https://s3.amazonaws.com/clickhouse-test-reports/42778/66c179217cdfdee1ba0d4b4b577b1a62655caed0/fuzzer_astfuzzermsan//report.html

Minimal example
```sql
#!/usr/bin/clickhouse-client --queries-file

DROP TABLE IF EXISTS tab1;
DROP TABLE IF EXISTS tab2;

SET allow_suspicious_low_cardinality_types = 1;

create table tab1 (a1 Int32, b1 Int32) engine = MergeTree order by a1;
create table tab2 (a2 LowCardinality(Int32), b2 Int32) engine = MergeTree order by a2;

insert into tab1 values (1, 2);
insert into tab2 values (1, 2);

SET join_use_nulls = 1;

SELECT 1 FROM tab1 FULL OUTER JOIN tab2 ON b1 - 2 = a2 OR a1 = b2;

```
FindResultImpl<const RowRef, false>(*it, true, 0));
                }
            }
        }
        if (new_known_rows_ptr)
        {
            known_rows.add(std::cbegin(*new_known_rows_ptr), std::cend(*new_known_rows_ptr));
        }
    }
    else
    {
        for (auto it = mapped.begin(); it.ok(); ++it)
        {
            added.appendFromBlock<false>(*it->block, it->row_num);
            ++current_offset;
        }
    }
}
template <bool add_missing, bool need_offset>
void addNotFoundRow(AddedColumns & added [[maybe_unused]], IColumn::Offset & current_offset [[maybe_unused]])
{
    if constexpr (add_missing)
    {
        added.appendDefaultRow();
        if constexpr (need_offset)
            ++current_offset;
    }
}
template <bool need_filter>
void setUsed(IColumn::Filter & filter [[maybe_unused]], size_t pos [[maybe_unused]])