// https://syzkaller.appspot.com/bug?id=beab55c4cae03ef184d4417017fbb439403a3597
// 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 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;
}

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;
}

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,
                           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) {
          struct usb_qualifier_descriptor* qual =
              (struct usb_qualifier_descriptor*)response_data;
          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_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 ATH9K_FIRMWARE_DOWNLOAD 0x30
#define ATH9K_FIRMWARE_DOWNLOAD_COMP 0x31

static bool lookup_connect_response_out_ath9k(
    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:
      return true;
    default:
      break;
    }
    break;
  case USB_TYPE_VENDOR:
    switch (ctrl->bRequest) {
    case ATH9K_FIRMWARE_DOWNLOAD:
      return true;
    case ATH9K_FIRMWARE_DOWNLOAD_COMP:
      *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_event_fetch(int fd, struct usb_raw_event* event)
{
  return ioctl(fd, USB_RAW_IOCTL_EVENT_FETCH, event);
}

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_ep_write(int fd, struct usb_raw_ep_io* io)
{
  return ioctl(fd, USB_RAW_IOCTL_EP_WRITE, io);
}

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_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_stall(int fd)
{
  return ioctl(fd, USB_RAW_IOCTL_EP0_STALL, 0);
}

static int lookup_endpoint(int fd, uint8_t bEndpointAddress)
{
  struct usb_device_index* index = lookup_usb_index(fd);
  if (!index)
    return -1;
  if (index->iface_cur < 0)
    return -1;
  for (int ep = 0; index->ifaces[index->iface_cur].eps_num; ep++)
    if (index->ifaces[index->iface_cur].eps[ep].desc.bEndpointAddress ==
        bEndpointAddress)
      return index->ifaces[index->iface_cur].eps[ep].handle;
  return -1;
}

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;
}

#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 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;
    if (event.ctrl.bRequestType & USB_DIR_IN) {
      if (!lookup_connect_response_in(fd, descs, &event.ctrl, &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);
}

static volatile long syz_usb_connect_ath9k(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_ath9k);
}

static volatile long syz_usb_ep_write(volatile long a0, volatile long a1,
                                      volatile long a2, volatile long a3)
