gh-144475: Fix a heap buffer overflow in partial_repr

.github/CODEOWNERS

@@ -63,9 +63,10 @@
 .azure-pipelines/             @AA-Turner
 
 # GitHub & related scripts
-.github/                               @ezio-melotti @hugovk @AA-Turner @webknjaz
-Tools/build/compute-changes.py         @AA-Turner @hugovk @webknjaz
-Tools/build/verify_ensurepip_wheels.py @AA-Turner @pfmoore @pradyunsg
+.github/                                    @ezio-melotti @hugovk @AA-Turner @webknjaz
+Tools/build/compute-changes.py              @AA-Turner @hugovk @webknjaz
+Lib/test/test_tools/test_compute_changes.py @AA-Turner @hugovk @webknjaz
+Tools/build/verify_ensurepip_wheels.py      @AA-Turner @pfmoore @pradyunsg
 
 # Pre-commit
 .pre-commit-config.yaml       @hugovk
@@ -110,6 +111,7 @@ Doc/tools/                    @AA-Turner @hugovk
 .readthedocs.yml              @AA-Turner
 
 # Sections
+Doc/c-api/                    @ZeroIntensity
 Doc/reference/                @willingc @AA-Turner
 Doc/whatsnew/                 @AA-Turner
 
@@ -287,11 +289,17 @@ Programs/_bootstrap_python.c  @ericsnowcurrently
 Programs/python.c             @ericsnowcurrently
 
 # JIT
+.github/workflows/jit.yml     @savannahostrowski
 Include/internal/pycore_jit.h @brandtbucher @savannahostrowski @diegorusso
 Python/jit.c                  @brandtbucher @savannahostrowski @diegorusso
 Tools/jit/                    @brandtbucher @savannahostrowski @diegorusso
 InternalDocs/jit.md           @brandtbucher @savannahostrowski @diegorusso @AA-Turner
 
+# Lazy imports (PEP 810)
+Objects/lazyimportobject.c                  @yhg1s @DinoV @pablogsal
+Include/internal/pycore_lazyimportobject.h  @yhg1s @DinoV @pablogsal
+Lib/test/test_lazy_import                   @yhg1s @DinoV @pablogsal
+
 # Micro-op / μop / Tier 2 Optimiser
 Python/optimizer.c            @markshannon @Fidget-Spinner
 Python/optimizer_analysis.c   @markshannon @tomasr8 @Fidget-Spinner @savannahostrowski
@@ -417,18 +425,19 @@ Lib/dataclasses.py            @ericvsmith
 Lib/test/test_dataclasses/    @ericvsmith
 
 # Dates and times
-Doc/**/*time.rst                 @pganssle @abalkin
-Doc/library/zoneinfo.rst         @pganssle
-Include/datetime.h               @pganssle @abalkin
-Include/internal/pycore_time.h   @pganssle @abalkin
-Lib/test/test_zoneinfo/          @pganssle
-Lib/zoneinfo/                    @pganssle
-Lib/*time.py                     @pganssle @abalkin
-Lib/test/datetimetester.py       @pganssle @abalkin
-Lib/test/test_*time.py           @pganssle @abalkin
-Modules/*zoneinfo*               @pganssle
-Modules/*time*                   @pganssle @abalkin
-Python/pytime.c                  @pganssle @abalkin
+Doc/**/*time.rst                 @pganssle @abalkin @StanFromIreland
+Doc/library/datetime-*           @pganssle @StanFromIreland
+Doc/library/zoneinfo.rst         @pganssle @StanFromIreland
+Include/datetime.h               @pganssle @abalkin @StanFromIreland
+Include/internal/pycore_time.h   @pganssle @abalkin @StanFromIreland
+Lib/test/test_zoneinfo/          @pganssle @StanFromIreland
+Lib/zoneinfo/                    @pganssle @StanFromIreland
+Lib/*time.py                     @pganssle @abalkin @StanFromIreland
+Lib/test/datetimetester.py       @pganssle @abalkin @StanFromIreland
+Lib/test/test_*time.py           @pganssle @abalkin @StanFromIreland
+Modules/*zoneinfo*               @pganssle @StanFromIreland
+Modules/*time*                   @pganssle @abalkin @StanFromIreland
+Python/pytime.c                  @pganssle @abalkin @StanFromIreland
 
