// https://syzkaller.appspot.com/bug?id=90cd06695bd4650a5228385b4b02f370ef9c219f // 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 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; } #define BITMASK_LEN(type, bf_len) (type)((1ull << (bf_len)) - 1) #define BITMASK_LEN_OFF(type, bf_off, bf_len) \ (type)(BITMASK_LEN(type, (bf_len)) << (bf_off)) #define STORE_BY_BITMASK(type, addr, val, bf_off, bf_len) \ if ((bf_off) == 0 && (bf_len) == 0) { \ *(type*)(addr) = (type)(val); \ } else { \ type new_val = *(type*)(addr); \ new_val &= ~BITMASK_LEN_OFF(type, (bf_off), (bf_len)); \ new_val |= ((type)(val)&BITMASK_LEN(type, (bf_len))) << (bf_off); \ *(type*)(addr) = new_val; \ } static long syz_kvm_setup_cpu(long a0, long a1, long a2, long a3, long a4, long a5, long a6, long a7) { return 0; } 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) { } } #define SYZ_HAVE_SETUP_TEST 1 static void setup_test() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); } #define SYZ_HAVE_RESET_TEST 1 static void reset_test() { int fd; for (fd = 3; fd < 30; fd++) close(fd); } 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(); reset_test(); 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; } } } #ifndef __NR_clone #define __NR_clone 120 #endif #ifndef __NR_getpid #define __NR_getpid 20 #endif #ifndef __NR_getsockopt #define __NR_getsockopt 365 #endif #ifndef __NR_ioctl #define __NR_ioctl 54 #endif #ifndef __NR_mmap #define __NR_mmap 192 #endif #ifndef __NR_openat #define __NR_openat 295 #endif #ifndef __NR_perf_event_open #define __NR_perf_event_open 336 #endif #ifndef __NR_pipe2 #define __NR_pipe2 331 #endif #ifndef __NR_sched_setaffinity #define __NR_sched_setaffinity 241 #endif #ifndef __NR_sched_setscheduler #define __NR_sched_setscheduler 156 #endif #ifndef __NR_setsockopt #define __NR_setsockopt 366 #endif #ifndef __NR_socket #define __NR_socket 359 #endif #ifndef __NR_socketpair #define __NR_socketpair 360 #endif #ifndef __NR_write #define __NR_write 4 #endif #undef __NR_mmap #define __NR_mmap __NR_mmap2 uint64_t r[12] = {0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; void execute_one(void) { long res = 0; *(uint32_t*)0x20000400 = 0x18; *(uint8_t*)0x20000404 = 0xf; *(uint16_t*)0x20000405 = 0; *(uint8_t*)0x20000407 = 0x21; *(uint32_t*)0x20000408 = 4; *(uint64_t*)0x2000040c = 0; *(uint32_t*)0x20000414 = 0; syscall(__NR_write, -1, 0x20000400, 0x18); memcpy((void*)0x20000240, "/dev/autofs", 12); res = syscall(__NR_openat, 0xffffff9c, 0x20000240, 0, 0); if (res != -1) r[0] = res; syscall(__NR_clone, 0x20002100, 0, 0x99999999, 0x20000100, -1); res = syscall(__NR_getpid); if (res != -1) r[1] = res; *(uint32_t*)0x20000000 = 0; syscall(__NR_sched_setscheduler, (long)r[1], 5, 0x20000000); *(uint64_t*)0x20000280 = 0; *(uint64_t*)0x20000288 = 0; *(uint16_t*)0x20000290 = 0; *(uint16_t*)0x20000292 = 0; *(uint32_t*)0x20000294 = 0; syscall(__NR_ioctl, (long)r[0], 0xc0189436, 0x20000280); memcpy((void*)0x20000480, "/dev/kvm", 9); res = syscall(__NR_openat, 0xffffff9c, 0x20000480, 0, 0); if (res != -1) r[2] = res; syscall(__NR_ioctl, (long)r[2], 0xae01, 0); *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 0x20000080; memcpy((void*)0x20000080, "\xba\xa1\x00\xb0\x00\xee\xf3\x6c\xba\x21\x00\xec" "\x66\xb9\x80\x00\x00\xc0\x0f\x32\x66\x35\x00\x10" "\x00\x00\x0f\x30\xba\xd1\x04\xec\xc8\x00\x80\xd2" "\x67\xd9\xf8\xf3\x0f\x1b\xb4\x29\x00\x0f\x20\xc0" "\x66\x35\x20\x00\x00\x00\x0f\x22\xc0\x67\xf3\xaf", 60); *(uint32_t*)0x200000c8 = 0x3c; syz_kvm_setup_cpu(-1, -1, 0x20000000, 0x200000c0, 1, 0, 0x20000600, 0); syscall(__NR_socket, 2, 1, 0); *(uint32_t*)0x200002c0 = 1; *(uint32_t*)0x200002c4 = 0x70; *(uint8_t*)0x200002c8 = 0; *(uint8_t*)0x200002c9 = 