// https://syzkaller.appspot.com/bug?id=81d64408e8ffdbe2e7685561e34fe5de33877acb // 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 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 USB_DEBUG 0 #define USB_MAX_EP_NUM 32 struct usb_device_index { struct usb_device_descriptor* dev; struct usb_config_descriptor* config; unsigned config_length; struct usb_interface_descriptor* iface; struct usb_endpoint_descriptor* eps[USB_MAX_EP_NUM]; unsigned eps_num; }; static bool parse_usb_descriptor(char* buffer, size_t length, struct usb_device_index* index) { if (length < sizeof(*index->dev) + sizeof(*index->config) + sizeof(*index->iface)) return false; index->dev = (struct usb_device_descriptor*)buffer; index->config = (struct usb_config_descriptor*)(buffer + sizeof(*index->dev)); index->config_length = length - sizeof(*index->dev); index->iface = (struct usb_interface_descriptor*)(buffer + sizeof(*index->dev) + sizeof(*index->config)); index->eps_num = 0; 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_ENDPOINT) { index->eps[index->eps_num] = (struct usb_endpoint_descriptor*)(buffer + offset); index->eps_num++; } if (index->eps_num == USB_MAX_EP_NUM) break; offset += desc_length; } return true; } enum usb_fuzzer_event_type { USB_FUZZER_EVENT_INVALID, USB_FUZZER_EVENT_CONNECT, USB_FUZZER_EVENT_DISCONNECT, USB_FUZZER_EVENT_SUSPEND, USB_FUZZER_EVENT_RESUME, USB_FUZZER_EVENT_CONTROL, }; struct usb_fuzzer_event { uint32_t type; uint32_t length; char data[0]; }; struct usb_fuzzer_init { uint64_t speed; const char* driver_name; const char* device_name; }; struct usb_fuzzer_ep_io { uint16_t ep; uint16_t flags; uint32_t length; char data[0]; }; #define USB_FUZZER_IOCTL_INIT _IOW('U', 0, struct usb_fuzzer_init) #define USB_FUZZER_IOCTL_RUN _IO('U', 1) #define USB_FUZZER_IOCTL_EVENT_FETCH _IOR('U', 2, struct usb_fuzzer_event) #define USB_FUZZER_IOCTL_EP0_WRITE _IOW('U', 3, struct usb_fuzzer_ep_io) #define USB_FUZZER_IOCTL_EP0_READ _IOWR('U', 4, struct usb_fuzzer_ep_io) #define USB_FUZZER_IOCTL_EP_ENABLE _IOW('U', 5, struct usb_endpoint_descriptor) #define USB_FUZZER_IOCTL_EP_WRITE _IOW('U', 7, struct usb_fuzzer_ep_io) #define USB_FUZZER_IOCTL_EP_READ _IOWR('U', 8, struct usb_fuzzer_ep_io) #define USB_FUZZER_IOCTL_CONFIGURE _IO('U', 9) #define USB_FUZZER_IOCTL_VBUS_DRAW _IOW('U', 10, uint32_t) int usb_fuzzer_open() { return open("/sys/kernel/debug/usb-fuzzer", O_RDWR); } int usb_fuzzer_init(int fd, uint32_t speed, const char* driver, const char* device) { struct usb_fuzzer_init arg; arg.speed = speed; arg.driver_name = driver; arg.device_name = device; return ioctl(fd, USB_FUZZER_IOCTL_INIT, &arg); } int usb_fuzzer_run(int fd) { return ioctl(fd, USB_FUZZER_IOCTL_RUN, 0); } int usb_fuzzer_event_fetch(int fd, struct usb_fuzzer_event* event) { return ioctl(fd, USB_FUZZER_IOCTL_EVENT_FETCH, event); } int usb_fuzzer_ep0_write(int fd, struct usb_fuzzer_ep_io* io) { return ioctl(fd, USB_FUZZER_IOCTL_EP0_WRITE, io); } int usb_fuzzer_ep0_read(int fd, struct usb_fuzzer_ep_io* io) { return ioctl(fd, USB_FUZZER_IOCTL_EP0_READ, io); } int usb_fuzzer_ep_write(int