{
  int fd = a0;
  uint8_t ep = a1;
  uint32_t len = a2;
  char* data = (char*)a3;
  int ep_handle = lookup_endpoint(fd, ep);
  if (ep_handle < 0) {
    return -1;
  }
  struct usb_raw_ep_io_data io_data;
  io_data.inner.ep = ep_handle;
  io_data.inner.flags = 0;
  if (len > sizeof(io_data.data))
    len = sizeof(io_data.data);
  io_data.inner.length = len;
  memcpy(&io_data.data[0], data, len);
  int rv = usb_raw_ep_write(fd, (struct usb_raw_ep_io*)&io_data);
  if (rv < 0) {
    return rv;
  }
  sleep_ms(200);
  return 0;
}

uint64_t r[1] = {0xffffffffffffffff};

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);
  intptr_t res = 0;
  *(uint8_t*)0x20000740 = 0x12;
  *(uint8_t*)0x20000741 = 1;
  *(uint16_t*)0x20000742 = 0x200;
  *(uint8_t*)0x20000744 = -1;
  *(uint8_t*)0x20000745 = -1;
  *(uint8_t*)0x20000746 = -1;
  *(uint8_t*)0x20000747 = 0x40;
  *(uint16_t*)0x20000748 = 0xcf3;
  *(uint16_t*)0x2000074a = 0x9271;
  *(uint16_t*)0x2000074c = 0x108;
  *(uint8_t*)0x2000074e = 1;
  *(uint8_t*)0x2000074f = 2;
  *(uint8_t*)0x20000750 = 3;
  *(uint8_t*)0x20000751 = 0x60;
  *(uint8_t*)0x20000752 = 9;
  *(uint8_t*)0x20000753 = 2;
  *(uint16_t*)0x20000754 = 0x48;
  *(uint8_t*)0x20000756 = 1;
  *(uint8_t*)0x20000757 = 1;
  *(uint8_t*)0x20000758 = 0;
  *(uint8_t*)0x20000759 = 0x80;
  *(uint8_t*)0x2000075a = 0xfa;
  *(uint8_t*)0x2000075b = 9;
  *(uint8_t*)0x2000075c = 4;
  *(uint8_t*)0x2000075d = 0;
  *(uint8_t*)0x2000075e = 0;
  *(uint8_t*)0x2000075f = 6;
  *(uint8_t*)0x20000760 = -1;
  *(uint8_t*)0x20000761 = 0;
  *(uint8_t*)0x20000762 = 0;
  *(uint8_t*)0x20000763 = 0;
  *(uint8_t*)0x20000764 = 9;
  *(uint8_t*)0x20000765 = 5;
  *(uint8_t*)0x20000766 = 1;
  *(uint8_t*)0x20000767 = 2;
  *(uint16_t*)0x20000768 = 0x200;
  *(uint8_t*)0x2000076a = 0;
  *(uint8_t*)0x2000076b = 0;
  *(uint8_t*)0x2000076c = 0;
  *(uint8_t*)0x2000076d = 9;
  *(uint8_t*)0x2000076e = 5;
  *(uint8_t*)0x2000076f = 0x82;
  *(uint8_t*)0x20000770 = 2;
  *(uint16_t*)0x20000771 = 0x200;
  *(uint8_t*)0x20000773 = 0;
  *(uint8_t*)0x20000774 = 0;
  *(uint8_t*)0x20000775 = 0;
  *(uint8_t*)0x20000776 = 9;
  *(uint8_t*)0x20000777 = 5;
  *(uint8_t*)0x20000778 = 0x83;
  *(uint8_t*)0x20000779 = 3;
  *(uint16_t*)0x2000077a = 0x40;
  *(uint8_t*)0x2000077c = 1;
  *(uint8_t*)0x2000077d = 0;
  *(uint8_t*)0x2000077e = 0;
  *(uint8_t*)0x2000077f = 9;
  *(uint8_t*)0x20000780 = 5;
  *(uint8_t*)0x20000781 = 4;
  *(uint8_t*)0x20000782 = 3;
  *(uint16_t*)0x20000783 = 0x40;
  *(uint8_t*)0x20000785 = 1;
