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gh-140746: Fix Thread.start() hanging when the thread dies during bootstrap #217059

gh-140746: Fix Thread.start() hanging when the thread dies during bootstrap

gh-140746: Fix Thread.start() hanging when the thread dies during bootstrap #217059

Triggered via pull request October 29, 2026 13:50
Status Success
Total duration 36m 0s
Artifacts 4

build.yml

on: pull_request
Change detection  /  Create context from changed files
23s
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
Docs  /  Doctest
6m 28s
Docs / Doctest
Docs  /  Check EPUB
2m 11s
Docs / Check EPUB
Check if Autoconf files are up to date
51s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 49s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
14s
C API Docs / Check if all C APIs are documented
Ubuntu (installed)  /  build, install and test
6m 8s
Ubuntu (installed) / build, install and test
Emscripten  /  build and test
12m 59s
Emscripten / build and test
WASI  /  build and test
4m 51s
WASI / build and test
Hypothesis tests on Ubuntu
7m 54s
Hypothesis tests on Ubuntu
Lazy imports enabled  /  Run Tests with lazy_imports=all
13m 29s
Lazy imports enabled / Run Tests with lazy_imports=all
Cross build Linux
4m 52s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
2m 6s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
4s
All required checks pass
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Annotations

6 errors, 4 warnings, and 14 notices
Docs / Check EPUB
Process completed with exit code 1.
Docs / Docs
Process completed with exit code 2.
Android (aarch64)
fetch-pack: invalid index-pack output
Android (aarch64)
early EOF
Android (aarch64)
21589 bytes of body are still expected
Android (aarch64)
RPC failed; curl 56 Recv failure: Connection reset by peer
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 / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-26)
`$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!
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"
Docs / Check EPUB
"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"
Docs / Docs
"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"
Docs / Check for removed HTML IDs / Check for removed HTML IDs
"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 / build and test (macos-26)
Due to capacity constraints, jobs targeting macOS arm64 runners may experience longer queue times.
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"
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"
iOS
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.
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
sha256:88dc8a004165aa828da7966f3093142f45d9bf3b9bedf4dc7163bcd6148c9fd5
MSan-logs-default
209 Bytes
sha256:917a95716e225b1eaaa1fe704e9806b1e3374cef50c071ad6f9d9cb665f142c0
UBSan-logs-default
1.5 KB
sha256:680bd835ed3987c4684ced2ab4c8b705e08e683bd921f86ae4a4661b65380503
html-ids-head.json.gz
133 KB
sha256:861e1a4d8997427faf5e4b77aff47a0a92ff6917abbad6cb7ad288ceffad836b