fd, struct usb_fuzzer_ep_io* io) { return ioctl(fd, USB_FUZZER_IOCTL_EP_WRITE, io); } int usb_fuzzer_ep_read(int fd, struct usb_fuzzer_ep_io* io) { return ioctl(fd, USB_FUZZER_IOCTL_EP_READ, io); } int usb_fuzzer_ep_enable(int fd, struct usb_endpoint_descriptor* desc) { return ioctl(fd, USB_FUZZER_IOCTL_EP_ENABLE, desc); } int usb_fuzzer_configure(int fd) { return ioctl(fd, USB_FUZZER_IOCTL_CONFIGURE, 0); } int usb_fuzzer_vbus_draw(int fd, uint32_t power) { return ioctl(fd, USB_FUZZER_IOCTL_VBUS_DRAW, power); } #define USB_MAX_PACKET_SIZE 1024 struct usb_fuzzer_control_event { struct usb_fuzzer_event inner; struct usb_ctrlrequest ctrl; char data[USB_MAX_PACKET_SIZE]; }; struct usb_fuzzer_ep_io_data { struct usb_fuzzer_ep_io inner; char data[USB_MAX_PACKET_SIZE]; }; 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 = "syzkaller"; static bool lookup_connect_response(struct vusb_connect_descriptors* descs, struct usb_device_index* index, struct usb_ctrlrequest* ctrl, char** response_data, uint32_t* response_length) { uint8_t str_idx; 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 (str_idx >= descs->strs_len) { *response_data = (char*)default_string; *response_length = strlen(default_string); } else { *response_data = descs->strs[str_idx].str; *response_length = descs->strs[str_idx].len; } return true; case USB_DT_BOS: *response_data = descs->bos; *response_length = descs->bos_len; return true; case USB_DT_DEVICE_QUALIFIER: *response_data = descs->qual; *response_length = descs->qual_len; return true; default: exit(1); return false; } break; default: exit(1); return false; } break; default: exit(1); return false; } return false; } 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; char* dev = (char*)a2; struct vusb_connect_descriptors* descs = (struct vusb_connect_descriptors*)a3; if (!dev) { return -1; } struct usb_device_index index; memset(&index, 0, sizeof(index)); int rv = 0; rv = parse_usb_descriptor(dev, dev_len, &index); if (!rv) { return rv; } int fd = usb_fuzzer_open(); if (fd < 0) { return fd; } char device[32]; sprintf(&device[0], "dummy_udc.%llu", procid); rv = usb_fuzzer_init(fd, speed, "dummy_udc", &device[0]); if (rv < 0) { return rv; } rv = usb_fuzzer_run(fd); if (rv < 0) { return rv; } bool done = false; while (!done) { struct usb_fuzzer_control_event event; event.inner.type = 0; event.inner.length = sizeof(event.ctrl); rv = usb_fuzzer_event_fetch(fd, (struct usb_fuzzer_event*)&event); if (rv < 0) { return rv; } if (event.inner.type != USB_FUZZER_EVENT_CONTROL) continue; bool response_found = false; char* response_data = NULL; uint32_t response_length = 0; if (event.ctrl.bRequestType & USB_DIR_IN) { response_found = lookup_connect_response( descs, &index, &event.ctrl, &response_data, &response_length); if (!response_found) { return -1; } } else { if ((event.ctrl.bRequestType & USB_TYPE_MASK) != USB_TYPE_STANDARD || event.ctrl.bRequest != USB_REQ_SET_CONFIGURATION) { exit(1); return -1; } done = true; } if (done) { rv = usb_fuzzer_vbus_draw(fd, index.config->bMaxPower); if (rv < 0) { return rv; } rv = usb_fuzzer_configure(fd); if (rv < 0) { return rv; } unsigned ep; for (ep = 0; ep < index.eps_num; ep++) { rv = usb_fuzzer_ep_enable(fd, index.eps[ep]); if (rv < 0) { } else { } } } struct usb_fuzzer_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_fuzzer_ep0_write(fd, (struct usb_fuzzer_ep_io*)&response); else rv = usb_fuzzer_ep0_read(fd, (struct usb_fuzzer_ep_io*)&response); if (rv < 0) { return rv; } } sleep_ms(200); return fd; } static void kill_and_wait(int pid, int* status) { kill(-pid, SIGKILL); kill(pid, SIGKILL); int i; for (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; for (iter = 0;; 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 < 5 * 1000) continue; kill_and_wait(pid, &status); break; } } } void execute_one(void) { memcpy((void*)0x20002a00, "\x12\x01\x50\x02\x5e\xaf\x10\x40\x4f\x17\x31\x59\x04\xad\x03\x00\x1f" "\x01\x09\x02\xbc\x00\x01\x73\x01\x20\x06\x09\x04\xbd\x1f\x00\x0e\x01" "\x00\xf7\x07\x24\x14\xff\x00\xfa\xff\x04\x24\x02\x03\x0e\x24\x07\x05" "\x00\x00\xff\x0f\xdc\xa5\x02\x00\x03\x00\x07\x24\x06\x08\x01\xdf\x06" "\x8a\x24\x00\x92\x50\xf6\x3e\x9b\x66\x84\xc6\xbd\x17\x6d\x19\xcb\x7b" "\xf9\x53\xf8\xce\xd0\x8a\xad\x5e\x31\x4e\xf4\xa7\x08\xbb\x18\x4a\xe2" "\x01\x4c\x59\x00\x00\x00\x80\x00\x00\x00\x00\x3f\xd4\xc5\x59\xda\xd0" "\x1c\x2f\xd0\x7a\xde\x85\xcd\x05\x91\x7a\x2b\xf0\x9b\x38\x27\xbb\xb0" "\x96\x95\x84\xd0\xe0\x30\xaf\x95\x4f\x63\xf5\x26\xdf\x61\x43\xb4\xa4" "\x6f\x13\x98\xb8\x47\x43\x1e\x26\xda\xf2\xce\x96\x11\xa5\x01\x8c\x1e" "\xe7\x76\x12\x52\x68\x82\x74\x15\x9d\x54\xfe\x4d\xd9\xd4\x53\x3e\x4e" "\x40\x52\x9b\x9d\xd1\x1f\xef\xf1\x23\x36\xa9\x8d\xd3\x95\x41\xb4\x50" "\xaf\x6f\x77\x78\xa8\xd3\x93\xe7\xf2\xb5\xa9\xae\x40\x30\xae\xcd\xf7" "\x97\xa0\xf7\x1a\xfc\x3f\xda\x5f\x75\xfc\x9a\x09\xab\x8c\xcf\x4e\x40" "\xd1\xb6\xc2\x56\x79\x58\x40\xe6\xc8\xef\xac\x57\xae\x00\x82\x04\x42" "\xff\xef\xfc\xae\xbe\x0b\x96\xf3\x53\x17\x9b\x2a\x6b\x83\x01\x06\x0d" "\x98\x69\xc3\xd2\xa0\xe6\x73\x6c\x05\xd5\xd5\xf8\x1d\xaf\xf1\xa6\x8c" "\x21\xbb\xa0\x2c\xf0\x17\xdf\xd8\x08\x30\xc9\x57\x0e\x2c\x09\xc7\x42" "\xae\x91\x42\xe8\xe6\x6b\xd1\xa5\x44\x09\xd0\x14\xb8\xec\x07\xc7\x09" "\xbf\xa1\xe3\x0b\x0c\xe7\xb7\xa2\x58\x90\xe1\x93\xf0\x8b\x79\x0c\x38" "\xb5\xdd\xfd\xdc\xd9\x9e\x81\x17\xf0\x4a\x79\x27\x31\x97\xcb\x36\x4f" "\x66\x89\x2b\xba\x50\xcb\x32\x76\x77\x60\xab\xa3\xde\xc7\x8d\x8f\xf7" "\x02\xdb\x3a\x42\x8b\xe9\x6f\x7c\x03\x02\xb0\x34\x4f\xb6\x92\x13\xfc" "\x10\x65\xf1\x8a\x65\x0c\xf7\xa5\xa0\x97\xa8\xdc\x2b\x07\x57\x72\xa7" "\xc4\xd8\xb7\x63\x36\x3e\xae\x3b\x45\xed\x45\x76\x67\x8e", 422); memcpy((void*)0x20000080, "\n\000\000\000", 4); *(uint64_t*)0x20000084 = 0x20000000; memcpy((void*)0x20000000, "\x0a\x06\x00\x00\x04\x03\xfc\x20\x02\x00", 10); memcpy((void*)0x2000008c, "\x8b\x00\x00\x00", 4); *(uint64_t*)0x20000090 = 