Trying out with Big Sur beta 5.
Starting with the OC 0.6.0 EFI that's already working for latest Catalina:

then after about 4-5mins, it shows this:

Not sure what this could be. EFI I'm trying with is here.
Starting with the OC 0.6.0 EFI that's already working for latest Catalina:
- added experimental paches
- disabled some kexts (SMC AMD Ryzen, USB kext too)
- added lilubetall and wegbeta boot args

then after about 4-5mins, it shows this:
Not sure what this could be. EFI I'm trying with is here.