*** a/src/backend/access/heap/heapam.c
--- b/src/backend/access/heap/heapam.c
***************
*** 4079,4086 **** log_newpage(RelFileNode *rnode, ForkNumber forkNum, BlockNumber blkno,
  
  	recptr = XLogInsert(RM_HEAP_ID, XLOG_HEAP_NEWPAGE, rdata);
  
! 	PageSetLSN(page, recptr);
! 	PageSetTLI(page, ThisTimeLineID);
  
  	END_CRIT_SECTION();
  
--- 4079,4093 ----
  
  	recptr = XLogInsert(RM_HEAP_ID, XLOG_HEAP_NEWPAGE, rdata);
  
! 	/*
! 	 * The new page may be uninitialized. If so, we can't set the LSN
! 	 * and TLI because that would corrupt the page.
! 	 */
! 	if (!PageIsNew(page))
! 	{
! 		PageSetLSN(page, recptr);
! 		PageSetTLI(page, ThisTimeLineID);
! 	}
  
  	END_CRIT_SECTION();
  
***************
*** 4266,4273 **** heap_xlog_newpage(XLogRecPtr lsn, XLogRecord *record)
  	Assert(record->xl_len == SizeOfHeapNewpage + BLCKSZ);
  	memcpy(page, (char *) xlrec + SizeOfHeapNewpage, BLCKSZ);
  
! 	PageSetLSN(page, lsn);
! 	PageSetTLI(page, ThisTimeLineID);
  	MarkBufferDirty(buffer);
  	UnlockReleaseBuffer(buffer);
  }
--- 4273,4288 ----
  	Assert(record->xl_len == SizeOfHeapNewpage + BLCKSZ);
  	memcpy(page, (char *) xlrec + SizeOfHeapNewpage, BLCKSZ);
  
! 	/*
! 	 * The new page may be uninitialized. If so, we can't set the LSN
! 	 * and TLI because that would corrupt the page.
! 	 */
! 	if (!PageIsNew(page))
! 	{
! 		PageSetLSN(page, lsn);
! 		PageSetTLI(page, ThisTimeLineID);
! 	}
! 
  	MarkBufferDirty(buffer);
  	UnlockReleaseBuffer(buffer);
  }