This is an automated cherry-pick of pingcap#47795

Signed-off-by: ti-chi-bot <[email protected]>

Author: SeaRise

executor/builder.go

@@ -4434,7 +4434,7 @@ func buildKvRangesForIndexJoin(ctx sessionctx.Context, tableID, indexID int64, l
 		memTracker.Consume(int64(2 * cap(kvRanges[0].StartKey) * len(kvRanges)))
 	}
 	if len(tmpDatumRanges) != 0 && memTracker != nil {
-		memTracker.Consume(2 * int64(len(tmpDatumRanges)) * types.EstimatedMemUsage(tmpDatumRanges[0].LowVal, len(tmpDatumRanges)))
+		memTracker.Consume(2 * types.EstimatedMemUsage(tmpDatumRanges[0].LowVal, len(tmpDatumRanges)))
 	}
 	if cwc == nil {
 		sort.Slice(kvRanges, func(i, j int) bool {