Using CBoot to boot 5.10 kernel

Hi,
has anybody tried using CBoot from JetPack 4.6.1 to boot 5.10 kernel from JetPack 5.0 DP (with device tree)? Any patches required? Just want to keep option to boot JetPack 4.6.1 undisturbed while trying out 5.0 DP.

I don’t think this can work.