// 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 #include #include #include #include #ifndef __NR_memfd_create #define __NR_memfd_create 319 #endif 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 void use_temporary_dir(void) { char tmpdir_template[] = "./syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } 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; } #define MAX_FDS 30 //% 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, 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 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, loopfd = -1, 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) { memset(loopname, 0, sizeof(loopname)); snprintf(loopname, sizeof(loopname), "/dev/loop%llu", procid); if (setup_loop_device(data, size, loopname, &loopfd) == -1) return -1; 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) { ioctl(loopfd, LOOP_CLR_FD, 0); close(loopfd); } errno = err; return res; } static void mount_cgroups(const char* dir, const char** controllers, int count) { if (mkdir(dir, 0777)) { return; } char enabled[128] = {0}; int i = 0; for (; i < count; i++) { if (mount("none", dir, "cgroup", 0, controllers[i])) { continue; } umount(dir); strcat(enabled, ","); strcat(enabled, controllers[i]); } if (enabled[0] == 0) { if (rmdir(dir) && errno != EBUSY) exit(1); return; } if (mount("none", dir, "cgroup", 0, enabled + 1)) { if (rmdir(dir) && errno != EBUSY) exit(1); } if (chmod(dir, 0777)) { } } static void mount_cgroups2(const char** controllers, int count) { if (mkdir("/syzcgroup/unified", 0777)) { return; } if (mount("none", "/syzcgroup/unified", "cgroup2", 0, NULL)) { if (rmdir("/syzcgroup/unified") && errno != EBUSY) exit(1); return; } if (chmod("/syzcgroup/unified", 0777)) { } int control = open("/syzcgroup/unified/cgroup.subtree_control", O_WRONLY); if (control == -1) return; int i; for (i = 0; i < count; i++) if (write(control, controllers[i], strlen(controllers[i])) < 0) { } close(control); } static void setup_cgroups() { const char* unified_controllers[] = {"+cpu", "+io", "+pids"}; const char* net_controllers[] = {"net", "net_prio", "devices", "blkio", "freezer"}; const char* cpu_controllers[] = {"cpuset", "cpuacct", "hugetlb", "rlimit", "memory"}; if (mkdir("/syzcgroup", 0777)) { return; } mount_cgroups2(unified_controllers, sizeof(unified_controllers) / sizeof(unified_controllers[0])); mount_cgroups("/syzcgroup/net", net_controllers, sizeof(net_controllers) / sizeof(net_controllers[0])); mount_cgroups("/syzcgroup/cpu", cpu_controllers, sizeof(cpu_controllers) / sizeof(cpu_controllers[0])); write_file("/syzcgroup/cpu/cgroup.clone_children", "1"); write_file("/syzcgroup/cpu/cpuset.memory_pressure_enabled", "1"); } static void setup_cgroups_loop() { int pid = getpid(); char file[128]; char cgroupdir[64]; snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid); if (mkdir(cgroupdir, 0777)) { } snprintf(file, sizeof(file), "%s/pids.max", cgroupdir); write_file(file, "32"); snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir); write_file(file, "%d", pid); snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid); if (mkdir(cgroupdir, 0777)) { } snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir); write_file(file, "%d", pid); snprintf(file, sizeof(file), "%s/memory.soft_limit_in_bytes", cgroupdir); write_file(file, "%d", 299 << 20); snprintf(file, sizeof(file), "%s/memory.limit_in_bytes", cgroupdir); write_file(file, "%d", 300 << 20); snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid); if (mkdir(cgroupdir, 0777)) { } snprintf(file, sizeof(file), "%s/cgroup.procs", cgroupdir); write_file(file, "%d", pid); } static void setup_cgroups_test() { char cgroupdir[64]; snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/unified/syz%llu", procid); if (symlink(cgroupdir, "./cgroup")) { } snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/cpu/syz%llu", procid); if (symlink(cgroupdir, "./cgroup.cpu")) { } snprintf(cgroupdir, sizeof(cgroupdir), "/syzcgroup/net/syz%llu", procid); if (symlink(cgroupdir, "./cgroup.net")) { } } static void setup_common() { if (mount(0, "/sys/fs/fuse/connections", "fusectl", 0, 0)) { } } static void setup_binderfs() { if (mkdir("/dev/binderfs", 0777)) { } if (mount("binder", "/dev/binderfs", "binder", 0, NULL)) { } } static void loop(); static void sandbox_common() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setsid(); struct rlimit rlim; rlim.rlim_cur = rlim.rlim_max = (200 << 20); setrlimit(RLIMIT_AS, &rlim); rlim.rlim_cur = rlim.rlim_max = 32 << 20; setrlimit(RLIMIT_MEMLOCK, &rlim); rlim.rlim_cur = rlim.rlim_max = 136 << 20; setrlimit(RLIMIT_FSIZE, &rlim); rlim.rlim_cur = rlim.rlim_max = 1 << 20; setrlimit(RLIMIT_STACK, &rlim); rlim.rlim_cur = rlim.rlim_max = 128 << 20; setrlimit(RLIMIT_CORE, &rlim); rlim.rlim_cur = rlim.rlim_max = 256; setrlimit(RLIMIT_NOFILE, &rlim); if (unshare(CLONE_NEWNS)) { } if (mount(NULL, "/", NULL, MS_REC | MS_PRIVATE, NULL)) { } if (unshare(CLONE_NEWIPC)) { } if (unshare(0x02000000)) { } if (unshare(CLONE_NEWUTS)) { } if (unshare(CLONE_SYSVSEM)) { } typedef struct { const char* name; const char* value; } sysctl_t; static const sysctl_t sysctls[] = { {"/proc/sys/kernel/shmmax", "16777216"}, {"/proc/sys/kernel/shmall", "536870912"}, {"/proc/sys/kernel/shmmni", "1024"}, {"/proc/sys/kernel/msgmax", "8192"}, {"/proc/sys/kernel/msgmni", "1024"}, {"/proc/sys/kernel/msgmnb", "1024"}, {"/proc/sys/kernel/sem", "1024 1048576 500 1024"}, }; unsigned i; for (i = 0; i < sizeof(sysctls) / sizeof(sysctls[0]); i++) write_file(sysctls[i].name, sysctls[i].value); } static int wait_for_loop(int pid) { if (pid < 0) exit(1); int status = 0; while (waitpid(-1, &status, __WALL) != pid) { } return WEXITSTATUS(status); } static void drop_caps(void) { struct __user_cap_header_struct cap_hdr = {}; struct __user_cap_data_struct cap_data[2] = {}; cap_hdr.version = _LINUX_CAPABILITY_VERSION_3; cap_hdr.pid = getpid(); if (syscall(SYS_capget, &cap_hdr, &cap_data)) exit(1); const int drop = (1 << CAP_SYS_PTRACE) | (1 << CAP_SYS_NICE); cap_data[0].effective &= ~drop; cap_data[0].permitted &= ~drop; cap_data[0].inheritable &= ~drop; if (syscall(SYS_capset, &cap_hdr, &cap_data)) exit(1); } static int do_sandbox_none(void) { if (unshare(CLONE_NEWPID)) { } int pid = fork(); if (pid != 0) return wait_for_loop(pid); setup_common(); sandbox_common(); drop_caps(); if (unshare(CLONE_NEWNET)) { } write_file("/proc/sys/net/ipv4/ping_group_range", "0 65535"); setup_binderfs(); loop(); exit(1); } #define FS_IOC_SETFLAGS _IOW('f', 2, long) static void remove_dir(const char* dir) { int iter = 0; DIR* dp = 0; retry: while (umount2(dir, MNT_DETACH | UMOUNT_NOFOLLOW) == 0) { } dp = opendir(dir); if (dp == NULL) { if (errno == EMFILE) { exit(1); } exit(1); } struct dirent* ep = 0; while ((ep = readdir(dp))) { if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0) continue; char filename[FILENAME_MAX]; snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name); while (umount2(filename, MNT_DETACH | UMOUNT_NOFOLLOW) == 0) { } struct stat st; if (lstat(filename, &st)) exit(1); if (S_ISDIR(st.st_mode)) { remove_dir(filename); continue; } int i; for (i = 0;; i++) { if (unlink(filename) == 0) break; if (errno == EPERM) { int fd = open(filename, O_RDONLY); if (fd != -1) { long flags = 0; if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) { } close(fd); continue; } } if (errno == EROFS) { break; } if (errno != EBUSY || i > 100) exit(1); if (umount2(filename, MNT_DETACH | UMOUNT_NOFOLLOW)) exit(1); } } closedir(dp); for (int i = 0;; i++) { if (rmdir(dir) == 0) break; if (i < 100) { if (errno == EPERM) { int fd = open(dir, O_RDONLY); if (fd != -1) { long flags = 0; if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) { } close(fd); continue; } } if (errno == EROFS) { break; } if (errno == EBUSY) { if (umount2(dir, MNT_DETACH | UMOUNT_NOFOLLOW)) exit(1); continue; } if (errno == ENOTEMPTY) { if (iter < 100) { iter++; goto retry; } } } exit(1); } } 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_loop() { setup_cgroups_loop(); } 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(); setup_cgroups_test(); write_file("/proc/self/oom_score_adj", "1000"); if (symlink("/dev/binderfs", "./binderfs")) { } } static void close_fds() { for (int fd = 3; fd < MAX_FDS; fd++) close(fd); } 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) { int i, call, thread; for (call = 0; call < 8; 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); if (call == 1 || call == 3) break; event_timedwait(&th->done, 50 + (call == 0 ? 4000 : 0)); break; } } for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++) sleep_ms(1); close_fds(); } static void execute_one(void); #define WAIT_FLAGS __WALL static void loop(void) { setup_loop(); int iter = 0; for (;; iter++) { char cwdbuf[32]; sprintf(cwdbuf, "./%d", iter); if (mkdir(cwdbuf, 0777)) exit(1); reset_loop(); int pid = fork(); if (pid < 0) exit(1); if (pid == 0) { if (chdir(cwdbuf)) exit(1); 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; } remove_dir(cwdbuf); } } uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: memcpy((void*)0x20000040, "ext4\000", 5); memcpy((void*)0x20000500, "./file1\000", 8); memcpy( (void*)0x20003e80, "\x00\xbf\x60\x42\xaa\xa5\xc8\x9f\x1a\xa1\xfc\xbc\xbb\xaa\x9c\xac\x31" "\xb2\x75\x03\xdf\x50\x07\x14\xd7\x94\x63\x48\x62\xc1\xe6\x0c\x6e\x22" "\xf9\x25\x56\x71\x3c\x0f\xe3\xf4\xe1\x3f\xa3\x61\x84\xa1\x61\x44\x77" "\x56\xdd\x0c\xf8\xdc\x7d\x5c\xea\x09\x88\xba\xf0\x3e\xfe\xbb\x63\xbd" "\x7a\x59\x83\xf0\x81\xf8\x11\xf1\x97\xb7\x8a\x5f\x5e\x95\x83\x8c\xc9" "\x0e\x64\x46\xd8\x18\x9c\x91\x21\xb3\xcc\xf5\xb2\x4d\x46\x84\x24\x2b" "\x4f\x85\xf6\xd4\x32\x31\xb7\xb9\x24\x0f\x74\xbd\xac\xf3\x4c\xb8\x60" "\x4b\x21\x79\x65\xc0\x2b\x7b\xe4\x19\x32\x6a\x31\x68\xc7\xdf\x4e\xb8" "\xdc\x2e\x7c\xc0\xd1\xc7\x08\xa1\x50\x28\x78\x63\x3e\xca\x49\xf3\x58" "\xe5\xb8\x55\x51\xff\x6e\x49\x77\x65\x08\xbf\x45\xb3\xc7\x1a\xf4\x15" "\x48\x93\x65\x64\xab\xd9\x9b\xb3\x4d\x1c\x23\x03\xb5\x1c\x29\xd0\x2f" "\xae\x2c\x7f\x03\x7b\xe4\xb4\xbc\x63\xea\xa6\x8a\x1e\x08\xe3\xfb\xc0" "\x77\x44\xa5\xdd\x13\x55\x53\xdb\x00\x6f\x1e\x0a\x90\x70\xbe\x08\x5a" "\x71\x8d\x79\x06\xa6\x8d\xc2\x6e\xc1\xf3\x19", 232); memcpy( (void*)0x20000540, "\x78\x9c\xec\xdd\xdf\x6b\x5b\xd7\x1d\x00\xf0\xef\xbd\xb6\xb2\xfc\x70" "\x66\x67\xdb\x43\x16\x58\x16\x96\x0c\x27\x6c\x91\xec\x78\x49\xcc\x1e" "\xb2\x0c\xc6\xf2\x14\xd8\x96\xbd\x67\x9e\x2d\x1b\x63\xd9\x32\x96\x9c" "\xc4\x26\x0c\x87\xfd\x01\x83\x31\xd6\x42\x9f\xfa\xd4\x97\x42\xff\x80" "\x42\xc9\x9f\x50\x0a\x81\xf6\xbd\xb4\xa5\xa5\xb4\x49\xfb\xd0\x87\xb6" "\x2a\x92\xae\xd2\xc4\x95\x62\x87\xc8\xbe\x60\x7f\x3e\x70\x7c\xcf\xb9" "\x57\xd2\xf7\x7b\x6c\x74\x75\xcf\xbd\xc7\xba\x01\xec\x5b\xa7\x22\xe2" "\x6a\x44\x0c\x44\xc4\xb9\x88\x18\xce\xd6\xa7\x59\xb9\xd6\x6c\x6c\xb4" "\x1f\xf7\xe8\xe1\xdd\xe9\x66\x49\xa2\xd1\xb8\xf1\x59\x12\x49\xb6\xae" "\xf3\x5a\x49\xb6\x3c\xd2\x7e\x4a\x1c\x8c\x88\xbf\x5d\x8b\xf8\x67\xf2" "\xc3\xb8\xb5\xb5\xf5\x85\xa9\x4a\xa5\xbc\x92\xb5\x4b\xf5\xc5\xe5\x52" "\x6d\x6d\xfd\xfc\xfc\xe2\xd4\x5c\x79\xae\xbc\x34\x31\x31\x7e\x69\xf2" "\xf2\xe4\xc5\xc9\xb1\xbe\xf4\x73\x24\x22\xae\xfc\xe9\xa3\xff\xff\xe7" "\xb5\x3f\x5f\x79\xeb\xb7\xb7\xdf\xbf\xf9\xc9\xd9\x7f\x35\xd3\x1a\xca" "\xb6\x3f\xd9\x8f\x7e\x6a\x77\xbd\xd0\xfa\x5d\x74\x0c\x46\xc4\xca\x4e" "\x04\xcb\xc1\x40\xb6\x2c\xe4\x9c\x07\x00\x00\xdb\xd3\x3c\xc6\xff\x49" "\x44\xfc\xaa\x75\xfc\x3f\x1c\x03\xad\xa3\x53\x00\x00\x00\x60\x2f\x69" "\xfc\x61\x28\xbe\x4e\x22\x1a\x00\x00\x00\xc0\x9e\x95\xb6\xe6\xc0\x26" "\x69\x31\x9b\x0b\x30\x14\x69\x5a\x2c\xb6\xe7\xf0\xfe\x2c\x0e\xa7\x95" "\x6a\xad\xfe\x9b\xd9\xea\xea\xd2\x4c\x7b\xae\xec\x48\x14\xd2\xd9\xf9" "\x4a\x79\x2c\x9b\x2b\x3c\x12\x85\xa4\xd9\x1e\xcf\xe6\xd8\x76\xda\x17" "\x36\xb5\x27\x22\xe2\x58\x44\xfc\x6f\xf8\x50\xab\x5d\x9c\xae\x56