diff --git a/.github/actions/vmtest/action.yml b/.github/actions/vmtest/action.yml
index e85c7d0..8536f04 100644
--- a/.github/actions/vmtest/action.yml
+++ b/.github/actions/vmtest/action.yml
@@ -85,6 +85,9 @@ runs:
         image-output: '/tmp/root.img'
     # 5. run selftest in QEMU
     - name: Run selftests
+      env:
+        KERNEL: ${{ inputs.kernel }}
+        REPO_ROOT: ${{ github.workspace }}
       uses: libbpf/ci/run-qemu@master
       with:
         arch: ${{ inputs.arch }}