With nvidia 555.52.04 proprietary driver and nvidia.NVreg_EnableGpuFirmware=0 kernel option I got kernel panic with error
Jun 06 09:30:16 cosx kernel: BUG: kernel NULL pointer dereference, address: 00000000000000ad
Jun 06 09:30:16 cosx kernel: #PF: supervisor read access in kernel mode
Jun 06 09:30:16 cosx kernel: #PF: error_code(0x0000) - not-present page
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on the first boot after drivers update.
So new drivers do not fixing problem