Recently Google updated their bounty program for KVM (kvmCTF), so I decided to do some research on KVM. First thing we need to do is finding a way to debug KVM. It is related to Linux kernel debug, and most steps are really same. Due to the previous research on KVM by Project Zero (https://googleprojectzero.blogspot.com/2021/06/an-epyc-escape-case-study-of-kvm.html),…