 # Dbm
 Doc/library/dbm.rst           @corona10 @erlend-aasland @serhiy-storchaka
@@ -467,8 +476,9 @@ Lib/test/test_functools.py    @rhettinger
 Modules/_functoolsmodule.c    @rhettinger
 
 # Garbage collector
-Modules/gcmodule.c            @pablogsal
-Doc/library/gc.rst            @pablogsal
+Modules/gcmodule.c                @pablogsal
+Doc/library/gc.rst                @pablogsal
+InternalDocs/garbage_collector.md @pablogsal
 
 # Gettext
 Doc/library/gettext.rst       @tomasr8

.github/ISSUE_TEMPLATE/documentation.yml

@@ -8,8 +8,9 @@ body:
         > [!NOTE]
         > Trivial changes (for example typos) don’t require an issue before opening a PR.
   - type: textarea
+    id: description
     attributes:
       label: "Documentation"
-      description: "A clear and concise description of the issue."
+      description: "A clear and concise description of the issue. Include a link to the page."
     validations:
       required: true

.github/workflows/build.yml

@@ -242,11 +242,18 @@ jobs:
         # BOLT currently crashes during instrumentation on aarch64
         - os: ubuntu-24.04-arm
           bolt: true
+        include:
+        # Enable CPU-intensive tests on ARM (default build only)
+        - os: ubuntu-24.04-arm
+          bolt: false
+          free-threading: false
+          test-opts: '-u cpu'
     uses: ./.github/workflows/reusable-ubuntu.yml
     with:
       bolt-optimizations: ${{ matrix.bolt }}
       free-threading: ${{ matrix.free-threading }}
       os: ${{ matrix.os }}
+      test-opts: ${{ matrix.test-opts || '' }}
 
   build-ubuntu-ssltests-openssl:
     name: 'Ubuntu SSL tests with OpenSSL'
@@ -261,7 +268,7 @@ jobs:
         # Keep 1.1.1w in our list despite it being upstream EOL and otherwise
         # unsupported as it most resembles other 1.1.1-work-a-like ssl APIs
         # supported by important vendors such as AWS-LC.
-        openssl_ver: [1.1.1w, 3.0.18, 3.3.5, 3.4.3, 3.5.4, 3.6.0]
+        openssl_ver: [1.1.1w, 3.0.19, 3.3.6, 3.4.4, 3.5.5, 3.6.1]
         # See Tools/ssl/make_ssl_data.py for notes on adding a new version
     env:
       OPENSSL_VER: ${{ matrix.openssl_ver }}
@@ -428,7 +435,7 @@ jobs:
     needs: build-context
     if: needs.build-context.outputs.run-ubuntu == 'true'
     env:
-      OPENSSL_VER: 3.0.18
+      OPENSSL_VER: 3.5.5
       PYTHONSTRICTEXTENSIONBUILD: 1
     steps:
     - uses: actions/checkout@v6
@@ -539,7 +546,7 @@ jobs:
       matrix:
         os: [ubuntu-24.04]
     env:
-      OPENSSL_VER: 3.0.18
+      OPENSSL_VER: 3.5.5
       PYTHONSTRICTEXTENSIONBUILD: 1
       ASAN_OPTIONS: detect_leaks=0:allocator_may_return_null=1:handle_segv=0
     steps:
@@ -574,7 +581,7 @@ jobs:
       run: |
         echo "PATH=/usr/lib/ccache:$PATH" >> "$GITHUB_ENV"
     - name: Configure CPython
-      run: ./configure --config-cache --with-address-sanitizer --without-pymalloc
+      run: ./configure --config-cache --with-address-sanitizer --without-pymalloc --with-openssl="$OPENSSL_DIR"
     - name: Build CPython
       run: make -j4
     - name: Display build info