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[3.14] gh-149816: fix thread safety of deletion of list slice (GH-149936) #192910

[3.14] gh-149816: fix thread safety of deletion of list slice (GH-149936)

[3.14] gh-149816: fix thread safety of deletion of list slice (GH-149936) #192910

Triggered via pull request May 18, 2026 16:39
Status Failure
Total duration 2m 53s
Artifacts 1

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
Waiting for pending jobs
Check if Autoconf files are up to date
26s
Check if Autoconf files are up to date
Check if generated files are up to date
59s
Check if generated files are up to date
iOS
52s
iOS
Emscripten  /  build and test
46s
Emscripten / build and test
WASI  /  build and test
42s
WASI / build and test
Hypothesis tests on Ubuntu
1m 2s
Hypothesis tests on Ubuntu
Cross build Linux
1m 9s
Cross build Linux
Docs  /  Check EPUB
Docs / Check EPUB
Docs  /  Docs
Docs / Docs
Docs  /  Doctest
Docs / Doctest
Check if the ABI has changed
1m 8s
Check if the ABI has changed
Matrix: build-android
All required checks pass
3s
All required checks pass
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Annotations

41 errors and 8 warnings
Android (x86_64)
Process completed with exit code 1.
WASI / build and test
Process completed with exit code 1.
Emscripten / build and test
Process completed with exit code 1.
iOS
Process completed with exit code 1.
Ubuntu SSL tests (ubuntu-24.04, openssl, 3.4.5)
Process completed with exit code 2.
Ubuntu SSL tests (ubuntu-24.04, openssl, 3.3.7)
Process completed with exit code 2.
Ubuntu SSL tests (ubuntu-24.04, openssl, 1.1.1w)
Process completed with exit code 2.
Ubuntu SSL tests (ubuntu-24.04, openssl, 3.5.6)
Process completed with exit code 2.
Windows / Build and test (Win32)
Process completed with exit code 1.
Windows / Build and test (x64)
Process completed with exit code 1.
Ubuntu SSL tests (ubuntu-24.04, openssl, 3.6.2)
Process completed with exit code 2.
Hypothesis tests on Ubuntu
Process completed with exit code 2.
Hypothesis tests on Ubuntu: Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Check if generated files are up to date
Process completed with exit code 2.
Ubuntu SSL tests (ubuntu-24.04, openssl, 3.0.20)
Process completed with exit code 2.
Check if the ABI has changed
Process completed with exit code 2.
Cross build Linux
Process completed with exit code 2.
Cross build Linux: Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
macOS (free-threading) / build and test (macos-26)
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64)
Process completed with exit code 1.
Android (aarch64)
Process completed with exit code 1.
Windows / Build and test (arm64)
Process completed with exit code 1.
Address sanitizer (ubuntu-24.04)
Process completed with exit code 2.
Address sanitizer (ubuntu-24.04): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Windows (free-threading) / Build and test (arm64)
Process completed with exit code 1.
Ubuntu (free-threading) / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Ubuntu / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
macOS / build and test (macos-26)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Ubuntu / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04-arm): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Sanitizers / UBSan
Process completed with exit code 2.
Sanitizers / TSan
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-24.04): Objects/listobject.c#L3753
implicit declaration of function ‘ptr_wise_atomic_memmove’ [-Werror=implicit-function-declaration]
Sanitizers / TSan (free-threading)
Process completed with exit code 2.
macOS / build and test (macos-15-intel)
Process completed with exit code 2.
All required checks pass
Process completed with exit code 1.
Windows / Build and test (x64): Objects/listobject.c#L3753
'ptr_wise_atomic_memmove' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
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)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Windows (free-threading) / Build and test (x64): Objects/listobject.c#L3753
'ptr_wise_atomic_memmove' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Objects/listobject.c#L3753
'ptr_wise_atomic_memmove' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (arm64): Objects/listobject.c#L3753
'ptr_wise_atomic_memmove' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-15-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
387 Bytes
sha256:2d51c3618ec8d8b6187df5d70d05bdd944416f211b5b51e7cd188e28b7e1397a