件在studio下如何生成？

2 个回答

aozima 2020-12-05

调网络不抓包，调I2C等时序不上逻辑分析仪，就像电工不用万用表！多用整理的好的文字，比截图更省流量，还能在整理过程中思考。

杰瑞鼠 2020-12-07

2025再接再励

aozima 2020-12-07

调网络不抓包，调I2C等时序不上逻辑分析仪，就像电工不用万用表！多用整理的好的文字，比截图更省流量，还能在整理过程中思考。

杰瑞鼠 2020-12-11

2025再接再励

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杰瑞鼠 2020-12-22

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杰瑞鼠 2020-12-22

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杰瑞鼠 2020-12-23

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杰瑞鼠 2020-12-24

2025再接再励

修正了一些错误后，还是会出现hardfault,不过是这次是2~3小时后出现，位置thread timer，类型
```
Usage fault is caused by attempts to switch to an invalid state (e.g., ARM)
[2020-12-23 21:24:07.981 R]thread   pri  status      sp     stack size max used left tick  error
-------- ---  ------- ---------- ----------  ------  ---------- ---
mbtcp_te  12  suspend 0x000002c8 0x00000800    74%   0x00000001 000
Mb_RTUM_   9  suspend 0x000000dc 0x00000800    48%   0x00000007 000
Mb_RTUM_   8  suspend 0x0000017c 0x00000800    54%   0x00000005 000
Mb_RTUS_   7  suspend 0x000001f4 0x00000800    30%   0x00000009 000
tshell    20  suspend 0x00000184 0x00001000    09%   0x00000009 000
sample_L  14  ready   0x0000013c 0x00000800    45%   0x00000032 000
HC148_EX   6  suspend 0x000000a0 0x00000200    41%   0x0000002d 000
wiz_stat  28  suspend 0x000000b8 0x00000800    19%   0x00000014 000
wiz        5  suspend 0x000000b0 0x00000200    75%   0x00000008 000
sys_work  23  suspend 0x00000084 0x00000800    63%   0x00000001 000
tidle0    31  ready   0x00000060 0x00000100    59%   0x0000001b 000
timer      4  running 0x000000b0 0x00000200    88%   0x00000009 000

Firmware name: rtthread, hardware version: 1.0, software version: 1.0

Fault on thread timer

===== Thread stack information =====

addr: 200011c0    data: ffffffff

addr: 200011c4    data: 20001d5c

addr: 200011c8    data: 00000000

addr: 200011cc    data: 20000ffc

addr: 200011d0    data: 00000001

addr: 200011d4    data: 00000000

addr: 200011d8    data: deadbeef

addr: 200011dc    data: deadbeef

addr: 200011e0    data: 200011e8

addr: 200011e4    data: 0800e8f7

addr: 200011e8    data: deadbeef

addr: 200011ec    data: 20003b0c

addr: 200011f0    data: 00000000

addr: 200011f4    data: 00000000

addr: 200011f8    data: 20001200

addr: 200011fc    data: 080139f3

addr: 20001200    data: 20001208

addr: 20001204    data: 08017baf

addr: 20001208    data: 00000000

addr: 2000120c    data: 00000328

addr: 20001210    data: 20002678

addr: 20001214    data: 00000001

addr: 20001218    data: 20001220

addr: 2000121c    data: 08015d1f

addr: 20001220    data: 00000000

addr: 20001224    data: 200015d0

addr: 20001228    data: 00000000

addr: 2000122c    data: 000001f6

addr: 20001230    data: 00000001

addr: 20001234    data: 200015d0

addr: 20001238    data: 20002678

addr: 2000123c    data: 2000160c

addr: 20001240    data: 20001248

addr: 20001244    data: 08008111

addr: 20001248    data: 20001250

addr: 2000124c    data: 20008fa4

addr: 20001250    data: 20003f34

addr: 20001254    data: 008d440f

addr: 20001258    data: 20001260

addr: 2000125c    data: 080081df

addr: 20001260    data: 00000000

addr: 20001264    data: 00000000

addr: 20001268    data: 008d43ab

addr: 2000126c    data: 00000064

addr: 20001270    data: deadbeef

addr: 20001274    data: 08007259

addr: 20001278    data: 23232323

====================================

=================== Registers information ====================

R0 : 20001d5c  R1 : ffffffff  R2 : 20001d5c  R3 : 00000784

R12: 00000000  LR : 08004a23  PC : 00000784  PSR: 20000000

==============================================================

Usage fault is caused by attempts to switch to an invalid state (e.g., ARM)

Show more call stack info by run: addr2line -e rtthread.elf -a -f 00000784 08004a22 0800e8f6 080139f2 08017bae 08015d1e 08008110 080081de

Current system tick: 9257999
```
![image.png](/uploads/20201224/ce96e51836ef5854ac78e12627a988ef.png)

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