{
 "finding_id": "DF-2456",
 "verdict": "reproduced",
 "impact": "none",
 "reproduce": {
  "build": "see build.sh (dfhw.ko verbatim fd)",
  "run": "sysctl \"kern.dfhwgo=fd_form 255\" (control: fd_form 36)",
  "expected": "Production fdcpio moved 1020 bytes for FD_FORMAT with nsecs=255 (b_bcount = 4*255 computed at fdformat:2272 with no clamp to FD_MAX_NSEC=36): the first 144 bytes are the legal idfields region; the rem"
 },
 "kernel_refs": [
  "sys/dev/disk/fd/fd.c:2272",
  "sys/dev/disk/fd/fd.c:1905",
  "sys/platform/pc64/include/ioctl_fd.h:58"
 ],
 "artifacts": [
  "README.md",
  "VERDICT.md",
  "build.sh",
  "dfhw.c",
  "env.txt",
  "fix.diff",
  "manifest.json",
  "run.log",
  "run.sh",
  "verdict.json"
 ]
}