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gh-149816: Fix another variant of race on setattr/managed dict going … #216020

gh-149816: Fix another variant of race on setattr/managed dict going …

gh-149816: Fix another variant of race on setattr/managed dict going … #216020

Triggered via pull request October 23, 2026 17:03
Status Failure
Total duration 35m 38s
Artifacts 4

build.yml

on: pull_request
Change detection  /  Create context from changed files
13s
Change detection / Create context from changed files
Matrix: build-ios
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows
Matrix: cifuzz
Check if Autoconf files are up to date
34s
Check if Autoconf files are up to date
Check if generated files are up to date
3m 22s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
16s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
6m 7s
Ubuntu (installed) / build, install and test
Emscripten  /  build and test
15m 45s
Emscripten / build and test
WASI  /  build and test
4m 22s
WASI / build and test
Hypothesis tests on Ubuntu
10m 35s
Hypothesis tests on Ubuntu
Lazy imports enabled  /  Run Tests with lazy_imports=all
12m 44s
Lazy imports enabled / Run Tests with lazy_imports=all
Cross build Linux
4m 42s
Cross build Linux
Docs  /  Check EPUB
Docs / Check EPUB
Docs  /  Doctest
Docs / Doctest
Docs  /  Docs
Docs / Docs
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
2s
All required checks pass
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5 errors, 4 warnings, and 11 notices
Ubuntu (free-threading) / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
macOS (free-threading) / build and test (macos-26)
Process completed with exit code 2.
Sanitizers / TSan (free-threading)
Process completed with exit code 2.
Windows (free-threading) / Build and test (arm64, switch-case)
Process completed with exit code 2.
All required checks pass
Process completed with exit code 1.
Hypothesis tests on Ubuntu
No files were found with the provided path: /home/runner/work/cpython/cpython-builddir/.hypothesis/examples/. No artifacts will be uploaded.
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Change detection / Create context from changed files
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
C API Docs / Check if all C APIs are documented
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
Android (aarch64)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
macOS (free-threading) / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
CIFuzz / cpython3 (undefined)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
CIFuzz / cpython3 (address)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
CIFuzz / cpython3 (memory)
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"
macOS / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
iOS
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
iOS (free-threading)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
All required checks pass
"The ubuntu-latest label will migrate to Ubuntu 26 beginning October 19, 2026. For more information, see https://github.com/actions/runner-images/issues/14748"

Artifacts

Produced during runtime
Name Size Digest
ASan-logs-default
2.49 KB
sha256:670321a1156ebe6f0285e08f94cf3752064cec8eee2cb106bac3653300e4a30b
MSan-logs-default
209 Bytes
sha256:40a88765de585aabead61f0ed6b17d70b0c3f0b0f7a2bfe700dab5c5559cc849
TSan-logs-free-threading
15.8 KB
sha256:0f407c9608b2dba78f0bebbea091ce2a2566bc67946f44b3dd453021b265e5f4
UBSan-logs-default
1.5 KB
sha256:41a2a993d2631b068d8114dbcfbeb9ca1959760e7aec8f567eedea31789906aa