Changeset 96826 in vbox

Timestamp:

Sep 22, 2022 6:08:22 AM (2 years ago)

Author:

vboxsync

Message:

VMM/CPUM: Nested VMX: bugref:10092 Init RTGCPHYS virtual-VMX CPU fields to NIL_RTGCPHYS that we really use for comparisons. Fixed missing reset of GCPhysVmcs (typo) as well.

File:

• trunk/src/VBox/VMM/VMMR3/CPUM.cpp (modified) (2 diffs)

trunk/src/VBox/VMM/VMMR3/CPUM.cpp

@@ -1103 +1103 @@
         AssertCompile(sizeof(pCtx->hwvirt.vmx.abVirtApicPage) == VMX_V_VIRT_APIC_PAGES * X86_PAGE_SIZE);
         AssertCompile(sizeof(pCtx->hwvirt.vmx.abVirtApicPage) == VMX_V_VIRT_APIC_SIZE);
+
+        /* Initialize non-zero values. */
+        pCtx->hwvirt.vmx.GCPhysVmxon       = NIL_RTGCPHYS;
+        pCtx->hwvirt.vmx.GCPhysShadowVmcs  = NIL_RTGCPHYS;
+        pCtx->hwvirt.vmx.GCPhysVmcs        = NIL_RTGCPHYS;
     }
 }
@@ -1121 +1126 @@
     pCtx->hwvirt.vmx.GCPhysVmxon       = NIL_RTGCPHYS;
     pCtx->hwvirt.vmx.GCPhysShadowVmcs  = NIL_RTGCPHYS;
-    pCtx->hwvirt.vmx.GCPhysVmxon       = NIL_RTGCPHYS;
+    pCtx->hwvirt.vmx.GCPhysVmcs        = NIL_RTGCPHYS;
     pCtx->hwvirt.vmx.fInVmxRootMode    = false;
     pCtx->hwvirt.vmx.fInVmxNonRootMode = false;