  *(uint8_t*)0x20000786 = 0;
  *(uint8_t*)0x20000787 = 0;
  *(uint8_t*)0x20000788 = 9;
  *(uint8_t*)0x20000789 = 5;
  *(uint8_t*)0x2000078a = 5;
  *(uint8_t*)0x2000078b = 2;
  *(uint16_t*)0x2000078c = 0x200;
  *(uint8_t*)0x2000078e = 0;
  *(uint8_t*)0x2000078f = 0;
  *(uint8_t*)0x20000790 = 0;
  *(uint8_t*)0x20000791 = 9;
  *(uint8_t*)0x20000792 = 5;
  *(uint8_t*)0x20000793 = 6;
  *(uint8_t*)0x20000794 = 2;
  *(uint16_t*)0x20000795 = 0x200;
  *(uint8_t*)0x20000797 = 0;
  *(uint8_t*)0x20000798 = 0;
  *(uint8_t*)0x20000799 = 0;
  res = -1;
  res = syz_usb_connect_ath9k(3, 0x5a, 0x20000740, 0);
  if (res != -1)
    r[0] = res;
  *(uint8_t*)0x20000140 = 0;
  *(uint8_t*)0x20000141 = 0;
  *(uint16_t*)0x20000142 = htobe16(8);
  memcpy((void*)0x20000144, "\000Z\000\000", 4);
  *(uint16_t*)0x20000148 = htobe16(1);
  *(uint16_t*)0x2000014a = htobe16(0);
  *(uint16_t*)0x2000014c = htobe16(0);
  *(uint8_t*)0x2000014e = 0;
  *(uint8_t*)0x2000014f = 0;
  syz_usb_ep_write(r[0], 0x83, 0x10, 0x20000140);
  *(uint8_t*)0x200007c0 = 0x12;
  *(uint8_t*)0x200007c1 = 1;
  *(uint16_t*)0x200007c2 = 0x200;
  *(uint8_t*)0x200007c4 = 0xcb;
  *(uint8_t*)0x200007c5 = 0xdf;
  *(uint8_t*)0x200007c6 = 0x68;
  *(uint8_t*)0x200007c7 = 0x10;
  *(uint16_t*)0x200007c8 = 0x45e;
  *(uint16_t*)0x200007ca = 0x4da;
  *(uint16_t*)0x200007cc = 0x9d72;
  *(uint8_t*)0x200007ce = 1;
  *(uint8_t*)0x200007cf = 2;
  *(uint8_t*)0x200007d0 = 3;
  *(uint8_t*)0x200007d1 = 1;
  *(uint8_t*)0x200007d2 = 9;
  *(uint8_t*)0x200007d3 = 2;
  *(uint16_t*)0x200007d4 = 0x2d3;
  *(uint8_t*)0x200007d6 = 1;
  *(uint8_t*)0x200007d7 = 8;
  *(uint8_t*)0x200007d8 = 0;
  *(uint8_t*)0x200007d9 = 0xc0;
  *(uint8_t*)0x200007da = 4;
  *(uint8_t*)0x200007db = 9;
  *(uint8_t*)0x200007dc = 4;
  *(uint8_t*)0x200007dd = 0x8d;
  *(uint8_t*)0x200007de = 7;
  *(uint8_t*)0x200007df = 0xd;
  *(uint8_t*)0x200007e0 = 0x7a;
  *(uint8_t*)0x200007e1 = 0xbc;
  *(uint8_t*)0x200007e2 = 0xde;
  *(uint8_t*)0x200007e3 = -1;
  *(uint8_t*)0x200007e4 = 7;
  *(uint8_t*)0x200007e5 = 0x24;
  *(uint8_t*)0x200007e6 = 6;
  *(uint8_t*)0x200007e7 = 0;
  *(uint8_t*)0x200007e8 = 0;
  memcpy((void*)0x200007e9, "\x69\xe0", 2);
  *(uint8_t*)0x200007eb = 5;
  *(uint8_t*)0x200007ec = 0x24;
  *(uint8_t*)0x200007ed = 0;
  *(uint16_t*)0x200007ee = 0;
  *(uint8_t*)0x200007f0 = 0xd;
  *(uint8_t*)0x200007f1 = 0x24;
  *(uint8_t*)0x200007f2 = 0xf;
  *(uint8_t*)0x200007f3 = 1;
  *(uint32_t*)0x200007f4 = 1;
  *(uint16_t*)0x200007f8 = 7;
  *(uint16_t*)0x200007fa = 0xbb;
  *(uint8_t*)0x200007fc = 7;
