⬢ DragonFlyBSD Kernel Audit
DF-4553 / manifest.json
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{
  "finding_id": "DF-4553",
  "title": "snd_vibes: sv_suspend() aborts the playback channel with the record trigger (copy-paste) — playback DMA engine left enabled across suspend",
  "verdict": "not_reproduced",
  "impact": "none",
  "reproduce": {
    "build": "no build (kernel driver state machine)",
    "run": "on SonicVibes hardware: cat /dev/dsp0 < /dev/zero & ; acpiconf -z",
    "expected": "bug: SV_PLAY_ENABLE stays set at suspend (playback DMA keeps mastering the bus); fix: playback engine disabled via svpchan_trigger"
  },
  "kernel_refs": [
    "sys/dev/sound/pci/vibes.c:653",
    "sys/dev/sound/pci/vibes.c:345",
    "sys/dev/sound/pci/vibes.c:644",
    "sys/dev/sound/pci/vibes.c:682"
  ],
  "artifacts": [
    "README.md", "VERDICT.md", "run.sh", "env.txt", "fix.diff", "manifest.json", "verdict.json"
  ]
}