{
 "finding_id": "DF-4481",
 "poc_id": "DF-4481",
 "status": "untested",
 "reproduced": 0,
 "impact": "Permanent unkillable D-state I/O hang per errored raw-plex I/O plus locked-buf/pbuf leak; repeated errors exhaust the pbuf pool system-wide",
 "confidence": "certain",
 "attempts": 0,
 "guest_uname": null,
 "code_hash": null,
 "exploit_chain": [],
 "evidence": "Found during the vinumrequest.c pass-2 (cross-file: the isplex error branch lives in vinuminterrupt.c). biodone+freerq fix in finding markdown.",
 "kernel_refs": [
  "sys/dev/raid/vinum/vinuminterrupt.c:219",
  "sys/dev/raid/vinum/vinuminterrupt.c:226"
 ],
 "verdict": "not_run: md devices on guest cannot be made to fail I/O (no failure-injection facility); two-line certainty by inspection",
 "fix_status": "not_testable",
 "fix_baseline_reproduced": 0,
 "fix_patched_reproduced": 0,
 "fix_verdict": "not_testable",
 "fix_evidence": "fix in finding markdown"
}