0x20000180; memcpy((void*)0x20000180, "\x05\x0f\x8b\x00\x06\x35\x10\x03\xdb\x5d\xfb\x93\x89\x29\xf5\x3f\x4b" "\x70\x7c\x6a\xd5\xac\xdc\x79\x23\x7d\x7c\x4e\x57\xc1\x04\xa0\x34\xc5" "\xe2\xdc\x98\x9f\x31\x36\x1b\x26\xa8\xfb\xcb\x8e\x5b\x4c\x4a\x25\x54" "\x90\xa9\x48\xb4\x0b\x5e\x1a\x14\x10\x04\xff\x34\x01\xa3\x16\xc7\x5e" "\x12\xf3\xb5\xac\x15\x93\x10\x84\xbd\x4c\x0a\x10\x03\x02\x0d\x00\x01" "\x2a\xfc\x0e\x14\x10\x0a\x01\x22\x00\x00\x00\x0f\x00\x01\x80\x30\xc0" "\x00\x00\x00\x00\x00\x00\x14\x10\x04\x3a\xc1\xe4\x6a\xbe\xa5\x3f\x64" "\xff\x21\x6a\xac\x6d\xeb\xd9\x1c\x83\x0b\x10\x01\x00\x00\x00\x16\x53" "\x04\x00\x08", 139); memcpy((void*)0x20000098, "\x09\x00\x00\x00\xed\x00\x00\x00", 8); *(uint64_t*)0x200000a0 = 0x20000240; memcpy((void*)0x20000240, "\xed\x03\x01\x24\x02\x2b\x55\x0d\x3c\x67\x01\xde\x80\x25\x95\x23\xcf" "\x80\xca\x18\x09\xc9\x9e\xe9\x1a\x82\x2e\x28\x5c\xe6\x5f\x2e\x5b\x10" "\x89\x44\xa0\x02\x16\xa3\xfb\xe4\x16\x58\xd9\x5f\x6d\x82\x33\x54\x50" "\x18\xd1\x18\x3a\xe7\xcb\x23\x7e\x9b\x94\x7f\xbd\x90\xb1\x09\xc5\x57" "\x56\x44\xd9\x90\xe8\x9e\xad\x42\x0c\x55\x6b\x28\x7f\xe3\xaa\xf1\x9c" "\xd6\x03\x55\xc2\x6d\x66\xcd\xd8\x79\x1c\x6b\xe3\x9b\xfa\x4e\x06\x10" "\xfc\x25\xf0\x1a\xd6\x3b\xde\xb6\x3e\xd4\x3b\xff\xf7\x15\xed\xfb\x49" "\x94\xbc\x77\x69\xef\xf3\xf9\x70\xdc\x8f\x27\x13\x1e\x33\xea\x3c\xdd" "\xff\x6d\xab\xd4\x71\xf9\x0a\x4b\x48\x00\xfb\xf4\x29\x4c\x8e\x8e\xcf" "\xd1\x4e\xe6\xb8\xa0\xb5\xbc\xa2\x67\x2d\x03\x3c\x23\x8e\x2d\x6a\x77" "\xf5\xfb\xef\x12\x3c\xe3\x78\xfe\x81\x3d\x12\x17\xb6\x41\x53\x5a\x05" "\x85\xa2\xb5\x44\x9d\x8a\x72\x45\x9d\xd7\xae\x25\xf9\x5e\x2b\x15\xd2" "\x88\xe0\x9a\xd5\xd3\x1f\x1b\x2a\x1c\xe2\x12\x04\xbc\x03\xde\x2e\xc3" "\xda\x8e\x18\x65\x11\xfb\x89\x8c\x34\xb0\x44\x05\x4f\x06\x37\x8e", 237); memcpy((void*)0x200000a8, "\x17\x00\x00\x00", 4); *(uint64_t*)0x200000ac = 0x20000340; memcpy((void*)0x20000340, "\x17\x03\x00\x00\xf5\x60\xd2\x68\x74\xf6\x90\xf8" "\x8e\x67\x1c\xfe\x50\x94\x47\x99\x3d\xd2\x88", 23); memcpy((void*)0x200000b4, "\xa1\x00\x00\x00", 4); *(uint64_t*)0x200000b8 = 0x20000380; memcpy((void*)0x20000380, "\xa1\x03\x1e\x0c\x0d\xc7\x57\x9a\xbd\xa1\xbd\x43\x24\xfa\x14\x7b\x3c" "\xc7\x38\x5a\xf6\xb2\x53\xa0\xfa\xa8\x9d\xd6\xcf\x2f\x63\x46\x72\xca" "\x60\x84\xa2\x10\xc5\xf1\x95\x5a\x24\xd1\xb1\xab\xf2\x5e\xda\x3c\x38" "\x3b\xa3\x22\x27\xa2\x67\xe9\xd0\x18\x5c\x59\x0d\xa5\x16\x4c\x31\xe6" "\xe7\x40\x04\xc6\xa6\x1a\x56\xa3\x1d\xad\xe4\x26\xec\xed\x94\xa8\xf2" "\x3c\x48\x6f\xd4\xcd\x28\xf9\xf8\x82\x7a\x75\x1c\xc7\x6f\x6a\xd0\x08" "\x0c\x8c\x29\xcd\xe3\x48\xb8\xfe\x2a\x4f\xca\xe6\xf9\xfe\x77\x22\xd0" "\xe7\x15\xc9\x10\x61\xc8\xb5\xca\x3a\x55\x64\x53\xf1\x2f\x75\x53\x2b" "\x1d\xaa\xa5\x68\x23\xef\xa1\x0f\xda\xd6\xb6\x79\xc5\x3d\x27\xa5\xfb" "\x8e\x7e\x53\x41\xcd\xda\x3f\x4d", 161); memcpy((void*)0x200000c0, "\x04\x10\x00\x00", 4); *(uint64_t*)0x200000c4 = 0x20000440; memcpy( (void*)0x20000440, "\x04\x03\x4f\x3c\xfe\x27\x2f\x61\x2f\x5a\xd2\x94\x8e\x44\x73\xff\x9f\xa6" "\x7c\x08\xa0\x73\x03\x8b\x78\xae\x95\x2f\xea\x6a\x4f\xfc\xa5\x51\x9c\x53" "\xc6\xea\x3c\xa6\x8e\xba\x52\x06\x89\x83\xb1\x9d\x32\x32\x0f\xdf\xc8\xf7" "\xa6\x14\x40\xc0\x2b\x47\x89\xdb\x62\xbf\x39\x5a\x3f\x75\x06\xc1\xee\x0a" "\x1d\x16\x34\xab\x7b\x6d\x03\x62\xf8\x38\x82\x77\xd0\x1c\x77\x6d\x6d\x8b" "\x2d\x48\xcf\xe5\xda\x76\xbe\xad\x89\x81\xd5\xfb\x3e\x95\x8a\x62\xbc\x67" "\xb0\x40\xe6\xa4\x3a\x06\x86\xc8\xb0\x5c\x05\x46\x00\x1