  *(uint8_t*)0x200007fd = 5;
  *(uint8_t*)0x200007fe = 0x24;
  *(uint8_t*)0x200007ff = 1;
  *(uint8_t*)0x20000800 = 0;
  *(uint8_t*)0x20000801 = 1;
  *(uint8_t*)0x20000802 = 0xc;
  *(uint8_t*)0x20000803 = 0x24;
  *(uint8_t*)0x20000804 = 0x1b;
  *(uint16_t*)0x20000805 = 0xff;
  *(uint16_t*)0x20000807 = 0xfff;
  *(uint8_t*)0x20000809 = 0x20;
  *(uint8_t*)0x2000080a = 2;
  *(uint16_t*)0x2000080b = 7;
  *(uint8_t*)0x2000080d = 0x78;
  *(uint8_t*)0x2000080e = 7;
  *(uint8_t*)0x2000080f = 0x24;
  *(uint8_t*)0x20000810 = 0xa;
  *(uint8_t*)0x20000811 = 0xfc;
  *(uint8_t*)0x20000812 = 4;
  *(uint8_t*)0x20000813 = 0;
  *(uint8_t*)0x20000814 = 0x20;
  *(uint8_t*)0x20000815 = 0xa;
  *(uint8_t*)0x20000816 = 0x24;
  *(uint8_t*)0x20000817 = 6;
  *(uint8_t*)0x20000818 = 0;
  *(uint8_t*)0x20000819 = 0;
  memcpy((void*)0x2000081a, "\xd1\x56\x2b\x55\x0b", 5);
  *(uint8_t*)0x2000081f = 5;
  *(uint8_t*)0x20000820 = 0x24;
  *(uint8_t*)0x20000821 = 0;
  *(uint16_t*)0x20000822 = 2;
  *(uint8_t*)0x20000824 = 0xd;
  *(uint8_t*)0x20000825 = 0x24;
  *(uint8_t*)0x20000826 = 0xf;
  *(uint8_t*)0x20000827 = 1;
  *(uint32_t*)0x20000828 = 0x67be;
  *(uint16_t*)0x2000082c = 0x80;
  *(uint16_t*)0x2000082e = 5;
  *(uint8_t*)0x20000830 = 1;
  *(uint8_t*)0x20000831 = 5;
  *(uint8_t*)0x20000832 = 0x24;
  *(uint8_t*)0x20000833 = 1;
  *(uint8_t*)0x20000834 = 2;
  *(uint8_t*)0x20000835 = 2;
  *(uint8_t*)0x20000836 = 4;
  *(uint8_t*)0x20000837 = 0x24;
  *(uint8_t*)0x20000838 = 2;
  *(uint8_t*)0x20000839 = 0;
  *(uint8_t*)0x2000083a = 5;
  *(uint8_t*)0x2000083b = 0x24;
  *(uint8_t*)0x2000083c = 1;
  *(uint8_t*)0x2000083d = 2;
  *(uint8_t*)0x2000083e = 2;
  *(uint8_t*)0x2000083f = 5;
  *(uint8_t*)0x20000840 = 0x24;
  *(uint8_t*)0x20000841 = 1;
  *(uint8_t*)0x20000842 = 2;
  *(uint8_t*)0x20000843 = 2;
  *(uint8_t*)0x20000844 = 0xa;
  *(uint8_t*)0x20000845 = 0x24;
  *(uint8_t*)0x20000846 = 7;
  *(uint8_t*)0x20000847 = 1;
  *(uint16_t*)0x20000848 = 0x1000;
  *(uint16_t*)0x2000084a = 0xf800;
  *(uint16_t*)0x2000084c = 0x4a5;
  *(uint8_t*)0x2000084e = 9;
  *(uint8_t*)0x2000084f = 5;
  *(uint8_t*)0x20000850 = 7;
  *(uint8_t*)0x20000851 = 8;
  *(uint16_t*)0x20000852 = 0x400;
  *(uint8_t*)0x20000854 = 8;
  *(uint8_t*)0x20000855 = 0x7f;
  *(uint8_t*)0x20000856 = 7;
  *(uint8_t*)0x20000857 = 7;
  *(uint8_t*)0x20000858 = 0x25;
  *(uint8_t*)0x20000859 = 1;
  *(uint8_t*)0x2000085a = 0;
  *(uint8_t*)0x2000085b = 0x1f;
  *(uint16_t*)0x2000085c = 4;
  *(uint8_t*)0x2000085e = 9;
  *(uint8_t*)0x2000085f = 5;
