// https://syzkaller.appspot.com/bug?id=a770bed35a939bb49dbc6877d229effb85ba91aa // 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 #include #include #include #include #include #ifndef __NR_memfd_create #define __NR_memfd_create 319 #endif static unsigned long long procid; static __thread int clone_ongoing; static __thread int skip_segv; static __thread jmp_buf segv_env; static void segv_handler(int sig, siginfo_t* info, void* ctx) { if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) { exit(sig); } uintptr_t addr = (uintptr_t)info->si_addr; const uintptr_t prog_start = 1 << 20; const uintptr_t prog_end = 100 << 20; int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0; int valid = addr < prog_start || addr > prog_end; if (skip && valid) { _longjmp(segv_env, 1); } exit(sig); } static void install_segv_handler(void) { struct sigaction sa; memset(&sa, 0, sizeof(sa)); sa.sa_handler = SIG_IGN; syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8); syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8); memset(&sa, 0, sizeof(sa)); sa.sa_sigaction = segv_handler; sa.sa_flags = SA_NODEFER | SA_SIGINFO; sigaction(SIGSEGV, &sa, NULL); sigaction(SIGBUS, &sa, NULL); } #define NONFAILING(...) \ ({ \ int ok = 1; \ __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); \ if (_setjmp(segv_env) == 0) { \ __VA_ARGS__; \ } else \ ok = 0; \ __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); \ ok; \ }) 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 void thread_start(void* (*fn)(void*), void* arg) { pthread_t th; pthread_attr_t attr; pthread_attr_init(&attr); pthread_attr_setstacksize(&attr, 128 << 10); int i = 0; for (; i < 100; i++) { if (pthread_create(&th, &attr, fn, arg) == 0) { pthread_attr_destroy(&attr); return; } if (errno == EAGAIN) { usleep(50); continue; } break; } exit(1); } typedef struct { int state; } event_t; static void event_init(event_t* ev) { ev->state = 0; } static void event_reset(event_t* ev) { ev->state = 0; } static void event_set(event_t* ev) { if (ev->state) exit(1); __atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE); syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0); } static int event_isset(event_t* ev) { return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE); } static int event_timedwait(event_t* ev, uint64_t timeout) { uint64_t start = current_time_ms(); uint64_t now = start; for (;;) { uint64_t remain = timeout - (now - start); struct timespec ts; ts.tv_sec = remain / 1000; ts.tv_nsec = (remain % 1000) * 1000 * 1000; syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts); if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) return 1; now = current_time_ms(); if (now - start > timeout) return 0; } } 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; } //% This code is derived from puff.{c,h}, found in the zlib development. The //% original files come with the following copyright notice: //% Copyright (C) 2002-2013 Mark Adler, all rights reserved //% version 2.3, 21 Jan 2013 //% This software is provided 'as-is', without any express or implied //% warranty. In no event will the author be held liable for any damages //% arising from the use of this software. //% Permission is granted to anyone to use this software for any purpose, //% including commercial applications, and to alter it and redistribute it //% freely, subject to the following restrictions: //% 1. The origin of this software must not be misrepresented; you must not //% claim that you wrote the original software. If you use this software //% in a product, an acknowledgment in the product documentation would be //% appreciated but is not required. //% 2. Altered source versions must be plainly marked as such, and must not be //% misrepresented as being the original software. //% 3. This notice may not be removed or altered from any source distribution. //% Mark Adler madler@alumni.caltech.edu //% BEGIN CODE DERIVED FROM puff.