// https://syzkaller.appspot.com/bug?id=b78803804c26ced6c2dcd071ed2151700d4812bc // 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 #ifndef __NR_bpf #define __NR_bpf 321 #endif #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 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; } #define FS_IOC_SETFLAGS _IOW('f', 2, long) static void remove_dir(const char* dir) { int iter = 0; DIR* dp = 0; const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW; retry: while (umount2(dir, umount_flags) == 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, umount_flags) == 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, umount_flags)) 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, umount_flags)) 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 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"); if (symlink("/dev/binderfs", "./binderfs")) { } } static void execute_one(void); #define WAIT_FLAGS __WALL static void loop(void) { 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 (;;) { sleep_ms(10); if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid) break; if (current_time_ms() - start < 5000) continue; kill_and_wait(pid, &status); break; } remove_dir(cwdbuf); } } uint64_t r[1] = {0xffffffffffffffff}; void execute_one(void) { intptr_t res = 0; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } memcpy((void*)0x20000200, "ext4\000", 5); memcpy((void*)0x20000740, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 255); *(uint8_t*)0x200006c0 = 0; memcpy( (void*)0x20000ac0, "\x78\x9c\xec\xdd\x3f\x68\x33\x65\x1c\x07\xf0\xef\x5d\x12\x5f\xfb\xbe\x41" "\x5e\x75\x11\xc4\x3f\x20\x22\x5a\x28\xaf\x9b\xe0\xf2\xba\x28\x14\xa4\x14" "\x11\x41\x85\x8a\x88\x8b\xd2\x0a\xb5\xc5\xad\x71\x72\x71\xd0\x59\xa5\x93" "\x4b\x11\x37\xab\xa3\x74\x29\x2e\x8a\xe0\x54\xb5\x43\x5d\x04\x2d\x0e\x16" "\x07\x1d\x22\xc9\xb5\x52\xdb\x88\xda\xd4\x9c\xf4\x3e\x1f\xb8\xde\x5d\xef" "\x79\xee\xf7\x1c\xb9\xef\x93\x2c\x97\x04\x68\xac\xab\x49\xae\x27\x69\x25" "\x99\x4e\xd2\x49\x52\x1c\x6f\x70\x77\xb5\x5c\x3d\xdc\x5d\x9f\xda\x5e\x48" "\xfa\xfd\x27\x7e\x2a\x86\xed\xaa\xfd\xca\x51\xbf\x2b\x49\x7a\x49\x1e\x4a" "\xb2\x55\x16\x79\xa9\x9d\xac\x6e\x3e\xb3\xf7\xcb\xce\x63\xf7\xbd\xb9\xd2" "\xb9\xf7\xfd\xcd\xa7\xa7\x26\x7a\x91\x87\xf6\xf7\x76\x1f\x3f\x78\x6f\xee" "\x8d\x8f\x66\x1f\x5c\xfd\xe2\xab\x1f\xe6\x8a\x5c\x4f\xf7\