  *(uint8_t*)0x20000860 = 0xe;
  *(uint8_t*)0x20000861 = 8;
  *(uint16_t*)0x20000862 = 0x10;
  *(uint8_t*)0x20000864 = 6;
  *(uint8_t*)0x20000865 = 9;
  *(uint8_t*)0x20000866 = 3;
  *(uint8_t*)0x20000867 = 0x3c;
  *(uint8_t*)0x20000868 = 0xd;
  memcpy((void*)0x20000869,
         "\xa4\xcd\x00\xd5\xfa\x81\xd7\x96\x57\x97\x29\x26\xf0\x99\x9a\xdc\x12"
         "\x1e\xf0\xc2\xc0\x11\xb2\x82\xca\x72\xa9\xde\x27\x14\xc8\xa5\xa9\xb2"
         "\xea\xb4\xf0\xb6\x0c\x8f\x75\x2b\x86\x50\xc0\xf0\x2c\x0d\xff\x84\x88"
         "\xb4\xc3\x27\x04\xea\x60\x94",
         58);
  *(uint8_t*)0x200008a3 = 2;
  *(uint8_t*)0x200008a4 = 8;
  *(uint8_t*)0x200008a5 = 9;
  *(uint8_t*)0x200008a6 = 5;
  *(uint8_t*)0x200008a7 = 0xb;
  *(uint8_t*)0x200008a8 = 0;
  *(uint16_t*)0x200008a9 = 0x400;
  *(uint8_t*)0x200008ab = 3;
  *(uint8_t*)0x200008ac = 4;
  *(uint8_t*)0x200008ad = 9;
  *(uint8_t*)0x200008ae = 7;
  *(uint8_t*)0x200008af = 0x25;
  *(uint8_t*)0x200008b0 = 1;
  *(uint8_t*)0x200008b1 = 0x80;
  *(uint8_t*)0x200008b2 = 1;
  *(uint16_t*)0x200008b3 = 0xff;
  *(uint8_t*)0x200008b5 = 0x50;
  *(uint8_t*)0x200008b6 = 0x22;
  memcpy((void*)0x200008b7,
         "\x58\xc6\xa7\x4d\xc8\xf4\xe9\xb5\xbc\xb2\xd9\x99\x0a\x4e\x5b\x64\xd6"
         "\x7e\x7b\xea\x55\x17\x48\xce\x65\x1c\x78\x55\x15\x70\xdd\xcf\x75\xf4"
         "\x02\x7f\x02\xf2\x94\x93\xf8\x32\x1a\x82\xbd\xf9\xce\x36\x43\x82\x00"
         "\x4e\xfe\x58\x1f\xe7\xb9\x69\xa5\x55\xa4\xea\xa9\xbd\x99\x9d\xc4\xc5"
         "\xe5\xa4\x64\xeb\x37\x96\xb1\x9b\x79\x5f",
         78);
  *(uint8_t*)0x20000905 = 9;
  *(uint8_t*)0x20000906 = 5;
  *(uint8_t*)0x20000907 = 0;
  *(uint8_t*)0x20000908 = 0x10;
  *(uint16_t*)0x20000909 = 0x40;
  *(uint8_t*)0x2000090b = 8;
  *(uint8_t*)0x2000090c = 5;
  *(uint8_t*)0x2000090d = 1;
  *(uint8_t*)0x2000090e = 0x3a;
  *(uint8_t*)0x2000090f = 0xb;
  memcpy((void*)0x20000910,
         "\x7f\xb5\x5d\x7f\xde\x89\x25\x70\xb1\xc3\xb7\xc8\x6b\xe2\xe7\x85\x4d"
         "\x87\x53\xc7\xe8\x18\xba\xc4\xd3\x55\x87\x00\xf6\x57\xd6\x42\xf6\x47"
         "\xff\x42\xbc\xde\x5a\x9c\x6e\xe2\x30\x48\x0f\xec\xef\x64\xe9\xdb\xda"
         "\x02\xe7\x3e\xf3\xa6",
         56);
  *(uint8_t*)0x20000948 = 9;
  *(uint8_t*)0x20000949 = 5;
  *(uint8_t*)0x2000094a = 2;
  *(uint8_t*)0x2000094b = 0;
  *(uint16_t*)0x2000094c = 0x10;
  *(uint8_t*)0x2000094e = 0x15;
  *(uint8_t*)0x2000094f = 4;
  *(uint8_t*)0x20000950 = 0x40;
  *(uint8_t*)0x20000951 = 0xe1;
  *(uint8_t*)0x20000952 = 0x10;
  memcpy(
      (void*)0x20000953,
