Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32h7/STM32H7A3/PSSI/PSSI_IER#0x0
OVR_IE=B_0x0
Data buffer overrun/underrun interrupt enable
0 (B_0x0): No interrupt generation
1 (B_0x1): An interrupt is generated if either an overrun or an underrun error occurred.
https://github.com/modm-io/cmsis-svd-stm32