{c,h} #define MAXBITS 15 #define MAXLCODES 286 #define MAXDCODES 30 #define MAXCODES (MAXLCODES + MAXDCODES) #define FIXLCODES 288 struct puff_state { unsigned char* out; unsigned long outlen; unsigned long outcnt; const unsigned char* in; unsigned long inlen; unsigned long incnt; int bitbuf; int bitcnt; jmp_buf env; }; static int puff_bits(struct puff_state* s, int need) { long val = s->bitbuf; while (s->bitcnt < need) { if (s->incnt == s->inlen) longjmp(s->env, 1); val |= (long)(s->in[s->incnt++]) << s->bitcnt; s->bitcnt += 8; } s->bitbuf = (int)(val >> need); s->bitcnt -= need; return (int)(val & ((1L << need) - 1)); } static int puff_stored(struct puff_state* s) { s->bitbuf = 0; s->bitcnt = 0; if (s->incnt + 4 > s->inlen) return 2; unsigned len = s->in[s->incnt++]; len |= s->in[s->incnt++] << 8; if (s->in[s->incnt++] != (~len & 0xff) || s->in[s->incnt++] != ((~len >> 8) & 0xff)) return -2; if (s->incnt + len > s->inlen) return 2; if (s->outcnt + len > s->outlen) return 1; for (; len--; s->outcnt++, s->incnt++) { if (s->in[s->incnt]) s->out[s->outcnt] = s->in[s->incnt]; } return 0; } struct puff_huffman { short* count; short* symbol; }; static int puff_decode(struct puff_state* s, const struct puff_huffman* h) { int first = 0; int index = 0; int bitbuf = s->bitbuf; int left = s->bitcnt; int code = first = index = 0; int len = 1; short* next = h->count + 1; while (1) { while (left--) { code |= bitbuf & 1; bitbuf >>= 1; int count = *next++; if (code - count < first) { s->bitbuf = bitbuf; s->bitcnt = (s->bitcnt - len) & 7; return h->symbol[index + (code - first)]; } index += count; first += count; first <<= 1; code <<= 1; len++; } left = (MAXBITS + 1) - len; if (left == 0) break; if (s->incnt == s->inlen) longjmp(s->env, 1); bitbuf = s->in[s->incnt++]; if (left > 8) left = 8; } return -10; } static int puff_construct(struct puff_huffman* h, const short* length, int n) { int len; for (len = 0; len <= MAXBITS; len++) h->count[len] = 0; int symbol; for (symbol = 0; symbol < n; symbol++) (h->count[length[symbol]])++; if (h->count[0] == n) return 0; int left = 1; for (len = 1; len <= MAXBITS; len++) { left <<= 1; left -= h->count[len]; if (left < 0) return left; } short offs[MAXBITS + 1]; offs[1] = 0; for (len = 1; len < MAXBITS; len++) offs[len + 1] = offs[len] + h->count[len]; for (symbol = 0; symbol < n; symbol++) if (length[symbol] != 0) h->symbol[offs[length[symbol]]++] = symbol; return left; } static int puff_codes(struct puff_state* s, const struct puff_huffman* lencode, const struct puff_huffman* distcode) { static const short lens[29] = {3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258}; static const short lext[29] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0}; static const short dists[30] = { 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577}; static const short dext[30] = {0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13}; int symbol; do { symbol = puff_decode(s, lencode); if (symbol < 0) return symbol; if (symbol < 256) { if (s->outcnt == s->outlen) return 1; if (symbol) s->out[s->outcnt] = symbol; s->outcnt++; } else if (symbol > 256) { symbol -= 257; if (symbol >= 29) return -10; int len = lens[symbol] + puff_bits(s, lext[symbol]); symbol = puff_decode(s, distcode); if (symbol < 0) return symbol; unsigned dist = dists[symbol] + puff_bits(s, dext[symbol]); if (dist > s->outcnt) return -11; if (s->outcnt + len > s->outlen) return 1; while (len--) { if (dist <= s->outcnt && s->out[s->outcnt - dist]) s->out[s->outcnt] = s->out[s->outcnt - dist]; s->outcnt++; } } } while (symbol != 256); return 0; } static int puff_fixed(struct puff_state* s) { static int virgin = 1; static short lencnt[MAXBITS + 1], lensym[FIXLCODES]; static short distcnt[MAXBITS + 1], distsym[MAXDCODES]; static struct puff_huffman lencode, distcode; if (virgin) { lencode.count = lencnt; lencode.symbol = lensym; distcode.count = distcnt; distcode.symbol = distsym; short lengths[FIXLCODES]; int