diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c
index 2863224cd2..4186be62ad 100644
--- a/target/i386/whpx/whpx-all.c
+++ b/target/i386/whpx/whpx-all.c
@@ -1819,6 +1819,9 @@ int whpx_vcpu_run(CPUState *cpu)
             reg_count = vcpu->exit_ctx.MsrAccess.AccessInfo.IsWrite ?
                         1 : 3;
 
+            warn_report("WHPX: Unsupported MSR access (0x%x), IsWrite=%i", 
+                vcpu->exit_ctx.MsrAccess.MsrNumber, vcpu->exit_ctx.MsrAccess.AccessInfo.IsWrite);
+
             hr = whp_dispatch.WHvSetVirtualProcessorRegisters(
                 whpx->partition,
                 cpu->cpu_index,