enable unwind (#2655)

[ti-chi-bot]

This is an automated cherry-pick of #2655

What problem does this PR solve?

enable unwind to get the whole stack when TiFlash crashed

Issue Number: close #2616

Problem Summary:

What is changed and how it works?

Proposal: xxx

What's Changed:

Related changes

• PR to update pingcap/docs/pingcap/docs-cn:
• Need to cherry-pick to the release branch:

Check List

Tests

• Unit test
• Integration test

Side effects

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• JaySon-Huang

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[Mini256]

/hold

[SchrodingerZhu]

/run-all-tests

[Mini256]

/unhold

[Mini256]

/type cherry-pick-for-release-5.2

[JaySon-Huang]

LGTM

[JaySon-Huang]

/merge

[ti-chi-bot]

@JaySon-Huang: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

You only need to trigger /merge once, and if the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

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[ti-chi-bot]

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

Commit hash: 9351c0b