symbol; for (symbol = 0; symbol < 144; symbol++) lengths[symbol] = 8; for (; symbol < 256; symbol++) lengths[symbol] = 9; for (; symbol < 280; symbol++) lengths[symbol] = 7; for (; symbol < FIXLCODES; symbol++) lengths[symbol] = 8; puff_construct(&lencode, lengths, FIXLCODES); for (symbol = 0; symbol < MAXDCODES; symbol++) lengths[symbol] = 5; puff_construct(&distcode, lengths, MAXDCODES); virgin = 0; } return puff_codes(s, &lencode, &distcode); } static int puff_dynamic(struct puff_state* s) { static const short order[19] = {16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15}; int nlen = puff_bits(s, 5) + 257; int ndist = puff_bits(s, 5) + 1; int ncode = puff_bits(s, 4) + 4; if (nlen > MAXLCODES || ndist > MAXDCODES) return -3; short lengths[MAXCODES]; int index; for (index = 0; index < ncode; index++) lengths[order[index]] = puff_bits(s, 3); for (; index < 19; index++) lengths[order[index]] = 0; short lencnt[MAXBITS + 1], lensym[MAXLCODES]; struct puff_huffman lencode = {lencnt, lensym}; int err = puff_construct(&lencode, lengths, 19); if (err != 0) return -4; index = 0; while (index < nlen + ndist) { int symbol; int len; symbol = puff_decode(s, &lencode); if (symbol < 0) return symbol; if (symbol < 16) lengths[index++] = symbol; else { len = 0; if (symbol == 16) { if (index == 0) return -5; len = lengths[index - 1]; symbol = 3 + puff_bits(s, 2); } else if (symbol == 17) symbol = 3 + puff_bits(s, 3); else symbol = 11 + puff_bits(s, 7); if (index + symbol > nlen + ndist) return -6; while (symbol--) lengths[index++] = len; } } if (lengths[256] == 0) return -9; err = puff_construct(&lencode, lengths, nlen); if (err && (err < 0 || nlen != lencode.count[0] + lencode.count[1])) return -7; short distcnt[MAXBITS + 1], distsym[MAXDCODES]; struct puff_huffman distcode = {distcnt, distsym}; err = puff_construct(&distcode, lengths + nlen, ndist); if (err && (err < 0 || ndist != distcode.count[0] + distcode.count[1])) return -8; return puff_codes(s, &lencode, &distcode); } static int puff(unsigned char* dest, unsigned long* destlen, const unsigned char* source, unsigned long sourcelen) { struct puff_state s = { .out = dest, .outlen = *destlen, .outcnt = 0, .in = source, .inlen = sourcelen, .incnt = 0, .bitbuf = 0, .bitcnt = 0, }; int err; if (setjmp(s.env) != 0) err = 2; else { int last; do { last = puff_bits(&s, 1); int type = puff_bits(&s, 2); err = type == 0 ? puff_stored(&s) : (type == 1 ? puff_fixed(&s) : (type == 2 ? puff_dynamic(&s) : -1)); if (err != 0) break; } while (!last); } *destlen = s.outcnt; return err; } //% END CODE DERIVED FROM puff.{c,h} #define ZLIB_HEADER_WIDTH 2 static int puff_zlib_to_file(const unsigned char* source, unsigned long sourcelen, int dest_fd) { if (sourcelen < ZLIB_HEADER_WIDTH) return 0; source += ZLIB_HEADER_WIDTH; sourcelen -= ZLIB_HEADER_WIDTH; const unsigned long max_destlen = 132 << 20; void* ret = mmap(0, max_destlen, PROT_WRITE | PROT_READ, MAP_PRIVATE | MAP_ANON, -1, 0); if (ret == MAP_FAILED) return -1; unsigned char* dest = (unsigned char*)ret; unsigned long destlen = max_destlen; int err = puff(dest, &destlen, source, sourcelen); if (err) { munmap(dest, max_destlen); errno = -err; return -1; } if (write(dest_fd, dest, destlen) != (ssize_t)destlen) { munmap(dest, max_destlen); return -1; } return munmap(dest, max_destlen); } static int setup_loop_device(unsigned char* data, unsigned long size, const char* loopname, int* loopfd_p) { int err = 0, loopfd = -1; int memfd = syscall(__NR_memfd_create, "syzkaller", 0); if (memfd == -1) { err = errno; goto error; } if (puff_zlib_to_file(data, size, memfd)) { err = errno; goto error_close_memfd; } loopfd = open(loopname, O_RDWR); if (loopfd == -1) { err = errno; goto error_close_memfd; } if (ioctl(loopfd, LOOP_SET_FD, memfd)) { if (errno != EBUSY) { err = errno; goto error_close_loop; } ioctl(loopfd, LOOP_CLR_FD, 0); usleep(1000); if (ioctl(loopfd, LOOP_SET_FD, memfd)) { err = errno; goto