x4f\xd7\x75\xfe" "\x8a\x11\xff\x6b\x17\xc9\x2d\xff\x45\xb1\xff\x89\xa2\x5d\xf7\x08\xf8\x27" "\xe6\x5f\xfb\xf0\xeb\x41\xee\x6f\x4d\x72\xcf\x30\xff\x9d\x94\xa9\x5e\xbc" "\xb7\x96\x6f\xd8\xea\xe4\x81\x77\xff\xaa\xef\xdb\x3f\x7e\x79\xfb\x24\xc7" "\x0a\x9c\xbf\x7e\xbf\x33\x78\x0f\xec\xf5\x81\xc6\x29\x93\x74\x53\x94\x33" "\x49\xaa\xed\xb2\x9c\x99\xa9\x3e\xc3\x7f\xd3\xba\x5c\xbe\xbc\xb4\xfc\xea" "\xf4\x8b\x4b\x2b\x8b\x2f\xd4\x3d\x53\x01\xe7\xa5\x9b\xec\x3e\xfa\xc9\xa5" "\x8f\xaf\x9c\xc8\xff\xf7\xad\x2a\xff\xc0\xc5\x35\xc8\xff\x93\xf3\x1b\xdf" "\x0e\xb6\x0f\x5a\x75\x8f\x06\x98\x88\x3b\xaa\xd5\x20\xff\xd3\xcf\xad\xdd" "\x1f\xf9\x87\xc6\x91\x7f\x68\x2e\xf9\x87\xe6\x92\x7f\x68\x2e\xf9\x87\xe6" "\x92\x7f\x68\x2e\xf9\x87\x0b\xac\x73\xb4\xd1\x1b\x79\x58\xfe\xa1\xb9\xe4" "\x1f\x9a\x4b\xfe\xa1\xb9\x8e\xe7\x1f\x00\x68\x96\xfe\xa5\xba\x9f\x40\x06" "\xea\x52\xf7\xfc\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\x9c\xb6\x3e\xb5\xbd\x70\xb4\x4c\xaa\xe6\x67\xef\x24\xfb\x8f\x24\x69" "\x8f\xaa\xdf\x1a\xfe\x1e\x71\x72\xe3\xf0\xef\xe5\x9f\x8b\x41\xb3\x3f\x14" "\x55\xb7\xb1\x3c\x7b\xd7\x98\x27\x18\xd3\x07\x35\x3f\x7d\x7d\xd3\x77\xf5" "\xd6\xff\xfc\xce\x7a\xeb\xaf\x2d\x26\xbd\xd7\x93\x5c\x6b\xb7\x4f\xdf\x7f" "\xc5\xe1\xfd\x77\x76\x37\xff\xcd\xf1\xce\xf3\x63\x16\xf8\x97\x8a\x13\xfb" "\x0f\x3f\x35\xd9\xfa\x27\xfd\xb6\x51\x6f\xfd\xd9\x9d\xe4\xd3\xc1\xfc\x73" "\x6d\xd4\xfc\x53\xe6\xb6\xe1\x7a\xf4\xfc\xd3\x3d\xfe\x15\xcb\x67\xf4\xca" "\xaf\x63\x9e\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\x89\xf9\x3d\x00\x00" "\xff\xff\x0f\x2b\x6d\xcc", 582); syz_mount_image(/*fs=*/0x20000200, /*dir=*/0x20000740, /*flags=*/0, /*opts=*/0x200006c0, /*chdir=*/0xfe, /*size=*/0x246, /*img=*/0x20000ac0); memcpy((void*)0x20000e00, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 251); syscall(__NR_creat, /*file=*/0x20000e00ul, /*mode=*/0ul); memcpy((void*)0x20000000, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 250); syscall(__NR_mknod, /*file=*/0x20000000ul, /*mode=*/0ul, /*dev=*/0x701 + procid * 2); memcpy((void*)0x20001240, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 250); memcpy((void*)0x20000bc0, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 257); syscall(__NR_link, /*old=*/0x20001240ul, /*new=*/0x20000bc0ul); memcpy((void*)0x20000600, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 