// https://syzkaller.appspot.com/bug?id=f3f221579f4ef7e9691281f3c6f56c05f83e8490 // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static unsigned long long procid; static void sleep_ms(uint64_t ms) { usleep(ms * 1000); } static uint64_t current_time_ms(void) { struct timespec ts; if (clock_gettime(CLOCK_MONOTONIC, &ts)) exit(1); return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000; } static bool write_file(const char* file, const char* what, ...) { char buf[1024]; va_list args; va_start(args, what); vsnprintf(buf, sizeof(buf), what, args); va_end(args); buf[sizeof(buf) - 1] = 0; int len = strlen(buf); int fd = open(file, O_WRONLY | O_CLOEXEC); if (fd == -1) return false; if (write(fd, buf, len) != len) { int err = errno; close(fd); errno = err; return false; } close(fd); return true; } #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, 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_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_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 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; 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); } static void kill_and_wait(int pid, int* status) { kill(-pid, SIGKILL); kill(pid, SIGKILL); for (int i = 0; i < 100; i++) { if (waitpid(-1, status, WNOHANG | __WALL) == pid) return; usleep(1000); } DIR* dir = opendir("/sys/fs/fuse/connections"); if (dir) { for (;;) { struct dirent* ent = readdir(dir); if (!ent) break; if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0) continue; char abort[300]; snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name); int fd = open(abort, O_WRONLY); if (fd == -1) { continue; } if (write(fd, abort, 1) < 0) { } close(fd); } closedir(dir); } else { } while (waitpid(-1, status, __WALL) != pid) { } } static void setup_test() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); write_file("/proc/self/oom_score_adj", "1000"); } static void execute_one(void); #define WAIT_FLAGS __WALL static void loop(void) { int iter = 0; for (;; iter++) { int pid = fork(); if (pid < 0) exit(1); if (pid == 0) { setup_test(); execute_one(); exit(0); } int status = 0; uint64_t start = current_time_ms(); for (;;) { if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid) break; sleep_ms(1); if (current_time_ms() - start < 5000) continue; kill_and_wait(pid, &status); break; } } } void execute_one(void) { *(uint8_t*)0x200003c0 = 0x12; *(uint8_t*)0x200003c1 = 1; *(uint16_t*)0x200003c2 = 0x251; *(uint8_t*)0x200003c4 = 0x61; *(uint8_t*)0x200003c5 = 0x94; *(uint8_t*)0x200003c6 = 0x82; *(uint8_t*)0x200003c7 = 0x40; *(uint16_t*)0x200003c8 = 0x1110; *(uint16_t*)0x200003ca = 0x9010; *(uint16_t*)0x200003cc = 0x7cae; *(uint8_t*)0x200003ce = 1; *(uint8_t*)0x200003cf = 2; *(uint8_t*)0x200003d0 = 3; *(uint8_t*)0x200003d1 = 1; *(uint8_t*)0x200003d2 = 9; *(uint8_t*)0x200003d3 = 2; *(uint16_t*)0x200003d4 = 0x28e; *(uint8_t*)0x200003d6 = 4; *(uint8_t*)0x200003d7 = 0; *(uint8_t*)0x200003d8 = 0x80; *(uint8_t*)0x200003d9 = 0xe0; *(uint8_t*)0x200003da = 0x40; *(uint8_t*)0x200003db = 9; *(uint8_t*)0x200003dc = 4; *(uint8_t*)0x200003dd = 0x2b; *(uint8_t*)0x200003de = 0x8b; *(uint8_t*)0x200003df = 5; *(uint8_t*)0x200003e0 = 0x2d; *(uint8_t*)0x200003e1 = 0x9d; *(uint8_t*)0x200003e2 = 0x40; *(uint8_t*)0x200003e3 = 9; *(uint8_t*)0x200003e4 = 9; *(uint8_t*)0x200003e5 = 0x24; *(uint8_t*)0x200003e6 = 2; *(uint8_t*)0x200003e7 = 2; *(uint16_t*)0x200003e8 = 0xfff8; *(uint16_t*)0x200003ea = 8; *(uint8_t*)0x200003ec = 0x81; *(uint8_t*)0x200003ed = 7; *(uint8_t*)0x200003ee = 0x24; *(uint8_t*)0x200003ef = 1; *(uint8_t*)0x200003f0 = 6; *(uint8_t*)0x200003f1 = 3; *(uint16_t*)0x200003f2 = 0x1001; *(uint8_t*)0x200003f4 = 9; *(uint8_t*)0x200003f5 = 0x24; *(uint8_t*)0x200003f6 = 2; *(uint8_t*)0x200003f7 = 2; *(uint16_t*)0x200003f8 = 0x20; *(uint16_t*)0x200003fa = 2; *(uint8_t*)0x200003fc = 3; *(uint8_t*)0x200003fd = 8; *(uint8_t*)0x200003fe = 0x24; *(uint8_t*)0x200003ff = 2; *(uint8_t*)0x20000400 = 1; *(uint8_t*)0x20000401 = 1; *(uint8_t*)0x20000402 = 2; *(uint8_t*)0x20000403 = 0; *(uint8_t*)0x20000404 = -1; *(uint8_t*)0x20000405 = 9; *(uint8_t*)0x20000406 = 5; *(uint8_t*)0x20000407 = 6; *(uint8_t*)0x20000408 = 4; *(uint16_t*)0x20000409 = 0x10; *(uint8_t*)0x2000040b = 0x40; *(uint8_t*)0x2000040c = 4; *(uint8_t*)0x2000040d = 5; *(uint8_t*)0x2000040e = 7; *(uint8_t*)0x2000040f = 0x25; *(uint8_t*)0x20000410 = 1; *(uint8_t*)0x20000411 = 0x82; *(uint8_t*)0x20000412 = 0; *(uint16_t*)0x20000413 = 0x8000; *(uint8_t*)0x20000415 = 9; *(uint8_t*)0x20000416 = 5; *(uint8_t*)0x20000417 = 0xa; *(uint8_t*)0x20000418 = 0; *(uint16_t*)0x20000419 = 0x20; *(uint8_t*)0x2000041b = 0x81; *(uint8_t*)0x2000041c = 0x34; *(uint8_t*)0x2000041d = 7; *(uint8_t*)0x2000041e = 2; *(uint8_t*)0x2000041f = 0x10; *(uint8_t*)0x20000420 = 9; *(uint8_t*)0x20000421 = 5; *(uint8_t*)0x20000422 = 9; *(uint8_t*)0x20000423 = 3; *(uint16_t*)0x20000424 = 0x3ff; *(uint8_t*)0x20000426 = 