error_close_loop; } } close(memfd); *loopfd_p = loopfd; return 0; error_close_loop: close(loopfd); error_close_memfd: close(memfd); error: errno = err; return -1; } static void reset_loop_device(const char* loopname) { int loopfd = open(loopname, O_RDWR); if (loopfd == -1) { return; } if (ioctl(loopfd, LOOP_CLR_FD, 0)) { } close(loopfd); } static long syz_mount_image(volatile long fsarg, volatile long dir, volatile long flags, volatile long optsarg, volatile long change_dir, volatile unsigned long size, volatile long image) { unsigned char* data = (unsigned char*)image; int res = -1, err = 0, need_loop_device = !!size; char* mount_opts = (char*)optsarg; char* target = (char*)dir; char* fs = (char*)fsarg; char* source = NULL; char loopname[64]; if (need_loop_device) { int loopfd; memset(loopname, 0, sizeof(loopname)); snprintf(loopname, sizeof(loopname), "/dev/loop%llu", procid); if (setup_loop_device(data, size, loopname, &loopfd) == -1) return -1; close(loopfd); source = loopname; } mkdir(target, 0777); char opts[256]; memset(opts, 0, sizeof(opts)); if (strlen(mount_opts) > (sizeof(opts) - 32)) { } strncpy(opts, mount_opts, sizeof(opts) - 32); if (strcmp(fs, "iso9660") == 0) { flags |= MS_RDONLY; } else if (strncmp(fs, "ext", 3) == 0) { bool has_remount_ro = false; char* remount_ro_start = strstr(opts, "errors=remount-ro"); if (remount_ro_start != NULL) { char after = *(remount_ro_start + strlen("errors=remount-ro")); char before = remount_ro_start == opts ? '\0' : *(remount_ro_start - 1); has_remount_ro = ((before == '\0' || before == ',') && (after == '\0' || after == ',')); } if (strstr(opts, "errors=panic") || !has_remount_ro) strcat(opts, ",errors=continue"); } else if (strcmp(fs, "xfs") == 0) { strcat(opts, ",nouuid"); } res = mount(source, target, fs, flags, opts); if (res == -1) { err = errno; goto error_clear_loop; } res = open(target, O_RDONLY | O_DIRECTORY); if (res == -1) { err = errno; goto error_clear_loop; } if (change_dir) { res = chdir(target); if (res == -1) { err = errno; } } error_clear_loop: if (need_loop_device) reset_loop_device(loopname); errno = err; return res; } 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 reset_loop() { char buf[64]; snprintf(buf, sizeof(buf), "/dev/loop%llu", procid); int loopfd = open(buf, O_RDWR); if (loopfd != -1) { ioctl(loopfd, LOOP_CLR_FD, 0); close(loopfd); } } static void setup_test() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); write_file("/proc/self/oom_score_adj", "1000"); } struct thread_t { int created, call; event_t ready, done; }; static struct thread_t threads[16]; static void execute_call(int call); static int running; static void* thr(void* arg) { struct thread_t* th = (struct thread_t*)arg; for (;;) { event_wait(&th->ready); event_reset(&th->ready); execute_call(th->call); __atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED); event_set(&th->done); } return 0; } static void execute_one(void) { if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } int i, call, thread; for (call = 0; call < 11; call++) { for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) { struct thread_t* th = &threads[thread]; if (!th->created) { th->created = 1; event_init(&th->ready); event_init(&th->done); event_set(&th->done); thread_start(thr, th); } if (!event_isset(&th->done)) continue; event_reset(&th->done); th->call = call; __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED); event_set(&th->ready); event_timedwait(&th->done, 50 + (call == 0 ? 4000 : 0) + (call == 6 ? 4000 : 0) + (call == 8 ? 