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[3.14] gh-145566: Skip stop-the-world when reassigning __class__ on newly created objects (GH-145567) #184846

[3.14] gh-145566: Skip stop-the-world when reassigning __class__ on newly created objects (GH-145567)

[3.14] gh-145566: Skip stop-the-world when reassigning __class__ on newly created objects (GH-145567) #184846

Triggered via pull request March 6, 2026 17:05
Status Failure
Total duration 18m 1s
Artifacts 1

build.yml

on: pull_request
Change detection  /  Create context from changed files
15s
Change detection / Create context from changed files
Matrix: Address sanitizer
Matrix: build-macos
Matrix: build-san
Matrix: Ubuntu SSL tests with OpenSSL
Matrix: build-ubuntu
Matrix: build-windows-msi
Waiting for pending jobs
Matrix: build-windows
Matrix: cifuzz
Waiting for pending jobs
Docs  /  Docs
1m 52s
Docs / Docs
Docs  /  Doctest
1m 0s
Docs / Doctest
Docs  /  Check EPUB
2m 2s
Docs / Check EPUB
Check if Autoconf files are up to date
24s
Check if Autoconf files are up to date
Check if generated files are up to date
1m 8s
Check if generated files are up to date
iOS
1m 13s
iOS
WASI  /  build and test
46s
WASI / build and test
Hypothesis tests on Ubuntu
57s
Hypothesis tests on Ubuntu
Cross build Linux
1m 3s
Cross build Linux
Check if the ABI has changed
56s
Check if the ABI has changed
Matrix: build-android
All required checks pass
3s
All required checks pass
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Annotations

