*: fix data race and enable race for tidb-server (#38176)

[ti-srebot]

cherry-pick #38176 to release-6.3
You can switch your code base to this Pull Request by using git-extras:

# In tidb repo:
git pr https://github.com/pingcap/tidb/pull/38213

After apply modifications, you can push your change to this PR via:

git push git@github.com:ti-srebot/tidb.git pr/38213:release-6.3-ec96c86552cc

---

Signed-off-by: Weizhen Wang wangweizhen@pingcap.com

What problem does this PR solve?

Issue Number: close #38178

Problem Summary:

What is changed and how it works?

Check List

Tests

• Manual test (add detailed scripts or steps below)
  enable race for tidb-server binary and run it with mysql-test.

Release note

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

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

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• xhebox

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[ti-chi-bot]

@ti-srebot: This cherry pick PR is for a release branch and has not yet been approved by release team.
Adding the do-not-merge/cherry-pick-not-approved label.

To merge this cherry pick, it must first be approved by the collaborators.

AFTER it has been approved by collaborators, please ping the release team in a comment to request a cherry pick review.

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[ti-srebot]

/run-all-tests

[ti-srebot]

@hawkingrei you're already a collaborator in bot's repo.

[ti-chi-bot]

@ti-srebot: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
idc-jenkins-ci-tidb/mysql-test	f027897	link	true	/test mysql-test

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[xhebox]

/close

not maintained version