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test_profiling is flaky #160529

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#160542
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test_profiling is flaky#160529
#160542
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infraCI, GitHub Actions, buildbots, Dependabot, etc.testsTests in the Lib/test dirtopic-profilingtype-bugAn unexpected behavior, bug, or error

Description

@ZeroIntensity
ZeroIntensity
opened on Oct 23, 2026

I've noticed a number of test_profiling failures in CI. The most recent one I saw is https://github.com/python/cpython/actions/runs/40029098115/job/120672694756?pr=160318. I think I saw this on some of the buildbots too.

Seems to happen under ASan.

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  1. ZeroIntensity
    added
    testsTests in the Lib/test dir
    infraCI, GitHub Actions, buildbots, Dependabot, etc.
    on Oct 23, 2026
  2. StanFromIreland
    added
    type-bugAn unexpected behavior, bug, or error
    topic-profiling
    on Oct 23, 2026

  3. ZeroIntensity commented on Oct 23, 2026

    @ZeroIntensity
    ZeroIntensity
    on Oct 23, 2026
    MemberAuthor

    Example of buildbot failure: https://buildbot.python.org/#/builders/1820/builds/86

  4. ZeroIntensity commented on Oct 23, 2026

    @ZeroIntensity
    ZeroIntensity
    on Oct 23, 2026
    MemberAuthor

    cc @pablogsal @ivonastojanovic

  5. pablogsal commented on Oct 23, 2026

    @pablogsal
    pablogsal
    on Oct 23, 2026
    Member

    On it

  6. pablogsal commented on Oct 23, 2026

    @pablogsal
    pablogsal
    on Oct 23, 2026
    Member

    Seems this was caused by #160028

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