Changeset 91733 in vbox for trunk/src

Timestamp:

Oct 14, 2021 4:10:44 PM (3 years ago)

Author:

vboxsync

Message:

VMM/PGMHandlerPhysicalReset: Passed invalid GCPhysPage address to pgmHandlerPhysicalResetAliasedPage.

File:

• trunk/src/VBox/VMM/VMMAll/PGMAllHandler.cpp (modified) (3 diffs)

trunk/src/VBox/VMM/VMMAll/PGMAllHandler.cpp

@@ -1153 +1153 @@
                     if (pCur->cAliasedPages)
                     {
-                        PPGMPAGE    pPage = &pRam->aPages[(pCur->Core.Key - pRam->GCPhys) >> PAGE_SHIFT];
-                        uint32_t    cLeft = pCur->cPages;
+                        PPGMPAGE    pPage      = &pRam->aPages[(pCur->Core.Key - pRam->GCPhys) >> PAGE_SHIFT];
+                        RTGCPHYS    GCPhysPage = pCur->Core.Key;
+                        uint32_t    cLeft      = pCur->cPages;
                         while (cLeft-- > 0)
                         {
@@ -1161 +1162 @@
                             {
                                 Assert(pCur->cAliasedPages > 0);
-                                pgmHandlerPhysicalResetAliasedPage(pVM, pPage, pRam->GCPhys + ((RTGCPHYS)cLeft << PAGE_SHIFT),
-                                                                   false /*fDoAccounting*/);
+                                pgmHandlerPhysicalResetAliasedPage(pVM, pPage, GCPhysPage, false /*fDoAccounting*/);
                                 --pCur->cAliasedPages;
 #ifndef VBOX_STRICT
@@ -1170 +1170 @@
                             }
                             Assert(PGM_PAGE_GET_TYPE(pPage) == PGMPAGETYPE_MMIO);
+                            GCPhysPage += PAGE_SIZE;
                             pPage++;
                         }