Fix asan build issue (#2108)

Seems the image itself has a bug:
actions/runner-images#9491.

Apply this patch from
https://github.com/actions/runner-images/issues/9491\#issuecomment-1989718917
to fix the issue while we wait for a new version of the image to roll
out.

Fixes #2106

.github/workflows/buildAndTestCMake.yml

@@ -74,6 +74,13 @@ jobs:
           CMAKE_BUILD_TYPE: Release
           MLIR_ENABLE_BINDINGS_PYTHON: ON
 
+    - 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
+      # TODO: remove this once https://github.com/actions/runner-images/issues/9491 is fixed
+      run: sudo sysctl vm.mmap_rnd_bits=28
+
     - name: Build and Test StableHLO (with AddressSanitizer)
       shell: bash
       run: |
@@ -89,4 +96,4 @@ jobs:
         ./build_tools/github_actions/ci_build_cmake.sh "$LLVM_BUILD_DIR" "$STABLEHLO_BUILD_DIR"
       env:
           CMAKE_BUILD_TYPE: Release
-          STABLEHLO_ENABLE_BINDINGS_PYTHON: ON
+          STABLEHLO_ENABLE_BINDINGS_PYTHON: ON