{
  "verdict": "reproduced",
  "impact": "panic",
  "reproduce": {
    "build": "cd /root/poc && make -f Makefile.20 && make -f Makefile.20f   (see build.sh)",
    "run": "kldload /root/poc/df5520.ko; kldunload df5520; kldload /root/poc/df5520f.ko  (see run.sh)",
    "expected": "silent run (0x800): 0x800 bytes copied out of the 64-byte bounce into the module buffer, guest alive. fatal run (0x11000/0x20000): Fatal trap 12 supervisor READ in memmove from isa_dmadone at the mapped low-arena edge 0xffffffff82604000, guest at db>"
  },
  "kernel_refs": [
    "sys/bus/isa/x86_64/isa_dma.c:170-178",
    "sys/bus/isa/x86_64/isa_dma.c:241-244",
    "sys/bus/isa/x86_64/isa_dma.c:333-359",
    "sys/dev/disk/fd/fd.c:1844-1864",
    "sys/dev/misc/ppc/ppc.c:1594-1608",
    "sys/dev/misc/ppc/ppc.c:1697-1727"
  ],
  "artifacts": [
    "df5520.c", "Makefile.5520", "build.sh", "run.sh",
    "run.log", "run.2.log", "panic.txt", "leak_sample.txt", "env.txt",
    "fix.diff", "fix_run.log", "VERDICT.md", "README.md", "manifest.json", "verdict.json"
  ]
}