Index: /trunk/src/VBox/HostDrivers/Support/SUPDrv.c
===================================================================
--- /trunk/src/VBox/HostDrivers/Support/SUPDrv.c	(revision 10696)
+++ /trunk/src/VBox/HostDrivers/Support/SUPDrv.c	(revision 10697)
@@ -1497,5 +1497,5 @@
     pUsage->pObj        = pObj;
     pUsage->pNext       = pSession->pUsage;
-    Log2(("SUPR0ObjRegister: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext));
+    /* Log2(("SUPR0ObjRegister: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext)); */
     pSession->pUsage    = pUsage;
 
@@ -1542,7 +1542,7 @@
     if (RT_UNLIKELY(pObj->u32Magic != SUPDRVOBJ_MAGIC))
     {
-        AssertMsg(pObj->u32Magic == SUPDRVOBJ_MAGIC + 1, ("pvObj=%p magic=%#x\n", pvObj, pObj->u32Magic));
-
         RTSpinlockRelease(pDevExt->Spinlock, &SpinlockTmp);
+
+        AssertMsgFailed(("pvObj=%p magic=%#x\n", pvObj, pObj->u32Magic));
         return VERR_WRONG_ORDER;
     }
@@ -1574,5 +1574,5 @@
     for (pUsage = pSession->pUsage; pUsage; pUsage = pUsage->pNext)
     {
-        Log(("SUPR0AddRef: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext));
+        /*Log(("SUPR0AddRef: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext));*/
         if (pUsage->pObj == pObj)
             break;
@@ -1587,5 +1587,5 @@
         pUsagePre->pNext    = pSession->pUsage;
         pSession->pUsage    = pUsagePre;
-        Log(("SUPR0AddRef: pUsagePre=%p:{.pObj=%p, .pNext=%p}\n", pUsagePre, pUsagePre->pObj, pUsagePre->pNext));
+        /*Log(("SUPR0AddRef: pUsagePre=%p:{.pObj=%p, .pNext=%p}\n", pUsagePre, pUsagePre->pObj, pUsagePre->pNext));*/
 
         pUsagePre = NULL;
@@ -1642,5 +1642,5 @@
          pUsagePrev = pUsage, pUsage = pUsage->pNext)
     {
-        Log2(("SUPR0ObjRelease: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext));
+        /*Log2(("SUPR0ObjRelease: pUsage=%p:{.pObj=%p, .pNext=%p}\n", pUsage, pUsage->pObj, pUsage->pNext));*/
         if (pUsage->pObj == pObj)
         {