RTX A6000 does not work with Ubuntu system

My RTX A6000 does not work with Ubuntu system. When I installed the driver, the ubuntu does not work. The ubuntu fail to boot.
Anyone can help with this? I tried two workstations that one is HP Z workstation and another is semimicro.
Any one can help this?

Please run nvidia-bug-report.sh as root and attach the resulting nvidia-bug-report.log.gz file to your post.
In general, make sure “above 4G decoding” or “large/64bit BARs” is enabled and CSM is disabled in bios, and the OS is installed in EFI mode.