// https://syzkaller.appspot.com/bug?id=88899d7ef4b438499e464f86c53221312a900335
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/mount.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

#include <linux/usb/ch9.h>

static unsigned long long procid;

static void sleep_ms(uint64_t ms)
{
  usleep(ms * 1000);
}

#define MAX_FDS 30

#define USB_MAX_IFACE_NUM 4
#define USB_MAX_EP_NUM 32
#define USB_MAX_FDS 6

struct usb_endpoint_index {
  struct usb_endpoint_descriptor desc;
  int handle;
};

struct usb_iface_index {
  struct usb_interface_descriptor* iface;
  uint8_t bInterfaceNumber;
  uint8_t bAlternateSetting;
  uint8_t bInterfaceClass;
  struct usb_endpoint_index eps[USB_MAX_EP_NUM];
  int eps_num;
};

struct usb_device_index {
  struct usb_device_descriptor* dev;
  struct usb_config_descriptor* config;
  uint8_t bDeviceClass;
  uint8_t bMaxPower;
  int config_length;
  struct usb_iface_index ifaces[USB_MAX_IFACE_NUM];
  int ifaces_num;
  int iface_cur;
};

struct usb_info {
  int fd;
  struct usb_device_index index;
};

static struct usb_info usb_devices[USB_MAX_FDS];

static struct usb_device_index* lookup_usb_index(int fd)
{
  for (int i = 0; i < USB_MAX_FDS; i++) {
    if (__atomic_load_n(&usb_devices[i].fd, __ATOMIC_ACQUIRE) == fd)
      return &usb_devices[i].index;
  }
  return NULL;
}

static int usb_devices_num;

static bool parse_usb_descriptor(const char* buffer, size_t length,
                                 struct usb_device_index* index)
{
  if (length < sizeof(*index->dev) + sizeof(*index->config))
    return false;
  memset(index, 0, sizeof(*index));
  index->dev = (struct usb_device_descriptor*)buffer;
  index->config = (struct usb_config_descriptor*)(buffer + sizeof(*index->dev));
  index->bDeviceClass = index->dev->bDeviceClass;
  index->bMaxPower = index->config->bMaxPower;
  index->config_length = length - sizeof(*index->dev);
  index->iface_cur = -1;
  size_t offset = 0;
  while (true) {
    if (offset + 1 >= length)
      break;
    uint8_t desc_length = buffer[offset];
    uint8_t desc_type = buffer[offset + 1];
    if (desc_length <= 2)
      break;
    if (offset + desc_length > length)
      break;
    if (desc_type == USB_DT_INTERFACE &&
        index->ifaces_num < USB_MAX_IFACE_NUM) {
      struct usb_interface_descriptor* iface =
          (struct usb_interface_descriptor*)(buffer + offset);
      index->ifaces[index->ifaces_num].iface = iface;
      index->ifaces[index->ifaces_num].bInterfaceNumber =
          iface->bInterfaceNumber;
      index->ifaces[index->ifaces_num].bAlternateSetting =
          iface->bAlternateSetting;
      index->ifaces[index->ifaces_num].bInterfaceClass = iface->bInterfaceClass;
      index->ifaces_num++;
    }
    if (desc_type == USB_DT_ENDPOINT && index->ifaces_num > 0) {
      struct usb_iface_index* iface = &index->ifaces[index->ifaces_num - 1];
      if (iface->eps_num < USB_MAX_EP_NUM) {
        memcpy(&iface->eps[iface->eps_num].desc, buffer + offset,
               sizeof(iface->eps[iface->eps_num].desc));
        iface->eps_num++;
      }
    }
    offset += desc_length;
  }
  return true;
}

static struct usb_device_index* add_usb_index(int fd, const char* dev,
                                              size_t dev_len)
{
  int i = __atomic_fetch_add(&usb_devices_num, 1, __ATOMIC_RELAXED);
  if (i >= USB_MAX_FDS)
    return NULL;
  if (!parse_usb_descriptor(dev, dev_len, &usb_devices[i].index))
    return NULL;
  __atomic_store_n(&usb_devices[i].fd, fd, __ATOMIC_RELEASE);
  return &usb_devices[i].index;
}

struct vusb_connect_string_descriptor {
  uint32_t len;
  char* str;
} __attribute__((packed));

struct vusb_connect_descriptors {
  uint32_t qual_len;
  char* qual;
  uint32_t bos_len;
  char* bos;
  uint32_t strs_len;
  struct vusb_connect_string_descriptor strs[0];
} __attribute__((packed));

static const char default_string[] = {8, USB_DT_STRING, 's', 0, 'y', 0, 'z', 0};

static const char default_lang_id[] = {4, USB_DT_STRING, 0x09, 0x04};

