extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
  if (size != 2 /* syscall number */ + 8 /* syscall args */ * sizeof(uint64_t) /* syscall arg size */)
     return 0;

  uint16_t syscall_number;
  memcpy(&syscall_number, Data, 2);

  Data += 2;
  Size -= 2;

  uint64_t args[8];
  memcpy(&args[0], Data, 8 * sizeof(uint64_t));

  __syscall(args[0]. args[1], args[2], args[3], args[4], args[5], args[6], args[7]);

  return 0;  // Non-zero return values are reserved for future use.
}