Fix ASan build

Author: iluuu1994

.github/workflows/push.yml

@@ -72,12 +72,15 @@ jobs:
             zts: true
             asan: true
     name: "LINUX_X64_${{ matrix.debug && 'DEBUG' || 'RELEASE' }}_${{ matrix.zts && 'ZTS' || 'NTS' }}${{ matrix.asan && '_ASAN' || '' }}"
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-${{ !matrix.asan && '22' || '20' }}.04
     container:
       image: ${{ matrix.asan && 'ubuntu:23.04' || null }}
     steps:
       - name: git checkout
         uses: actions/checkout@v4
+      # https://github.com/actions/runner-images/issues/9491#issuecomment-1989718917
+      - name: Fix kernel mmap rnd bits
+        run: sudo sysctl vm.mmap_rnd_bits=28
       - name: apt
         uses: ./.github/actions/apt-x64
       - name: System info