Add diagnostic info to job

Signed-off-by: Simon Davies <[email protected]>

Author: simongdavies

.github/workflows/dep_rust.yml

@@ -156,3 +156,33 @@ jobs:
         run: |
           just bench-ci main ${{ matrix.config }} ${{ matrix.hypervisor == 'mshv3' && 'mshv3' || ''}}
         if: ${{ matrix.config == 'release' }}
+
+      # Diagnostic information on job failure
+      - name: Diagnose hypervisor access on failure
+        if: failure()
+        run: |
+          echo "=== Diagnostic Information ==="
+          echo "Current user:"
+          whoami
+          echo ""
+          echo "User groups:"
+          groups
+          echo ""
+          echo "User ID details:"
+          id
+          echo ""
+          echo "KVM device details:"
+          if [ -e /dev/kvm ]; then
+            ls -la /dev/kvm
+            echo "KVM device exists and permissions shown above"
+          else
+            echo "❌ /dev/kvm device does not exist"
+          fi
+          echo ""
+          echo "MSHV device details:"
+          if [ -e /dev/mshv ]; then
+            ls -la /dev/mshv
+            echo "MSHV device exists and permissions shown above"
+          else
+            echo "❌ /dev/mshv device does not exist"
+          fi