run-vmtest: Fixes in selftests/sched_ext runner trigger

Assisted-by: Claude:claude-opus-4-7
Signed-off-by: Ihor Solodrai <ihor.solodrai@linux.dev>

Author: theihor

.github/workflows/test.yml

@@ -28,7 +28,7 @@ jobs:
             - {"test": "test_progs_no_alu32", "continue_on_error": false, "timeout_minutes": 360}
             - {"test": "test_verifier", "continue_on_error": false, "timeout_minutes": 360}
             - {"test": "test_maps", "continue_on_error": false, "timeout_minutes": 360}
-            # - {"test": "sched_ext", "continue_on_error": false, "timeout_minutes": 360}
+            - {"test": "sched_ext", "continue_on_error": false, "timeout_minutes": 360}
             # - {"test": "test_progs-bpf_gcc", "continue_on_error": false, "timeout_minutes": 360}
       fail-fast: false
 

run-vmtest/run-scx-selftests.sh

@@ -10,13 +10,18 @@ cd "${SELFTESTS_DIR}"
 echo "Executing selftests/sched_ext/runner"
 echo "runner output is being written to runner.log"
 
-./runner "$@" 2>&1 > runner.log & wait
+./runner > runner.log 2>&1 || true
 
 echo "runner finished, check results"
 echo "[...]"
 tail -n 16 runner.log
 
-failed=$(tail -n 16 runner.log | grep "FAILED" | awk '{print $2}')
+failed=$(tail -n 16 runner.log | grep "^FAILED:" | awk '{print $2}' || echo "")
+
+if [ -z "$failed" ]; then
+    echo "ERROR: Could not parse runner output, assuming failure"
+    failed=1
+fi
 
 if [ "$failed" -gt 0 ]; then
     echo "Tests failed, dumping full runners log and dmesg"