0x8d; *(uint8_t*)0x20000427 = 0x20; *(uint8_t*)0x20000428 = 0xad; *(uint8_t*)0x20000429 = 7; *(uint8_t*)0x2000042a = 0x25; *(uint8_t*)0x2000042b = 1; *(uint8_t*)0x2000042c = 0; *(uint8_t*)0x2000042d = 1; *(uint16_t*)0x2000042e = 0x81; *(uint8_t*)0x20000430 = 2; *(uint8_t*)0x20000431 = 0x10; *(uint8_t*)0x20000432 = 9; *(uint8_t*)0x20000433 = 5; *(uint8_t*)0x20000434 = 0xb; *(uint8_t*)0x20000435 = 0; *(uint16_t*)0x20000436 = 0x10; *(uint8_t*)0x20000438 = 1; *(uint8_t*)0x20000439 = 1; *(uint8_t*)0x2000043a = 9; *(uint8_t*)0x2000043b = 7; *(uint8_t*)0x2000043c = 0x25; *(uint8_t*)0x2000043d = 1; *(uint8_t*)0x2000043e = 0x83; *(uint8_t*)0x2000043f = 8; *(uint16_t*)0x20000440 = 3; *(uint8_t*)0x20000442 = 9; *(uint8_t*)0x20000443 = 5; *(uint8_t*)0x20000444 = 0x80; *(uint8_t*)0x20000445 = 0x10; *(uint16_t*)0x20000446 = 0x400; *(uint8_t*)0x20000448 = 0; *(uint8_t*)0x20000449 = 0x7f; *(uint8_t*)0x2000044a = 0x27; *(uint8_t*)0x2000044b = 7; *(uint8_t*)0x2000044c = 0x25; *(uint8_t*)0x2000044d = 1; *(uint8_t*)0x2000044e = 0x81; *(uint8_t*)0x2000044f = 0xfd; *(uint16_t*)0x20000450 = 3; *(uint8_t*)0x20000452 = 9; *(uint8_t*)0x20000453 = 4; *(uint8_t*)0x20000454 = 0xcf; *(uint8_t*)0x20000455 = 0x83; *(uint8_t*)0x20000456 = 8; *(uint8_t*)0x20000457 = 0xb7; *(uint8_t*)0x20000458 = 0x96; *(uint8_t*)0x20000459 = 0xbc; *(uint8_t*)0x2000045a = 6; *(uint8_t*)0x2000045b = 9; *(uint8_t*)0x2000045c = 0x21; *(uint16_t*)0x2000045d = 3; *(uint8_t*)0x2000045f = 5; *(uint8_t*)0x20000460 = 1; *(uint8_t*)0x20000461 = 0x22; *(uint16_t*)0x20000462 = 0x762; *(uint8_t*)0x20000464 = 9; *(uint8_t*)0x20000465 = 5; *(uint8_t*)0x20000466 = 0xa; *(uint8_t*)0x20000467 = 0; *(uint16_t*)0x20000468 = 0x200; *(uint8_t*)0x2000046a = 0x73; *(uint8_t*)0x2000046b = 8; *(uint8_t*)0x2000046c = 0x7f; *(uint8_t*)0x2000046d = 7; *(uint8_t*)0x2000046e = 0x25; *(uint8_t*)0x2000046f = 1; *(uint8_t*)0x20000470 = 0x82; *(uint8_t*)0x20000471 = 3; *(uint16_t*)0x20000472 = -1; *(uint8_t*)0x20000474 = 9; *(uint8_t*)0x20000475 = 5; *(uint8_t*)0x20000476 = 6; *(uint8_t*)0x20000477 = 0x10; *(uint16_t*)0x20000478 = 0x40; *(uint8_t*)0x2000047a = 7; *(uint8_t*)0x2000047b = 0x40; *(uint8_t*)0x2000047c = 3; *(uint8_t*)0x2000047d = 7; *(uint8_t*)0x2000047e = 0x25; *(uint8_t*)0x2000047f = 1; *(uint8_t*)0x20000480 = 0; *(uint8_t*)0x20000481 = 7; *(uint16_t*)0x20000482 = 0x1000; *(uint8_t*)0x20000484 = 9; *(uint8_t*)0x20000485 = 5; *(uint8_t*)0x20000486 = 0xb; *(uint8_t*)0x20000487 = 3; *(uint16_t*)0x20000488 = 0x200; *(uint8_t*)0x2000048a = 2; *(uint8_t*)0x2000048b = 0; *(uint8_t*)0x2000048c = 0x1c; *(uint8_t*)0x2000048d = 2; *(uint8_t*)0x2000048e = 0x21; *(uint8_t*)0x2000048f = 9; *(uint8_t*)0x20000490 = 5; *(uint8_t*)0x20000491 = 0xb; *(uint8_t*)0x20000492 = 2; *(uint16_t*)0x20000493 = 0x3ff; *(uint8_t*)0x20000495 = 5; *(uint8_t*)0x20000496 = 0x3f; *(uint8_t*)0x20000497 = 7; *(uint8_t*)0x20000498 = 2; *(uint8_t*)0x20000499 = 8; *(uint8_t*)0x2000049a = 7; *(uint8_t*)0x2000049b = 0x25; *(uint8_t*)0x2000049c = 1; *(uint8_t*)0x2000049d = 0x40; *(uint8_t*)0x2000049e = 9; *(uint16_t*)0x2000049f = 2; *(uint8_t*)0x200004a1 = 9; *(uint8_t*)0x200004a2 = 5; *(uint8_t*)0x200004a3 = 0xd; *(uint8_t*)0x200004a4 = 3; *(uint16_t*)0x200004a5 = 0x40; *(uint8_t*)0x200004a7 = 1; *(uint8_t*)0x200004a8 = -1; *(uint8_t*)0x200004a9 = 1; *(uint8_t*)0x200004aa = 7; *(uint8_t*)0x200004ab = 0x25; *(uint8_t*)0x200004ac = 1; *(uint8_t*)0x200004ad = 2; *(uint8_t*)0x200004ae = 0xe6; *(uint16_t*)0x200004af = 9; *(uint8_t*)0x200004b1 = 9; *(uint8_t*)0x200004b2 = 5; *(uint8_t*)0x200004b3 = 3; *(uint8_t*)0x200004b4 = 4; *(uint16_t*)0x200004b5 = 0x200; *(uint8_t*)0x200004b7 = 0x9e; *(uint8_t*)0x200004b8 = 0x3f; *(uint8_t*)0x200004b9 = 9; *(uint8_t*)0x200004ba = 2; *(uint8_t*)0x200004bb = 5; *(uint8_t*)0x200004bc = 7; *(uint8_t*)0x200004bd = 0x25; *(uint8_t*)0x200004be = 1; *(uint8_t*)0x200004bf = 2; *(uint8_t*)0x200004c0 = 5; *(uint16_t*)0x200004c1 = 0x800; *(uint8_t*)0x200004c3 = 9; *(uint8_t*)0x200004c4 = 5; *(uint8_t*)0x200004c5 = 6; *(uint8_t*)0x200004c6 = 2; *(uint16_t*)0x200004c7 = 0x20; *(uint8_t*)0x200004c9 = 0x8e; *(uint8_t*)0x200004ca = 8; *(uint8_t*)0x200004cb = 0x80; *(uint8_t*)0x200004cc = 2; *(uint8_t*)0x200004cd = 0xc; *(uint8_t*)0x200004ce = 2; *(uint8_t*)0x200004cf = 0x21; *(uint8_t*)0x200004d0 = 9; *(uint8_t*)0x200004d1 = 5; *(uint8_t*)0x200004d2 = 7; *(uint8_t*)0x200004d3 = 1; *(uint16_t*)0x200004d4 = 0x10; *(uint8_t*)0x200004d6 = 0; *(uint8_t*)0x200004d7 = 8; *(uint8_t*)0x200004d8 = 6; *(uint8_t*)0x200004d9 = 2; *(uint8_t*)0x200004da = 0xa; *(uint8_t*)0x200004db = 9; *(uint8_t*)0x200004dc = 4; *(uint8_t*)0x200004dd = 0x3c; *(uint8_t*)0x200004de = 6; *(uint8_t*)0x200004df = 0xe; *(uint8_t*)0x200004e0 = 0x83; *(uint8_t*)0x200004e1 = 0x1f; *(uint8_t*)0x200004e2 = 0x67; *(uint8_t*)0x200004e3 = 3; *(uint8_t*)0x200004e4 = 5; *(uint8_t*)0x200004e5 = 0x24; *(uint8_t*)0x200004e6 = 6; *(uint8_t*)0x200004e7 = 0; *(uint8_t*)0x200004e8 = 