static bool
lookup_connect_response_in(int fd, const struct vusb_connect_descriptors* descs,
                           const struct usb_ctrlrequest* ctrl,
                           struct usb_qualifier_descriptor* qual,
                           char** response_data, uint32_t* response_length)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  uint8_t str_idx;
  if (!index)
    return false;
  switch (ctrl->bRequestType & USB_TYPE_MASK) {
  case USB_TYPE_STANDARD:
    switch (ctrl->bRequest) {
    case USB_REQ_GET_DESCRIPTOR:
      switch (ctrl->wValue >> 8) {
      case USB_DT_DEVICE:
        *response_data = (char*)index->dev;
        *response_length = sizeof(*index->dev);
        return true;
      case USB_DT_CONFIG:
        *response_data = (char*)index->config;
        *response_length = index->config_length;
        return true;
      case USB_DT_STRING:
        str_idx = (uint8_t)ctrl->wValue;
        if (descs && str_idx < descs->strs_len) {
          *response_data = descs->strs[str_idx].str;
          *response_length = descs->strs[str_idx].len;
          return true;
        }
        if (str_idx == 0) {
          *response_data = (char*)&default_lang_id[0];
          *response_length = default_lang_id[0];
          return true;
        }
        *response_data = (char*)&default_string[0];
        *response_length = default_string[0];
        return true;
      case USB_DT_BOS:
        *response_data = descs->bos;
        *response_length = descs->bos_len;
        return true;
      case USB_DT_DEVICE_QUALIFIER:
        if (!descs->qual) {
          qual->bLength = sizeof(*qual);
          qual->bDescriptorType = USB_DT_DEVICE_QUALIFIER;
          qual->bcdUSB = index->dev->bcdUSB;
          qual->bDeviceClass = index->dev->bDeviceClass;
          qual->bDeviceSubClass = index->dev->bDeviceSubClass;
          qual->bDeviceProtocol = index->dev->bDeviceProtocol;
          qual->bMaxPacketSize0 = index->dev->bMaxPacketSize0;
          qual->bNumConfigurations = index->dev->bNumConfigurations;
          qual->bRESERVED = 0;
          *response_data = (char*)qual;
          *response_length = sizeof(*qual);
          return true;
        }
        *response_data = descs->qual;
        *response_length = descs->qual_len;
        return true;
      default:
        break;
      }
      break;
    default:
      break;
    }
    break;
  default:
    break;
  }
  return false;
}

typedef bool (*lookup_connect_out_response_t)(
    int fd, const struct vusb_connect_descriptors* descs,
    const struct usb_ctrlrequest* ctrl, bool* done);

static bool lookup_connect_response_out_generic(
    int fd, const struct vusb_connect_descriptors* descs,
    const struct usb_ctrlrequest* ctrl, bool* done)
{
  switch (ctrl->bRequestType & USB_TYPE_MASK) {
  case USB_TYPE_STANDARD:
    switch (ctrl->bRequest) {
    case USB_REQ_SET_CONFIGURATION:
      *done = true;
      return true;
    default:
      break;
    }
    break;
  }
  return false;
}

#define UDC_NAME_LENGTH_MAX 128

struct usb_raw_init {
  __u8 driver_name[UDC_NAME_LENGTH_MAX];
  __u8 device_name[UDC_NAME_LENGTH_MAX];
  __u8 speed;
};

enum usb_raw_event_type {
  USB_RAW_EVENT_INVALID = 0,
  USB_RAW_EVENT_CONNECT = 1,
  USB_RAW_EVENT_CONTROL = 2,
};

struct usb_raw_event {
  __u32 type;
  __u32 length;
  __u8 data[0];
};

struct usb_raw_ep_io {
  __u16 ep;
  __u16 flags;
  __u32 length;
  __u8 data[0];
};

#define USB_RAW_EPS_NUM_MAX 30
#define USB_RAW_EP_NAME_MAX 16
#define USB_RAW_EP_ADDR_ANY 0xff

struct usb_raw_ep_caps {
  __u32 type_control : 1;
  __u32 type_iso : 1;
  __u32 type_bulk : 1;
  __u32 type_int : 1;
  __u32 dir_in : 1;
  __u32 dir_out : 1;
};

struct usb_raw_ep_limits {
  __u16 maxpacket_limit;
  __u16 max_streams;
  __u32 reserved;
};

struct usb_raw_ep_info {
  __u8 name[USB_RAW_EP_NAME_MAX];
  __u32 addr;
  struct usb_raw_ep_caps caps;
  struct usb_raw_ep_limits limits;
};

struct usb_raw_eps_info {
  struct usb_raw_ep_info eps[USB_RAW_EPS_NUM_MAX];
};