75 errors and 20 warnings
WASI / build and test
Process completed with exit code 1.
Android (x86_64)
Process completed with exit code 1.
Check if the ABI has changed
Process completed with exit code 2.
Android (aarch64)
Process completed with exit code 1.
Hypothesis tests on Ubuntu
Process completed with exit code 2.
Hypothesis tests on Ubuntu: Objects/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Hypothesis tests on Ubuntu: Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Hypothesis tests on Ubuntu: Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Hypothesis tests on Ubuntu: Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Hypothesis tests on Ubuntu: Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.6.1)
Process completed with exit code 2.
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 1.1.1w)
Process completed with exit code 2.
Docs / Doctest
Process completed with exit code 2.
Windows (free-threading) / Build and test (x64)
Process completed with exit code 1.
Cross build Linux
Process completed with exit code 2.
Cross build Linux: Objects/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Cross build Linux: Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Cross build Linux: Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Cross build Linux: Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Cross build Linux: Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Windows / Build and test (x64)
Process completed with exit code 1.
Windows / Build and test (x64): Objects/mimalloc/page.c#L836
'qsbr_node': is not a member of 'mi_page_s' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Objects/mimalloc/page.c#L766
'qsbr_node': is not a member of 'mi_page_s' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Objects/mimalloc/page.c#L381
'qsbr_node': is not a member of 'mi_page_s' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Objects/mimalloc/page.c#L229
'qsbr_node': is not a member of 'mi_page_s' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Objects/mimalloc/alloc.c#L628
'qsbr_node': is not a member of 'mi_page_s' [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.0.19)
Process completed with exit code 2.
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.3.6)
Process completed with exit code 2.
Windows / Build and test (Win32)
Process completed with exit code 1.
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.5.5)
Process completed with exit code 2.
Check if generated files are up to date
Process completed with exit code 2.
iOS
Process completed with exit code 1.
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.4.4)
Process completed with exit code 2.
Address sanitizer (ubuntu-24.04)
Process completed with exit code 2.
Address sanitizer (ubuntu-24.04): Objects/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Address sanitizer (ubuntu-24.04): Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Address sanitizer (ubuntu-24.04): Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Address sanitizer (ubuntu-24.04): Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Address sanitizer (ubuntu-24.04): Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
macOS / build and test (macos-14)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04-arm): Objects/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04-arm): Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04-arm): Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04-arm): Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04-arm): Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Windows / Build and test (arm64)
Process completed with exit code 1.
Windows / Build and test (arm64): Objects/mimalloc/page.c#L836
'qsbr_node': is not a member of 'mi_page_s' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Objects/mimalloc/page.c#L766
'qsbr_node': is not a member of 'mi_page_s' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Objects/mimalloc/page.c#L381
'qsbr_node': is not a member of 'mi_page_s' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Objects/mimalloc/page.c#L229
'qsbr_node': is not a member of 'mi_page_s' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (arm64): Objects/mimalloc/alloc.c#L628
'qsbr_node': is not a member of 'mi_page_s' [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (arm64)
Process completed with exit code 1.
Ubuntu / build and test (ubuntu-24.04)
Process completed with exit code 2.
Ubuntu / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu / build and test (ubuntu-24.04): Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Docs / Docs
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/mimalloc/page.c#L836
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu (bolt) / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L766
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu (bolt) / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L381
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu (bolt) / build and test (ubuntu-24.04): Objects/mimalloc/page.c#L229
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Ubuntu (bolt) / build and test (ubuntu-24.04): Objects/mimalloc/alloc.c#L628
‘mi_page_t’ {aka ‘struct mi_page_s’} has no member named ‘qsbr_node’
Docs / Check EPUB
Process completed with exit code 1.
Sanitizers / UBSan
Process completed with exit code 2.
Sanitizers / TSan
Process completed with exit code 2.
macOS / build and test (macos-15-intel)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)
Process completed with exit code 2.
macOS (free-threading) / build and test (macos-14)
Process completed with exit code 2.
Sanitizers / TSan (free-threading)
Process completed with exit code 2.
Ubuntu (free-threading) / build and test (ubuntu-24.04)
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.
Windows (free-threading) / Build and test (x64): Objects/mimalloc/alloc.c#L629
'atomic_fetch_add' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows / Build and test (x64): Objects/mimalloc/alloc.c#L629
'atomic_fetch_add' undefined; assuming extern returning int [D:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
macOS / build and test (macos-14)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-14)
tcl-tk@8 8.6.17 is already installed and up-to-date. To reinstall 8.6.17, run: brew reinstall tcl-tk@8
macOS / build and test (macos-14)
gdbm 1.26 is already installed and up-to-date. To reinstall 1.26, run: brew reinstall gdbm
macOS / build and test (macos-14)
xz 5.8.2 is already installed and up-to-date. To reinstall 5.8.2, run: brew reinstall xz
macOS / build and test (macos-14)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
Windows / Build and test (arm64): Objects/mimalloc/alloc.c#L629
'atomic_fetch_add' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
Windows (free-threading) / Build and test (arm64): Objects/mimalloc/alloc.c#L629
'atomic_fetch_add' undefined; assuming extern returning int [C:\a\cpython\cpython\PCbuild\_freeze_module.vcxproj]
macOS / build and test (macos-15-intel)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-15-intel)
tcl-tk@8 8.6.17 is already installed and up-to-date. To reinstall 8.6.17, run: brew reinstall tcl-tk@8
macOS / build and test (macos-15-intel)
gdbm 1.26 is already installed and up-to-date. To reinstall 1.26, run: brew reinstall gdbm
macOS / build and test (macos-15-intel)
xz 5.8.2 is already installed and up-to-date. To reinstall 5.8.2, run: brew reinstall xz
macOS / build and test (macos-15-intel)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
macOS (free-threading) / build and test (macos-14)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS (free-threading) / build and test (macos-14)
tcl-tk@8 8.6.17 is already installed and up-to-date. To reinstall 8.6.17, run: brew reinstall tcl-tk@8
macOS (free-threading) / build and test (macos-14)
gdbm 1.26 is already installed and up-to-date. To reinstall 1.26, run: brew reinstall gdbm
macOS (free-threading) / build and test (macos-14)
xz 5.8.2 is already installed and up-to-date. To reinstall 5.8.2, run: brew reinstall xz
macOS (free-threading) / build and test (macos-14)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
388 Bytes
sha256:8817fc38f4ec07c3e9e52e97566c36695a3c860872f363b2115b36b722da36dd