Patch-Magento-Search-tmp-population-configurable-attribute-deadlocks.patch

--- a/Model/Search/FilterMapper/CustomAttributeFilter.php
+++ b/Model/Search/FilterMapper/CustomAttributeFilter.php
@@ -140,6 +140,7 @@ class CustomAttributeFilter
     {
      	 return [
             sprintf('`%s`.`entity_id` = `%s`.`entity_id`', $mainTable, $joinTable),
+            sprintf('`%s`.`source_id` = `%s`.`source_id`', $mainTable, $joinTable),
             $this->conditionManager->generateCondition(
                 sprintf('%s.attribute_id', $joinTable),
                 '=',