#define USB_RAW_IOCTL_INIT _IOW('U', 0, struct usb_raw_init)
#define USB_RAW_IOCTL_RUN _IO('U', 1)
#define USB_RAW_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_raw_event)
#define USB_RAW_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP0_READ _IOWR('U', 4, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor)
#define USB_RAW_IOCTL_EP_DISABLE _IOW('U', 6, __u32)
#define USB_RAW_IOCTL_EP_WRITE _IOW('U', 7, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_EP_READ _IOWR('U', 8, struct usb_raw_ep_io)
#define USB_RAW_IOCTL_CONFIGURE _IO('U', 9)
#define USB_RAW_IOCTL_VBUS_DRAW _IOW('U', 10, __u32)
#define USB_RAW_IOCTL_EPS_INFO _IOR('U', 11, struct usb_raw_eps_info)
#define USB_RAW_IOCTL_EP0_STALL _IO('U', 12)
#define USB_RAW_IOCTL_EP_SET_HALT _IOW('U', 13, __u32)
#define USB_RAW_IOCTL_EP_CLEAR_HALT _IOW('U', 14, __u32)
#define USB_RAW_IOCTL_EP_SET_WEDGE _IOW('U', 15, __u32)

static int usb_raw_open()
{
  return open("/dev/raw-gadget", O_RDWR);
}

static int usb_raw_init(int fd, uint32_t speed, const char* driver,
                        const char* device)
{
  struct usb_raw_init arg;
  strncpy((char*)&arg.driver_name[0], driver, sizeof(arg.driver_name));
  strncpy((char*)&arg.device_name[0], device, sizeof(arg.device_name));
  arg.speed = speed;
  return ioctl(fd, USB_RAW_IOCTL_INIT, &arg);
}

static int usb_raw_run(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_RUN, 0);
}

static int usb_raw_configure(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_CONFIGURE, 0);
}

static int usb_raw_vbus_draw(int fd, uint32_t power)
{
  return ioctl(fd, USB_RAW_IOCTL_VBUS_DRAW, power);
}

static int usb_raw_ep0_write(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_WRITE, io);
}

static int usb_raw_ep0_read(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_READ, io);
}

static int usb_raw_event_fetch(int fd, struct usb_raw_event* event)
{
  return ioctl(fd, USB_RAW_IOCTL_EVENT_FETCH, event);
}

static int usb_raw_ep_enable(int fd, struct usb_endpoint_descriptor* desc)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_ENABLE, desc);
}

static int usb_raw_ep_disable(int fd, int ep)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_DISABLE, ep);
}

static int usb_raw_ep0_stall(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_STALL, 0);
}

#define USB_MAX_PACKET_SIZE 4096

struct usb_raw_control_event {
  struct usb_raw_event inner;
  struct usb_ctrlrequest ctrl;
  char data[USB_MAX_PACKET_SIZE];
};

struct usb_raw_ep_io_data {
  struct usb_raw_ep_io inner;
  char data[USB_MAX_PACKET_SIZE];
};

static void set_interface(int fd, int n)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return;
  if (index->iface_cur >= 0 && index->iface_cur < index->ifaces_num) {
    for (int ep = 0; ep < index->ifaces[index->iface_cur].eps_num; ep++) {
      int rv = usb_raw_ep_disable(
          fd, index->ifaces[index->iface_cur].eps[ep].handle);
      if (rv < 0) {
      } else {
      }
    }
  }
  if (n >= 0 && n < index->ifaces_num) {
    for (int ep = 0; ep < index->ifaces[n].eps_num; ep++) {
      int rv = usb_raw_ep_enable(fd, &index->ifaces[n].eps[ep].desc);
      if (rv < 0) {
      } else {
        index->ifaces[n].eps[ep].handle = rv;
      }
    }
    index->iface_cur = n;
  }
}

static int configure_device(int fd)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return -1;
  int rv = usb_raw_vbus_draw(fd, index->bMaxPower);
  if (rv < 0) {
    return rv;
  }
  rv = usb_raw_configure(fd);
  if (rv < 0) {
    return rv;
  }
  set_interface(fd, 0);
  return 0;
}

