diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 0cb9817754..5c9d35ac0a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -225,6 +225,14 @@ jobs:
         sudo chmod +x /usr/bin/crun
         echo "New crun version: "$(crun --version)
 
+    - name: Reduce ASLR entropy
+      if:   matrix.sanitizers != ''
+      # Asan in llvm 14 provided in ubuntu-22.04 is incompatible with
+      # high-entropy ASLR configured in much newer kernels that GitHub
+      # runners are using leading to random crashes:
+      #   https://github.com/actions/runner-images/issues/9491
+      run: sudo sysctl -w vm.mmap_rnd_bits=28
+
     - name: load image
       run: |
         sudo podman load -i /tmp/image.tar