4000 : 0)); break; } } for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++) sleep_ms(1); } static void execute_one(void); #define WAIT_FLAGS __WALL static void loop(void) { int iter = 0; for (;; iter++) { reset_loop(); 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_call(int call) { switch (call) { case 0: NONFAILING(memcpy((void*)0x20001500, "exfat\000", 6)); NONFAILING(memcpy((void*)0x20001540, "./bus\000", 6)); NONFAILING(memcpy( (void*)0x20000400, "\x00\xe0\xc6\xe4\xd9\x18\x2e\xc6\x9e\x59\x9f\xd4\xd3\x2b\xa9\xc5\x14" "\x6f\xbc\x43\xa3\x39\x14\xb2\xb1\xa5\xce\x88\x43\xb1\x93\xdc\x82\xdb" "\xc5\x12\xb6\xfa\xbf\xe6\xfb\xdd\x2a\x8b\xde\xed\xa7\x8e\x17\xb1\x8f" "\x1b\x6e\x80\xc8\x1c\xd6\x70\x46\xe6\xa8\x5e\x71\x60\x11\x2d\x61\x3e" "\x4c\x6d\xca\xb2\x40\x4d\x58\x29\x1e\xc1\x30\xb9\xfd\x27\x85\xce\x8d" "\xd5\x53\x8f\x70\x99\x8f\x2d\x50\x00\x58\x13\xba\x6c\x65\xcd\x3c\x25" "\xa8\xe7\x30\xe1\xcd\x7b\x11\xcf\x7f\x6c\xc0\xfb\xa6\xb6\x70\xc6\x43" "\x74\xab\xd0\x95\x18\xff\xba\x0c\x5e\xb2\xe6\x02\xb1\xa6\x4a\xc8\x97" "\xfc\x6c\xe9\xbe\xe1\xd7\x0b\xef\x22\xf1\x0c\x77\x76\xc2\xf5\x07\x7c" "\xb1\xde\x63\x83\x2b\x1b\xab\x15\xc6\xca\xf5\x49\xa1\xcd\x58\x10\x64" "\x94\xd9\x2d\x11\x59\x03\x3b\x2e\x27\xec\xea\xe3\x39\x41\x4a\x62\xac" "\xa9\xcf\x6a\x00\xc0\x7e\x2a\x18\x1d\xd9\x66\x8a\x64\xb5\xee\xfc\x8e" "\x5e\xbc\x65\x64\x44\x2a\x8d\x32\x2e\x89\xa2\xfb\xba\xde\x22\xdc\x83" "\x4c\xff\x72\xc0\x9d\xc6\x53\xdb\x00\x30\x38\xd2\x50\xe8\x1a\xee\x10" "\x88\x8e\x78\xa3\x67\x7d\x68\xcc\x60\xde\x6f\x7d\x36\x11\x15\xe5\x3b" "\xec\xaa\x81\xee\x36\x4d\xd8\x5d\x11\xc2\xe5\x6a\x01\xb8\x7e\x0b\x19" "\x4b\x2a\x5d\x31\x15\xf3\xb2\x57\xfa\x54\xac\xf2\x73\xf9\x53\xe6\xbe" "\x39\xe5\xb6\x7f\xcd\x3a\x56\x4e\x71\xfd\xbd\xf8\xb4\xef\x42\xc0\x7a" "\x95\x25\xae\x4d\x7c", 311)); NONFAILING(memcpy( (void*)0x20001580, "\x78\x9c\xec\xdd\x0b\x98\x8e\xd5\xfa\x30\xf0\x75\xaf\xb5\x1e\xc6\x34" "\xf1\x36\xc9\x61\x58\xf7\xba\x1f\xde\x34\x58\x26\x49\x72\x48\x92\x43" "\x92\x24\x49\x92\x53\x42\xd2\x24\x49\x42\x62\xc8\x29\x09\x49\xc8\x71" "\x92\x1c\x86\x90\x1c\x26\x26\x8d\xf3\xf9\x90\x73\xd2\x64\x4b\x92\x24" "\xa7\x9c\xc2\xfa\xae\xa9\xdd\xb6\xf7\xbf\xfd\xbf\xec\xfd\xed\xfd\xff" "\xfc\xbf\x3d\xf7\xef\xba\xd6\xf5\xae\xfb\x5a\xcf\xbd\x9e\xb5\xde\x9b" "\x79\x9f\xe7\xb9\xe6\xf0\x43\xd7\xe1\xb5\x9a\xd4\xae\xde\x88\x88\xc4" "\xbf\x04\x7e\x7b\x49\x11\x42\xc4\x08\x21\x06\x09\x21\xf2\x09\x21\x02" "\x21\x44\xf9\xf8\xf2\xf1\xd9\xe3\x79\x14\xa4\xfc\x6b\x27\x61\xff\x5e" "\x8f\xa6\x5d\xeb\x15\xb0\x6b\x89\xeb\x9f\xb3\x71\xfd\x73\x36\xae\x7f" "\xce\xc6\xf5\xcf\xd9\xb8\xfe\x39\x1b\xd7\x3f\x67\xe3\xfa\xe7\x6c\x5c" "\x7f\xc6\x72\xb2\xad\x33\x0b\xdf\xc0\x2d\xe7\xb6\x7f\xfd\xf9\x7f\xcc" "\x6f\x2f\xfc\xfc\xff\xff\x43\xfc\xf9\x9f\xb3\x71\xfd\xff\xd3\x9c\xce" "\xf3\xcf\x1c\xcd\xf5\xff\x4f\x72\xd9\x7b\xff\xcf\x65\x70\xfd\x73\x36" "\xae\x7f\xce\xc6\xf5\xcf\xd9\xb8\xfe\x39\x1b\xd7\x3f\x67\xe3\xfa\x33" "\x96\x93\x5d\xeb\xe7\xcf\xdc\xae\x6d\xbb\xd6\xff\xfe\x18\x63\x8c\x31" "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18" "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c" "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6" "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63" "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31" "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18" "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c" "\x31\xc6\x18\x63\x8c\xe5\x0c\xe7\xfc\x15\x5a\x08\xf1\x7b\xff\x5a\xaf" "\x8b\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\xff\x3e\x3e\xf7\xb5\x5e\x01" "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\xfe\xe7\x81\x90\x42\x09\x2d\x02" "\x91\x4b\xe4\x16\x31\x22\x8f\x88\x15\xd7\x89\x38\x71\xbd\xc8\x2b\xf2" "\x89\x88\xb8\x41\xc4\x8b\x1b\x45\x7e\x71\x93\x28\x20\x0a\x8a\x42\xa2" "\xb0\x48\x10\x45\x44\x51\x61\x04\x0a\x2b\x48\x84\xa2\x98\x28\x2e\xa2" "\xe2\x66\x51\x42\xdc\x22\x12\x45\x49\x51\x4a\x94\x16\x4e\x94\x11\x49" "\xe2\x56\x51\x56\xdc\x26\xca\x89\xdb\x45\x79\x71\x87\xa8\x20\xee\x14" "\x15\x45\x25\x51\x59\x54\x11\x77\x89\xaa\xe2\x6e\x51\x4d\xdc\x23\xaa" "\x8b\x7b\x45\x0d\x51\x53\xd4\x12\xb5\xc5\x7d\xa2\x8e\xb8\x5f\xd4\x15" "\x0f\x88\x7a\xe2\x41\x51\x5f\x3c\x24\x1a\x88\x87\x45\x43\xf1\x88\x68" "\x24\x1e\x15\x8d\xc5\x63\xa2\x89\x78\x5c\x34\x15\x4f\x88\x66\xa2\xb9" "\x68\x21\x5a\x8a\x56\xff\x57\xf9\xaf\x88\x9e\xe2\x55\xd1\x4b\xf4\x16" "\x29\xa2\x8f\xe8\x2b\x5e\x13\xfd\x44\x7f\x31\x40\x0c\x14\x83\xc4\xeb" "\x62\xb0\x78\x43\x0c\x11\x6f\x8a\xa1\x62\x98\x18\x2e\xde\x12\x23\xc4" "\xdb\x62\xa4\x78\x47\x8c\x12\xa3\xc5\x18\xf1\xae\x18\x2b\xc6\x89\xf1" "\x62\x82\x98\x28\x26\x89\x54\xf1\x9e\x98\x2c\xde\x17\x53\xc4\x07\x62" "\xaa\x98\x26\xa6\x8b\x19\x22\x4d\xcc\x14\xb3\xc4\x87\x62\xb6\x98\x23" "\xe6\x8a\x8f\xc4\x3c\xf1\xb1\x98\x2f\x16\x88\x85\x62\x91\x48\x17\x9f" "\x88\xc5\x62\x89\xc8\x10\x9f\x8a\xa5\xe2\x33\x91\x29\x96\x89\xe5\x62" "\x85\x58\x29\x56\x89\xd5\x62\x8d\x58\x2b\xd6\x89\xf5\x62\x83\xd8\x28" "\x36\x89\xcd\x62\x8b\xd8\x2a\x3e\x17\xdb\xc4\x76\xb1\x43\xec\x14\xbb" "\xc4\x6e\xb1\x47\x7c\x21\xf6\x8a\x2f\xc5\x3e\xf1\x95\xc8\x12\x5f\xff" "\x93\xf9\x67\xff\x4b\x7e\x37\x10\x20\x40\x82\x04\x0d\x1a\x72\x41\x2e" "\x88\x81\x18\x88\x85\x58\x88\x83\x38\xc8\x0b\x79\x21\x02\x11\x88\x87" "\x78\xc8\x0f\xf9\xa1\x00\x14\x80\x42\x50\x08\x12\x20\x01\x8a\x42\x51" "\x40\x40\x20\x20\x28\x06\xc5\x20\x0a\x51\x28\x01\x25\x20\x11\x12\xa1" "\x14\x94\x02\x07\x0e\x92\x20\x09\xca\xc2\x6d\x50\x0e\xca\x41\x79\x28" "\x0f\x15\xa0\x02\x54\x84\x4a\x50\x09\xaa\x40\x15\xa8\x0a\x55\xa1\x1a" "\x54\x83\xea\x50\x1d\x6a\x40\x0d\xa8\x05\xb5\xe0\x3e\xb8\x0f\xee\x87" "\xba\x50\x17\xea\x41\x3d\xa8\x0f\xf5\xa1\x01\x34\x80\x86\xd0\x10\x1a" "\x41\x23\x68\x0c\x8d\xa1\x09\x34\x81\xa6\xd0\x14\x9a\x41\x33\x68\x01" "\x2d\xa0\x15\xb4\x82\xd6\xd0\x1a\xda\x40\x1b\x68\x07\xed\xa0\x3d\xb4" "\x87\x0e\xd0\x01\x92\x21\x19\x3a\x42\x47\xe8\x04\x9d\xa0\x33\x74\x86" "\x2e\xd0\x05\xba\x42\x57\xe8\x06\xdd\xa1\x3b\xbc\x02\xaf\xc0\xab\xf0" "\x2a\xf4\x86\x1a\xb2\x0f\xf4\x85\xbe\xd0\x0f\xfa\xc1\x00\x18\x08\x03" "\xe1\x75\x18\x0c\x6f\xc0\x1b\xf0\x26\x0c\x85\x61\x30\x1c\xde\x82\xb7" "\xe0\x6d\x18\x09\x67\x60\x14\x8c\x86\x31\x30\x06\xaa\xca\x71\x30\x1e" "\x26\x00\xc9\x49\x90\x0a\xa9\x30\x19\x26\xc3\x14\x98\x02\x53\x61\x1a" "\x4c\x83\x19\x90\x06\x33\x61\x16\xcc\x82\xd9\x30\x07\xe6\xc0\x47\x30" "\x0f\x3e\x86\x8f\x61\x01\x2c\x80\x45\x90\x0e\xe9\xb0\x18\x96\x40\x06" "\x64\xc0\x52\x38\x0b\x99\xb0\x0c\x96\xc3\x0a\x58\x09\xab\x60\x25\xac" "\x81\xb5\xb0\x06\xd6\xc3\x06\x58\x0f\x9b\x60\x13\x6c\x81\x2d\xf0\x39" "\x7c\x0e\xdb\x61\x3b\xec\x84\x9d\xb0\x1b\x76\xc3\x17\xf0\x05\x7c\x09" "\x5f\xc2\x50\xc8\x82\x2c\xd8\x0f\xfb\xe1\x00\x1c\x80\x83\x70\x10\x0e" "\xc1\x21\x38\x0c\x87\xe1\x08\x1c\x81\xa3\x70\x14\x8e\xc1\x31\x38\x0e" "\x27\xe0\x24\x9c\x80\xd3\x70\x1a\xce\xc0\x59\x38\x07\xe7\xe0\x02\x5c" "\x80\x8b\x70\x11\x2e\xc3\xe5\xec\xff\xfc\x32\x9b\x96\x5a\xe6\x92\xb9" "\x64\x8c\x8c\x91\xb1\x32\x56\xc6\xc9\x38\x99\x57\xe6\x95\x11\x19\x91" "\xf1\x32\x5e\xe6\x97\xf9\x65\x01\x59\x40\x16\x92\x85\x64\x82\x4c\x90" "\x45\x65\x51\x89\x12\x25\xc9\x50\x16\x93\xc5\x64\x54\x46\x65\x09\x59" "\x42\x26\xca\x44\x59\x4a\x96\x92\x4e\x3a\x99\x24\x93\x64\x59\x59\x56" "\x96\x93\xe5\x64\x79\x79\x87\xac\x20\xef\x94\x15\x65\x25\xd9\xd6\x55" "\x91\x55\x64\x55\xd9\xce\x55\x93\xf7\xc8\xea\xb2\xba\xac\x21\x6b\xca" "\x5a\xb2\xb6\xac\x2d\xeb\xc8\x3a\xb2\xae\xac\x2b\xeb\xc9\x7a\xb2\xbe" "\xac\x2f\x1b\xc8\x87\x65\x43\xd9\x07\x06\xc0\xa3\x32\xbb\x32\x4d\xe4" "\x30\x68\x2a\x87\x43\x33\xd9\x5c\xb6\x90\x2d\xe5\xdb\xf0\xa4\x6c\x2d" "\x47\x42\x1b\xd9\x56\xb6\x93\x4f\xcb\xd1\x30\x0a\x3a\xc8\xd6\x2e\x59" "\x3e\x27\x3b\xca\xf1\xd0\x49\xbe\x20\x27\xc0\x8b\xb2\x8b\x9c\x04\x5d" "\xe5\xcb\xb2\x9b\xec\x2e\x7b\xc8\x57\x64\x4f\xd9\xc6\xf5\x92\xbd\xe5" "\x54\xe8\x23\xfb\xca\x19\xd0\x4f\xf6\x97\x03\xe4\x40\x39\x1b\x6a\xca" "\xec\x8a\xd5\x92\x6f\xca\xa1\x72\x98\x1c\x2e\xdf\x92\x8b\xe0\x6d\x39" "\x52\xbe\x23\x47\xc9\xd1\x72\x8c\x7c\x57\x8e\x95\xe3\xe4\x78\x39\x41" 