Index: src/btree.c
==================================================================
--- src/btree.c
+++ src/btree.c
@@ -1650,11 +1650,11 @@
 
   if( pgno>btreePagecount(pBt) ){
     rc = SQLITE_CORRUPT_BKPT;
   }else{
     rc = btreeGetPage(pBt, pgno, ppPage, bReadonly);
-    if( rc==SQLITE_OK ){
+    if( rc==SQLITE_OK && (*ppPage)->isInit==0 ){
       rc = btreeInitPage(*ppPage);
       if( rc!=SQLITE_OK ){
         releasePage(*ppPage);
       }
     }