f\x70\xee\xc2\xec" "\xb7\x96\xbd\x5e\xa0\xe8\x02\xd6\xf0\x99\x10\xb3\x5e\xa3\x7d\x07\x06\xe4" "\x1f\xeb\xe3\xfb\xdb\xb0\xd4\x89\xb5\x4a\xfd\xe8\x8f\x00\x19\x31\xb7\x16" "\xbe\x84\xae\xe8\xdd\x9f\x72\x45\xd1\x58\xac\xe4\xf2\x44\xac\xaf\xa9\x46" "\xab\xb1\x59\x15\xe5\x05\x6d\x13\x2a\xcc\xc2\xbc\x12\x87\xde\x97\xc6\xe2" "\x12\x04\xa9\x9e\x78\xad\xcf\x98\x2c\x19\x96\xd1\xca\xcf\xfa\xeb\xb4\xe3" "\x40\xa7\xa4\x46\x67\x80\xab\x77\x21\x00\xe6\xe2\x4b\x48\x93\xd9\x48\xd6" "\xea\xe4\x10\x81\xe1\x7f\x19\x83\x73\xef\x7f\xf9\x0b\x8d\x4e\x51\xe7\x2b" "\x22\xa2\x44\x21\xd1\x97\x97\x65\x82\xa8\x03\x3a\x40\x0c\x26\x32\xd8\xd1" "\x60\xcb\xd9\x6e\xeb\x8c\x58\x24\x17\x4a\x37\x6b\x38\x88\xd2\x62\x7f\x73" "\xf6\xb4\x93\x77\x52\x34\x2f\x7b\xf5\x67\xa1\x8f\x9f\xc7\xf9\x77\x10\xc4" "\x84\x87\x90\xa4\xea\xaa\x52\x63\x2c\x4c\x11\xd5\xcc\xb1\x98\x26\x5c\x5b" "\x6e\x57\xc7\x77\x63\x27\x79\xcb\xfd\x45\x7e\xca\xec\x3d\x97\x62\x04\x34" "\x2b\x66\xff\x18\x05\x46\xe8\x5f\xe5\x01\xe4\x36\x4b\x9a\x2e\x11\x70\xd2" "\x72\xf3\x2e\xe3\x8c\x6c\x6f\x4c\xbc\x5b\x84\x37\xa7\xcf\x5a\x6a\xab\x5d" "\xea\x9d\x02\x85\x14\x06\xc0\x64\x22\x69\xdb\xb5\x18\x08\x25\x2f\xe3\x4a" "\x7d\xdb\x51\xc9\x91\x47\xeb\xd5\x98\x47\xdc\x3f\x9f\x47\x42\xef\x04\x2d" "\xda\x61\xf7\x14\x4b\xb6\x63\x50\xa6\x65\x81\x44\xb2\x19\xe7\xe0\x95\x61" "\xca\xf4\xe9\x46\x6f\x80\x5f\x66\xa1\xef\x2f\x6f\x65\x74\x3c\x8d\x02\x4e" "\x6c\xed\x6b\xa6\xc6\xd5\x51\xac\x3d\xc7\x09\xdc\x1f\x62\xb7\xbb\x25\xb5" "\x66\xf5\x46\x59\x77\x73\xff\xfd\x50\xdf\x5e\x1d\xae\xf0\xf6\x9b\x81\xa5" "\xde\x12\xbd\x7d\xdf\xdf\xe9\x89\xa8\x4e\xdf\x0a\xd0\xff\x3e\xa4\x56\x39" "\xef\x94\x07\xd1\xcc\x50\x86\xa7\x25\x34\xd9\x17\x0c\x2c\xde\x32\x7a\x3c" "\xe6\x8f\x1e\x5e\xea\xb4\xf6\x9f\xbf\x91\x5d\x04\x22\x79\x57\x07\x7c\x90" "\x03\xe1\xdd\xed\xf4\xa6\x52\x33\x44\x56\x4e\x66\x14\x1e\x64\x36\x00\xf5" "\x33\x67\x88\xc0\xc5\xf4\x40\x07\xff\x6a\xd0\x59\xbb\x93\xbf\x15\x1a\x25" "\x94\xba\x6a\xed\xaa\x7f\x45\xf9\x85\x28\x1a\xa6\x11\x4e\xfc\x71\xad\x27" "\xa5\xaf\x9c\x3c\x31\x06\xc4\x1c\xe4\xdf\x48\x2d\x25\x9e\xaf\x67\x99\x96" "\x89\x33\x95\x5b\xc0\xd1\xad\x94\x8a\x5b\x5e\x85\xa8\x61\x3e\xec\x0d\x31" "\x9d\xe8\x80\x08\x22\x19\x4d\xdb\x68\x15\x9e\x59\xaf\x4b\x21\xe4\x75\xe8" "\x25\xfd\x64\x73\x21\xb3\x23\x46\x39\xcf\x44\xeb\x61\x81\xc9\x59\xc9\x50" "\x76\x6d\x26\xe0\x9a\x8b\x23\xd1\xbd\xf2\x96\x86\x51\xf9\x56\xd4\xf3\xbe" "\x5d\x08\x8f\xd3\x9a\x7a\x8c\x1b\xd2\xdb\xbd\x13\xf1\xaf\x8c\x81\xff\xc2" "\x57\x53\x0e\x53\x76\xbf\x42\xad\x16\xe9\xc8\x5e\x57\xe0\xb0\x4c\x18\x76" "\x93\x88\x17\x1c\x49\x70\xec\xc6\xf4\xc2\x9b\x00\xb3\xc1\x73\xdc\xc1\x57" "\xa3\x28\x8c\x56\x8f\x56\x0d\xd6\x17\x7c\x04\x57\xc4\x7d\x09\x91\xeb\xd1" "\x4b\x55\x2f\x93\x5d\xbb\x66\x6f\xe0\x03\xbb\x5f\x65\x9d\x8f\x7f\xe8\x1c" "\x44\xc9\x7e\xc1\xec\xb4\xb5\xbf\x95\x33\x57\xcf\x7a\x85\xc9\x66\x42\xc3" "\x38\xe7\x50\x11\x5b\xe0\x1b\xfd\x3c\xd4\x36\x85\x73\x70\x09\xcb\x17\xd0" "\xb5\x4b\x29\x2f\xfb\x74\xbe\xbe\x76\x4c\x1f\xf9\x3a\x8f\x0e\xb8\x64\xcb" "\xb7\xab\x6d\x54\x67\x6f\xa2\x10\x3d\xd3\xe1\x47\x40\xba\x3e\xcc\x14\xa0" "\x94\x34\xa8\x08\xaa\xe9\xe6\xb6\x0c\x94\x4b\x6c\x54\x3c\x48\x56\x6f\