static volatile long
syz_usb_connect_impl(uint64_t speed, uint64_t dev_len, const char* dev,
                     const struct vusb_connect_descriptors* descs,
                     lookup_connect_out_response_t lookup_connect_response_out)
{
  if (!dev) {
    return -1;
  }
  int fd = usb_raw_open();
  if (fd < 0) {
    return fd;
  }
  if (fd >= MAX_FDS) {
    close(fd);
    return -1;
  }
  struct usb_device_index* index = add_usb_index(fd, dev, dev_len);
  if (!index) {
    return -1;
  }
  char device[32];
  sprintf(&device[0], "dummy_udc.%llu", procid);
  int rv = usb_raw_init(fd, speed, "dummy_udc", &device[0]);
  if (rv < 0) {
    return rv;
  }
  rv = usb_raw_run(fd);
  if (rv < 0) {
    return rv;
  }
  bool done = false;
  while (!done) {
    struct usb_raw_control_event event;
    event.inner.type = 0;
    event.inner.length = sizeof(event.ctrl);
    rv = usb_raw_event_fetch(fd, (struct usb_raw_event*)&event);
    if (rv < 0) {
      return rv;
    }
    if (event.inner.type != USB_RAW_EVENT_CONTROL)
      continue;
    char* response_data = NULL;
    uint32_t response_length = 0;
    struct usb_qualifier_descriptor qual;
    if (event.ctrl.bRequestType & USB_DIR_IN) {
      if (!lookup_connect_response_in(fd, descs, &event.ctrl, &qual,
                                      &response_data, &response_length)) {
        usb_raw_ep0_stall(fd);
        continue;
      }
    } else {
      if (!lookup_connect_response_out(fd, descs, &event.ctrl, &done)) {
        usb_raw_ep0_stall(fd);
        continue;
      }
      response_data = NULL;
      response_length = event.ctrl.wLength;
    }
    if ((event.ctrl.bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD &&
        event.ctrl.bRequest == USB_REQ_SET_CONFIGURATION) {
      rv = configure_device(fd);
      if (rv < 0) {
        return rv;
      }
    }
    struct usb_raw_ep_io_data response;
    response.inner.ep = 0;
    response.inner.flags = 0;
    if (response_length > sizeof(response.data))
      response_length = 0;
    if (event.ctrl.wLength < response_length)
      response_length = event.ctrl.wLength;
    response.inner.length = response_length;
    if (response_data)
      memcpy(&response.data[0], response_data, response_length);
    else
      memset(&response.data[0], 0, response_length);
    if (event.ctrl.bRequestType & USB_DIR_IN) {
      rv = usb_raw_ep0_write(fd, (struct usb_raw_ep_io*)&response);
    } else {
      rv = usb_raw_ep0_read(fd, (struct usb_raw_ep_io*)&response);
    }
    if (rv < 0) {
      return rv;
    }
  }
  sleep_ms(200);
  return fd;
}

static volatile long syz_usb_connect(volatile long a0, volatile long a1,
                                     volatile long a2, volatile long a3)
{
  uint64_t speed = a0;
  uint64_t dev_len = a1;
  const char* dev = (const char*)a2;
  const struct vusb_connect_descriptors* descs =
      (const struct vusb_connect_descriptors*)a3;
  return syz_usb_connect_impl(speed, dev_len, dev, descs,
                              &lookup_connect_response_out_generic);
}

int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);

