{
  "finding_id": "DF-4897",
  "verdict": "untested (inspection-certain; no error-injection facility on guest)",
  "impact": "persistent silent on-disk RAID-4/5 parity corruption from one failed component read",
  "reproduce": {
    "build": "n/a",
    "run": "n/a — requires one failed component read during a group write; md drives on guest cannot fail (verified)",
    "expected": "parity block on raw device no longer equals XOR of stripe data; recovery reads of a later failure return corrupt data with no error"
  },
  "kernel_refs": [
    "sys/dev/raid/vinum/vinuminterrupt.c:194",
    "sys/dev/raid/vinum/vinuminterrupt.c:433",
    "sys/dev/raid/vinum/vinumrequest.c:834"
  ],
  "artifacts": ["README.md", "manifest.json", "verdict.json"]
}