RESET PIN cause a HardFault_Handler

[MR.liu]

When I operate RESET PIN in main function like this:NRF_POWER->RESET = 1,Then cause a HardFault_Handler,(/attachment/fabd1141d36157d32f8c0353e4880b3e),What's this？

[bjorn-spockeli]

Happy to help :) I would appreciate if you could mark the answer as a correct by clicking the checkmark in the circle to the left of the answer.