\x66" "\xf2\x3e\xf9\x01\x00\x00\x00\xfb\xc4\x91\x4d\xe3\xff\x2f\x87\xdb\xe3" "\x7f\x00\x00\x00\x60\x8f\x19\xc9\x3b\x01\x00\x00\x00\x60\xc7\x19\xff" "\x03\x00\x00\xc0\xde\x67\xfc\x0f\x00\x00\x00\x7b\xda\x5f\xae\x5f\x6f" "\x96\x46\xe7\xfe\xd7\x33\xb7\xd6\x56\x17\xaa\xb7\xce\xcf\x94\x6b\x0b" "\xc5\xc5\xd5\xe9\xe2\x74\x75\x65\xb9\x38\x57\xad\xce\xb5\xbe\xb3\x6f" "\x71\xab\xd7\xab\x54\xab\xcb\xbf\x8b\xa5\xd5\x3b\xa5\x7a\xb9\x56\x2f" "\xd5\xd6\xd6\x6f\x2e\x56\x57\x97\xea\x37\xe7\x9f\xba\x05\x36\x00\x00" "\x00\xb0\x8b\x8e\xfd\xf2\xfe\x7b\x49\x44\x6c\xfc\xfe\x50\xab\x34\x1d" "\xc8\x3b\x29\x60\x57\x24\xcf\xf3\xe0\x0f\x77\x2e\x0f\x60\xf7\x0d\xe4" "\x9d\x00\x90\x9b\xc1\xbc\x13\x00\x72\x53\xc8\x3b\x01\x20\x77\x5b\x9d" "\x07\xe8\x39\x79\xe7\xed\xfe\xe7\x02\x00\x00\xec\x8c\xd1\x9f\xf7\xbe" "\xfe\xef\xdc\x00\xec\x6d\x69\xde\x09\x00\x00\xbb\xce\xf5\x7f\xd8\xbf" "\x0a\x66\x00\xc2\xbe\xf7\xe3\x2d\xb6\xbf\xf8\xf5\xff\x46\xe3\xb9\x12" "\x02\x00\x00\xfa\x6e\xa8\x55\x92\xb4\x98\x5d\x0b\x1c\x8a\x34\x2d\x16" "\x23\x8e\xb6\x6e\x0b\x50\x48\x66\xe7\x2b\xe5\xb1\x6c\x7c\xf0\xee\x70" "\xe1\x47\xcd\xf6\x78\xeb\x99\xc9\xf3\xfd\xef\x30\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xec\x63\x8d" "\x46\x12\x0d\x00\x00\x00\x60\x4f\x8b\x48\x3f\x4e\x5a\xdf\xe6\x1f\x31" "\x3a\x7c\x66\x68\xf3\xf9\x81\x03\xc9\x57\xc3\xad\x65\x44\xdc\x7e\xe5" "\xc6\x4b\x77\xa6\xea\xf5\x95\xf1\xe6\xfa\xcf\x1f\xaf\xaf\xbf\x9c\xad" "\xbf\x90\xc7\x19\x0c\x00\x00\x00\x60\xb3\xce\x38\xbd\x33\x8e\x07\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x80\x7e\x7a\xf4\xf0\xee\x74\xa7\xec\x66\xdc\x4f\xff\x18\x11" "\x23\xdd\xe2\x0f\xc6\xc1\xd6\xf2\x60\x14\x22\xe2\xf0\x17\x49\x0c\x3e" "\xf1\xbc\x24\x22\x06\xfa\x10\x7f\xe3\x5e\x44\x1c\xef\x16\x3f\x69\xa6" "\x15\x23\x59\x16\xdd\xe2\x1f\xca\x31\x7e\x1a\x11\x47\xfa\x10\x1f\xf6" "\xb3\xfb\xcd\xfd\xcf\xd5\x6e\xef\xbf\x34\x4e\xb5\x96\xdd\xdf\x7f\x83" "\x59\x79\x51\xbd\xf7\x7f\xe9\xe3\xfd\xdf\x40\x8f\xfd\xcf\xd1\x6d\xc6" "\x38\xf1\xe0\x8d\x52\xcf\xf8\xf7\x22\x4e\x0c\x76\xdf\xff\x74\xe2\x27" "\x3d\xe2\x9f\xde\x66\xfc\x7f\xfc\x7d\x7d\xbd\xd7\xb6\xc6\xab\x11\xa3" "\x5d\x3f\x7f\x92\xa7\x62\x95\xea\x8b\xcb\xa5\xda\xda\xfa\xf9\xf9\xc5" "\xa9\xb9\xf2\x5c\x79\x69\x62\x62\xfc\xd2\xe4\xe5\xc9\x8b\x93\x63\xa5" "\xd9\xf9\x4a\x39\xfb\xd9\x35\xc6\x7f\x7f\xf1\xe6\xb7\xcf\xea\xff\xe1" "\x1e\xf1\x47\xb6\xe8\xff\x99\x6d\xf6\xff\x9b\x07\x77\x1e\xfe\xb4\x5d" "\x2d\x74\x8b\x7f\xf6\x74\xf7\xcf\xdf\xe3\x3d\xe2\xa7\xd9\x67\xdf\xaf" "\xb3\x7a\x73\xfb\x68\xa7\xbe\xd1\xae\x3f\xe9\xe4\xeb\xef\x9c\x7c\x56" "\xff\x67\x7a\xf4\x7f\xab\xbf\xff\xd9\x6d\xf6\xff\xdc\x5f\xff\xfd\xc1" "\x36\x1f\x0a\x00\xec\x82\xda\xda\xfa\xc2\x54\xa5\x52\x5e\x51\x51\x51" "\x51\x79\x5c\xc9\x7b\xcf\x04\x00\x00\xf4\xdb\xf7\x07\xfd\x79\x67\x02" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xfb\xd7" "\x6e\x7c\x9d\xd8\xe6\x98\x1b\xf9\x74\x15\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\xe0\x99\xbe\x0b\x00\x00\xff\xff\xf7\xa0\xd4\xed", 1204); res = -1; res = syz_mount_image(/*fs=*/0x20000040, /*dir=*/0x20000500, /*flags=*/0x4500, /*opts=*/0x20003e80, /*chdir=*/0x12, /*size=*/0x4b4, /*img=*/0x20000540); if (res != -1) r[0] = res; break; case 1: memcpy((void*)0x20000180, "./bus\000", 6); syscall(__NR_open, /*file=*/0x20000180ul, /*flags=*/0x14d27eul, /*mode=*/0ul); break; case 2: memcpy((void*)0x20000180, "./bus\000", 6); res = syscall(__NR_open, /*file=*/0x20000180ul, /*flags=*/0x14d27eul, /*mode=*/0ul); if (res != -1) r[1] = res; break; case 3: syscall(__NR_fallocate, /*fd=*/r[1], /*mode=*/0ul, /*off=*/0x8947ul, /*len=*/7ul); break; case 4: memcpy((void*)0x20000380, "/dev/loop", 9); *(uint8_t*)0x20000389 = 0x30 + procid * 1; *(uint8_t*)0x2000038a = 0; memcpy((void*)0x20000140, "./bus\000", 6); syscall(__NR_mount, /*src=*/0x20000380ul, /*dst=*/0x20000140ul, /*type=*/0ul, /*flags=*/0x1000ul, /*data=*/0ul); break; case 5: memcpy((void*)0x200000c0, "./bus\000", 6); res = syscall(__NR_open, /*file=*/0x200000c0ul, /*flags=*/0x14113eul, /*mode=*/0ul); if (res != -1) r[2] = res; break; case 6: memcpy( (void*)0x20002a80, "\x5d\x0f\x1b\xc7\x13\x63\xce\x46\xd7\xd6\x8a\x9a\x08\x09\x94\xde\x4f" "\x56\xb8\x75\x79\xb6\x4c\x51\x1a\xae\x21\xa9\x1e\xb2\xdb\x3a\x04\x37" "\xf8\x48\xb7\x71\xb3\xc3\xb8\x06\x60\x1d\x4b\x7a\x5f\x1e\x7c\xb6\x0a" "\x34\xda\x12\xb2\x6f\xad\xc9\x46\xcc\xd2\x3b\x6a\xfb\x12\xc1\xce\xe6" "\x20\x8b\xb8\xae\x2e\x2b\x32\x28\xe7\xeb\x78\x4c\x60\x8b\x9a\x07\xad" "\x74\x7b\x94\x3a\x77\x03\xd8\xca\xcb\x26\xad\x1e\x02\xca\x87\xd6\x0c" "\x5a\x5d\xe2\xec\x40\x30\xfc\x27\xae\x98\xc7\xf3\x23\x7f\xd3\x68\xa8" "\x16\x64\xac\x23\x6a\x8e\xd6\xda\xbb\x66\x98\x9b\xec\x92\x8b\x60\x24" "\x5a\xfc\x81\x47\x96\x4e\x94\x35\x40\x50\x26\x33\x5f\x56\xff\x99\x66" "\x1b\xc1\xf3\x3e\x53\x48\xd8\x09\xc8\x98\xdb\x46\x4c\x07\x30\x20\xb5" "\xd1\x10\x21\xe9\xbd\xd8\x37\x6a\xf6\x39\xc7\x69\xa1\xee\x3a\x94\x60" "\x3a\xe4\x03\xe9\x35\x10\xf4\xce\xf0\x6b\xd4\xde\xd3\xb7\xff\x22\xd6" "\xdf\x0c\xbd\x74\x77\x7b\x40\xa4\xbd\x9f\x59\xa7\x1c\x4d\x07\x40\xb1" "\xac\xfe\x9f\xe4\xc2\x1b\xae\x5a\x59\xfe\x15\x1c\x23\x27\xfe\xd5\xa3" "\x19\xf9\x93\xbb\x61\xb3\x00\x3c\x97\x74\xf0\x3e\xeb\xf0\x5b\xa4\x29" "\x85\x07\x7b\x45\x1e\x31\xfb\x01\x95\xaa\xc0\x11\xb7\x0a\xcc\x13\xb5" "\x41\x35\x4d\x1c\xd9\x09\x3e\x35\xb8\x91\x52\xec\x43\x5e\x05\xd6\x22" "\x10\xc2\x8b\x36\xe1\x0a\xbc\xde\x5a\x81\xbb\xf1\x9e\xe5\x33\xfa\xf6" "\xeb\xae\x10\xc3\xa6\xf8\xdd\xd9\x48\xa6\x27\xd7\xb0\x17\xd5\xf5\x9d" "\x62\xcd\xf3\xef\x76\x20\xef\x9c\x16\x14\x26\x16\x03\xae\x93\x94\x11" "\xf8\xc3\x3b\xdd\xee\x8f\x74\x93\xd2\xfb\x8d\x08\xdb\x04\x99\x6f\x18" "\x61\xfe\x5c\xff\xb1\x0f\x81\x7a\x36\xd1\x17\x01\x60\x2e\x44\x2e\x6d" "\xc8\x38\x95\x3d\xfe\xd4\xc7\x42\x6c\xed\x45\xe4\xf0\x32\x7e\xe3\x69" "\xa7\x7c\xcc\xef\x51\xaf\x2d\x85\x20\x54\x00\x26\x47\xb4\x66\x13\xa8" "\xe5\xd0\xf1\xd1\x63\x2d\xa0\xe3\x5a\x5e\x6e\x8c\xb8\xd2\x5d\xe7\x5c" "\xab\xd4\x1d\xc4\x4a\x53\x33\x39\xca\x2d\xe5\xc4\xa7\x34\x54\xc9\x30" "\xd4\x1c\x64\x3f\xd4\x1e\x2e\x93\x94\xdc\x2e\x17\x49\x50\x2f\x04\x0c" "\x41\xda\x2a\x2d\x97\x82\xba\x17\x49\xbd\x08\x33\x2f\xc7\x7c\x5b\xf6" "\x64\xcb\x27\xc0\xb0\x4c\x0e\x0e\x29\x2d\x7a\xa0\xc8\x48\x3c\x42\xf8" "\x6f\xf2\xda\xee\x69\xea\x2a\xb3\x8f\xf6\x35\x5e\x6c\x23\x67\xc7\xb9" "\xde\xd7\x08\x17\x38\x96\xb6\x74\xa0\x3c\xde\x0d\x11\x55\x5f\x6f\x36" "\x3c\x11\xcb\xa6\xd0\x27\x4f\xc9\xc6\xd1\x3a\x71\x5d\x0b\x0d\x3c\x9a" "\x4b\x8e\xad\x91\x35\x31\xe3\x39\x8b\xcf\xe6\xe2\xbc\x2f\xe9\x4d\x3a" "\xae\xae\xe1\x60\xbf\x89\xbd\x20\xb4\x65\x64\xc7\x69\xb7\x5c\x24\x4d" "\xa0\x36\x58\x2b\xf8\xac\x8a\x1a\xcb\x70\x4d\x70\x9e\xf8\x8a\xb3\xfe" "\xad\xf3\x20\xa9\x2d\x79\x0b\x08\x3f\xfa\x6c\x99\x73\x12\xc9\x5b\xa8" "\x75\xc7\x0a\x13\xb3\x79\x29\x7d\x9d\x66\xd9\xdc\x5f\x94\x79\x13\x25" "\x64\xb2\x19\x0b\x21\x5b\x2e\x33\x56\x71\xd6\x4e\xfa\xa8\xe6\xb6\xe1" "\x30\x81\x3f\xf5\x5a\x49\x4f\x26\x60\xe8\xa4\x4f\x18\xca\x44\x30\x53" "\x16\x70\xc3\x99\xc1\x8c\x19\x29\x97\xe2\x22\xe6\x47\xd2\x6c\x14\x41" "\xd4\x18\xf9\xd8\xbc\xdc\x7a\x01\x6e\xf4\x65\x1c\x01\x34\x66\x97\x5f" "\x60\x83\x9f\xe9\xea\xf8\x72\x36\x03\x52\x04\xf1\x1f\x05\x16\x41\x0a" "\x61\xd1\x44\x13\xd7\x9b\x11\x51\x13\x68\x44\xd7\x2d\xad\xfd\x52\x6e" "\x9b\x18\xb4\xe5\x94\x2f\x1e\xa7\xa9\xd5\x1d\x2c\x8e\x2b\x48\xc4\xf1" "\x44\xf8\x01\x67\x10\xd6\x80\x6d\x64\x29\xc6\xe1\xbb\x8a\x3c\x7b\x95" "\x40\x47\xfc\xa2\x86\x45\x31\x76\xbb\xc0\x16\xeb\x2f\x7d\x44\x51\x85" "\x92\x16\x41\xfe\x50\xff\x00\x58\x62\xdb\xd1\x3e\x47\xf5\x59\x48\xa5" "\x47\x31\xe0\xbb\x11\xa5\x05\x23\x80\xc5\xf3\x10\x51\x69\xc8\x82\xb4" "\x15\x8b\x33\x6b\x31\x8e\xd9\x00\x86\x93\x0f\x98\x8e\xbb\xcf\xce\x0f" "\x56\x5c\x08\x3b\x5e\xd4\xa5\xe0\x48\xb2\x3a\x08\xe1\x62\x4a\x18\x85" "\x01\xa1\x72\xef\x9f\xe8\xeb\x76\x0a\x27\x15\x77\xf5\xa5\x74\xcf\xd2" "\x30\xa8\xf5\xb5\x53\xed\x8b\xc2\x12\x0c\x0d\x22\xda\xa9\x5f\xe6\x34" "\xb1\xb3\xfd\xc2\xa5\x05\x65\x6c\xdc\xa3\x3d\xfc\xed\x21\x1f\xb0\xf5" "\x30\x20\x91\x73\x8c\xdc\x4c\xcc\x18\x89\x6b\xcd\x3a\xa9\xb8\xa9\x5c" "\xda