xce" "\x08\x44\x8c\x27\x57\x9f\x77\x72\x13\xea\x4e\xbc\xb0\xa9\xf8\xff\x0d\x9a" "\xf4\xf1\xba\xa1\x7d\xcd\xc7\xf8\x5a\x7f\xf7\x09\xce\x55\x39\x3b\xd9\x91" "\x21\x3c\xad\x92\x50\x22\x98\xc1\xe0\x47\x52\x78\xd9\x22\xe0\x3f\xef\x0b" "\x8e\xc7\x4c\x51\x4a\x75\x48\xed\x64\xbb\x6d\x95\x2a\xb3\x42\x28\xf8\x2d" "\x81\x43\x1c\x74\xb3\xa5\xaa\x87\xc8\xbb\x33\xc1\x26\xc2\xec\x51\x12\x5c" "\x1a\xdb\x1d\x42\x09\x74\x09\xe5\x14\xbb\x2d\x42\xad\x30\x06\x1f\x92\x18" "\xee\x6e\x0f\x14\xaf\x93\x8a\x1d\x8e\x9c\x18\xc1\x47\xb2\xfc\x59\x65\xc4" "\x53\xd8\xda\xb5\xf2\xf2\xd1\x62\x79\x11\xf5\xd8\x0c\x18\xdb\x05\x8a\x05" "\x24\xad\x2c\x3c\x6f\x69\x96\x2f\x9d\x4f\xc6\x1c\xa9\xdf\xb8\xbc\x92\x54" "\x48\x4e\x21\xf1\xbb\xb0\xd7\x10\xd5\x4d\x4f\x75\x64\x85\x54\x4e\xe4\xfe" "\xff\x47\x82\xe6\xb8\xae\x31\x52\x29\xf1\x4c\x97\x81\xc3\xbc\xe5\x2b\x8f" "\x3b\x93\x70\x76\xaf\x5a\xee\x7a\x43\xd2\xb9\x61\x8a\x9c\x7b\xb9\xc9\x81" "\x3e\x16\xcd\x06\x2b\x87\x4d\xa9\x64\xb4\x5a\xf7\xf2\xfd\x0c\xf7\x0d\xed" "\x97\x4d\x55\x5f\xf9\x4c\x5f\x38\x6f\xe1\xb5\x94\x0c\xd1\xdc\x48\x8c\x0a" "\x1c\x9a\x47\xba\x69\x82\x20\xb7\x16\xc4\xe9\x86\xd1\x32\xfb\x72\x9a\x32" "\x0b\x65\x6e\xc8\xd6\xe9\x2b\x7a\x18\xce\x7a\x90\x7b\x51\x9e\x8e\x96\xec" "\xa5\x5f\xce\x39\x47\x09\x08\x92\xeb\x2c\x2e\x5a\x75\x2a\x71\x57\x15\xff" "\x30\x19\x99\x20\xa7\x7d\xec\x0b\xb5\x57\xd6\xfb\x6c\xe7\x33\x43\x10\x8b" "\xbe\x35\x05\x13\xf0\x66\xf7\x5b\xc4\x45\x5f\x11\xe2\x12\x44\xc6\xef\x74" "\x2e\xbd\x49\x65\x22\x65\xa1\xd8\x44\x59\xef\x61\x51\xbc\xf4\xbc\x1d\xac" "\x23\xbf\xf0\xa5\x37\x7b\xc8\xb2\xd6\x48\xd2\x21\xed\xca\x2b\x2e\x38\x29" "\x39\xe0\xf3\x57\x84\xad\x6d\x5e\xde\xac\x01\x03\x85\x3d\xbf\xab\x26\x1e" "\x0d\x89\x0b\x8c\xa7\x1f\xa1\x53\x73\x9b\xbb\x43\x62\x6c\x46\x33\xf9\x75" "\x90\xae\xd6\xe1\x9f\xc3\xc3\xc1\x62\xed\x03\x91\x0e\x23\x24\x39\xb2\x53" "\x36\x1f\x70\x1a\x2a\xdf\x05\xac\x5f\x64\x91\xd4\x0f\xa6\xc9\x73\xd9\xca" "\x0d\x27\xac\x16\x31\x4b\x45\x10\x8e\xe1\x9f\x41\x68\xdf\x20\x99\xe0\x06" "\x56\x17\x55\x30\x55\x0c\x76\x62\x1b\x62\x57\x04\x2a\x5c\x8a\x17\xf3\x0a" "\x10\xd6\x58\x56\x93\xd1\x5d\xef\x04\x56\x3b\x50\x86\xa5\x4d\x21\x91\x69" "\xb2\x73\x5d\x78\x50\x10\xbe\x5e\xea\xee\xb7\x57\xfd\xfa\x5e\x8a\x92\xc9" "\xfd\x41\xca\xb2\xcd\x9e\x89\xe3\x07\xe9\x1d\x58\x88\x21\x6d\x21\x44\x56" "\x52\xb5\x2f\x47\x3a\xa4\x4d\x49\x59\x35\x45\x30\x9e\x30\xdb\xa4\x81\x99" "\x03\x55\xab\x1c\xac\xed\x32\x82\x99\x16\x4b\x4f\xf8\xe5\x05\xe2\x7f\xd8" "\xc6\xb7\x0f\x6e\xec\x7a\x68\xe7\x38\x2b\xd7\xca\xf7\x6b\x30\x15\xef\xdd" "\x2d\xf6\x41\xca\xca\x50\x7f\x45\xa3\x3f\xb2\x33\x13\x68\x56\x6f\x39\x9c" "\x66\x66\xe6\x42\xa7\x98\x22\xd3\x0e\x99\xd7\x51\xf4\xe3\x52\x0c\x5e\x72" "\x8a\xe5\xa5\x7d\x3f\xe7\xaf\x05\xd0\x02\xed\xaf\xd9\xf3\x5e\x9a\x5d\x7c" "\x51\xd0\xea\x19\x27\x46\xd0\x5d\xd0\x4d\x9e\xce\xb8\x90\xcb\xd2\x8f\x09" "\x21\x6e\x0c\x72\x44\x79\x21\xd2\xd2\xe3\x7b\x6c\xc9\x3d\x86\x7e\xe1\xf9" "\xd8\xa3\xfc\x58\x69\x09\xa3\xc6\x85\xb0\x12\x75\x49\x1d\x6d\x2b\x66\x2e" "\xae\xbc\x39\x4a\xdb\x9d\x5d\xd7\x0f\x0c\xcc\xf2\x7c\x80\x42\x1e\xba\x78" "\x06\x64\xe8\x9b\xc4\xc5\xd7\x78\xfe\x42\x6a\xf4\xa6\xf2\x1a\x43\x95\x12" "\x8b\xb2\x68\xcf\x29\x4b\x09\x62\x25\x51\x68\xa6\x67\x7c\xb2\x57\x99\xfa" 