      "\x2a\xa2\xbf\x1f\xcb\x32\x72\x30\x9f\x5f\xd0\x3f\x35\x78\x56\xa4\x63\x8e"
      "\xa6\x96\x11\xe2\x12\x9c\x80\xbb\xee\x13\x43\xc0\x53\xfc\x7b\x75\xc5\xd9"
      "\x04\x13\x68\x39\x96\x2e\x4a\xa5\xd9\x14\x76\x44\x68\x1f\x65\xb9\x99\xa9"
      "\xc2\x60\x72\xef\x47\xc6\x99\x09\x8a\xa5\x5d\xff\xbf\x1e\x30\x57\x4f\x3b"
      "\x96\xb6\x19\x32\x97\x2d\xd9\xa6\xa0\xe1\xfa\xac\xc3\xa9\x5d\x8e\x48\x02"
      "\xcf\x50\xc4\x7a\x55\xb9\x57\xe6\x1f\x49\x31\xad\x8b\xfa\x11\x38\xa4\xb1"
      "\xac\xdc\x94\x70\x87\x0b\xcb\xe7\x4f\x00\x23\xf9\xda\xf7\x7e\x10\x01\xce"
      "\x7b\x95\x83\x44\x9a\xac\xbb\xb5\x88\xa6\xb5\x17\x6e\x02\x08\x5b\x7a\xa0"
      "\x73\xe5\xf6\xa7\x48\x8f\x3b\x05\x57\xe5\xc8\x11\xcb\x33\x23\xfc\x00\x30"
      "\x52\xe9\x68\xbd\x97\x0c\x44\xc6\xb1\x21\x97\x21\xe2\x40\x5d\x49\x67\x8d"
      "\xa1\xf2\x2e\xba\x81\x91\x7f\xc8\x14\x24\x2c\xf2\x6c\x92\xae\xe3\x70\x12"
      "\xda\xa2\xd1\x03\x8e\xee\xae\x18\x3f\xc3\x79\xd8\xf3\x6d\x15\x1e\x05\x9c"
      "\x53\x9e\xc5\xd2\xda\xe2\x20",
      223);
  *(uint8_t*)0x20000a32 = 7;
  *(uint8_t*)0x20000a33 = 0x25;
  *(uint8_t*)0x20000a34 = 1;
  *(uint8_t*)0x20000a35 = 2;
  *(uint8_t*)0x20000a36 = 0x80;
  *(uint16_t*)0x20000a37 = 1;
  *(uint8_t*)0x20000a39 = 9;
  *(uint8_t*)0x20000a3a = 5;
  *(uint8_t*)0x20000a3b = 9;
  *(uint8_t*)0x20000a3c = 0;
  *(uint16_t*)0x20000a3d = 0x10;
  *(uint8_t*)0x20000a3f = 1;
  *(uint8_t*)0x20000a40 = 3;
  *(uint8_t*)0x20000a41 = 0xd3;
  *(uint8_t*)0x20000a42 = 9;
  *(uint8_t*)0x20000a43 = 5;
  *(uint8_t*)0x20000a44 = 0;
  *(uint8_t*)0x20000a45 = 0;
  *(uint16_t*)0x20000a46 = 0x10;
  *(uint8_t*)0x20000a48 = 0x7b;
  *(uint8_t*)0x20000a49 = 8;
  *(uint8_t*)0x20000a4a = 0x20;
  *(uint8_t*)0x20000a4b = 7;
  *(uint8_t*)0x20000a4c = 0x25;
  *(uint8_t*)0x20000a4d = 1;
  *(uint8_t*)0x20000a4e = 0x81;
  *(uint8_t*)0x20000a4f = 8;
  *(uint16_t*)0x20000a50 = 1;
  *(uint8_t*)0x20000a52 = 7;
  *(uint8_t*)0x20000a53 = 0x25;
  *(uint8_t*)0x20000a54 = 1;
  *(uint8_t*)0x20000a55 = 1;
  *(uint8_t*)0x20000a56 = 0;
  *(uint16_t*)0x20000a57 = 3;
  *(uint8_t*)0x20000a59 = 9;
  *(uint8_t*)0x20000a5a = 5;
  *(uint8_t*)0x20000a5b = 6;
  *(uint8_t*)0x20000a5c = 0x10;
  *(uint16_t*)0x20000a5d = 0;
  *(uint8_t*)0x20000a5f = 6;
  *(uint8_t*)0x20000a60 = 0x5d;
  *(uint8_t*)0x20000a61 = 2;
  *(uint8_t*)0x20000a62 = 2;
  *(uint8_t*)0x20000a63 = 0x24;
  *(uint8_t*)0x20000a64 = 7;
  *(uint8_t*)0x20000a65 = 0x25;
  *(uint8_t*)0x20000a66 = 1;
  *(uint8_t*)0x20000a67 = 1;
  *(uint8_t*)0x20000a68 = 0x81;
  *(uint16_t*)0x20000a69 = 0xcc93;
