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gh-152083: Fix crash clearing a managed dict under low memory #209036

gh-152083: Fix crash clearing a managed dict under low memory

gh-152083: Fix crash clearing a managed dict under low memory #209036

Triggered via pull request September 11, 2026 14:19
Status Failure
Total duration 31m 2s
Artifacts 2

build.yml

on: pull_request
Change detection  /  Create context from changed files
17s
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
Matrix: cifuzz
Docs  /  Doctest
7m 45s
Docs / Doctest
Docs  /  Check EPUB
2m 10s
Docs / Check EPUB
Check if Autoconf files are up to date
2m 16s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 27s
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
Ubuntu (installed)  /  build, install and test
6m 14s
Ubuntu (installed) / build, install and test
iOS
27m 14s
iOS
Emscripten  /  build and test
20m 55s
Emscripten / build and test
WASI  /  build and test
5m 4s
WASI / build and test
Hypothesis tests on Ubuntu
9m 18s
Hypothesis tests on Ubuntu
Cross build Linux
4m 59s
Cross build Linux
Matrix: build-android
Docs  /  ...  /  Check for removed HTML IDs
2m 22s
Docs / Check for removed HTML IDs / Check for removed HTML IDs
All required checks pass
5s
All required checks pass
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Annotations

26 errors, 7 warnings, and 2 notices
Docs / Check EPUB
Process completed with exit code 1.
Docs / Docs
Process completed with exit code 2.
WASI / build and test
Process completed with exit code 2.
Ubuntu (installed) / build, install and test
Process completed with exit code 2.
Hypothesis tests on Ubuntu
Process completed with exit code 2.
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.
Windows / Build and test (x64, tail-call)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-26.04-arm)
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64, tail-call)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-26.04)
Process completed with exit code 2.
macOS / build and test (macos-26)
Process completed with exit code 2.
Windows / Build and test (x64, switch-case)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-26.04)
Process completed with exit code 2.
Windows / Build and test (Win32, switch-case)
Process completed with exit code 2.
Address sanitizer (ubuntu-26.04)
Process completed with exit code 2.
macOS / build and test (macos-26-intel)
Process completed with exit code 2.
Windows / Build and test (arm64, switch-case)
Process completed with exit code 2.
Ubuntu (bolt) / build and test (ubuntu-26.04)
Process completed with exit code 2.
Emscripten / build and test
Process completed with exit code 2.
Android (x86_64)
Process completed with exit code 1.
Windows (free-threading) / Build and test (arm64, switch-case)
Process completed with exit code 2.
iOS
Process completed with exit code 1.
Sanitizers / UBSan
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64, switch-case)
Process completed with exit code 2.
All required checks pass
Process completed with exit code 1.
Cross build Linux: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
Ubuntu (installed) / build, install and test: Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
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)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Address sanitizer (ubuntu-26.04): Parser/lexer/string.c#L81
variable ‘previous_end’ set but not used [-Wunused-but-set-variable]
macOS / build and test (macos-26-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
Windows / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"
Windows (free-threading) / Build and test (arm64, switch-case)
"The windows-11-arm label will migrate to use Visual Studio 2026 by default beginning September 21, 2026. For more information see https://github.com/actions/runner-images/issues/14602"

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
1.59 KB
sha256:d9493e4a3a9d31e733232433ebba14d12594eaf7e2ea300f345534710baaba17
html-ids-head.json.gz
126 KB
sha256:2792af03027bcce1e38f1ba7e005a7d8cd39d3ff309b920cc45c48b1d48e2e0b