0; *(uint8_t*)0x200004e9 = 5; *(uint8_t*)0x200004ea = 0x24; *(uint8_t*)0x200004eb = 0; *(uint16_t*)0x200004ec = 7; *(uint8_t*)0x200004ee = 0xd; *(uint8_t*)0x200004ef = 0x24; *(uint8_t*)0x200004f0 = 0xf; *(uint8_t*)0x200004f1 = 1; *(uint32_t*)0x200004f2 = 0x10000; *(uint16_t*)0x200004f6 = 0x1593; *(uint16_t*)0x200004f8 = 0; *(uint8_t*)0x200004fa = 3; *(uint8_t*)0x200004fb = 8; *(uint8_t*)0x200004fc = 0x24; *(uint8_t*)0x200004fd = 0x1c; *(uint16_t*)0x200004fe = 0x280; *(uint8_t*)0x20000500 = 7; *(uint16_t*)0x20000501 = 0xb7; *(uint8_t*)0x20000503 = 9; *(uint8_t*)0x20000504 = 5; *(uint8_t*)0x20000505 = 1; *(uint8_t*)0x20000506 = 0; *(uint16_t*)0x20000507 = 0x20; *(uint8_t*)0x20000509 = 6; *(uint8_t*)0x2000050a = 7; *(uint8_t*)0x2000050b = 0; *(uint8_t*)0x2000050c = 2; *(uint8_t*)0x2000050d = 9; *(uint8_t*)0x2000050e = 9; *(uint8_t*)0x2000050f = 5; *(uint8_t*)0x20000510 = 0x18; *(uint8_t*)0x20000511 = 8; *(uint16_t*)0x20000512 = 0x200; *(uint8_t*)0x20000514 = 0xfc; *(uint8_t*)0x20000515 = 8; *(uint8_t*)0x20000516 = 0x10; *(uint8_t*)0x20000517 = 2; *(uint8_t*)0x20000518 = 0x13; *(uint8_t*)0x20000519 = 7; *(uint8_t*)0x2000051a = 0x25; *(uint8_t*)0x2000051b = 1; *(uint8_t*)0x2000051c = 0; *(uint8_t*)0x2000051d = 1; *(uint16_t*)0x2000051e = 2; *(uint8_t*)0x20000520 = 9; *(uint8_t*)0x20000521 = 5; *(uint8_t*)0x20000522 = 0xd; *(uint8_t*)0x20000523 = 3; *(uint16_t*)0x20000524 = 0x200; *(uint8_t*)0x20000526 = 0x80; *(uint8_t*)0x20000527 = 0; *(uint8_t*)0x20000528 = 0x80; *(uint8_t*)0x20000529 = 2; *(uint8_t*)0x2000052a = 0xc; *(uint8_t*)0x2000052b = 9; *(uint8_t*)0x2000052c = 5; *(uint8_t*)0x2000052d = 0xf; *(uint8_t*)0x2000052e = 0x10; *(uint16_t*)0x2000052f = 0x3ff; *(uint8_t*)0x20000531 = 0xd0; *(uint8_t*)0x20000532 = 6; *(uint8_t*)0x20000533 = 0; *(uint8_t*)0x20000534 = 2; *(uint8_t*)0x20000535 = 0xa; *(uint8_t*)0x20000536 = 9; *(uint8_t*)0x20000537 = 5; *(uint8_t*)0x20000538 = 0xa; *(uint8_t*)0x20000539 = 3; *(uint16_t*)0x2000053a = 0x40; *(uint8_t*)0x2000053c = 7; *(uint8_t*)0x2000053d = 0x81; *(uint8_t*)0x2000053e = 0x80; *(uint8_t*)0x2000053f = 2; *(uint8_t*)0x20000540 = 0x11; *(uint8_t*)0x20000541 = 9; *(uint8_t*)0x20000542 = 5; *(uint8_t*)0x20000543 = 0x80; *(uint8_t*)0x20000544 = 3; *(uint16_t*)0x20000545 = 0x20; *(uint8_t*)0x20000547 = 0x3d; *(uint8_t*)0x20000548 = 0x7f; *(uint8_t*)0x20000549 = 0xaf; *(uint8_t*)0x2000054a = 7; *(uint8_t*)0x2000054b = 0x25; *(uint8_t*)0x2000054c = 1; *(uint8_t*)0x2000054d = 1; *(uint8_t*)0x2000054e = 6; *(uint16_t*)0x2000054f = 0xff; *(uint8_t*)0x20000551 = 9; *(uint8_t*)0x20000552 = 5; *(uint8_t*)0x20000553 = 5; *(uint8_t*)0x20000554 = 0x10; *(uint16_t*)0x20000555 = 0x20; *(uint8_t*)0x20000557 = 3; *(uint8_t*)0x20000558 = 7; *(uint8_t*)0x20000559 = 2; *(uint8_t*)0x2000055a = 7; *(uint8_t*)0x2000055b = 0x25; *(uint8_t*)0x2000055c = 1; *(uint8_t*)0x2000055d = 0; *(uint8_t*)0x2000055e = 5; *(uint16_t*)0x2000055f = 0x632; *(uint8_t*)0x20000561 = 9; *(uint8_t*)0x20000562 = 5; *(uint8_t*)0x20000563 = 8; *(uint8_t*)0x20000564 = 8; *(uint16_t*)0x20000565 = 0x7df; *(uint8_t*)0x20000567 = 1; *(uint8_t*)0x20000568 = 6; *(uint8_t*)0x20000569 = 0x4d; *(uint8_t*)0x2000056a = 7; *(uint8_t*)0x2000056b = 0x25; *(uint8_t*)0x2000056c = 1; *(uint8_t*)0x2000056d = 0x81; *(uint8_t*)0x2000056e = 0xd; *(uint16_t*)0x2000056f = 0x9f; *(uint8_t*)0x20000571 = 9; *(uint8_t*)0x20000572 = 5; *(uint8_t*)0x20000573 = 0xa; *(uint8_t*)0x20000574 = 0; *(uint16_t*)0x20000575 = 0x40; *(uint8_t*)0x20000577 = 4; *(uint8_t*)0x20000578 = 2; *(uint8_t*)0x20000579 = -1; *(uint8_t*)0x2000057a = 2; *(uint8_t*)0x2000057b = 9; *(uint8_t*)0x2000057c = 2; *(uint8_t*)0x2000057d = 3; *(uint8_t*)0x2000057e = 9; *(uint8_t*)0x2000057f = 5; *(uint8_t*)0x20000580 = 0xd; *(uint8_t*)0x20000581 = 3; *(uint16_t*)0x20000582 = 8; *(uint8_t*)0x20000584 = 0x40; *(uint8_t*)0x20000585 = 4; *(uint8_t*)0x20000586 = 0xd4; *(uint8_t*)0x20000587 = 7; *(uint8_t*)0x20000588 = 0x25; *(uint8_t*)0x20000589 = 1; *(uint8_t*)0x2000058a = 3; *(uint8_t*)0x2000058b = 1; *(uint16_t*)0x2000058c = 9; *(uint8_t*)0x2000058e = 9; *(uint8_t*)0x2000058f = 5; *(uint8_t*)0x20000590 = 1; *(uint8_t*)0x20000591 = 8; *(uint16_t*)0x20000592 = 0x200; *(uint8_t*)0x20000594 = 6; *(uint8_t*)0x20000595 = 0x84; *(uint8_t*)0x20000596 = 9; *(uint8_t*)0x20000597 = 2; *(uint8_t*)0x20000598 = 9; *(uint8_t*)0x20000599 = 9; *(uint8_t*)0x2000059a = 5; *(uint8_t*)0x2000059b = 3; *(uint8_t*)0x2000059c = 0; *(uint16_t*)0x2000059d = 8; *(uint8_t*)0x2000059f = -1; *(uint8_t*)0x200005a0 = 6; *(uint8_t*)0x200005a1 = 7; *(uint8_t*)0x200005a2 = 2; *(uint8_t*)0x200005a3 = 5; *(uint8_t*)0x200005a4 = 9; *(uint8_t*)0x200005a5 = 5; *(uint8_t*)0x200005a6 = 0xd; *(uint8_t*)0x200005a7 = 0; *(uint16_t*)0x200005a8 = 0x20; *(uint8_t*)0x200005aa = 4; *(uint8_t*)0x200005ab = 5; *(uint8_t*)0x200005ac = 8; *(uint8_t*)0x200005ad = 7; *(uint8_t*)0x200005ae = 0x25; *(uint8_t*)0x200005af = 1; *(uint8_t*)0x200005b0 = 0x80; *(uint8_t*)0x200005b1 = -1; *(uint16_t*)0x200005b2 = 2; *(uint8_t*)0x200005b4 = 9; *(uint8_t*)0x200005b5 = 5; *(uint8_t*)0x200005b6 = 0x80; *(uint8_t*)0x200005b7 = 0; *(uint16_t*)0x200005b8 = 0x400; *(uint8_t*)0x200005ba = 0xe7; *(uint8_t*)0x200005bb = 9; *(uint8_t*)0x200005bc = 8; *(uint8_t*)0x200005bd = 2; *(uint8_t*)0x200005be = 0x23; *(uint8_t*)0x200005bf = 9; *(uint8_t*)0x200005c0 = 4; *(uint8_t*)0x200005c1 = 0xe2; *(uint8_t*)0x200005c2 = 2; *(uint8_t*)0x200005c3 = 0xb; *(uint8_t*)0x200005c4 = 0x76; *(uint8_t*)0x200005c5 = 0x37; *(uint8_t*)0x200005c6 = 0xeb; *(uint8_t*)0x200005c7 = 0x1f; *(uint8_t*)0x200005c8 = 2; *(uint8_t*)0x200005c9 = 0x22; *(uint8_t*)0x200005ca = 9; *(uint8_t*)0x200005cb = 5; *(uint8_t*)0x200005cc = 0xa; *(uint8_t*)0x200005cd = 8; *(uint16_t*)0x200005ce = 0x20; *(uint8_t*)0x200005d0 = -1; *(uint8_t*)0x200005d1 = 0; *(uint8_t*)0x200005d2 = 4; *(uint8_t*)0x200005d3 = 2; *(uint8_t*)0x200005d4 = 5; *(uint8_t*)0x200005d5 = 9; *(uint8_t*)0x200005d6 = 5; *(uint8_t*)0x200005d7 = 0xa; *(uint8_t*)0x200005d8 = 0x10; *(uint16_t*)0x200005d9 = 0x40; *(uint8_t*)0x200005db = 9; *(uint8_t*)0x200005dc = 5; *(uint8_t*)0x200005dd = 3; *(uint8_t*)0x200005de = 2; *(uint8_t*)0x200005df = 7; *(uint8_t*)0x200005e0 = 9; *(uint8_t*)0x200005e1 = 5; *(uint8_t*)0x200005e2 = 0x80; *(uint8_t*)0x200005e3 = 8; *(uint16_t*)0x200005e4 = 8; *(uint8_t*)0x200005e6 = 0x81; *(uint8_t*)0x200005e7 = 7; *(uint8_t*)0x200005e8 = 0x40; *(uint8_t*)0x200005e9 = 7; *(uint8_t*)0x200005ea = 0x25; *(uint8_t*)0x200005eb = 1; *(uint8_t*)0x200005ec = 0x86; *(uint8_t*)0x200005ed = 0x7f; *(uint16_t*)0x200005ee = 5; *(uint8_t*)0x200005f0 = 9; *(uint8_t*)0x200005f1 = 5; *(uint8_t*)0x200005f2 = 0xc; *(uint8_t*)0x200005f3 = 1; *(uint16_t*)0x200005f4 = 8; *(uint8_t*)0x200005f6 = 0; *(uint8_t*)0x200005f7 = 2; *(uint8_t*)0x200005f8 = 0; *(uint8_t*)0x200005f9 = 2; *(uint8_t*)0x200005fa = 6; *(uint8_t*)0x200005fb = 9; *(uint8_t*)0x200005fc = 5; *(uint8_t*)0x200005fd = 0xa; *(uint8_t*)0x200005fe = 2; *(uint16_t*)0x200005ff = 0x40; *(uint8_t*)0x20000601 = 6; *(uint8_t*)0x20000602 = 6; *(uint8_t*)0x20000603 = 5; *(uint8_t*)0x20000604 = 2; *(uint8_t*)0x20000605 = 0; *(uint8_t*)0x20000606 = 2; *(uint8_t*)0x20000607 = 0x23; *(uint8_t*)0x20000608 = 9; *(uint8_t*)0x20000609 = 5; *(uint8_t*)0x2000060a = 6; *(uint8_t*)0x2000060b = 3; *(uint16_t*)0x2000060c = 0x28; *(uint8_t*)0x2000060e = 0x80; *(uint8_t*)0x2000060f = 0x40; *(uint8_t*)0x20000610 = 8; *(uint8_t*)0x20000611 = 7; *(uint8_t*)0x20000612 = 