  *(uint8_t*)0x20000480 = 0x12;
  *(uint8_t*)0x20000481 = 1;
  *(uint16_t*)0x20000482 = 0x300;
  *(uint8_t*)0x20000484 = 0xc1;
  *(uint8_t*)0x20000485 = 0x93;
  *(uint8_t*)0x20000486 = 0xd6;
  *(uint8_t*)0x20000487 = 0x20;
  *(uint16_t*)0x20000488 = 0x7ca;
  *(uint16_t*)0x2000048a = 0xb800;
  *(uint16_t*)0x2000048c = 0xb9c5;
  *(uint8_t*)0x2000048e = 1;
  *(uint8_t*)0x2000048f = 2;
  *(uint8_t*)0x20000490 = 3;
  *(uint8_t*)0x20000491 = 1;
  *(uint8_t*)0x20000492 = 9;
  *(uint8_t*)0x20000493 = 2;
  *(uint16_t*)0x20000494 = 0x1aa;
  *(uint8_t*)0x20000496 = 3;
  *(uint8_t*)0x20000497 = 6;
  *(uint8_t*)0x20000498 = 0x5d;
  *(uint8_t*)0x20000499 = 0x20;
  *(uint8_t*)0x2000049a = 0xd3;
  *(uint8_t*)0x2000049b = 9;
  *(uint8_t*)0x2000049c = 4;
  *(uint8_t*)0x2000049d = 0xc7;
  *(uint8_t*)0x2000049e = 0x80;
  *(uint8_t*)0x2000049f = 0xf;
  *(uint8_t*)0x200004a0 = 3;
  *(uint8_t*)0x200004a1 = 0;
  *(uint8_t*)0x200004a2 = 0;
  *(uint8_t*)0x200004a3 = 1;
  *(uint8_t*)0x200004a4 = 9;
  *(uint8_t*)0x200004a5 = 5;
  *(uint8_t*)0x200004a6 = 0xc;
  *(uint8_t*)0x200004a7 = 0;
  *(uint16_t*)0x200004a8 = 0x40;
  *(uint8_t*)0x200004aa = 3;
  *(uint8_t*)0x200004ab = 0x53;
  *(uint8_t*)0x200004ac = 0x80;
  *(uint8_t*)0x200004ad = 2;
  *(uint8_t*)0x200004ae = 0x23;
  *(uint8_t*)0x200004af = 9;
  *(uint8_t*)0x200004b0 = 5;
  *(uint8_t*)0x200004b1 = 4;
  *(uint8_t*)0x200004b2 = 0x10;
  *(uint16_t*)0x200004b3 = 8;
  *(uint8_t*)0x200004b5 = 6;
  *(uint8_t*)0x200004b6 = 0xe3;
  *(uint8_t*)0x200004b7 = 0x1f;
  *(uint8_t*)0x200004b8 = 2;
  *(uint8_t*)0x200004b9 = 0x21;
  *(uint8_t*)0x200004ba = 7;
  *(uint8_t*)0x200004bb = 0x25;
  *(uint8_t*)0x200004bc = 1;
  *(uint8_t*)0x200004bd = 0x80;
  *(uint8_t*)0x200004be = 3;
  *(uint16_t*)0x200004bf = 0x476;
  *(uint8_t*)0x200004c1 = 9;
  *(uint8_t*)0x200004c2 = 5;
  *(uint8_t*)0x200004c3 = 8;
  *(uint8_t*)0x200004c4 = 0;
  *(uint16_t*)0x200004c5 = 0x200;
  *(uint8_t*)0x200004c7 = 0x5c;
  *(uint8_t*)0x200004c8 = 4;
  *(uint8_t*)0x200004c9 = 6;
  *(uint8_t*)0x200004ca = 9;
  *(uint8_t*)0x200004cb = 5;
  *(uint8_t*)0x200004cc = 0;
  *(uint8_t*)0x200004cd = 2;
  *(uint16_t*)0x200004ce = 0x10;
  *(uint8_t*)0x200004d0 = 0x7d;
  *(uint8_t*)0x200004d1 = 8;
  *(uint8_t*)0x200004d2 = 0;
  *(uint8_t*)0x200004d3 = 7;
  *(uint8_t*)0x200004d4 = 0x25;
  *(uint8_t*)0x200004d5 = 1;
  *(uint8_t*)0x200004d6 = 3;
  *(uint8_t*)0x200004d7 = 0xa8;
  *(uint16_t*)0x200004d8 = 1;
  *(uint8_t*)0x200004da = 9;
  *(uint8_t*)0x200004db = 5;
  *(uint8_t*)0x200004dc = 7;
  *(uint8_t*)0x200004dd = 0x10;
  *(uint16_t*)0x200004de = 0x10;
  *(uint8_t*)0x200004e0 = 0;
  *(uint8_t*)0x200004e1 = 3;
  *(uint8_t*)0x200004e2 = 4;
  *(uint8_t*)0x200004e3 = 2;
  *(uint8_t*)0x200004e4 = 0x36;
  *(uint8_t*)0x200004e5 = 7;
  *(uint8_t*)0x200004e6 = 0x25;
  *(uint8_t*)0x200004e7 = 1;
  *(uint8_t*)0x200004e8 = 2;
  *(uint8_t*)0x200004e9 = 0;
  *(uint16_t*)0x200004ea = 1;
  *(uint8_t*)0x200004ec = 9;
  *(uint8_t*)0x200004ed = 5;
  *(uint8_t*)0x200004ee = 8;
  *(uint8_t*)0x200004ef = 0x10;
  *(uint16_t*)0x200004f0 = 0x400;
  *(uint8_t*)0x200004f2 = 5;
  *(uint8_t*)0x200004f3 = 0xd3;
