From info tab:
M/B: ASRock - X370 Pro4
CPU: AMD Ryzen 5 2400G with Radeon Vega Graphics @ 3600
HVM: Enabled
IOMMU: Enabled
Cache: 384 kB, 2048 kB, 4096 kB
Memory: 16 GB (max. installable capacity 256 GB)
Network: eth0: 1000 Mb/s, full duplex, mtu 1500
Kernel: Linux 4.14.31-unRAID x86_64
6.5.1 rc3
It crashed twice within about 5-6 hours with c states enabled and the zenstates --c6-disable fix.
Runs rock solid with c-states disabled in the bios so far, maybe 3 weeks or so.
The bios does not have the option to disable only c-6.