MAIN BOARD
ASUSTek COMPUTER INC.
PRIME X570-PRO
Rev X.0x

CPU
AMD Ryzen 7 3700X

MEM
G.Skill DDR4 3600

GPU
RTX 3900

It's looks like this error.
Don't work.

$ python
>>>import cv2
WARNING: CPU random generator seem to be failing, disable hardware random number generation
WARNING: RDRND generated: 0xffffffff 0xffffffff 0xffffffff 0xffffffff

Maybe it.
https://askubuntu.com/questions/1264439/warning-cpu-random-generator-seem-to-be-failing-disable-hardware-random-number

I update bios. It's fatal.
It's working update after.
My computer use PRIME X570-PRO BIOS 0602. I set up PRIME X570-PRO BIOS 2802.

Type "help", "copyright", "credits" or "license" for more information.
>>> import cv2
>>>