Changeset 86499 in vbox for trunk/src/VBox/VMM

Timestamp:

Oct 8, 2020 5:06:45 PM (4 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

140814

Message:

VMM/PDMLdr: Don't try release .r0 objects till PDMR3TermUVM is called, then the VM structure + ring-0 object will be freed and VMMR0.r0 no longer in use. [fix] bugref:9841

File:

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

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

@@ -149 +149 @@
         {
             case PDMMOD_TYPE_R0:
+            {
                 if (fFinal)
                 {
@@ -160 +161 @@
                 /* Postpone ring-0 module till the PDMR3TermUVM() phase as VMMR0.r0 is still
                    busy when we're called the first time very very early in vmR3Destroy().  */
-                pModule = pModule->pNext;
+                PPDMMOD pNextModule = pModule->pNext;
+                pModule->pNext = pUVM->pdm.s.pModules;
+                pUVM->pdm.s.pModules = pModule;
+                pModule = pNextModule;
                 continue;
+            }
 
 #ifdef VBOX_WITH_RAW_MODE_KEEP