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Getting Hardfault with my application

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Hello all I am facing a issue my program works however when is executes this part it runs only once after that it ran into hard fault. I have attached the snap of structure part of code which cause it and also exception observation please let me know if you do have any suggestion.

STM32H7 series

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Andrew NeilBest answer

Super User

On debugging Hard Faults - both Cortex-M in general, and STM32 in particular:

https://community.st.com/t5/community-guidelines/how-to-write-your-question-to-maximize-your-chances-to-find-a/tac-p/708193/highlight/true#M51

and please scroll to the top of that thread for how to properly post source code - not as images ...

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.

Andrew NeilBest answer

Super User

On debugging Hard Faults - both Cortex-M in general, and STM32 in particular:

https://community.st.com/t5/community-guidelines/how-to-write-your-question-to-maximize-your-chances-to-find-a/tac-p/708193/highlight/true#M51

and please scroll to the top of that thread for how to properly post source code - not as images ...

A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.

ST Technical Moderator

Hello,

Need to read this article on how to debug the hard fault.

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Guru

Identify the processor

Show the registers

Show the code (disassembly) at the failure

Reading something from a bad pointer? Misaligned?

https://github.com/cturvey/RandomNinjaChef/blob/main/KeilHardFault.c

I perhaps need to migrate this to GNU/GCC variant, and g_pfnVectors

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