⬢ DragonFlyBSD Kernel Audit
DF-4314 / manifest.json
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{
  "finding_id": "DF-4314",
  "verdict": "not_reproduced",
  "impact": "none",
  "confidence": "likely",
  "reproduce": {
    "build": "vm.sh run_root 'cc -O2 -I/usr/src/sys/dev/drm/include -o /tmp/trigger /tmp/trigger.c'",
    "run": "vm.sh run_root '/tmp/trigger /dev/dri/card0'",
    "expected": "On Gen2-Gen5 i915 HW with overlay: kernel panic in intel_overlay_off_tail (NULL crtc deref) or GEM_BUG_ON in intel_overlay_submit_request, when a GPU reset lands while an overlay-off is in flight. On this guest: exit 2, open() ENOENT (no DRM device exists)."
  },
  "kernel_refs": [
    "sys/dev/drm/i915/intel_overlay.c:364",
    "sys/dev/drm/i915/intel_overlay.c:373",
    "sys/dev/drm/i915/intel_overlay.c:220",
    "sys/dev/drm/i915/intel_overlay.c:417",
    "sys/dev/drm/i915/intel_overlay.c:419",
    "sys/dev/drm/i915/intel_overlay.c:477",
    "sys/dev/drm/i915/intel_overlay.c:484",
    "sys/dev/drm/i915/intel_overlay.c:488",
    "sys/dev/drm/i915/i915_drv.c:2356",
    "sys/dev/drm/i915/i915_request.c:1250",
    "sys/dev/drm/i915/i915_request.h:719",
    "sys/dev/drm/i915/intel_display.c:5228"
  ],
  "artifacts": [
    "trigger.c", "build.sh", "run.sh", "build.log", "run.log", "env.txt",
    "fix.diff", "README.md", "VERDICT.md", "manifest.json", "verdict.json"
  ]
}