Index: /trunk/src/VBox/VMM/VMMRC/TRPMRCHandlers.cpp
===================================================================
--- /trunk/src/VBox/VMM/VMMRC/TRPMRCHandlers.cpp	(revision 42449)
+++ /trunk/src/VBox/VMM/VMMRC/TRPMRCHandlers.cpp	(revision 42450)
@@ -189,5 +189,7 @@
              || VMCPU_FF_ISPENDING(pVCpu, VMCPU_FF_TIMER | VMCPU_FF_TO_R3 | VMCPU_FF_INTERRUPT_APIC | VMCPU_FF_INTERRUPT_PIC
                                           | VMCPU_FF_REQUEST | VMCPU_FF_PGM_SYNC_CR3 | VMCPU_FF_PGM_SYNC_CR3_NON_GLOBAL
-                                          | VMCPU_FF_PDM_CRITSECT)
+                                          | VMCPU_FF_PDM_CRITSECT
+                                          | VMCPU_FF_SELM_SYNC_GDT | VMCPU_FF_SELM_SYNC_LDT | VMCPU_FF_SELM_SYNC_TSS
+                                   )
             )
        )
@@ -216,4 +218,7 @@
                  || VMCPU_FF_ISPENDING(pVCpu, VMCPU_FF_REQUEST))
             rc = VINF_EM_PENDING_REQUEST;
+        /* Pending GDT/LDT/TSS sync. */
+        else if (VMCPU_FF_ISPENDING(pVCpu, VMCPU_FF_SELM_SYNC_GDT | VMCPU_FF_SELM_SYNC_LDT | VMCPU_FF_SELM_SYNC_TSS))
+            rc = VINF_SELM_SYNC_GDT;
         /* Pending interrupt: dispatch it. */
         else if (    VMCPU_FF_ISPENDING(pVCpu, VMCPU_FF_INTERRUPT_APIC | VMCPU_FF_INTERRUPT_PIC)