diff --git a/.github/workflows/pr-ci.yaml b/.github/workflows/pr-ci.yaml
index a855bf23fff..088342c8c22 100644
--- a/.github/workflows/pr-ci.yaml
+++ b/.github/workflows/pr-ci.yaml
@@ -42,3 +42,7 @@ jobs:
         run: mvn -version
       - name: Build with Maven
         run: mvn -B verify --file pom.xml
+      - name: debug data for env failure  (tmp step)
+        if: ${{ failure() && ! contains(matrix.os, 'windows') }}
+        shell: bash
+        run: cat /etc/hosts;  ifconfig -a;