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-rw-r--r--target/i386/tcg/sysemu/excp_helper.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/target/i386/tcg/sysemu/excp_helper.c b/target/i386/tcg/sysemu/excp_helper.c
index 5b86f439ad..11126c860d 100644
--- a/target/i386/tcg/sysemu/excp_helper.c
+++ b/target/i386/tcg/sysemu/excp_helper.c
@@ -238,7 +238,7 @@ static bool mmu_translate(CPUX86State *env, const TranslateParams *in,
             /*
              * Page table level 3
              */
-            pte_addr = ((in->cr3 & ~0x1f) + ((addr >> 27) & 0x18)) & a20_mask;
+            pte_addr = ((in->cr3 & 0xffffffe0ULL) + ((addr >> 27) & 0x18)) & a20_mask;
             if (!ptw_translate(&pte_trans, pte_addr)) {
                 return false;
             }
@@ -306,7 +306,7 @@ static bool mmu_translate(CPUX86State *env, const TranslateParams *in,
         /*
          * Page table level 2
          */
-        pte_addr = ((in->cr3 & ~0xfff) + ((addr >> 20) & 0xffc)) & a20_mask;
+        pte_addr = ((in->cr3 & 0xfffff000ULL) + ((addr >> 20) & 0xffc)) & a20_mask;
         if (!ptw_translate(&pte_trans, pte_addr)) {
             return false;
         }