[CI] Extend Arm CPU kernel shard timeout (#56601)

Signed-off-by: Kevin Luu <51931015+khluu@users.noreply.github.com> Co-authored-by: Sherlock <sherlock@openai.com>

Kevin H. Luu committed Sep 15, 2026 at 01:00 UTC 2e2fdaa99a512b58e6fa3b9fd24a07f7699d694c
1 file changed +3 -1
.buildkite/scripts/hardware_ci/run-cpu-test-arm.sh
+3 -1
@@ -112,7 +112,9 @@ print_packages
112 export CONTAINER_NAME
113 export -f kernel_tests model_tests serving_tests
114 case "$SHARD_ID" in
115 - 0) timeout 30m bash -c kernel_tests ;;
115 + # The kernel shard contains several large parametrized suites and can exceed
116 + # 30 minutes on otherwise healthy Arm runners.
117 + 0) timeout 60m bash -c kernel_tests ;;
118 1) timeout 30m bash -c model_tests ;;
119 2) timeout 30m bash -c serving_tests ;;
120 esac