  *(uint8_t*)0x200004f4 = 0xa0;
  *(uint8_t*)0x200004f5 = 9;
  *(uint8_t*)0x200004f6 = 5;
  *(uint8_t*)0x200004f7 = 9;
  *(uint8_t*)0x200004f8 = 1;
  *(uint16_t*)0x200004f9 = 0x200;
  *(uint8_t*)0x200004fb = 8;
  *(uint8_t*)0x200004fc = 7;
  *(uint8_t*)0x200004fd = 9;
  *(uint8_t*)0x200004fe = 2;
  *(uint8_t*)0x200004ff = 0xf;
  *(uint8_t*)0x20000500 = 2;
  *(uint8_t*)0x20000501 = 0xe;
  *(uint8_t*)0x20000502 = 9;
  *(uint8_t*)0x20000503 = 5;
  *(uint8_t*)0x20000504 = 2;
  *(uint8_t*)0x20000505 = 2;
  *(uint16_t*)0x20000506 = 8;
  *(uint8_t*)0x20000508 = 9;
  *(uint8_t*)0x20000509 = 9;
  *(uint8_t*)0x2000050a = 4;
  *(uint8_t*)0x2000050b = 9;
  *(uint8_t*)0x2000050c = 5;
  *(uint8_t*)0x2000050d = 1;
  *(uint8_t*)0x2000050e = 0;
  *(uint16_t*)0x2000050f = 0x200;
  *(uint8_t*)0x20000511 = 3;
  *(uint8_t*)0x20000512 = 7;
  *(uint8_t*)0x20000513 = 2;
  *(uint8_t*)0x20000514 = 9;
  *(uint8_t*)0x20000515 = 5;
  *(uint8_t*)0x20000516 = 5;
  *(uint8_t*)0x20000517 = 4;
  *(uint16_t*)0x20000518 = 0x400;
  *(uint8_t*)0x2000051a = 0x3f;
  *(uint8_t*)0x2000051b = 7;
  *(uint8_t*)0x2000051c = 0;
  *(uint8_t*)0x2000051d = 9;
  *(uint8_t*)0x2000051e = 5;
  *(uint8_t*)0x2000051f = 1;
  *(uint8_t*)0x20000520 = 0x10;
  *(uint16_t*)0x20000521 = 0x7ef;
  *(uint8_t*)0x20000523 = 7;
  *(uint8_t*)0x20000524 = 2;
  *(uint8_t*)0x20000525 = 0;
  *(uint8_t*)0x20000526 = 7;
  *(uint8_t*)0x20000527 = 0x25;
  *(uint8_t*)0x20000528 = 1;
  *(uint8_t*)0x20000529 = 0;
  *(uint8_t*)0x2000052a = 2;
  *(uint16_t*)0x2000052b = 2;
  *(uint8_t*)0x2000052d = 9;
  *(uint8_t*)0x2000052e = 5;
  *(uint8_t*)0x2000052f = 0xa;
  *(uint8_t*)0x20000530 = 0x10;
  *(uint16_t*)0x20000531 = 0x200;
  *(uint8_t*)0x20000533 = 2;
  *(uint8_t*)0x20000534 = 0x69;
  *(uint8_t*)0x20000535 = 2;
  *(uint8_t*)0x20000536 = 2;
  *(uint8_t*)0x20000537 = 0x21;
  *(uint8_t*)0x20000538 = 9;
  *(uint8_t*)0x20000539 = 5;
  *(uint8_t*)0x2000053a = 0xd;
  *(uint8_t*)0x2000053b = 1;
  *(uint16_t*)0x2000053c = 0x40;
  *(uint8_t*)0x2000053e = 3;
  *(uint8_t*)0x2000053f = 9;
  *(uint8_t*)0x20000540 = 4;
  *(uint8_t*)0x20000541 = 7;
  *(uint8_t*)0x20000542 = 0x25;
  *(uint8_t*)0x20000543 = 1;
  *(uint8_t*)0x20000544 = 0;
  *(uint8_t*)0x20000545 = 0xca;
  *(uint16_t*)0x20000546 = 2;
  *(uint8_t*)0x20000548 = 2;
  *(uint8_t*)0x20000549 = 0x2e;
  *(uint8_t*)0x2000054a = 9;
  *(uint8_t*)0x2000054b = 5;
  *(uint8_t*)0x2000054c = 0xf;
  *(uint8_t*)0x2000054d = 8;
  *(uint16_t*)0x2000054e = 0x40;
  *(uint8_t*)0x20000550 = 0xa6;
  *(uint8_t*)0x20000551 = 9;
  *(uint8_t*)0x20000552 = 0x44;
  *(uint8_t*)0x20000553 = 7;
  *(uint8_t*)0x20000554 = 0x25;
  *(uint8_t*)0x20000555 = 1;
  *(uint8_t*)0x20000556 = 0x80;
  *(uint8_t*)0x20000557 = 0x18;
  *(uint16_t*)0x20000558 = 9;
  *(uint8_t*)0x2000055a = 7;
  *(uint8_t*)0x2000055b = 0x25;
  *(uint8_t*)0x2000055c = 1;
  *(uint8_t*)0x2000055d = 2;
  *(uint8_t*)0x2000055e = 0x7e;
  *(uint16_t*)0x2000055f = 0x7fff;
  *(uint8_t*)0x20000561 = 9;
  *(uint8_t*)0x20000562 = 5;
  *(uint8_t*)0x20000563 = 4;
  *(uint8_t*)0x20000564 = 0;
  *(uint16_t*)0x20000565 = 0x200;
  *(uint8_t*)0x20000567 = 1;
  *(uint8_t*)0x20000568 = 0xbc;