0; *(uint8_t*)0x200002ca = 0; *(uint8_t*)0x200002cb = 0; *(uint32_t*)0x200002cc = 0; *(uint64_t*)0x200002d0 = 0x50d; *(uint64_t*)0x200002d8 = 0; *(uint64_t*)0x200002e0 = 0; STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 0, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 1, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 2, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 3, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 4, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0x44b, 5, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0x40000000, 6, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 7, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 8, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 9, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 10, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 11, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 12, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 13, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 14, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 15, 2); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 17, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 18, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 19, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 20, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 21, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 22, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 23, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 24, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 25, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 26, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 27, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 28, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 29, 35); *(uint32_t*)0x200002f0 = 0; *(uint32_t*)0x200002f4 = 0; *(uint64_t*)0x200002f8 = 0x20000000; *(uint64_t*)0x20000300 = 0; *(uint64_t*)0x20000308 = 0; *(uint64_t*)0x20000310 = 0; *(uint32_t*)0x20000318 = 0xfffffffe; *(uint32_t*)0x2000031c = 0; *(uint64_t*)0x20000320 = 0; *(uint32_t*)0x20000328 = 0; *(uint16_t*)0x2000032c = 0; *(uint16_t*)0x2000032e = 0; syscall(__NR_perf_event_open, 0x200002c0, 0, 0, -1, 0); *(uint32_t*)0x20000180 = 0x8000; syscall(__NR_ioctl, -1, 0x4004ae86, 0x20000180); *(uint64_t*)0x20000200 = 0; *(uint64_t*)0x20000208 = 0; *(uint64_t*)0x20000210 = 0; *(uint64_t*)0x20000218 = 0; *(uint64_t*)0x20000220 = 9; *(uint64_t*)0x20000228 = 0; *(uint64_t*)0x20000230 = 0xff; *(uint64_t*)0x20000238 = 0; *(uint64_t*)0x20000240 = 0; *(uint64_t*)0x20000248 = 0; *(uint64_t*)0x20000250 = 0; *(uint64_t*)0x20000258 = 0; *(uint64_t*)0x20000260 = 0; *(uint64_t*)0x20000268 = 0; *(uint64_t*)0x20000270 = 0; *(uint64_t*)0x20000278 = 0; *(uint64_t*)0x20000280 = 0x1f000; *(uint64_t*)0x20000288 = 1; syscall(__NR_ioctl, -1, 0x4090ae82, 0x20000200); syscall(__NR_ioctl, -1, 0xae80, 0x1d); *(uint32_t*)0x20000040 = 7; *(uint8_t*)0x20000044 = 0x79; *(uint16_t*)0x20000045 = 1; syscall(__NR_write, -1, 0x20000040, 7); memcpy((void*)0x20000240, "/dev/autofs", 12); syscall(__NR_openat, 0xffffff9c, 0x20000240, 0, 0); syscall(__NR_getpid); *(uint32_t*)0x20000400 = 0x18; *(uint8_t*)0x20000404 = 0xf; *(uint16_t*)0x20000405 = 0; *(uint8_t*)0x20000407 = 0x21; *(uint32_t*)0x20000408 = 4; *(uint64_t*)0x2000040c = 0; *(uint32_t*)0x20000414 = 0; syscall(__NR_write, -1, 0x20000400, 0x18); memcpy((void*)0x20000480, "/dev/kvm", 9); res = syscall(__NR_openat, 0xffffff9c, 0x20000480, 0, 0); if (res != -1) r[3] = res; syscall(__NR_socketpair, 8, 0x801, 0xe2, 0x20000040); res = syscall(__NR_ioctl, (long)r[3], 0xae01, 0); if (res != -1) r[4] = res; res = syscall(__NR_ioctl, (long)r[4], 