⬢ DragonFlyBSD Kernel Audit
DF-5127 / verdict.json
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{
  "finding_id": "DF-5127",
  "status": "untested",
  "verdict": "untested (Low/hardening; needs forced page exhaustion during a call_rcu burst)",
  "reproduced": false,
  "impact": "latent crit-section rule violation under memory pressure",
  "confidence": "likely",
  "exploit_chain": "",
  "evidence": "source trace: kern_slaballoc.c:1786-1793 M_WAITOK blocking inside crit from :174/:199",
  "kernel_refs": [
    "sys/dev/drm/linux_rcu.c:139",
    "sys/dev/drm/linux_rcu.c:174",
    "sys/dev/drm/linux_rcu.c:199"
  ],
  "poc_changes": "",
  "attempts": 0,
  "guest_uname": "DragonFly dfbsd 6.5-DEVELOPMENT #0: Thu Jul 2 06:02:54 UTC 2026 root@dfbsd:/usr/obj/usr/src/sys/X86_64_GENERIC x86_64",
  "runtime_sec": 0,
  "guest_dirty": 0,
  "build_cmd": "n/a",
  "run_cmd": "n/a",
  "code_hash": "",
  "notes": "Low; Phase V skipped per contract",
  "recommended_fix": "GFP_NOWAIT inside crit or restructure rcu_expand outside crit_enter",
  "fix_status": "not_testable",
  "fix_baseline_reproduced": 0,
  "fix_patched_reproduced": 0,
  "fix_verdict": "",
  "fix_evidence": ""
}