  *(uint8_t*)0x20000569 = -1;
  *(uint8_t*)0x2000056a = 9;
  *(uint8_t*)0x2000056b = 4;
  *(uint8_t*)0x2000056c = 0x30;
  *(uint8_t*)0x2000056d = 8;
  *(uint8_t*)0x2000056e = 1;
  *(uint8_t*)0x2000056f = 0xaa;
  *(uint8_t*)0x20000570 = 0xcc;
  *(uint8_t*)0x20000571 = 0xa0;
  *(uint8_t*)0x20000572 = 0x95;
  *(uint8_t*)0x20000573 = 9;
  *(uint8_t*)0x20000574 = 5;
  *(uint8_t*)0x20000575 = 0xa;
  *(uint8_t*)0x20000576 = 0xc;
  *(uint16_t*)0x20000577 = 0x40;
  *(uint8_t*)0x20000579 = 1;
  *(uint8_t*)0x2000057a = -1;
  *(uint8_t*)0x2000057b = 5;
  *(uint8_t*)0x2000057c = 2;
  *(uint8_t*)0x2000057d = 0xa;
  *(uint8_t*)0x2000057e = 7;
  *(uint8_t*)0x2000057f = 0x25;
  *(uint8_t*)0x20000580 = 1;
  *(uint8_t*)0x20000581 = 0x83;
  *(uint8_t*)0x20000582 = 5;
  *(uint16_t*)0x20000583 = 0x1e9;
  *(uint8_t*)0x20000585 = 9;
  *(uint8_t*)0x20000586 = 4;
  *(uint8_t*)0x20000587 = 0x69;
  *(uint8_t*)0x20000588 = 0x81;
  *(uint8_t*)0x20000589 = 7;
  *(uint8_t*)0x2000058a = 0xcf;
  *(uint8_t*)0x2000058b = 0x2c;
  *(uint8_t*)0x2000058c = 0xfa;
  *(uint8_t*)0x2000058d = 1;
  *(uint8_t*)0x2000058e = 5;
  *(uint8_t*)0x2000058f = 0x24;
  *(uint8_t*)0x20000590 = 6;
  *(uint8_t*)0x20000591 = 0;
  *(uint8_t*)0x20000592 = 0;
  *(uint8_t*)0x20000593 = 5;
  *(uint8_t*)0x20000594 = 0x24;
  *(uint8_t*)0x20000595 = 0;
  *(uint16_t*)0x20000596 = 0x40c5;
  *(uint8_t*)0x20000598 = 0xd;
  *(uint8_t*)0x20000599 = 0x24;
  *(uint8_t*)0x2000059a = 0xf;
  *(uint8_t*)0x2000059b = 1;
  *(uint32_t*)0x2000059c = 0x3684;
  *(uint16_t*)0x200005a0 = 2;
  *(uint16_t*)0x200005a2 = 0x8001;
  *(uint8_t*)0x200005a4 = 2;
  *(uint8_t*)0x200005a5 = 0xa;
  *(uint8_t*)0x200005a6 = 0x24;
  *(uint8_t*)0x200005a7 = 1;
  *(uint16_t*)0x200005a8 = 0x7fff;
  *(uint8_t*)0x200005aa = 9;
  *(uint8_t*)0x200005ab = 2;
  *(uint8_t*)0x200005ac = 1;
  *(uint8_t*)0x200005ad = 2;
  *(uint8_t*)0x200005ae = 7;
  *(uint8_t*)0x200005af = 0x24;
  *(uint8_t*)0x200005b0 = 7;
  *(uint8_t*)0x200005b1 = 4;
  *(uint16_t*)0x200005b2 = 1;
  *(uint8_t*)0x200005b4 = 1;
  *(uint8_t*)0x200005b5 = 0xc;
  *(uint8_t*)0x200005b6 = 0x24;
  *(uint8_t*)0x200005b7 = 2;
  *(uint8_t*)0x200005b8 = 6;
  *(uint16_t*)0x200005b9 = 0x203;
  *(uint8_t*)0x200005bb = 2;
  *(uint8_t*)0x200005bc = 0xbc;
  *(uint16_t*)0x200005bd = 1;
  *(uint8_t*)0x200005bf = 7;
  *(uint8_t*)0x200005c0 = 7;
  *(uint8_t*)0x200005c1 = 9;
  *(uint8_t*)0x200005c2 = 0x24;
  *(uint8_t*)0x200005c3 = 3;
  *(uint8_t*)0x200005c4 = 3;
  *(uint16_t*)0x200005c5 = 0x1ff;
  *(uint8_t*)0x200005c7 = 0x20;
  *(uint8_t*)0x200005c8 = 4;
  *(uint8_t*)0x200005c9 = 0x1d;
  *(uint8_t*)0x200005ca = 0xc;
  *(uint8_t*)0x200005cb = 0x24;
  *(uint8_t*)0x200005cc = 2;
  *(uint8_t*)0x200005cd = 2;
  *(uint16_t*)0x200005ce = 0x206;
  *(uint8_t*)0x200005d0 = 6;
  *(uint8_t*)0x200005d1 = 1;
  *(uint16_t*)0x200005d2 = 0x1000;
  *(uint8_t*)0x200005d4 = 0;
  *(uint8_t*)0x200005d5 = 0x18;
  *(uint8_t*)0x200005d6 = 0xc;
  *(uint8_t*)0x200005d7 = 0x24;
  *(uint8_t*)0x200005d8 = 2;
  *(uint8_t*)0x200005d9 = 6;
  *(uint16_t*)0x200005da = 0x202;
  *(uint8_t*)0x200005dc = 4;
  *(uint8_t*)0x200005dd = 0x1f;
  *(uint16_t*)0x200005de = 0;
