[llvm] [Github] Fix LLVM Project Tests Workflow on Linux (PR #122221)

[Aiden Grossman via llvm-commits]

https://github.com/boomanaiden154 updated https://github.com/llvm/llvm-project/pull/122221

>From 34a0ad8ac0d427461ed3536da921dc7e4eb21914 Mon Sep 17 00:00:00 2001
From: Aiden Grossman <aidengrossman at google.com>
Date: Thu, 9 Jan 2025 05:54:10 +0000
Subject: [PATCH] Testing

---
 .github/workflows/libclang-python-tests.yml |  2 +-
 .github/workflows/llvm-project-tests.yml    | 10 ++++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/libclang-python-tests.yml b/.github/workflows/libclang-python-tests.yml
index 801a701724789a..d8f58c5b8d1ced 100644
--- a/.github/workflows/libclang-python-tests.yml
+++ b/.github/workflows/libclang-python-tests.yml
@@ -37,5 +37,5 @@ jobs:
       projects: clang
       # There is an issue running on "windows-2019".
       # See https://github.com/llvm/llvm-project/issues/76601#issuecomment-1873049082.
-      os_list: '["ubuntu-latest"]'
+      os_list: '["ubuntu-22.04"]'
       python_version: ${{ matrix.python-version }}
diff --git a/.github/workflows/llvm-project-tests.yml b/.github/workflows/llvm-project-tests.yml
index 95a3890c0d2dc7..4ff84c511250fb 100644
--- a/.github/workflows/llvm-project-tests.yml
+++ b/.github/workflows/llvm-project-tests.yml
@@ -39,7 +39,12 @@ on:
         type: string
         # Use windows-2019 due to:
         # https://developercommunity.visualstudio.com/t/Prev-Issue---with-__assume-isnan-/1597317
-        default: '["ubuntu-latest", "windows-2019", "macOS-13"]'
+        # Use ubuntu-22.04 rather than ubuntu-latest to match the ubuntu
+        # version in the CI container. Without this, setup-python tries
+        # to install a python version linked against a newer version of glibc.
+        # TODO(boomanaiden154): Bump the Ubuntu version once the version in the
+        # container is bumped.
+        default: '["ubuntu-22.04", "windows-2019", "macOS-13"]'
 
       python_version:
         required: false
@@ -113,7 +118,8 @@ jobs:
         run: |
           if [ "${{ runner.os }}" == "Linux" ]; then
             builddir="/mnt/build/"
-            mkdir -p $builddir
+            sudo mkdir -p $builddir
+            sudo chown gha $builddir
             extra_cmake_args="-DCMAKE_CXX_COMPILER=clang++ -DCMAKE_C_COMPILER=clang"
           else
             builddir="$(pwd)"/build