\x0d\x5b\x88\x9c\x82\x21\x00\x3d\x35\xde\x41\xb2\xe6\xbd\x34\xa7" "\x73\x06\x0c\xd9\xad\xe8\xa2\x1c\xd7\x2b\x77\x34\xdf\x0b\x0e\x49\x03" "\xd0\x48\xac\xcb\xd3\x4a\xe4\x56\x05\x08\x63\x7d\x7d\xff\x90\x65\x49" "\x6f\xe1\xfe\xd5\xbb\x01\xf9\xd2\x64\x48\x80\x71\xba\x58\x9a\x54\x3f" "\xdf\x28\x13\xb0\x00\x1d\x7f\x01\x84\x91\x4c\xae\x7e\xaa\x7a\xec\xa4" "\x1d\xc8\x9d\xd5\x3a\x95\x56\x65\x5b\x10\xe8\xc6\x11\x5f\x1d\x1a\x27" "\x1f\xe5\xdc\x5c\xc5\x7f\x63\x38\x3f\xc1\x11\x23\x8c\x90\xa8\x00\xc6" "\xe9\x73\x80\xc6\xd0\x6b\x09\xd8\xab\x0f\x89\x47\xbf\x4c\xe1\x84\x26" "\xa3\xc1\xa9\xd6\xdb\x7f\x16\x49\xa8\x91\xdf\xdd\x80\x21\x20\x87\xe0" "\x27\x01\x48\x29\x78\x19\xd9\x34\xea\xfd\x20\xea\x74\x1d\x90\x88\x32" "\x00\x24\x9a\x5c\x98\xac\x2f\xa1\x49\xc3\xd5\x07\x07\x81\x95\xbd\x38" "\xfa\x81\x10\x97\x31\x94\x33\x12\x03\xb0\x7a\xf3\xe7\xb8\x6a\x62\x50" "\x1c\xb8\x16\x13\x2c\x7e\xf6\xfc\xcb\x6a\x97\x4c\xb3\x06\x70\x1a\x9f" "\xf9\x80\x71\xbb\x87\x8e\x5e\xe8\xcd\x20\x48\xa7\x6d\x69\x57\xf1\x1c" "\x66\x95\xec\x89\x91\x8b\xe8\x22\x9c\xc5\xf0\x78\xaa\x9b\x03\x7f\x6f" "\x7f\xed\x41\x45\xd8\xf1\xa3\xb6\x83\x75\xae\xb9\x6e\x70\x01\xe4\xa1" "\x08\x64\x28\x27\xf8\xea\xf2\xbf\xf8\xc8\xe9\xdd\xee\xa5\x06\x67\x62" "\x21\x7e\x0e\x4c\xd3\x1a\x81\x16\x2e\xa1\x86\x1f\xa9\xa6\x15\x21\xfd" "\x7c\xf9\xc6\x49\x32\xad\x27\x43\xea\x7f\x1c\x89\xe2\x30\x18\x9c\x86" "\xa4\x9d\x14\x55\x46\x91\x50\xf3\x7a\x4b\xff\x62\xa2\x3c\x97\x90\xae" "\x88\x2e\x4e\x74\x98\xa4\x6c\x98\xcc\xc9\xc2\xa0\xc5\xee\x6d\x13\xae" "\x30\x37\xf1\x35\xb8\x5d\x7c\x9d\x38\xc7\x24\x2a\x9b\x2a\x58\xf5\xd6" "\x03\x9a\xe6\x4b\x50\x2b\x9b\x64\x6c\xa6\x59\x70\x83\x10\x2f\x91\xeb" "\xbe\x5b\xaa\x84\x18\xd4\x5d\x29\xdd\xc1\x50\x94\xa9\x90\x90\xf4\x5c" "\xc1\xb5\x13\xbc\x3e\x20\x56\x44\xf7\xa6\xe4\x4e\x78\x99\xd6\x06\x1b" "\x10\x46\xa9\xf2\xfe\x96\x46\x67\x60\x33\xc1\x12\x2e\x6d\x1e\xf8\x99" "\x09\x80\x92\xff\x86\x5f\x8d\xea\x2c\x85\x3f\x6b\x48\x4e\x7d\x38\x43" "\x7d\x2b\xf8\xcb\x57\x48\x7f\x63\x8f\x48\x01\x00\x85\xfd\xf9\x69\xb2" "\x4f\x1c\x10\x78\xef\xfd\xbc\x3d\xf2\x24\xb3\x3c\x93\xe4\xe6\x2b\x2c" "\x45\xfe\xa3\xf2\x81\x7a\x9e\xb0\x51\x95\xa2\xfd\xbd\xf9\x9c\xc3\x22" "\xaa\x3f\x95\x73\x1c\xa1\x23\x76\xdd\x6b\x94\xff\xcf\x07\xa3\x3e\xde" "\x44\x24\xcd\x89\xf8\x13\xf9\x85\x18\xce\x8d\x33\xba\x10\xe3\xf1\x84" "\x8a\xf4\xda\x33\x4e\x0e\x61\xe7\x65\x6d\x97\xbb\x0d\x96\x9b\xbb\xba" "\x4f\xac\x41\x21\x58\xe1\x3c\x5c\xbf\x8e\x88\xbb\xd1\x5c\xa4\xd8\xc7" "\x03\xe2\x66\xa2\xec\x70\xaa\x14\x65\x0a\x2f\x12\xba\x02\xc1\x8c\x28" "\x63\xf1\x6a\x2d\xde\xb2\x5e\x8a\x9c\x33\xf5\x5b\x3c\xb0\x98\x1f\x2d" "\x31\xaa\x2f\x8c\xaa\x77\xe6\x1f\x7e\x8a\xfe\x6a\x13\xcb\xfb\x46\xc1" "\x96\xd3\x53\xc9\x61\x2f\x92\x5b\xa9\x46\x11\x28\xfa\xe3\xd6\x24\xc9" "\x21\xe8\xf1\xec\x54\xb3\xa9\x19\x64\xfd\x0b\xa2\xe0\x65\x0e\x04\x4d" "\xec\xb8\x2d\x0f\xcd\x99\x46\x18\x81\x78\x15\x8f\x73\xd1\xa4\x40\xf5" "\x79\x41\xb7\x97\x4e\x8b\xce\xd4\xef\x72\x92\x88\x6c\x41\x36\xac\x41" "\xb0\x66\xab\x04\x02\xe7\x5d\x58\xc6\x7d\x4d\xe8\x32\x13\x4a\x7a\xbe" "\x19\x6c\xb9\xd1\xc0\x98\x82\x1a\x7b\xd4\x86\x05\x54\xbc\xcf\x44\x08" "\xaf\x87\x04\xa3\xda\xe1\x8f\x3e\xaf\x70\xcd\x28\xa4\x47\xa6\xcf\x44" "\x32\x66\x66\xb8\x09\xcf\xdb\x3d\x5f\x13\xab\x93\x64\x94\x2c\x10\xa4" "\x46\x1e\x33\x8e\xef\xa2\x65\x13\xcd\xe2\x1e\xd4\xfd\xe2\x93\xf9\x5b" "\xcf\xd9\xe1\xde\x36\xf1\xa9\x2a\xf8\x73\x29\xcc\xfa\x51\x17\x3b\x6f" "\x72\x77\x36\xd1\x39\x73\x06\xe0\x3d\x83\x31\xdd\x50\x72\x26\xf7\x1e" "\x02\x80\xf1\xa6\x9d\xe5\x5a\x14\xee\xd5\x87\x37\xb4\x8e\x08\x57\x43" "\x49\xae\x95\x0e\x41\xa1\x89\xaa\xc6\x17\x7f\xa4\x21\x66\x48\x2d\x6a" "\x52\xeb\x05\x03\x67\xdd\xe9\x55\xaf\x68\x89\x9f\x91\xa7\x44\x07\x65" "\x19\x07\xa7\xed\xa3\x8c\x6b\xcd\xfb\x9e\x18\x97\x64\xa1\xd9\xbf\x18" "\x17\x24\x69\x27\x54\x93\x54\xd5\xc4\x84\xf1\x60\x8c\x92\xda\x48\x1a" "\xdc\x18\xe9\x81\x6a\xe7\x4f\x3b\x02\xbe\x68\x0e\xa4\xf4\xa9\x1f\x56" "\x77\x48\x2c\xdb\x6b\x70\x3d\x8b\x4a\x7d\x99\x92\x47\x7d\x79\x63\x4b" "\xde\x3c\xab\xa8\x5a\xcc\xfc\xe9\x54\x19\x09\xc4\x18\xa2\x20\x19\xd9" "\x9a\xe6\xd9\x84\x61\x11\x2b\x93\xc3\x5c\x86\x40\xb9\xa3\x33\x6c\x64" "\x9f\x2d\x04\xe3\xcc\x27\x11\xf8\x82\x1f\x73\x24\xec\xcc\xfa\x96\xcb" "\xea\xb4\xd0\x25\x77\x19\x09\x05\x2b\xaa\x66\x71\xc3\xaf\x66\x54\x5d" "\xdd\x0c\xb0\xe2\x65\x2b\x76\x39\xcf\x40\x65\x29\xea\x59\x5a\x63\x0e" "\x64\x88\xab\x5e\x5f\xee\x1e\x54\xd6\x36\x19\xc7\xa3\xaa\x3e\x1e\x0e" "\x3b\x8c\x86\x93\xc2\xb1\xb5\x93\x80\xec\xdb\xb8\xde\x7e\x74\x93\x80" "\xba\x5c\xc4\x0d\x64\x75\x5d\xf1\x79\x76\xab\x6d\x49\x26\x49\xe2\x93" "\xb8\xf2\xdb\xc5\x1a\x3b\x73\x8c\xdd\x37\xed\xe4\x2d\x6d\x82\x9e\xe7" "\x1b\xbe\xbe\xe4\xcb\x51\x21\xed\xf9\xd5\x01\xb3\x7c\xb3\x31\xfa\xd8" "\xbe\xe7\x5e\xe6\xa4\xe3\x9f\x46\xa4\x62\xda\xa2\x4e\x60\xfb\xbc\x49" "\x0b\x76\x61\xe3\x6f\xfc\xdd\xb8\x5c\x53\xa6\x68\xe3\xb5\x75\xcd\xff" "\x78\x12\x8c\xc0\xbc\x30\xc0\x26\xdd\xde\x90\x9c\x22\x58\x7b\x0c\x0d" "\x26\x79\x0c\xce\x95\xec\x4f\x62\x6b\x60\x40\xac\xb0\x39\xd4\xfb\xa1" "\xfb\x19\x74\xa9\x10\xf2\xa3\x21\x97\xa6\x97\x2f\x11\x87\x5a\x4c\x0c" "\xc7\x22\x5c\x91\xe5\x9b\x82\xf7\x8e\x0c\x09\xc1\xf5\x38\xe7\xa7\x42" "\xfd\x3d\xc7\x48\xdc\x4f\x27\x38\x9a\xec\x38\x36\xf6\xc2\xd1\xad\xc3" "\x50\x81\x05\x58\x0e\x60\x7b\x3f\x5f\xbe\xa3\x47\xd7\x8c\xf7\xfc\xcd" "\x94\x31\x88\xad\x2a\xde\x4f\x0b\xdc\x58\x43\x3d\x46\xd5\xbd\xe7\xea" "\x7f\x93\xce\x35\x23\x83\xbc\xe9\x6b\x3a\xaf\xb3\x5e\x7c\xdd\x75\x21" "\xf6\x24\x24\x32\x5a\x7b\xba\xe9\x0a\x74\x81\x5b\xa3\x2b\x11\xf2\xb2" "\x9a\x33\x5c\x9a\xd0\xf1\x76\x8a\x96\x0c\xe2\x5b\x78\x0a\x55\x43\x21" "\xf5\x98\xe4\x4d\x11\x10\x99\xe7\xa7\xcb\x67\x9a\xd1\x4a\x37\x46\x53" "\x18\x3c\x77\x3f\xe2\xea\x7b\xb1\xae\x48\xba\xb4\x1c\xd0\x2a\xed\xbd" "\x74\x48\x30\x8a\x36\xe7\x64\x17\xd3\x84\x07\x32\x16\x93\xd3\x3b\xa8" "\xb6\xf7\xfc\x1e\xf7\x77\xe4\x86\x82\x25\xe5\xa6\xf9\x9b\xe6\xc0\xea" "\x7b\x23\xfa\x2c\xc9\xc3\xb8\x9d\x29\x38\x5c\x35\x71\x28\x41\xda\xf2" 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"\x42\x2a\x0a\xae\xdc\x99\xfc\xba\xbb\x3e\x8a\xbe\x0f\xb7\x4d\xb2\x67" "\xcd\xa3\xd4\x8c\x75\x4c\xf6\xb5\x79\x82\x20\x9a\xaf\xca\xfb\xd9\x02" "\x8c\x0c\x5f\xe2\xdf\x36\x6c\xb7\x93\x86\x03\x66\xea\x79\x6b\x6e\x8c" "\x93\x35\x17\x5f\x46\x7f\x3f\x4c\xe1\x53\xe3\x1f\xf4\x2d\x46\x2d\x31" "\x29\xe4\x49\x54\x63\x8b\xb7\x22\xe2\x28\x40\x13\x97\x17\xfe\xc1\xe8" "\x49\xa7\xfd\xe0\x55\x08\x63\xe7\xcf\x52\x56\x49\x73\xc2\x59\x7f\x25" "\x64\xe0\x9b\xf0\xad\xb5\x4b\xca\x3c\x9d\xe3\x59\x0b\x65\xd7\xea\x7f" "\x4b\xd9\x7f\xf4\x9f\xf9\xd0\xa3\x0e\x66\x5d\x8f\x58\xc0\x9a\xb9\xc6" "\x65\x78\x9e\x73\x48\xf0\xb6\xb3\x79\xb5\x5c\xa8\x86\x67\xe1\x53\xe5" "\x7f\x8a\xa1\x27\xeb\x78\x27\x2f\xac\x2f\x77\x2a\xac\xf8\x55\x22\x9f" "\xab\x11\xaa\xf8\x36\xe2\xa0\xa2\xd0\x10\x89\x72\xeb\x3e\x00\x9f\xe0" "\x18\xf0\x1c\x8c\xe5\x05\x05\x45\xfb\x08\xb9\x86\x6d\x12\x4e\xf8\x8c" "\xee\x29\xf1\x53\x81\x39\x2a\x59\x08\x1c\x23\xd6\xb0\x61\xda\x25\x58" "\x57\x06\xa2\x05\x1b\x11\xd5\xe9\x51\xc1\x57\xda\xa8\x50\xcc\x5a\x3a" "\xa4\x74\x47\xd7\x5f\xe5\x57\xc2\xf9\x33\x9e\x2d\xfb\xbf\x98\xba\x2a" "\xf7\xdb\x8d\x12\xf3\x37\x4a\x77\x09\x5d\x0a\xdd\xa6\x6e\x37\x6d\x02" "\x3c\x58\x2d\x71\x93\x7a\x93\x8e\x55\xe3\xc5\x5a\xac\x02\xc5\xc6\xfe" "\xcc\x0d\x76\x61\xb8\x02\xa6\xec\x3f\x7f\x18\x74\x5d\x75\x91\x1b\xcf" "\x58\xbe\x3c\x8e\xab\x58\x7d\x67\x5d\xa3\xc0\x13\xaf\xf1\x0a\xd2\xdb" "\x11\xc8\xbc\xcb\x01\xa8\xb1\xc3\xd2\xfd\xb0\xa1\x8c\x16\x70\xe8\x17" "\x7a\x85\x23\xab\x68\x00\xa3\x4a\x4b\x62\x35\x92\xfc\x82\x98\xfe\x8c" "\x83\x5a\xf5\x6e\x0e\x3d\x1e\xfa\x86\x0e\x84\xf1\xdf\x48\x0e\x2b\xd3" "\x36\xa3\x68\xcb\xb0\xf1\xa9\x2d\x51\x5d\x18\x66\xf5\x3c\x1c\x52\x02" "\x24\xc6\x70\x9a\x92\x6a\xd5\xc0\x72\xfc\xb5\x9c\xf8\xf0\x67\xb5\x89" "\xc8\x6b\x8a\x9b\xc7\x9e\x12\x85\x81\xb0\x67\xbe\xeb\x6c\x73\xb2\x55" "\x16\x51\xc6\x20\x43\x8c\x35\xf1\x8c\x0d\x5d\x64\x25\xc1\x66\xdd\xf1" "\x45\x7c\xb2\x61\x1a\xa5\x72\xe2\x7e\x8e\xc6\x11\x93\xcd\x0a\x68\x3c" "\x7a\x4a\xd6\x41\x0f\x82\x22\x11\x3e\x5a\x78\x86\x36\x34\x7c\x23\x59" "\x2c\xc7\x47\xbb\x67\x21\x4c\x12\x47\x91\xbe\xb5\x52\x40\xf0\xc2\xc7" "\xd0\xe8\x0f\x87\x5b\x9b\xcb\x4d\xb0\x78\xbc\xe6\xc8\x4e\x58\x8f\x85" "\x57\x51\xe5\x89\x7d\x94\x8e\x11\xfe\x5d\x53\x27\x87\x54\xc5\x9c\xec" "\x2e\xba\xd9\x09\x6e\xc6\xbb\xac\x4e\xf5\xf0\x89\xcc\x84\x22\xe6\x92" "\xbe\xbb\x64\x69\xc0\x1f\x5b\x8c\x5f\xb7\x53\x28\x79\xc3\x2e\x6d\x2c" "\x82\x66\x44\x0c\xbf\x91\x54\x52\x63\xcf\xdd\xbc\x28\x9c\x7a\xb6\xfa" "\x69\xf6\xc8\xfa\xb4\x72\x9e\x58\x92\x8c\x60\x24\x01\x48\x04\x78\x92" "\x8b\xd4\x43\x18\x3c\x8c\xf4\x63\xdb\x27\x4d\x30\xe3\xb7\x21\x1e\xc5" "\xb0\x76\x3f\xdf\xe9\xf2\xbe\xb3\x01\x99\x15\x9d\x60\x9f\x57\x24\x73" "\xd8\x7a\x0f\x6f\xf1\x2f\xd7\xcd\xc4\x81\xe7\x86\x7e\xec\xa8\xf0\x0b" "\x0a\xa3\x5a\xfc\x52\xb3\x58\x93\xa6\xbc\xcc\xa4\xf9\x2b\x54\x7b\x99" "\x81\x63\x13\x51\xed\x75\x89\xca\xee\xb8\x29\xe7\xc6\xdd\x3a\xbb\x19" "\x15\x7f\x8d\x6c\xc4\x07\xb2\xaa\x9c\x7f\x71\x4f\x07\x93\x69\x53\x07" "\x5d\x7a\x39\x96\x72\x9a\xd6\xa9\xb4\xe6\x8d\x82\xc8\x06\x5c\x56\x8a" "\xa7\x91\x47\xee\xff\xfe\xff\x7e\x47\x56\x78\x45\x5c\x6c\x4c\xfe\x07" "\x36\x4a\xee\xe5\xa8\x6d\x12\x7a\xd2\xd9\x13\x3e\xeb\xae\xd2\xef\x6b" "\x49\xe3\x7b\xc1\x71\xc4\xca\xd2\x79\x29\xe5\xa3\x35\xdc\xe2\x18\xad" "\x3f\xf7\x18\xbb\xb6\xd2\xc5\x78\x45\x06\x9a\x5b\x92\xda\xf8\x50\xc5" "\x67\xf8\xf3\xb5\x9a\x06\x07\x79\x4f\xff\xfd\x33\x40\x78\x70\x51\x82" "\xf1\x33\x00\xd5\x11\x27\x4c\x29\xbf\x9d\xed\x7c\x78\xf6\x76\x75\x67" "\xcc\xe9\x15\x6c\x86\xe4\xf6\x0b\xed\x3a\xdd\xac\x80\x80\x65\x33\x88" "\x3e\x57\x50\x95\xce\x17\x6b\xfc\xa3\x30\x29\x17\x61\x9c\xe4\x52\x16" "\xe0\xc1\xb9\xc2\x2d\x53\xa0\x9a\x18\x2b\x46\x8b\x1c\xdc\xd5\x17\x6c" "\xca\xd6\x4b\x4c\x75\x46\x6a\x9b\xd2\x13\x94\x50\x6d\x3c\xe4\x92\xb1" "\x40\x44\x05\x95\xc2\xaf\x4d\x6b\xb5\xc6\x5f\x14\x69\x6d\x16\xb8\xdc" "\x76\x7f\x66\x4f\xee\x09\xa3\x35\x43\x55\x9d\xb7\xdf\x3d\x29\x36\x9c" "\x63\x88\x0a\xb8\x9f\x12\xc6\x07\x85\xb1\x8f\xa7\xb6\xc1\xe7\x1f\x7d" "\x41\x33\x27\xe5\x4e\x9e\x17\x16\xe0\x5e\xa1\x41\x61\x4b\x00\xe5\x23" "\x19\xb9\xca\xd9\xcf\xf9\x9a\xae\x2d\x34\x7e\xfd\xd3\x62\x88\xd8\x62" "\x45\x7b\x74\xbf\xa4\xf6\x8b\xb6\xf2\xc2\x12\x61\xb9\x6c\x6e\x28\x07" "\x7c\x50\xbe\x98\x4c\x17\x64\xf5\xbb\x64\xa9\x7a\x69\x22\xdc\xe6\x90" "\x72\x0c\x0b\x60\xe1\x5e\x0a\x0b\x6b\x39\x8f\x9d\x06\x57\x39\x6e\xb6" "\x0a\x5c\x68\xfc\x71\xd9\x82\xb5\x3e\xec\xdb\x3a\xba\x86\xa2\x03\x5c" "\x3a\x75\xe9\xa5\xc9\x14\x37\xeb\x39\xac\xe3\x8c\xa0\x0e\x8d\x5a\x6b" "\x6b\xda\xdb\x72\x44\x60\x17\x9a\x46\x59\x67\x3a\xae\x8b\x4f\xb2\x61" "\x04\x14\x45\x3f\x2f\x89\xad\x82\x5d\x3b\xc0\x47\xa9\x3f\x3d\x32\xdd" "\x89\x18\xfb\x5c\xfe\x44\x99\x48\x4c\xde\xfc\xa5\x7c\x69\x8f\xed\x8e" "\x24\x09\xa5\x01\x0e\x8b\xfe\x34\x4b\xfb\xbf\xae\x6f\xb2\x82\x6d\xcf" "\xab\x6e\xd2\xb8\x20\x81\x7b\x28\xee\xdd\xc7\x32\xb9\xd7\xb6\xdf\x85" "\x32\x86\x83\x9a\x42\x65\xcf\x36\x1f\xf5\xf9\x27\x0f\x29\xa0\x4e\x53" "\xd1\x9b\xd0\x64\x4d\x16\xd8\xc7\x2e\xe3\x34\x8c\x96\xd0\xb1\x22\x78" "\x6e\xca\xd1\xc9\x1e\xcc\xc6\xcb\xd1\xbe\x0c\x97\x21\xd6\x06\x23\xeb" "\x0e\x02\xe1\x9d\x44\xff\x36\xc8\x4f\x89\x2a\x21\x32\x8a\x04\xff\x5b" "\x09\x36\x97\x03\x0c\x9c\xcf\xfb\xcd\x02\x7d\x66\xf1\xd8\x8b\xdf\xcf" "\x16\xd8\x6c\xcb\x72\xe5\x96\xfa\x4e\x85\x59\xf2\xd5\x4d\x72\xf8\xca" "\x91\x1d\x49\x39\x41\x8c\x7c\x0a\xa2\x9a\xb3\x1d\x6c\x5c\xc7\x6a\x7a" "\xbb\xd4\xe4\x65\x54\x18\xbc\x5d\x20\x0f\xdf\x42\xfc\xcd\x35\x2e\xd4" "\x06\xfc\xd6\xfa\x19\x0a\x45\xd0\xe8\xa5\xf4\xa8\xb3\x86\xe5\xa5\x32" "\xbe\xbc\x07\x04\x7c\xe2\x29\x8a\x48\xa8\x40\xe3\x97\x35\xbf\x38", 4096); syscall(__NR_write, /*fd=*/r[0], /*buf=*/0x20002a80ul, /*count=*/0x1000ul); break; case 7: syscall(__NR_write, /*fd=*/r[2], /*data=*/0x20002a40ul, /*len=*/0x156a396ul); break; } } int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=*/7ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul); setup_cgroups(); for (procid = 0; procid < 6; procid++) { if (fork() == 0) { use_temporary_dir(); do_sandbox_none(); } } sleep(1000000); return 0; }