  *(uint8_t*)0x200005e0 = 8;
  *(uint8_t*)0x200005e1 = 0x81;
  *(uint8_t*)0x200005e2 = 0xc;
  *(uint8_t*)0x200005e3 = 0x24;
  *(uint8_t*)0x200005e4 = 2;
  *(uint8_t*)0x200005e5 = 5;
  *(uint16_t*)0x200005e6 = 0x201;
  *(uint8_t*)0x200005e8 = 4;
  *(uint8_t*)0x200005e9 = 6;
  *(uint16_t*)0x200005ea = 0x4144;
  *(uint8_t*)0x200005ec = 0x8a;
  *(uint8_t*)0x200005ed = 1;
  *(uint8_t*)0x200005ee = 9;
  *(uint8_t*)0x200005ef = 5;
  *(uint8_t*)0x200005f0 = 0;
  *(uint8_t*)0x200005f1 = 0xc;
  *(uint16_t*)0x200005f2 = 0x10;
  *(uint8_t*)0x200005f4 = 0x81;
  *(uint8_t*)0x200005f5 = 1;
  *(uint8_t*)0x200005f6 = 0;
  *(uint8_t*)0x200005f7 = 9;
  *(uint8_t*)0x200005f8 = 5;
  *(uint8_t*)0x200005f9 = 9;
  *(uint8_t*)0x200005fa = 0;
  *(uint16_t*)0x200005fb = 0x200;
  *(uint8_t*)0x200005fd = 8;
  *(uint8_t*)0x200005fe = -1;
  *(uint8_t*)0x200005ff = 0x39;
  *(uint8_t*)0x20000600 = 2;
  *(uint8_t*)0x20000601 = 0xe;
  *(uint8_t*)0x20000602 = 9;
  *(uint8_t*)0x20000603 = 5;
  *(uint8_t*)0x20000604 = 0;
  *(uint8_t*)0x20000605 = 0x10;
  *(uint16_t*)0x20000606 = 0x3ff;
  *(uint8_t*)0x20000608 = -1;
  *(uint8_t*)0x20000609 = 0xfe;
  *(uint8_t*)0x2000060a = 0x14;
  *(uint8_t*)0x2000060b = 9;
  *(uint8_t*)0x2000060c = 5;
  *(uint8_t*)0x2000060d = 6;
  *(uint8_t*)0x2000060e = 0;
  *(uint16_t*)0x2000060f = 0x200;
  *(uint8_t*)0x20000611 = 0xc1;
  *(uint8_t*)0x20000612 = 2;
  *(uint8_t*)0x20000613 = 0;
  *(uint8_t*)0x20000614 = 2;
  *(uint8_t*)0x20000615 = 0xd;
  *(uint8_t*)0x20000616 = 9;
  *(uint8_t*)0x20000617 = 5;
  *(uint8_t*)0x20000618 = 2;
  *(uint8_t*)0x20000619 = 0x10;
  *(uint16_t*)0x2000061a = 0;
  *(uint8_t*)0x2000061c = 0xba;
  *(uint8_t*)0x2000061d = 0;
  *(uint8_t*)0x2000061e = 8;
  *(uint8_t*)0x2000061f = 2;
  *(uint8_t*)0x20000620 = 1;
  *(uint8_t*)0x20000621 = 9;
  *(uint8_t*)0x20000622 = 5;
  *(uint8_t*)0x20000623 = 7;
  *(uint8_t*)0x20000624 = 8;
  *(uint16_t*)0x20000625 = 0x400;
  *(uint8_t*)0x20000627 = 0;
  *(uint8_t*)0x20000628 = 8;
  *(uint8_t*)0x20000629 = 0x1f;
  *(uint8_t*)0x2000062a = 7;
  *(uint8_t*)0x2000062b = 0x25;
  *(uint8_t*)0x2000062c = 1;
  *(uint8_t*)0x2000062d = 0;
  *(uint8_t*)0x2000062e = 0x40;
  *(uint16_t*)0x2000062f = 0x173;
  *(uint8_t*)0x20000631 = 2;
  *(uint8_t*)0x20000632 = 4;
  *(uint8_t*)0x20000633 = 9;
  *(uint8_t*)0x20000634 = 5;
  *(uint8_t*)0x20000635 = 0xf;
  *(uint8_t*)0x20000636 = 3;
  *(uint16_t*)0x20000637 = 0x3ff;
  *(uint8_t*)0x20000639 = 4;
  *(uint8_t*)0x2000063a = 0x7f;
  *(uint8_t*)0x2000063b = 0x54;
  *(uint32_t*)0x200002c0 = 0;
  *(uint64_t*)0x200002c4 = 0;
  *(uint32_t*)0x200002cc = 0;
  *(uint64_t*)0x200002d0 = 0;
  *(uint32_t*)0x200002d8 = 7;
  *(uint32_t*)0x200002dc = 0;
  *(uint64_t*)0x200002e0 = 0;
  *(uint32_t*)0x200002e8 = 0;
  *(uint64_t*)0x200002ec = 0;
  *(uint32_t*)0x200002f4 = 0;
  *(uint64_t*)0x200002f8 = 0;
  *(uint32_t*)0x20000300 = 0;
  *(uint64_t*)0x20000304 = 0;
  *(uint32_t*)0x2000030c = 0;
  *(uint64_t*)0x20000310 = 0;
  *(uint32_t*)0x20000318 = 0;
  *(uint64_t*)0x2000031c = 0;
  *(uint32_t*)0x20000324 = 0;
  *(uint64_t*)0x20000328 = 0;
  syz_usb_connect(3, 0x1bc, 0x20000480, 0x200002c0);
  return 0;
}