Attach the debugger - software runs
Remove the debugger - software doesn’t run
Happy Debugging...
debugging without being able to attach a debugger?! Sounds like a long day, if not even days...

Sounds like some of the concurrency issues I've seen

It’s an embedded project on a microcontroller, so it’s quite a bit more difficult than a normal application xD
But we made progress with hot attaching the debugger after the micro trapped. Let’s see what tomorrow will reveal...

Race condition

This proves print statements are superior

@RoodRallec uninitialised data?

Update: fixed the problem. Root cause were overlapping sections based on a faulty linker locator script. Now we just need to find the fool that added changes without looking at possible mismatches. And we need to tell the fkng linker that he should warn in such a case...