⬢ DragonFlyBSD Kernel Audit
DF-4120 / manifest.json
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{
  "verdict": "inconclusive / none / likely",
  "impact": "none",
  "finding_id": "DF-4120",
  "file": "sys/dev/drm/radeon/cypress_dpm.c",
  "root_cause": "Arithmetic certain, field plausibility 'likely', runtime hardware-gated. cypress_populate_mclk_value's second spread-spectrum division (cypress_dpm.c:566-567) divides by clk_s*625;...",
  "reproduce": {
    "build": "n/a (hardware-gated)",
    "run": "n/a (hardware-gated)",
    "expected": "not runnable on the audit guest (no AMD evergreen GPU); source-level chain in VERDICT.md"
  },
  "kernel_refs": [
    "sys/dev/drm/radeon/cypress_dpm.c:553",
    "sys/dev/drm/radeon/cypress_dpm.c:565",
    "sys/dev/drm/radeon/cypress_dpm.c:566",
    "sys/dev/drm/radeon/cypress_dpm.c:567",
    "sys/dev/drm/radeon/radeon_atombios.c:1546"
  ],
  "artifacts": [
    "README.md",
    "VERDICT.md",
    "fix.diff",
    "env.txt",
    "manifest.json",
    "verdict.json"
  ]
}