### ClickHouse release v21.6.8.62-stable FIXME as compared to v21.6.7.57-stable
#### Bug Fix
* Backported in [#26194](https://github.com/ClickHouse/ClickHouse/issues/26194): Fix sharding_key from column w/o function for remote() (before `select * from remote('127.1', system.one, dummy)` leads to `Unknown column: dummy, there are only columns .` error). [#25824](https://github.com/ClickHouse/ClickHouse/pull/25824) ([Azat Khuzhin](https://github.com/azat)).
* Backported in [#26108](https://github.com/ClickHouse/ClickHouse/issues/26108): Fix rare server crash because of `abort` in ZooKeeper client. Fixes [#25813](https://github.com/ClickHouse/ClickHouse/issues/25813). [#26079](https://github.com/ClickHouse/ClickHouse/pull/26079) ([alesapin](https://github.com/alesapin)).
* Backported in [#26167](https://github.com/ClickHouse/ClickHouse/issues/26167): Fix `joinGet` with LowCarinality columns, close [#25993](https://github.com/ClickHouse/ClickHouse/issues/25993). [#26118](https://github.com/ClickHouse/ClickHouse/pull/26118) ([Vladimir C](https://github.com/vdimir)).
* Backported in [#26205](https://github.com/ClickHouse/ClickHouse/issues/26205): Fix potential crash if more than one `untuple` expression is used. [#26179](https://github.com/ClickHouse/ClickHouse/pull/26179) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Backported in [#26227](https://github.com/ClickHouse/ClickHouse/issues/26227): Remove excessive newline in `thread_name` column in `system.stack_trace` table. This fixes [#24124](https://github.com/ClickHouse/ClickHouse/issues/24124). [#26210](https://github.com/ClickHouse/ClickHouse/pull/26210) ([Alexey Milovidov](https://github.com/alexey-milovidov)).
* Manual backport of [#25531](https://github.com/ClickHouse/ClickHouse/issues/25531) in 21.6 [#25776](https://github.com/ClickHouse/ClickHouse/pull/25776) ([Kruglov Pavel](https://github.com/Avogar)).