0x25; *(uint8_t*)0x20000613 = 1; *(uint8_t*)0x20000614 = 2; *(uint8_t*)0x20000615 = 0x80; *(uint16_t*)0x20000616 = 0x401; *(uint8_t*)0x20000618 = 9; *(uint8_t*)0x20000619 = 5; *(uint8_t*)0x2000061a = 0xd; *(uint8_t*)0x2000061b = 0x10; *(uint16_t*)0x2000061c = 8; *(uint8_t*)0x2000061e = 0xa5; *(uint8_t*)0x2000061f = 6; *(uint8_t*)0x20000620 = 4; *(uint8_t*)0x20000621 = 2; *(uint8_t*)0x20000622 = 9; *(uint8_t*)0x20000623 = 9; *(uint8_t*)0x20000624 = 5; *(uint8_t*)0x20000625 = 9; *(uint8_t*)0x20000626 = 0; *(uint16_t*)0x20000627 = 0x200; *(uint8_t*)0x20000629 = 0xe0; *(uint8_t*)0x2000062a = -1; *(uint8_t*)0x2000062b = 3; *(uint8_t*)0x2000062c = 2; *(uint8_t*)0x2000062d = 0x21; *(uint8_t*)0x2000062e = 9; *(uint8_t*)0x2000062f = 5; *(uint8_t*)0x20000630 = 0xe; *(uint8_t*)0x20000631 = 0x10; *(uint16_t*)0x20000632 = 8; *(uint8_t*)0x20000634 = 7; *(uint8_t*)0x20000635 = 0x60; *(uint8_t*)0x20000636 = 1; *(uint8_t*)0x20000637 = 7; *(uint8_t*)0x20000638 = 0x25; *(uint8_t*)0x20000639 = 1; *(uint8_t*)0x2000063a = 2; *(uint8_t*)0x2000063b = 7; *(uint16_t*)0x2000063c = 7; *(uint8_t*)0x2000063e = 9; *(uint8_t*)0x2000063f = 5; *(uint8_t*)0x20000640 = 1; *(uint8_t*)0x20000641 = 0x12; *(uint16_t*)0x20000642 = 8; *(uint8_t*)0x20000644 = 7; *(uint8_t*)0x20000645 = 0; *(uint8_t*)0x20000646 = 0xeb; *(uint8_t*)0x20000647 = 7; *(uint8_t*)0x20000648 = 0x25; *(uint8_t*)0x20000649 = 1; *(uint8_t*)0x2000064a = 0x83; *(uint8_t*)0x2000064b = 7; *(uint16_t*)0x2000064c = 2; *(uint8_t*)0x2000064e = 9; *(uint8_t*)0x2000064f = 5; *(uint8_t*)0x20000650 = 1; *(uint8_t*)0x20000651 = 0x10; *(uint16_t*)0x20000652 = 0x220; *(uint8_t*)0x20000654 = 0xce; *(uint8_t*)0x20000655 = 0x79; *(uint8_t*)0x20000656 = 4; *(uint8_t*)0x20000657 = 2; *(uint8_t*)0x20000658 = 8; *(uint8_t*)0x20000659 = 7; *(uint8_t*)0x2000065a = 0x25; *(uint8_t*)0x2000065b = 1; *(uint8_t*)0x2000065c = 0x80; *(uint8_t*)0x2000065d = 2; *(uint16_t*)0x2000065e = 5; *(uint32_t*)0x20001380 = 0; *(uint64_t*)0x20001384 = 0; *(uint32_t*)0x2000138c = 0; *(uint64_t*)0x20001390 = 0; *(uint32_t*)0x20001398 = 5; *(uint32_t*)0x2000139c = 0; *(uint64_t*)0x200013a0 = 0; *(uint32_t*)0x200013a8 = 0; *(uint64_t*)0x200013ac = 0; *(uint32_t*)0x200013b4 = 0; *(uint64_t*)0x200013b8 = 0; *(uint32_t*)0x200013c0 = 0; *(uint64_t*)0x200013c4 = 0; *(uint32_t*)0x200013cc = 0; *(uint64_t*)0x200013d0 = 0; syz_usb_connect(5, 0x2a0, 0x200003c0, 0x20001380); } 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); loop(); return 0; }