fix(ci): fixed recent asan-related CI issues.

See actions/runner-images#9524 (comment) for the fix. Signed-off-by: Federico Di Pierro <[email protected]>
falcosecurity · Mar 22, 2024 · 3f94c86 · 3f94c86
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commit 3f94c86
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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -282,6 +282,12 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
         with:
           fetch-depth: 0
+
+      - 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 deps ⛓️
         run: |

diff --git a/.github/workflows/e2e_ci.yml b/.github/workflows/e2e_ci.yml
@@ -27,6 +27,12 @@ jobs:
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
         with:
           fetch-depth: 0
+
+      - 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 deps ⛓️
         run: |