Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32c0/STM32C071/SYSCFG/SYSCFG_ITLINE4#0x0
SYSCFG interrupt line 4 status register
Reset and clock control interrupt request pending
CRS interrupt request pending Note: Only applicable on STM32C071xx, reserved on other products.
https://github.com/modm-io/cmsis-svd-stm32