Comment # 11 on bug 1217433 from Lubos Kocman

[   59.275604] NVRM: GPU at PCI:0000:01:00:
GPU-21498f58-0fa4-a24c-b7c7-ee4bfbd25302
[   59.275607] NVRM: Xid (PCI:0000:01:00): 79, pid='<unknown>', name=<unknown>,
GPU has fallen off the bus.
[   59.275610] NVRM: GPU 0000:01:00.0: GPU has fallen off the bus.
[   59.275617] NVRM: A GPU crash dump has been created. If possible, please run
               NVRM: nvidia-bug-report.sh as root to collect this data before
               NVRM: the NVIDIA kernel module is unloaded.


so system freeze happened right after fresh boot, on gnome-startup. So no
chromium involved (some are electron apps)