diff --git a/src/Interpreters/HashJoin.cpp b/src/Interpreters/HashJoin.cpp
index d5392d718112..799a5d01f174 100644
--- a/src/Interpreters/HashJoin.cpp
+++ b/src/Interpreters/HashJoin.cpp
@@ -1584,6 +1584,14 @@ ColumnPtr buildAdditionalFilter(
             sample_right_block.dumpNames(),
             added_columns.left_block.dumpNames());
     }
+    // Debug
+    for (const auto & col : executed_block.getColumnsWithTypeAndName())
+    {
+        if (!col.column || !col.type)
+        {
+            throw Exception(ErrorCodes::LOGICAL_ERROR, "Null column in input block. {}", executed_block.dumpStructure());
+        }
+    }
     added_columns.additional_filter_expression->execute(executed_block);
     return executed_block.getByPosition(0).column;
 }