*: fix ipv6 host address

[Defined2014]

What problem does this PR solve?

Issue Number: close #43286

Problem Summary:

What is changed and how it works?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)

mysql> select * from information_schema.cluster_processlist;
+----------------------------------------------+---------------------+------+----------------------------------------------+------+---------+------+------------+------------------------------------------------------+------------------------------------------------------------------+------+------+----------------------------------------+----------------+
| INSTANCE                                     | ID                  | USER | HOST                                         | DB   | COMMAND | TIME | STATE      | INFO                                                 | DIGEST                                                           | MEM  | DISK | TxnStart                               | RESOURCE_GROUP |
+----------------------------------------------+---------------------+------+----------------------------------------------+------+---------+------+------------+------------------------------------------------------+------------------------------------------------------------------+------+------+----------------------------------------+----------------+
| [240e:390:98f:c940:2d8:61ff:fe14:d38f]:10080 | 4116142724858511763 | root | [240e:390:98f:c940:2d8:61ff:fe14:d38f]:52002 | NULL | Query   |    0 | autocommit | select * from information_schema.cluster_processlist | b1e38e59fbbc3e2b35546db5c8053040db989a497ac6cd71ff8dd4394395701a |    0 |    0 | 05-15 15:39:34.412(441486245733859330) | default        |
+----------------------------------------------+---------------------+------+----------------------------------------------+------+---------+------+------------+------------------------------------------------------+------------------------------------------------------------------+------+------+----------------------------------------+----------------+
1 row in set (0.00 sec)

• No code

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• hawkingrei
• xhebox

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[hawkingrei]

/merge

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 9ce4dc5

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-6.5: #43834.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-7.1: #43835.