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"\xd3\xbe\xbf\x75\xd5\x6c\x09\xe4\x5a\x55\x9a\x99\x01\xcb\x8a\x85\xf4\xf8" "\x25\x73\xc6\xc6\xa8\xa5\xf9\x9e\xbd\x19\x0f\xcc\x69\xe1\x95\x4d\x9e\x24" "\x0a\x5d\xee\x6d\x4d\x3d\xac\x10\x96\xe5\xed\x0d\xaa\xcf\xe9\xac\x4c\xf0" "\x5a\x50\xac\x33\x83\x44\x8f\x13\x16\xbd\xf5\xf1\x70\x93\xf1\x05\xf6\x1a" "\x28\x72\x01\xd4\x06\x06\xdd\x0e\x4c\xfc\x33\xc4\x54\x3f\x4f\x9e\xf6\x40" "\xe4\x82\x15\x2f\x81\xed\x2b\x39\x66\xb0\x4c\x5a\x6e\xf8\x1d\x30\x22\x16" "\xf0\xd9\xe7\x67\xa8\xc8\xc2\x6e\x43\xa4\x51\x7c\xdc\xf3\x89\x4e\xfe\x55" "\xfd\xd9\xfb\x33\x18\xf1\x48\xe2\x3f\x93\x57\x9d\x67\x66\xdc\x86\xc9\xa4" "\x9c\x4c\xd3\x96\x1f\x84\x81\x92\x02\x90\xbb\xdd\x14\x34\x2d\xec\x68\xcc" "\x76\xd1\xfa\xbb\x04\xe4\x86\xc9\x3a\xd7\xed\x92\x7f\x28\x25\xef\x5b\xe2" "\x66\x5d\x50\xf1\x67\x38\xca\x62\x26\x37\xdb\x1d\xc0\x0b\x12\x24\x77\x2d" "\x26\x3a\x1e\xd9\xc0\xd6\x87\x37\x03\xb7\xf9\x5c\x07\x17\x80\x3e\xd5\xdb" "\x39\xc9\x50\x55\xd3\x6f\x76\x60\x79\x24\x7f\x04\x0b\x4c\x1d\x73\xf5\x31" "\xf4\x74\x74\x8d\x11\x8b\xa2\xc9\xd9\x20\xa0\xad\xcc\xb5\x70\xa9\xcd\xce" "\xc2\x54\x8a\xb4\xe2\x70\xf7\x48\x04\x1f\x7e\x6a\x74\x0e\x7d\x92\x5f\xe5" "\xbf\x2d\x8d\x2a\x2c\x2f\xa4\xb9\x4e\xa9\x9e\x91\xbe\x2e\x0c\xe6\x51\xd2" "\xfe\x09\xea\x17\xc5\x95\x9b\x46\x3c\x92\xca\xa9\x95\x49\xe6\x64\x00\xed" "\xb8\xbd\x23\xbf\xe9\x6d\xd0\xc4\xa2\x14\x14\x45\xe1\x80\x9c\xd0\xf6\xe6" "\x87\x8d\xbe\x57\xb3\x60\x90\xd6\x70\xe6\xd2\x5a\x69\x0b\x72\xc6\x39\x4b" "\xfa\xc4\x96\xec\xa9\xd3\xe6\x74\xa2\xb3\xc0\xc9\xa0\x49\x30\x7f\x25\x57" "\x50\xa1\xd5\xb0\x25\x9b\xdf\x46\xfb\xa3\x45\x39\x59\x34\x6f\x19\x22\xf9" "\xad\xfd\xa3\x85\x2e\xdb\x6e\x24\xd1\x4d\x09\x33\xf8\x09\xd1\x1e\xdb\xb5" "\xb4\x48\x5a\xc7\x66\xad\xda\x05\xf3\x6c\xb5\xfe\x41\xbb\xfc\x48\x9a\x6b" "\x84\x8f\x7e\xf6\x54\x72\x6f\xe0\x90\xab\x10\x1b\xe5\xc9\xa2\x52\x32\x00" "\x0f\xd7\xf0\x80\x1f\xf2\xfa\xfb\xa6\xc2\x64\x50\x89\x19\x43\x2e\x8e\x59" "\x52\x26\xb4\x8e\x84\xf1\xa4\xba\xe8\xa1\x2b\xb6\xaa\x9a\x29\xcd\x74\x2e" "\x53\xa7\xa1\xe2\xcb\x7d\x47\xf8\x51\xb9\x4f\x11\xab\x97\xf3\x44\x67\x46" "\xa6\x2a\xcc\x85\x42\x30\x7a\x09\x1e\x1e\xe6\x8b\x21\x7c\x1a\xa1\x74\x4f" "\x46\x80\xb0\xbd\xd1\x34\x78\x9b\xc2\xa4\x79\x19\x5a\x38\x6f\xd0\x71\xb7" "\x69\xf2\x0c\xc8\xe5\xe1\x2c\x0d\xac\xac\xdc\x7c\xb9\x60\xd0\x92\x43\xf8" "\xc3\xbd\x4b\xef\x25\xfb\xf1\xee\xe1\xe0\x2a\xa3\xd2\x94\x77\x35\x94\xdb" "\xf0\x26\x0a\x05\x27\xc2\x75\x1d\xb5\x5f\x19\xf1\x08\xc5\xb9\x8a\xd4\xfe" "\xb7\x97\x93\x14\xb3\x18\x20\x8b\x31\xfa\x36\x57\x8f\xfe\x2a\x48\x03\xe4" "\xf2\xbb\x39\x24\xba\x77\xd2\x0c\xb7\xa2\xbf\xd1\x72\xa5", 4100); memcpy((void*)0x200000cc, "G\000\000\000", 4); *(uint64_t*)0x200000d0 = 0x20001480; memcpy((void*)0x20001480, "\x47\x03\x14\x04\x2f\x54\x19\x31\x86\xab\x9e\x70" "\xf9\x96\xac\xe5\x3d\x66\x0f\xd9\x25\x1e\xf6\x0d" "\xba\xe5\x7d\x8e\x7c\x75\x94\x99\xc7\x4f\x97\x48" "\xa2\xbd\x56\xce\x0a\x43\xe2\x90\x93\xd8\xaa\x57" "\xd1\x1e\x3d\x64\x83\xa4\x3c\x54\x63\x6b\xc9\xcb" "\x05\x4f\xb8\xd6\x41\xcc\x0b\xea\x87\xde\x70", 