From 53bd369be760aaeb5e28cb965e9edcfb3f232d92 Mon Sep 17 00:00:00 2001
From: Daniel Lange <DLange@git.local>
Date: Thu, 14 Mar 2024 18:51:56 +0100
Subject: [PATCH] Workaround for ASAN-induced segfaults in Github Ubuntu runner
 images

---
 .github/workflows/ci.yml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7d2334631..548f56d91 100755
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -156,6 +156,11 @@ jobs:
       HTOPRC: .github/workflows/htoprc
     steps:
     - uses: actions/checkout@v4
+    - name: Fix kernel mmap rnd bits
+      # High entropy setting in GH runner images >= 20240310.1.0
+      # causes ASAN random segfaults
+      # https://github.com/actions/runner-images/issues/9491
+      run: sudo sysctl vm.mmap_rnd_bits=28
     - name: install clang repo
       run: |
         wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key 2>/dev/null | sudo apt-key add -