ci: Workaround GitHub actions image issues

See actions/runner-images#9524
managarm · Mar 18, 2024 · aaa988f · aaa988f
1 parent 3e6d188
commit aaa988f
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diff --git a/.github/workflows/abidiff.yml b/.github/workflows/abidiff.yml
@@ -18,6 +18,11 @@ jobs:
       run:
         shell: bash
     steps:
+      - 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: Install prerequisites
         run: |
           apt-get update

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -13,6 +13,11 @@ jobs:
         container:
           image: ghcr.io/managarm/mlibc-crossers:latest
         steps:
+          - 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: Install prerequisites
             run: |
                 apt-get update
@@ -58,6 +63,11 @@ jobs:
         container:
           image: ghcr.io/managarm/mlibc-crossers:latest
         steps:
+          - 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: Install prerequisites
             run: |
                 apt-get update