On Fri, 15 Mar 2024 10:35:07 -0400, Maxim Levitsky wrote: > max_guest_memory_test uses ucalls to sync with the host, but > it also resets the guest RIP back to its initial value in between > tests stages. > > This makes the guest never reach the code which frees the ucall struct > and since a fixed pool of 512 ucall structs is used, the test starts > to fail when more that 256 vCPUs are used. > > [...] Applied to kvm-x86 fixes, thanks! [1/1] KVM: selftests: fix max_guest_memory_test with more that 256 vCPUs https://github.com/kvm-x86/linux/commit/0ef2dd1f4144 -- https://github.com/kvm-x86/linux/tree/next