Add fix to kernel mmap rnd bit to github action script (#168)

* test

* github action workaround

* Revert temp change

.github/workflows/cmake.yml

@@ -26,6 +26,12 @@ jobs:
     steps:
     - uses: actions/checkout@v2
 
+    - name: Fix kernel mmap rnd bits
+      # Asan in llvm 14 provided in ubuntu 22.04 is incompatible with
+      # high-entropy ASLR in much newer kernels that GitHub runners are
+      # using leading to random crashes: https://reviews.llvm.org/D148280
+      run: sudo sysctl vm.mmap_rnd_bits=28
+
     - name: Dependency Install
       shell: bash
       # Some projects don't allow in-source building, so create a separate build directory
@@ -34,6 +40,6 @@ jobs:
 
     - name: Build and Test
       shell: bash
-      # Execute tests defined by the CMake configuration.  
+      # Execute tests defined by the CMake configuration.
       # See https://cmake.org/cmake/help/latest/manual/ctest.1.html for more detail
       run: ./github_action_build.sh