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gh-149342: _remote_debugging: Fix binary profile corruption when sampling a (temporarily) empty stack #191291

gh-149342: _remote_debugging: Fix binary profile corruption when sampling a (temporarily) empty stack

gh-149342: _remote_debugging: Fix binary profile corruption when sampling a (temporarily) empty stack #191291

Triggered via pull request May 4, 2026 01:58
Status Cancelled
Total duration 9m 32s
Artifacts 1

build.yml

on: pull_request
Change detection  /  Create context from changed files
12s
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
Check if Autoconf files are up to date
34s
Check if Autoconf files are up to date
Check if generated files are up to date
4m 30s
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
9m 2s
iOS
Emscripten  /  build and test
8m 45s
Emscripten / build and test
WASI  /  build and test
6m 23s
WASI / build and test
Hypothesis tests on Ubuntu
8m 52s
Hypothesis tests on Ubuntu
Cross build Linux
4m 6s
Cross build Linux
Docs  /  Check EPUB
Docs / Check EPUB
Docs  /  Doctest
Docs / Doctest
Docs  /  Docs
Docs / Docs
Matrix: build-android
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74 errors and 19 warnings
CIFuzz / cpython3 (memory)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
CIFuzz / cpython3 (memory)
The operation was canceled.
CIFuzz / cpython3 (address)
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CIFuzz / cpython3 (address)
Path does not exist: cifuzz-sarif/results.sarif
CIFuzz / cpython3 (address)
The operation was canceled.
Windows / Build and test (Win32, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows / Build and test (Win32, switch-case)
The operation was canceled.
CIFuzz / cpython3 (undefined)
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CIFuzz / cpython3 (undefined)
The operation was canceled.
Windows (free-threading) / Build and test (x64, tail-call)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows (free-threading) / Build and test (x64, tail-call)
The operation was canceled.
Windows / Build and test (x64, tail-call)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows / Build and test (x64, tail-call)
The operation was canceled.
Windows / Build and test (x64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows / Build and test (x64, switch-case)
The operation was canceled.
Windows (free-threading) / Build and test (x64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows (free-threading) / Build and test (x64, switch-case)
The operation was canceled.
Windows / Build and test (arm64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows / Build and test (arm64, switch-case)
The operation was canceled.
Ubuntu / build and test (ubuntu-24.04-arm)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Ubuntu / build and test (ubuntu-24.04-arm)
The operation was canceled.
Android (x86_64)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Android (x86_64)
The operation was canceled.
Hypothesis tests on Ubuntu
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Hypothesis tests on Ubuntu
The operation was canceled.
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)
The operation was canceled.
Windows (free-threading) / Build and test (arm64, switch-case)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Windows (free-threading) / Build and test (arm64, switch-case)
The operation was canceled.
Sanitizers / TSan
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Sanitizers / TSan
The operation was canceled.
Emscripten / build and test
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Emscripten / build and test
The operation was canceled.
Address sanitizer (ubuntu-24.04)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Address sanitizer (ubuntu-24.04)
The operation was canceled.
Ubuntu (bolt) / build and test (ubuntu-24.04)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Ubuntu (bolt) / build and test (ubuntu-24.04)
The operation was canceled.
Ubuntu / build and test (ubuntu-24.04)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Ubuntu / build and test (ubuntu-24.04)
The operation was canceled.
Sanitizers / UBSan
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Sanitizers / UBSan
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Ubuntu (free-threading) / build and test (ubuntu-24.04)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Ubuntu (free-threading) / build and test (ubuntu-24.04)
The operation was canceled.
Sanitizers / TSan (free-threading)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Sanitizers / TSan (free-threading)
The operation was canceled.
macOS (free-threading) / build and test (macos-26)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
macOS (free-threading) / build and test (macos-26)
The operation was canceled.
iOS
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
iOS
The operation was canceled.
macOS / build and test (macos-15-intel)
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
macOS / build and test (macos-15-intel)
The operation was canceled.
All required checks pass
Process completed with exit code 1.
Tests
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Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
Tests
Canceling since a higher priority waiting request for Tests-maurycy-remote-debugger-empty-stack-exc exists
macOS / build and test (macos-26)
Already linked: /opt/homebrew/Cellar/tcl-tk/9.0.3
macOS / build and test (macos-26)
openssl@3.5 was installed but not linked because openssl@3 and openssl@3 are already linked. To link this version, run: brew link openssl@3.5
macOS / build and test (macos-26)
`$HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK` is set: not checking for outdated dependents or dependents with broken linkage!
macOS / build and test (macos-26)
gdbm 1.26 is already installed and up-to-date. To reinstall 1.26, run: brew reinstall gdbm
macOS / build and test (macos-26)
xz 5.8.3 is already installed and up-to-date. To reinstall 5.8.3, run: brew reinstall xz
macOS / build and test (macos-26)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
Hypothesis tests on Ubuntu
No files were found with the provided path: /home/runner/work/cpython/cpython-builddir/.hypothesis/examples/. No artifacts will be uploaded.
macOS (free-threading) / build and test (macos-26)
Already linked: /opt/homebrew/Cellar/tcl-tk/9.0.3
macOS (free-threading) / build and test (macos-26)
openssl@3.5 was installed but not linked because openssl@3 and openssl@3 are already linked. To link this version, run: brew link openssl@3.5
macOS (free-threading) / build and test (macos-26)
`$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)
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-26)
xz 5.8.3 is already installed and up-to-date. To reinstall 5.8.3, run: brew reinstall xz
macOS (free-threading) / build and test (macos-26)
pkgconf 2.5.1 is already installed and up-to-date. To reinstall 2.5.1, run: brew reinstall pkgconf
macOS / build and test (macos-15-intel)
Already linked: /usr/local/Cellar/tcl-tk/9.0.3
macOS / build and test (macos-15-intel)
openssl@3.5 was installed but not linked because openssl@3 and openssl@3 are already linked. To link this version, run: brew link openssl@3.5
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)
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 5.8.3 is already installed and up-to-date. To reinstall 5.8.3, 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

Artifacts

Produced during runtime
Name Size Digest
UBSan-logs-default
364 Bytes
sha256:75079db12cf89d2f8a54f597e3ff22b834b33a463949b9f825354e290a11b371