Index: /trunk/src/VBox/VMM/PGMPool.cpp
===================================================================
--- /trunk/src/VBox/VMM/PGMPool.cpp	(revision 22718)
+++ /trunk/src/VBox/VMM/PGMPool.cpp	(revision 22719)
@@ -663,4 +663,15 @@
                         pCmdHlp->pfnPrintf(pCmdHlp, NULL, "Mismatch HCPhys: rc=%d idx=%d guest %RX64 shw=%RX64 vs %RHp\n", rc, j, pGstPT->a[j].u, pShwPT->a[j].u, HCPhys);
                     }
+                    else
+                    if (    pShwPT->a[j].n.u1Write
+                        &&  pGstPT->a[j].n.u1Write)
+                    {
+                        if (fFirstMsg)
+                        {
+                            pCmdHlp->pfnPrintf(pCmdHlp, NULL, "Check pool page %RGp\n", pPage->GCPhys);
+                            fFirstMsg = false;
+                        }
+                        pCmdHlp->pfnPrintf(pCmdHlp, NULL, "Mismatch r/w gst/shw: idx=%d guest %RX64 shw=%RX64 vs %RHp\n", j, pGstPT->a[j].u, pShwPT->a[j].u, HCPhys);
+                    }
                 }
             }