This was a tricky bug to find. I am doing context switching. Everything seems to working well until a context switch happens while one of my tasks has called a different function. Specifically, HAL_GetTick(). To be clear the switch is happening while...

I am trying to fire the PendSV interrupt from within SysTick. I was trying to use HAL_NVIC_SetPending() but discovered that this function ignores interrupt IDs of 0 or less. I am looking for an alternative.