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"\xd0\x62\x5a\x42\x19\xf4\x29\x2d\xa5\xcf\x28\x93\x96\xd1\x72\x5a\x41" "\x2b\x69\x15\xad\xa6\x35\xb4\x96\xd6\xd1\x7a\xda\x40\x1b\x69\x13\x6d" "\xa6\x2d\xb4\x95\x3e\xa7\x6d\xb4\x9d\x76\xd0\x4e\xda\x45\xbb\x69\x0f" "\x7d\x41\x7b\xe9\x4b\xda\x47\x5f\x51\x16\x7d\x4d\xfb\xe9\x4f\x74\x80" "\xbe\xa1\x83\xf4\x2d\x1d\xa2\xef\xe8\x30\x7d\x4f\x47\xe8\x07\x3a\x4a" "\x3f\xd2\x31\xfa\x89\x8e\xd3\x09\x3a\x49\xa7\xe8\x34\xfd\x4c\x67\xe8" "\x2c\x9d\xa3\xf3\x74\x81\x7e\xa1\x8b\x74\x89\x2e\x93\x27\x11\x42\x28" "\x43\x15\xea\x30\x08\x73\x85\xb9\xc3\x98\x30\x4f\x18\x1b\x5e\x17\xc6" "\x85\xd7\x87\x79\xc3\x7c\x61\x24\xbc\x21\x8c\x0f\x6f\x0c\xf3\x87\x37" "\x85\x05\xc2\x82\x61\xa1\xb0\x70\x98\x10\x16\x09\x8b\x86\x26\xc4\xd0" "\x86\x14\x86\x61\xb1\xb0\x78\x18\x0d\x6f\x0e\x4b\x84\xb7\x84\x89\x61" "\xc9\xb0\x54\x58\x3a\x74\x61\x99\x30\x29\xbc\x35\x2c\x1b\xde\x16\x96" "\x0b\x6f\x0f\xcb\x87\x77\x84\x15\xc2\x3b\xc3\x8a\x61\xa5\xb0\x72\x58" "\x25\xbc\x2b\xac\x1a\xde\x1d\x56\x0b\xef\x09\xab\x87\xf7\x86\x35\xc2" "\x9a\x61\xad\xb0\x76\x78\x5f\x58\x27\xbc\x3f\xac\x1b\x3e\x10\xd6\x0b" "\x1f\x0c\xcb\x85\x0f\x85\x0d\xc2\x87\xc3\x86\xe1\x23\x61\xa3\xf0\xd1" "\xb0\x71\xf8\x58\xd8\x24\x7c\x3c\x6c\x1a\x3e\x11\x36\x0b\x9b\x87\x2d" "\xc2\x96\x61\xab\xf0\xc9\xb0\x75\xf8\x54\xd8\x26\x6c\x1b\xb6\x0b\x9f" "\x0e\xdb\x87\xcf\x84\x1d\xc2\x67\xc3\xe4\xf0\xb9\xb0\x63\xf8\xfc\x55" "\xc7\x53\xc2\x3e\x61\xdf\xf0\xb5\xf0\xb5\xd0\xfb\x07\xd4\xc2\xe8\xa2" "\x68\x7a\xf4\x93\xe8\xe2\xe8\x92\x68\x46\xf4\xd3\xe8\xd2\xe8\x67\xd1" "\xcc\xe8\xb2\xe8\xf2\xe8\x8a\xe8\xca\xe8\xaa\xe8\xea\xe8\x9a\xe8\xda" "\xe8\xba\xe8\xfa\xe8\x86\xe8\xc6\xe8\xa6\xe8\xe6\xe8\x96\xa8\xf7\xb5" "\x73\x0b\x07\x4e\x3a\xe5\xb4\x0b\x5c\x2e\x97\xdb\xc5\xb8\x3c\x2e\xd6" "\x5d\xe7\xe2\xdc\xf5\x2e\xaf\xcb\xe7\x22\xee\x06\x17\xef\x6e\x74\xf9" "\xdd\x4d\xae\x80\x2b\xe8\x0a\xb9\xc2\x2e\xc1\x15\x71\x45\x9d\x71\xe8" "\xac\x23\x17\xba\x62\xae\xb8\x8b\xba\x9b\x5d\x09\x77\x8b\x4b\x74\x25" "\x5d\x29\x57\xda\x39\x57\xc6\x25\xb9\x96\xae\x95\x6b\xe5\x5a\xbb\xa7" "\x5c\x1b\xd7\xd6\xb5\x73\x4f\xbb\xa7\xdd\x33\xee\x19\xf7\xac\x7b\xd6" "\x3d\xe7\x3a\xba\xe7\x5d\x27\xf7\x82\xeb\xec\x5e\x74\x5d\xdc\x4b\xee" "\x25\xf7\xb2\xeb\xe6\xba\xbb\x1e\xee\x15\xd7\xd3\xbd\xea\x7a\xb9\xde" "\x2e\xc5\xa5\xb8\xbe\xae\xaf\xeb\xe7\xfa\xb9\x01\x6e\x80\x1b\xe4\x06" "\xb9\xc1\x6e\xb0\x1b\xe2\x86\xb8\xa1\x6e\xa8\x1b\xee\x86\xbb\x11\x6e" "\x84\x1b\xe9\x46\xba\x51\x6e\x94\x1b\xe3\xc6\xb8\xb1\x6e\xac\x1b\xef" "\xc6\xbb\x89\x6e\xa2\x4b\x75\xa9\x6e\xb2\x9b\xec\xa6\xb8\x29\x6e\xaa" "\x9b\xea\xa6\xbb\xe9\x2e\xcd\xa5\xb9\x59\x6e\x96\x9b\xed\x66\xbb\xb9" "\x6e\xae\x9b\xe7\xe6\xb9\xf9\x6e\xbe\x5b\xe8\x16\xba\x74\x97\xee\x16" "\xbb\xc5\x2e\xc3\x65\xb8\xa5\x6e\xa9\xcb\x74\x99\x6e\xb9\x5b\xee\x56" "\xba\x95\x6e\xb5\x5b\xed\xd6\xba\xb5\x6e\xbd\x5b\xef\x36\xba\x8d\x6e" "\xb3\xdb\xec\xb6\xba\xad\x6e\x9b\xdb\xe6\x76\xb8\x1d\x6e\x97\xdb\xe5" "\xf6\xb8\x3d\x6e\xaf\xdb\xeb\xf6\xb9\x7d\x2e\xcb\x65\xb9\xfd\x6e\xbf" "\x3b\xe0\x0e\xb8\x83\xee\x5b\x77\xc8\x7d\xe7\x0e\xbb\xef\xdd\x11\xf7" "\x83\x3b\xea\x7e\x74\xc7\xdc\x4f\xee\xb8\x3b\xe1\x4e\xba\x53\xee\xb4" "\xfb\xd9\x9d\x71\x67\xdd\x39\x77\xde\x5d\x70\xbf\xb8\x8b\xee\x92\xbb" "\xec\xbc\x4b\x8d\xbc\x17\x99\x1c\x79\x3f\x32\x25\xf2\x41\x64\x6a\x64" "\x5a\x64\x7a\x64\x46\x24\x2d\x32\x33\x32\x2b\xf2\x61\x64\x76\x64\x4e" "\x64\x6e\xe4\xa3\xc8\xbc\xc8\xc7\x91\xf9\x91\x05\x91\x85\x91\x45\x91" "\xf4\xc8\x27\x91\xc5\x91\x25\x91\x8c\xc8\xa7\x91\xa5\x91\xcf\x22\x99" "\x91\x65\x91\xe5\x91\x15\x91\x95\x91\x55\x11\xef\x8b\x6c\x0b\x7d\x31" "\x5f\xdc\x47\xfd\xcd\xbe\x84\xbf\xc5\x27\xfa\x92\xbe\x94\x2f\xed\x9d" "\x2f\xe3\x93\xfc\xad\xbe\xac\xbf\xcd\x97\xf3\xb7\xfb\xf2\xfe\x0e\x5f" "\xc1\xdf\xe9\x2b\xfa\x4a\xbe\xb2\x7f\xc2\x37\xf3\xcd\x7d\x0b\xdf\xd2" "\xb7\xf2\x4f\xfa\xd6\xfe\x29\xdf\xc6\xb7\xf5\xed\xfc\xd3\xbe\xbd\x7f" "\xc6\x77\xf0\xcf\xfa\x64\xff\x9c\xef\xe8\x9f\xf7\x9d\xfc\x0b\xbe\xb3" "\x7f\xd1\x77\xf1\x2f\xf9\xae\xfe\x65\xdf\xcd\x77\xf7\x3d\xfc\x2b\xbe" "\xa7\x7f\xd5\xf7\xf2\xbd\x7d\x8a\xef\xe3\xfb\xfa\xd7\x7c\x3f\xdf\xdf" "\x0f\xf0\x03\xfd\x20\xff\xba\x1f\xec\xdf\xf0\x43\xfc\x9b\x7e\xa8\x1f" "\xe6\x87\xfb\xb7\xfc\x08\xff\xb6\x1f\xe9\xdf\xf1\xa3\xfc\x68\x3f\xc6" "\xbf\xeb\xc7\xfa\x71\x7e\xbc\x9f\xe0\x27\xfa\x49\x3e\xd5\xbf\xe7\x27" "\xfb\xf7\xfd\x14\xff\x81\x9f\xea\xa7\xf9\xe9\x7e\x86\x4f\xf3\x33\xfd" "\x2c\xff\xa1\x9f\xed\xe7\xf8\xb9\xfe\x23\x3f\xcf\x7f\xec\xe7\xfb\x05" "\x7e\xa1\x5f\xe4\xd3\xfd\x27\x7e\xb1\x5f\xe2