  *(uint8_t*)0x20000a6b = 9;
  *(uint8_t*)0x20000a6c = 5;
  *(uint8_t*)0x20000a6d = 0xc;
  *(uint8_t*)0x20000a6e = 0x2c;
  *(uint16_t*)0x20000a6f = 0x200;
  *(uint8_t*)0x20000a71 = 5;
  *(uint8_t*)0x20000a72 = -1;
  *(uint8_t*)0x20000a73 = 0xfb;
  *(uint8_t*)0x20000a74 = 9;
  *(uint8_t*)0x20000a75 = 5;
  *(uint8_t*)0x20000a76 = 3;
  *(uint8_t*)0x20000a77 = 0x10;
  *(uint16_t*)0x20000a78 = 0x3ff;
  *(uint8_t*)0x20000a7a = 0x5a;
  *(uint8_t*)0x20000a7b = 0x3f;
  *(uint8_t*)0x20000a7c = 9;
  *(uint8_t*)0x20000a7d = 9;
  *(uint8_t*)0x20000a7e = 5;
  *(uint8_t*)0x20000a7f = 4;
  *(uint8_t*)0x20000a80 = 0;
  *(uint16_t*)0x20000a81 = 0x20;
  *(uint8_t*)0x20000a83 = 0;
  *(uint8_t*)0x20000a84 = 0x1f;
  *(uint8_t*)0x20000a85 = 1;
  *(uint8_t*)0x20000a86 = 2;
  *(uint8_t*)0x20000a87 = 6;
  *(uint8_t*)0x20000a88 = 2;
  *(uint8_t*)0x20000a89 = 0xa;
  *(uint8_t*)0x20000a8a = 9;
  *(uint8_t*)0x20000a8b = 5;
  *(uint8_t*)0x20000a8c = 4;
  *(uint8_t*)0x20000a8d = 4;
  *(uint16_t*)0x20000a8e = 0x20;
  *(uint8_t*)0x20000a90 = 0x68;
  *(uint8_t*)0x20000a91 = 1;
  *(uint8_t*)0x20000a92 = 0;
  *(uint8_t*)0x20000a93 = 9;
  *(uint8_t*)0x20000a94 = 5;
  *(uint8_t*)0x20000a95 = 0xb;
  *(uint8_t*)0x20000a96 = 0;
  *(uint16_t*)0x20000a97 = 0x400;
  *(uint8_t*)0x20000a99 = 0;
  *(uint8_t*)0x20000a9a = 1;
  *(uint8_t*)0x20000a9b = 0;
  *(uint8_t*)0x20000a9c = 7;
  *(uint8_t*)0x20000a9d = 0x25;
  *(uint8_t*)0x20000a9e = 1;
  *(uint8_t*)0x20000a9f = 2;
  *(uint8_t*)0x20000aa0 = 0xb1;
  *(uint16_t*)0x20000aa1 = 4;
  *(uint8_t*)0x20000aa3 = 2;
  *(uint8_t*)0x20000aa4 = 8;
  syz_usb_connect(3, 0x2e5, 0x200007c0, 0);
  *(uint8_t*)0x200005c0 = 0;
  *(uint8_t*)0x200005c1 = 0;
  *(uint16_t*)0x200005c2 = htobe16(0xa);
  memcpy((void*)0x200005c4, "\x2f\x65\xcc\x19", 4);
  *(uint16_t*)0x200005c8 = htobe16(3);
  *(uint16_t*)0x200005ca = htobe16(0);
  *(uint8_t*)0x200005cc = 0;
  *(uint8_t*)0x200005cd = 8;
  *(uint16_t*)0x200005ce = htobe16(0);
  *(uint8_t*)0x200005d0 = 0;
  *(uint8_t*)0x200005d1 = 0;
  syz_usb_ep_write(r[0], 0x83, 0x12, 0x200005c0);
  *(uint8_t*)0x20000040 = 0;
  *(uint8_t*)0x20000041 = 0;
  *(uint16_t*)0x20000042 = htobe16(0xa);
  memcpy((void*)0x20000044, "\x07\x12\x70\x6e", 4);
  *(uint16_t*)0x20000048 = htobe16(3);
  *(uint16_t*)0x2000004a = htobe16(0x100);
  *(uint8_t*)0x2000004c = 0;
  *(uint8_t*)0x2000004d = 0;
  *(uint16_t*)0x2000004e = htobe16(0);
  *(uint8_t*)0x20000050 = 0;
  *(uint8_t*)0x20000051 = 0;
  syz_usb_ep_write(r[0], 0x83, 0xffffffffffffff9c, 0x20000040);
  return 0;
}