Added CI job with TSAN and free-threading #13
Workflow file for this run
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| name: CI - Free-threading and Thread Sanitizer (nightly) | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.ref }} | |
| cancel-in-progress: true | |
| on: | |
| schedule: | |
| - cron: "0 12 * * *" # Daily at 12:00 UTC | |
| workflow_dispatch: # allows triggering the workflow run manually | |
| pull_request: # Automatically trigger on pull requests affecting this file | |
| # branches: | |
| # - main | |
| paths: | |
| - '**/workflows/tsan.yaml' | |
| jobs: | |
| tsan: | |
| runs-on: linux-x86-n2-64 | |
| container: | |
| image: index.docker.io/library/ubuntu@sha256:b359f1067efa76f37863778f7b6d0e8d911e3ee8efa807ad01fbf5dc1ef9006b # ratchet:ubuntu:24.04 | |
| strategy: | |
| fail-fast: false | |
| defaults: | |
| run: | |
| shell: bash -l {0} | |
| steps: | |
| # Install git before actions/checkout as otherwise it will download the code with the GitHub | |
| # REST API and therefore any subsequent git commands will fail. | |
| - name: Install clang 18 | |
| env: | |
| DEBIAN_FRONTEND: noninteractive | |
| run: | | |
| apt update | |
| apt install -y clang-18 libstdc++-14-dev build-essential libssl-dev \ | |
| zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev curl git \ | |
| libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev \ | |
| libffi-dev liblzma-dev | |
| - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| with: | |
| path: jax | |
| - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2 | |
| with: | |
| repository: python/cpython | |
| path: cpython | |
| ref: v3.13.1 | |
| - name: Build CPython with TSAN enabled | |
| run: | | |
| cd cpython | |
| mkdir ${GITHUB_WORKSPACE}/cpython-tsan | |
| CC=clang-18 CXX=clang++-18 ./configure --prefix ${GITHUB_WORKSPACE}/cpython-tsan --disable-gil --with-thread-sanitizer | |
| make -j64 | |
| make install | |
| # Check whether free-threading mode is enabled | |
| PYTHON_GIL=0 ${GITHUB_WORKSPACE}/cpython-tsan/bin/python3 -c "import sys; assert not sys._is_gil_enabled()" | |
| ${GITHUB_WORKSPACE}/cpython-tsan/bin/python3 -m venv ${GITHUB_WORKSPACE}/venv | |
| # Create archive to be used with bazel as hermetic python: | |
| cd ${GITHUB_WORKSPACE} && tar -czpf python-tsan.tgz cpython-tsan | |
| - name: Build and install JAX | |
| run: | | |
| source ${GITHUB_WORKSPACE}/venv/bin/activate | |
| cd jax | |
| export PYTHON_SHA256=($(sha256sum ${GITHUB_WORKSPACE}/python-tsan.tgz)) | |
| echo "Python sha256: ${PYTHON_SHA256}" | |
| python build/build.py build --wheels=jaxlib \ | |
| --bazel_options=--repo_env=HERMETIC_PYTHON_VERSION=3.13-ft \ | |
| --bazel_options=--repo_env=HERMETIC_PYTHON_URL="file://${GITHUB_WORKSPACE}/python-tsan.tgz" \ | |
| --bazel_options=--repo_env=HERMETIC_PYTHON_SHA256=${PYTHON_SHA256} \ | |
| --bazel_options=--repo_env=HERMETIC_PYTHON_PREFIX="cpython-tsan/" \ | |
| --bazel_options=--color=yes \ | |
| --bazel_options=--copt=-fsanitize=thread \ | |
| --bazel_options=--linkopt="-fsanitize=thread" \ | |
| --bazel_options=--@rules_python//python/config_settings:py_freethreaded="yes" \ | |
| --clang_path=/usr/bin/clang-18 | |
| - name: Run tests | |
| timeout-minutes: 30 | |
| env: | |
| JAX_NUM_GENERATED_CASES: 1 | |
| JAX_ENABLE_X64: true | |
| JAX_SKIP_SLOW_TESTS: true | |
| PY_COLORS: 1 | |
| run: | | |
| cd jax | |
| echo "JAX_NUM_GENERATED_CASES=$JAX_NUM_GENERATED_CASES" | |
| echo "JAX_ENABLE_X64=$JAX_ENABLE_X64" | |
| echo "JAX_SKIP_SLOW_TESTS=$JAX_SKIP_SLOW_TESTS" | |
| # As we do not have yet free-threading support | |
| # there will be the following warning: | |
| # RuntimeWarning: The global interpreter lock (GIL) has been enabled to load module 'jaxlib.utils', | |
| # which has not declared that it can run safely without the GIL. | |
| # To avoid that we temporarily define PYTHON_GIL | |
| export PYTHON_GIL=0 | |
| # Set symlink to the bazel executable | |
| bazel_exec=($(ls bazel-*)) | |
| ln -s ${bazel_exec} bazel | |
| ./bazel test \ | |
| --repo_env=HERMETIC_PYTHON_VERSION=3.13-ft \ | |
| --repo_env=JAX_NUM_GENERATED_CASES=$JAX_NUM_GENERATED_CASES \ | |
| --repo_env=JAX_ENABLE_X64=$JAX_ENABLE_X64 \ | |
| --repo_env=JAX_SKIP_SLOW_TESTS=$JAX_SKIP_SLOW_TESTS \ | |
| --repo_env=PYTHON_GIL=$PYTHON_GIL \ | |
| --repo_env=TSAN_OPTIONS="halt_on_error=1" \ | |
| --//jax:build_jaxlib=false \ | |
| --nocache_test_results \ | |
| --test_output=all \ | |
| //tests:cpu_tests |