\x33\xfc\xa7\x7e\xa9\xff" "\xcc\x67\xfa\x65\x7e\xb9\x5f\xe1\x57\xfa\x55\x7e\xb5\x5f\xe3\xd7\xfa" "\x75\x7e\xbd\xdf\xe0\x37\xfa\x4d\x7e\xb3\xdf\xe2\xb7\xfa\xcf\xfd\x36" "\xbf\xdd\xef\xf0\x3b\xfd\x2e\xbf\xdb\xef\xf1\x5f\xf8\xbd\xfe\x4b\xbf" "\xcf\x7f\xe5\xb3\xfc\xd7\x7e\xbf\xff\x93\x3f\xe0\xbf\xf1\x07\xfd\xb7" "\xfe\x90\xff\xce\x1f\xf6\xdf\xfb\x23\xfe\x07\x7f\xd4\xff\xe8\x8f\xf9" "\x9f\xfc\x71\x7f\xc2\x9f\xf4\xa7\xfc\x69\xff\xb3\x3f\xe3\xcf\xfa\x73" "\xfe\xbc\xbf\xe0\x7f\xf1\x17\xfd\x25\x7f\x99\x7f\x66\x8d\x31\xc6\x18" "\x63\xec\x1f\xa2\xae\x32\xde\xe7\xbf\xc9\x91\x7f\xee\xf7\x15\x42\x5c" "\xbf\xbd\xf0\xa1\xff\x3a\xbe\xb1\xc0\x6f\xfd\xfe\xb9\x13\xda\x47\x84" "\x10\xcf\xf5\xee\xfa\xe8\xef\xad\x46\x8d\x94\x94\x94\x3f\x1f\x9b\xa9" "\x44\x50\x7c\x81\x10\x22\x72\x25\x3f\x97\xb8\x12\x2f\x13\xed\xc4\x33" "\x22\x59\xb4\x15\x65\xff\x32\x1e\xf3\x57\xe7\xea\x2f\xbb\x5f\xa0\xab" "\xcc\x1f\xbd\x43\x88\xd8\xbf\xca\xc9\xce\xff\x3d\xbe\x32\xff\x6d\x7f" "\x77\xff\xfd\xe5\xb8\x79\x57\x9d\x7f\x81\x10\x89\xc5\xaf\xe4\xe4\x11" "\x57\xe2\x2b\xf3\x97\xfb\x6f\xe6\x2f\xd8\xfa\x2a\xf3\xe7\xf9\x26\x55" "\x88\x36\x7f\x95\x13\x27\xae\xc4\x57\xe6\x4f\x12\x4f\x89\xe7\x45\xf2" "\xdf\x1c\xc9\x18\x63\x8c\x31\xc6\x18\x63\x8c\xfd\xa6\xbf\xac\xdc\xf9" "\x6a\xf7\xb7\xd9\xf7\xe7\x09\xfa\x4a\x4e\x6e\x71\x25\xfe\x7b\xf7\xe7" "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\xfb\xdf\xe5\xc5\xee\x3d\x9e\x7d" "\x32\x39\xb9\x6d\x67\xee\xfc\x4f\x75\x7c\xbe\xdf\xde\xea\xff\x2d\xeb" "\xe1\x0e\x77\xfe\x81\xce\xb5\xfe\xca\xc4\x18\x63\x8c\x31\xc6\x18\xfb" "\x77\xbb\x72\xd1\x7f\xad\x57\xc2\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31" "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18" "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\xe5\x5c\xff\x2f\x7e" "\x9d\xd8\xef\xe7\xba\xda\xdf\x1a\x64\x8c\x31\xc6\x18\x63\x8c\x31\xc6" "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63" "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31" "\xc6\x18\x63\x8c\x31\xc6\xfe\x53\xfd\x9f\x00\x00\x00\xff\xff\xb2\x31" "\x3b\x12", 5374)); NONFAILING(syz_mount_image( /*fs=*/0x20001500, /*dir=*/0x20001540, /*flags=MS_SILENT*/ 0x8000, /*opts=*/0x20000400, /*chdir=*/1, /*size=*/0x14fe, /*img=*/0x20001580)); break; case 1: NONFAILING(memcpy((void*)0x20000080, "./file0\000", 8)); syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x20000080ul, /*mode=*/0ul); break; case 2: NONFAILING(memcpy((void*)0x200000c0, "./bus\000", 6)); syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x200000c0ul, /*mode=*/0ul); break; case 3: NONFAILING(memcpy((void*)0x20000140, "./bus\000", 6)); syscall(__NR_chdir, /*dir=*/0x20000140ul); break; case 4: NONFAILING(memcpy((void*)0x20000040, "./file0\000", 8)); syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x20000040ul, /*mode=*/0ul); break; case 5: NONFAILING(memcpy((void*)0x20000340, "./file1\000", 8)); syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x20000340ul, /*mode=*/0ul); break; case 6: NONFAILING(memcpy((void*)0x200003c0, "./mnt\000", 6)); NONFAILING(syz_mount_image(/*fs=*/0, /*dir=*/0x200003c0, /*flags=MS_SYNCHRONOUS|MS_NODIRATIME*/ 0x810, /*opts=*/0, /*chdir=*/0, /*size=*/0, /*img=*/0x20000000)); break; case 7: NONFAILING(memcpy((void*)0x20000240, "./file0\000", 8)); syscall(__NR_chdir, /*dir=*/0x20000240ul); break; case 8: NONFAILING(memcpy((void*)0x20000100, "vfat\000", 5)); NONFAILING(memcpy((void*)0x20000180, "./file0\000", 8)); NONFAILING(syz_mount_image(/*fs=*/0x20000100, /*dir=*/0x20000180, /*flags=MS_NOATIME|MS_BIND*/ 0x1400, /*opts=*/0, /*chdir=*/5, /*size=*/0, /*img=*/0x200001c0)); break; case 9: NONFAILING(memcpy((void*)0x20000340, "./file1\000", 8)); syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x20000340ul, /*mode=*/0ul); break; case 10: NONFAILING(memcpy((void*)0x20000180, "./file1\000", 8)); syscall(__NR_rmdir, /*path=*/0x20000180ul); break; } } int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); install_segv_handler(); loop(); return 0; }