apacheGH-40558: [C++][CI] Fix TSAN crashes

pitrou · Mar 14, 2024 · da0da8a · da0da8a
1 parent eecd779
commit da0da8a
Show file tree

Hide file tree

Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/.github/workflows/cpp.yml b/.github/workflows/cpp.yml
@@ -145,6 +145,8 @@ jobs:
           ARCHERY_DOCKER_USER: ${{ secrets.DOCKERHUB_USER }}
           ARCHERY_DOCKER_PASSWORD: ${{ secrets.DOCKERHUB_TOKEN }}
         run: |
+          # GH-40558: reduce ASLR to avoid ASAN crashing
+          sudo sysctl -w vm.mmap_rnd_bits=28
           sudo sysctl -w kernel.core_pattern="core.%e.%p"
           ulimit -c unlimited
           archery docker run ${{ matrix.image }}

diff --git a/dev/tasks/docker-tests/github.linux.yml b/dev/tasks/docker-tests/github.linux.yml
@@ -35,6 +35,8 @@ jobs:
         env:
         {{ macros.github_set_sccache_envvars()|indent(8) }}
         run: |
+          # GH-40558: reduce ASLR to avoid TSAN crashing
+          sudo sysctl -w vm.mmap_rnd_bits=28
           archery docker run \
             -e SETUPTOOLS_SCM_PRETEND_VERSION="{{ arrow.no_rc_version }}" \
             {{ flags|default("") }} \