Skip to content

gh-153297: Fix data race on assigning __name__ and __qualname__ to functions on FT builds #200541

gh-153297: Fix data race on assigning __name__ and __qualname__ to functions on FT builds

gh-153297: Fix data race on assigning __name__ and __qualname__ to functions on FT builds #200541

Triggered via pull request July 8, 2026 12:44
Status Failure
Total duration 35m 45s
Artifacts 3

build.yml

on: pull_request
Change detection  /  Create context from changed files
11s
Change detection / Create context from changed files
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Matrix: cifuzz
Docs  /  Doctest
7m 11s
Docs / Doctest
Docs  /  Check EPUB
2m 31s
Docs / Check EPUB
Check if Autoconf files are up to date
32s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 22s
Check if generated files are up to date
C API Docs  /  Check if all C APIs are documented
11s
C API Docs / Check if all C APIs are documented
iOS
18m 12s
iOS
Emscripten  /  build and test
14m 23s
Emscripten / build and test
WASI  /  build and test
5m 23s
WASI / build and test
Hypothesis tests on Ubuntu
9m 58s
Hypothesis tests on Ubuntu
Sanitizers  /  TSan (free-threading)
23m 31s
Sanitizers / TSan (free-threading)
Cross build Linux
4m 40s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
2m 13s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
3s
All required checks pass
Fit to window
Zoom out
Zoom in

Annotations

3 errors and 13 warnings
Docs / Docs
Process completed with exit code 2.
Docs / Check EPUB
Process completed with exit code 1.
Sanitizers / TSan (free-threading)
Process completed with exit code 2.
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)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust
Windows (free-threading) / Build and test (x64, tail-call): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
macOS (free-threading) / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-26)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust
Windows / Build and test (x64, tail-call): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
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-intel)
The following taps are not trusted: aws/tap Homebrew is currently ignoring formulae, casks and commands from these taps because tap trust is required. Untap them with: brew untap aws/tap Trust specific formulae, casks and commands with: brew trust --formula <user>/<tap>/<formula> brew trust --cask <user>/<tap>/<cask> brew trust --command <user>/<tap>/<command> Whole-tap trust is broader and includes all current and future formulae, casks and commands from the listed taps. Trust whole taps with: brew trust aws/tap To disable trust checks: export HOMEBREW_NO_REQUIRE_TAP_TRUST=1 This is not recommended and will be removed in a later release. For more information, see: https://docs.brew.sh/Tap-Trust
Windows / Build and test (x64, switch-case): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
Windows / Build and test (arm64, switch-case): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
Windows (free-threading) / Build and test (arm64, switch-case): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [C:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]
Windows (free-threading) / Build and test (x64, switch-case): Modules/_interpchannelsmodule.c#L2938
'function': conversion from 'int64_t' to 'int', possible loss of data [D:\a\cpython\cpython\PCbuild\pythoncore.vcxproj]

Artifacts

Produced during runtime
Name Size Digest
TSan-logs-free-threading
3.34 KB
sha256:7cd74f9d31608bb47a3721a8ecf66745b32068a6376ab6ff46db9bc40fb713a2
UBSan-logs-default
1.59 KB
sha256:a0879535cbd12c4fe0dbb97bfedf56e7fd61f2a4dfa56821846bb7df96e5702a
html-ids-head.json.gz
125 KB
sha256:0bb18deba8551e90df49faa4ff116bc949c96a680cd5f3c99a9691ea1c72671c