71); memcpy((void*)0x200000d8, "\x96\x17\x55\x35\x9e\x7b\xd6\x0a\x33\xc1\xd5\x3f\xfa\xec\x68\x43\x74" "\xbd\x15\xc4\x65\xaa\xf6\x17\x81\x79\xff\xf5\x45\xf2\xdb\xe9\x9e\x57" "\x56\xc2\x8f\xf3\x2c\x66\x66\x26\xde\xdc\x6c\xc4\x1c\x16\x2b\xa0\x1e" "\xa8\x21\x45\x63\x77\x05\xca\xf4\x4f\x80\x13\xa7\x6b\x39\xe0\xb6\x7c" "\x80\x1b\x22\x89\xfb\xc2\xe1\xb9\xd6\xa8\xdb\x00\x00\x00\x00\x00\x00" "\x00", 86); *(uint64_t*)0x2000012e = 0x20001500; memcpy((void*)0x20001500, "\x7e\x03\x25\x04\xd0\x8c\xb1\xba\xa8\xb1\xbe\x7f\x86\xeb\xf5\x9e\xfb" "\xf9\x23\x40\x5e\x39\x76\x88\x3d\xda\x8d\xeb\x18\x2b\xc9\xd8\x55\x29" "\x71\x80\xeb\xf7\x51\xc7\x96\xcb\x06\x0a\x61\xe5\x2e\x09\xe7\xf6\x28" "\x90\xa5\xce\x41\xbe\xbd\x10\x92\x3a\xf8\x80\x33\xe4\x24\x7e\x1b\x5e" "\xeb\x5d\x7e\x2e\x12\xc8\xe9\xd8\xa8\xba\x87\x62\x57\x65\xa7\xf6\x86" "\xeb\x5d\x5c\x1b\x38\x1e\x86\xfb\x18\x81\x57\x9d\x50\x51\x5c\x9e\x8a" "\x1d\x87\xe0\x76\xaa\x2a\xd7\x08\x3c\x1a\x8f\x29\xe7\xe6\xa5\xec\x3e" "\x31\x23\xda\x03\xb6\xd7\x39", 126); memcpy((void*)0x20000136, "y\000\000\000", 4); *(uint64_t*)0x2000013a = 0x20001580; memcpy((void*)0x20001580, "\x79\x03\x4d\x04\x44\x4c\x2c\x13\x72\x2d\xb7\xbc\x64\x6d\x22\xe9\x4a" "\xa5\x0a\x3b\x6a\x4b\x8a\x0a\x33\x0f\x93\x90\xab\x90\x0d\x65\x7c\x53" "\xcb\x16\x77\xc8\x90\xb7\x34\xc2\x80\xcd\x91\x34\xfe\xc9\xf9\xac\x1a" "\xb3\x0c\xb9\xfb\x2d\xf6\xdb\xb8\x8f\x2f\x86\x50\x9f\x16\x88\x7f\xff" "\xff\xd0\x45\x57\x26\x02\x81\xec\xce\xe6\xd8\x5f\x93\x91\xef\x42\xf8" "\x9f\x96\xfd\x02\xfc\xab\x1f\x61\xb1\xc1\xb7\x50\x2e\x63\xf3\x7c\x63" "\x4c\x57\xeb\x0f\x80\xb5\x73\x82\xf9\xe3\x1e\x88\xc4\x11\x2f\xa8\xa0" "\x3e\x58", 121); memcpy((void*)0x20000142, "\xa0\x00\x00\x00", 4); *(uint64_t*)0x20000146 = 0x20001600; memcpy((void*)0x20001600, "\xa0\x03\xff\x3c\x26\x6e\x5b\x2b\x9d\x7a\x17\x05\xaf\x1d\xca\x1a\x16" "\x76\x77\xf1\x2c\x3a\x9a\x2c\xfa\xeb\x27\xd6\x15\xcf\x28\xc0\xa5\xc4" "\x96\xd9\x6a\x3c\x01\x7f\xb0\xe1\x71\x4a\xa6\x0d\x11\xd8\xc7\x7c\xda" "\x57\x4c\xee\x10\xc8\x9e\xd1\xc9\xc3\x0f\xdc\x7f\xc1\xe4\xbe\x2f\x51" "\xf0\xf6\x53\xa8\x47\xb2\x2a\xc5\x91\x7c\xb4\x7c\x7c\x7f\x90\x02\xab" "\xdc\xe1\xb2\xf0\x9d\xf3\x59\x94\xe9\xc4\xa0\x51\x04\xa9\x98\xa7\x06" "\x5d\xdb\xdd\x7b\x0d\x32\x1a\x2c\xbd\x7c\xd1\xe1\xb6\x93\x7f\xeb\xf8" "\xdd\x44\x3c\x6e\xfa\x9c\xcf\x91\xf0\xdd\x46\x46\xd3\x82\x0f\x73\x61" "\x6c\x85\xcb\x7c\xe6\x82\x55\x81\x8a\xba\x85\x7f\xd8\x20\xdc\x3f\x71" "\x7b\xb8\xd3\xe1\x88\xe9\xaf", 160); memcpy((void*)0x2000014e, "p\000\000\000", 4); *(uint64_t*)0x20000152 = 0x200016c0; memcpy((void*)0x200016c0, "\x70\x03\x2b\x44\x07\x24\xd5\x84\xe2\xd7\x2b\x40\xca\x36\xb0\xcb\x67" "\xd8\x1b\x41\xaa\x12\x6c\x31\x50\x3f\x49\x9e\xf0\xd5\xc1\x91\xfb\xdf" "\x1a\x65\xa8\x0a\x73\x94\x18\x60\xc1\xc9\x48\x63\xd4\xd3\x6f\x24\xfb" "\xc2\x33\x39\x06\x2c\x25\xbf\x62\x5d\x0d\xf3\x6e\x82\x16\x4d\xfd\xc7" "\x59\x72\x20\xb1\x0a\x39\x53\xb9\x87\x70\xdb\x03\x62\xaa\x13\xf6\x61" "\x0b\x03\x30\x0c\xe7\x6d\xb8\x51\x72\x1c\xb3\x0c\x15\x13\x9a\x5b\x77" "\x7d\x65\x73\x8f\x44\xbc\x6f\xeb\xa5\xc4", 112); syz_usb_connect(0, 0xce, 0x20002a00, 0x20000080); } int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }