Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32u5/STM32U575/OTG_FS/GRXSTSR_HOST#0x0
This description is for register GRXSTSR in Host mode
CHNUM
BCNT
DPID
PKTSTS
https://github.com/modm-io/cmsis-svd-stm32