0xae41, 0); if (res != -1) r[5] = res; syscall(__NR_ioctl, (long)r[5], 0x4080aebf, 0x200004c0); *(uint32_t*)0x200002c0 = 1; *(uint32_t*)0x200002c4 = 0x70; *(uint8_t*)0x200002c8 = 0; *(uint8_t*)0x200002c9 = 0; *(uint8_t*)0x200002ca = 0; *(uint8_t*)0x200002cb = 0; *(uint32_t*)0x200002cc = 0; *(uint64_t*)0x200002d0 = 0x50d; *(uint64_t*)0x200002d8 = 0; *(uint64_t*)0x200002e0 = 0; STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 0, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 1, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 2, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 3, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 4, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0x44b, 5, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 6, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 7, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 8, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 9, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 10, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 11, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 12, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 13, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 14, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 15, 2); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 17, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 18, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 19, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 20, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 21, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 22, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 23, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 24, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 25, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 26, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 27, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 28, 1); STORE_BY_BITMASK(uint64_t, 0x200002e8, 0, 29, 35); *(uint32_t*)0x200002f0 = 0; *(uint32_t*)0x200002f4 = 0; *(uint64_t*)0x200002f8 = 0x20000000; *(uint64_t*)0x20000300 = 0; *(uint64_t*)0x20000308 = 0; *(uint64_t*)0x20000310 = 0; *(uint32_t*)0x20000318 = 0; *(uint32_t*)0x2000031c = 0; *(uint64_t*)0x20000320 = 0; *(uint32_t*)0x20000328 = 0; *(uint16_t*)0x2000032c = 0; *(uint16_t*)0x2000032e = 0; syscall(__NR_perf_event_open, 0x200002c0, 0, 0, -1, 0); *(uint32_t*)0x20000000 = 0; syscall(__NR_sched_setscheduler, 0, 5, 0x20000000); res = syscall(__NR_ioctl, -1, 0xae01, 0); if (res != -1) r[6] = res; *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 0x20000080; memcpy((void*)0x20000080, "\xba\xa1\x00\xb0\x00\xee\xf3\x6c\xba\x21\x00\xec" "\x66\xb9\x80\x00\x00\xc0\x0f\x32\x66\x35\x00\x10" "\x00\x00\x0f\x30\xba\xd1\x04\xec\xc8\x00\x80\xd2" "\x67\xd9\xf8\xf3\x0f\x1b\xb4\x29\x00\x0f\x20\xc0" "\x66\x35\x20\x00\x00\x00\x0f\x22\xc0\x67\xf3\xaf", 60); *(uint32_t*)0x200000c8 = 0x3c; syz_kvm_setup_cpu(-1, -1, 0x20000000, 0x200000c0, 1, 0, 0x20000600, 0); syscall(__NR_ioctl, (long)r[6], 0xae60); res = syscall(__NR_ioctl, (long)r[6], 0xae41, 0); if (res != -1) r[7] = res; *(uint64_t*)0x20000140 = 0x40000000000009; syscall(__NR_sched_setaffinity, 0, 8, 0x20000140); syscall(__NR_socket, 2, 1, 0); *(uint32_t*)0x200001c0 = 0; syscall(__NR_setsockopt, -1, 0, 0, 0x200001c0, 4); syscall(__NR_ioctl, (long)r[7], 0xae25, 0); syscall(__NR_ioctl, -1, 0x8040451a, 0x20000340); memcpy((void*)0x20000240, "/dev/autofs", 12); syscall(__NR_openat, 0xffffff9c, 0x20000240, 0, 0); *(uint32_t*)0x20000400 = 0x18; *(uint8_t*)0x20000404 = 0xf; *(uint16_t*)0x20000405 = 0; *(uint8_t*)0x20000407 = 0x21; *(uint32_t*)0x20000408 = 4; *(uint64_t*)0x2000040c = 0; *(uint32_t*)0x20000414 = 0; syscall(__NR_write, -1, 0x20000400, 0x18); memcpy((void*)0x20000480, "/dev/kvm", 9); res = syscall(__NR_openat, 0xffffff9c, 0x20000480, 0, 0); if (res != -1) r[8] = res; res = syscall(__NR_ioctl, (long)r[8], 0xae01, 0); if (res != -1) r[9] = res; *(uint32_t*)0x20bf7000 = 0; *(uint32_t*)0x20bf7004 = 0; *(uint64_t*)0x20bf7008 = 0; *(uint64_t*)0x20bf7010 = 0x2000; *(uint32_t*)0x20bf7018 = 0x20000000; syscall(__NR_ioctl, (long)r[9], 0x4020ae46, 0x20bf7000); *(uint64_t*)0x20000200 = 0; *(uint64_t*)0x20000208 = 0; *(uint64_t*)0x20000210 = 0; *(uint64_t*)0x20000218 = 0; *(uint64_t*)0x20000220 = 9; *(uint64_t*)0x20000228 = 0; *(uint64_t*)0x20000230 = 0xff; *(uint64_t*)0x20000238 = 0; *(uint64_t*)0x20000240 = 0; *(uint64_t*)0x20000248 = 0; *(uint64_t*)0x20000250 = 0; *(uint64_t*)0x20000258 = 0; *(uint64_t*)0x20000260 = 0; *(uint64_t*)0x20000268 = 0; *(uint64_t*)0x20000270 = 0; *(uint64_t*)0x20000278 = 0; *(uint64_t*)0x20000280 = 0x1f000; *(uint64_t*)0x20000288 = 1; syscall(__NR_ioctl, -1, 0x4090ae82, 0x20000200); syscall(__NR_ioctl, -1, 0xae80, 0x15000000); *(uint32_t*)0x20000040 = 7; *(uint8_t*)0x20000044 = 0x79; *(uint16_t*)0x20000045 = 1; syscall(__NR_write, -1, 0x20000040, 7); syscall(__NR_mmap, 0x20000000, 0xe7e000, 3, 0x31, -1, 0); *(uint64_t*)0x20f6bfe8 = 0xaa; *(uint64_t*)0x20f6bff0 = 0; *(uint64_t*)0x20f6bff8 = 0; syscall(__NR_ioctl, -1, 0xc018aa3f, 0x20f6bfe8); *(uint32_t*)0x20000040 = 0x200e2000; *(uint64_t*)0x20000048 = 0xc00000; *(uint64_t*)0x20000050 = 1; *(uint64_t*)0x20000058 = 0; syscall(__NR_ioctl, -1, 0xc020aa00, 0x20000040); *(uint32_t*)0x200a0fe0 = 0x205e3000; *(uint64_t*)0x200a0fe8 = 0x8150006; *(uint64_t*)0x200a0ff0 = 0x200000; *(uint64_t*)0x200a0ff8 = 0; syscall(__NR_ioctl, -1, 0xc028aa03, 0x200a0fe0); memcpy((void*)0x20000240, "/dev/autofs", 12); res = syscall(__NR_openat, 0xffffff9c, 0x20000240, 0, 0); if (res != -1) r[10] = res; *(uint32_t*)0x20000000 = 0; syscall(__NR_sched_setscheduler, 0, 5, 0x20000000); *(uint64_t*)0x20000280 = 0xb; *(uint64_t*)0x20000288 = 0; *(uint16_t*)0x20000290 = 0; *(uint16_t*)0x20000292 = 0; *(uint32_t*)0x20000294 = 0; syscall(__NR_ioctl, (long)r[10], 0x541b, 0x20000280); *(uint32_t*)0x20000400 = 0x18; *(uint8_t*)0x20000404 = 0xf; *(uint16_t*)0x20000405 = 0; *(uint8_t*)0x20000407 = 0x21; *(uint32_t*)0x20000408 = 4; *(uint64_t*)0x2000040c = 0; *(uint32_t*)0x20000414 = 0; syscall(__NR_write, -1, 0x20000400, 0x18); syscall(__NR_ioctl, -1, 0x4008ae9c, 0x200004c0); *(uint64_t*)0x20000140 = 0x40000000000009; syscall(__NR_sched_setaffinity, 0, 8, 0x20000140); syscall(__NR_ioctl, -1, 0x41a0ae8d, 0); syscall(__NR_ioctl, -1, 0xae60); res = syscall(__NR_ioctl, -1, 0xae41, 0); if (res != -1) r[11] = res; syscall(__NR_pipe2, 0x20001940, 0); *(uint32_t*)0x20001980 = 0; *(uint32_t*)0x20001984 = 0; *(uint32_t*)0x200019c0 = 8; syscall(__NR_getsockopt, 0xffffff9c, 0x84, 0x1b, 0x20001980, 0x200019c0); *(uint32_t*)0x200001c0 = 0; syscall(__NR_setsockopt, -1, 0, 0, 0x200001c0, 4); *(uint64_t*)0x20000200 = 0; *(uint64_t*)0x20000208 = 0; *(uint64_t*)0x20000210 = 0; *(uint64_t*)0x20000218 = 0; *(uint64_t*)0x20000220 = 9; *(uint64_t*)0x20000228 = 0; *(uint64_t*)0x20000230 = 0xff; *(uint64_t*)0x20000238 = 0; *(uint64_t*)0x20000240 = 0; *(uint64_t*)0x20000248 = 0; *(uint64_t*)0x20000250 = 0; *(uint64_t*)0x20000258 = 0; *(uint64_t*)0x20000260 = 0; *(uint64_t*)0x20000268 = 0; *(uint64_t*)0x20000270 = 0; *(uint64_t*)0x20000278 = 0; *(uint64_t*)0x20000280 = 0x1f000; *(uint64_t*)0x20000288 = 1; syscall(__NR_ioctl, (long)r[11], 0x4090ae82, 0x20000200); syscall(__NR_ioctl, (long)r[11], 0xae80, 0); } int main(void) { syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0); loop(); return 0; }