250); memcpy((void*)0x20000f40, "./" "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000", 252); syscall(__NR_rename, /*old=*/0x20000600ul, /*new=*/0x20000f40ul); memcpy((void*)0x20000080, "./bus\000", 6); syscall(__NR_open, /*file=*/0x20000080ul, /*flags=O_NONBLOCK|O_NOCTTY|O_LARGEFILE|O_CREAT|FASYNC|0x2*/ 0xa942ul, /*mode=*/0ul); 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=MS_BIND*/ 0x1000ul, /*data=*/0ul); memcpy((void*)0x20000080, "./bus\000", 6); res = syscall(__NR_open, /*file=*/0x20000080ul, /*flags=O_SYNC|O_NOCTTY|O_DIRECT|O_CLOEXEC|O_RDWR*/ 0x185102ul, /*mode=*/0ul); if (res != -1) r[0] = res; syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0xb36000ul, /*prot=PROT_WRITE*/ 2ul, /*flags=MAP_STACK|MAP_POPULATE|MAP_FIXED|MAP_SHARED*/ 0x28011ul, /*fd=*/r[0], /*offset=*/0ul); *(uint32_t*)0x20000080 = 0x11; *(uint32_t*)0x20000084 = 8; *(uint64_t*)0x20000088 = 0x20000480; memcpy( (void*)0x20000480, "\x62\x0a\xf8\xff\x0c\x20\x00\x21\xbf\xa1\x00\x00\x00\x00\x00\x00\x07\x01" "\x00\x00\xf8\xff\xff\xff\xb7\x02\x00\x00\x03\x00\x00\x00\xbd\x12\x00\x00" "\x00\x00\x00\x00\x85\x00\x00\x00\x06\x00\x00\x00\xb7\x00\x00\x00\x00\x00" "\x00\x00\x95\x00\x00\x00\x00\x00\x00\x00\x3f\xaf\x4f\x1e\x7f\x2a\xa3\xd9" "\xb1\x8e\xd8\x1c\x0c\x86\x9b\x51\xec\x6c\x0a\xf4\xe0\xe4\xa9\x44\x6c\x76" "\x70\x56\x89\x82\xb4\xe0\x20\xf6\x98\x39\x3a\xa0\xf3\x88\x1f\x9c\x24\xaa" "\x56\xf1\x51\x99\xfa\xd0\x09\x3c\x59\xd6\x6b\x5e\xce\x9f\x36\xc7\x0d\x0f" "\x13\x90\x5e\xa2\x3c\x22\x62\x4c\x9f\x87\xf9\x79\x3f\x50\xbb\x54\x60\x40" "\x67\x7b\x0c\x50\x77\xda\x80\xfb\x98\x2c\x1e\x94\x00\xe6\x93\x14\x6c\xea" "\x48\x4a\x41\x5b\x76\x96\x61\x18\xb6\x4f\x75\x1a\x0f\x24\x1b\x07\x2e\x90" "\x08\x00\x08\x00\x2d\x75\x59\x3a\x28\x6c\xec\xc9\x3e\x64\xc2\x27\xc9\x5a" "\xa0\xb7\x84\x62\x57\x04\xf0\x7a\x72\xc2\x34\x66\x4c\x0a\xf9\x36\x0a\x1f" "\x7a\x5e\x6b\x60\x71\x30\xc8\x9f\x18\xc0\xc1\x08\x9d\x8b\x85\x32\x89\xe0" "\x1a\xa2\x7a\xe8\xb0\x9e\x00\xe7\x9a\xb2\x0b\x0b\x8e\x11\x48\xf4\x9f\xaf" "\x2a\xd0\x00\x00\x00\x00\x00\x00\x00\x6f\xa0\x3c\x64\x68\x97\x20\x89\xb3" "\x02\xd7\xbf\x60\x23\xcd\xce\xdb\x5e\x01\x25\xeb\xbc\x08\xde\xe5\x10\xcb" "\x23\x64\x14\x92\x15\x10\x83\x33\x71\x9a\xcd\x97\xcf\x84\xde\xd4\x02\x24" "\xed\xc5\x46\x5a\x93\x2b\x77\xe7\x4e\x80\x2a\x0d\x42\xbc\x60\x99\xad\x23" "\x00\x00\x00\x80\x00\x6e\xf6\xc1\xff\x09\x00\x00\x00\x00\x00\x00\x10\xc6" "\x3a\x94\x9e\x8b\x79\x55\x39\x4f\xfa\x82\xb8\xe9\x42\xc8\x6e\x00\xf4\xab" "\x87\xb1\xbf\xed\xa7\xbe\x58\x66\x02\xd9\x85\x43\x0c\xea\x01\x62\xab\x3f" "\xcf\x45\x91\xc9\x26\xab\xfb\x07\x67\x19\x23\x02\x00\x00\x00\xb0\xee\xa2" "\x44\x92\xa6\x60\x58\x3e\xec\xb4\x2c\xbc\xd3\xde\x3a\x83\x20\x9d\xa1\x7a" "\x0f\xaf\x60\xfd\x6a\xd9\xb9\x7a\xa5\xfa\x68\x48\x03\x66\xc9\xc6\xfd\x6f" "\xa5\x04\x3a\xa3\x92\x6b\x81\xe3\xb5\x9c\x95\xc2\x5a\x57\x3d\xc2\xed\xca" "\xea\x2b\x1a\x52\x49\x6d\xfc\xaf\x99\x43\x14\x12\xfd\x13\x4a\x99\x63\x82" "\xa1\xa0\x4d\x5b\xb9\x24\xcf\xe5\xf3\x18\x54\x18\xd6\x05\xff\xff\x9c\x4d" "\x2e\xc7\xc3\x2f\x20\x95\xe6\x3c\x80\xaf\xf9\xfa\x74\x0b\x5b\x76\x32\xf3" "\x20\x30\x91\x6f\x89\xc6\xda\xd7\x60\x3f\x2b\xa2\xa7\x90\xd6\x2d\x6f\xae" "\xc2\x31\xfe\xd4\x4d\xa4\x92\x8b\x30\x14\x2b\xa1\x1d\xe6\xc5\xd5\x0b\x83" "\xba\xe6\x13\x40\x22\x16\xb5\x05\x4d\x1e\x7c\x13\xb1\x35\x5d\x6f\x4a\x82" "\x45\xff\xa4\x99\x7d\xa9\xc7\x7a\xf4\xc0\xeb\x97\xfc\xa5\x85\xec\x6b\xf5" "\x83\x51\xd5\x64\xbe\xb6\xd9\x52\xaa\xb9\xc7\x07\x64\xb0\xa8\xa7\x58\x3c" "\x90\xb3\x43\x3b\x80\x9b\xdb\x9f\xbd\x48\xbc\x87\x34\x95\xcb\xff\x8a\x32" "\x6e\xea\x31\xae\x4e\x0f\x75\x05\xeb\xf6\xc9\xd1\x33\x30\xca\x00\x5a\xce" "\x1a\x84\x52\x1f\x14\x51\x8c\x9b\x47\x6f\xcc\xbd\x6c\x71\x20\x16\x21\x98" "\x48\x62\x4b\x87\xce\xc2\xdb\xe9\x82\x23\xa0\xeb\x4f\xa3\x9f\x6b\x5c\x02" "\xe6\xd6\xd9\x07\x56\xff\x57\x90\x2a\x8f\x57\x00\x00\x00\x00\x97\x00\xcf" "\x0b\x4b\x8b\xc2\x29\x41\x33\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x10\x00\x8b\xc0\xd9\x55" "\x97\x11\xe6\xe8\x86\x1c\x46\x49\x5b\xa5\x85\xa4\xb2\xd0\x2e\xdc\x3e\x28" "\xdd\x27\x1c\x89\x62\x49\xed\x85\xb9\x80\x68\x0b\x00\x00\x2b\x43\x5a\xc1" "\x5f\xc0\x28\x8d\x9b\x2a\x16\x9c\xdc\xac\xc4\x13\x03\x8d\xaf\xb7\xa2\xc8" "\xcb\x48\x2b\xac\x0a\xc5\x02\xd9\xba\x96\xff\xff\xff\x7f\x00\x00\x10\x00" "\x00\x00\x00\x00\x00\x7d\x5a\xd8\x97\xef\x3b\x7c\xda\x42\x01\x3d\x53\x04" "\x6d\xa2\x1b\x40\x21\x6e\x14\xba\x2d\x6a\xd5\x65\x6b\xff\xf1\x7a\xdd\xae" "\xda\xb2\x5b\x30\x00\x2a\xbb\xba\x7f\xa7\x25\xf3\x84\x00\xbe\x7c\x1f\x00" "\x1b\x2c\xd3\x17\x90\x2f\x19\xe3\x85\xbe\x9e\x48\xdc\xcf\xf7\x29\x43\x32" "\x82\x83\x06\x89\xda\x6b\x53\xb2\x63\x33\x98\x63\x29\x77\x71\x42\x9d\x12" "\x00\x00\x00\x33\x41\xbf\x4a\xba\xca\xc9\x59\x00\xfc\xa0\x49\x3c\xf2\x9b" "\x33\xdc\xc9\xff\xff\xff\xff\xff\xff\xff\xd3\x9f\xec\x22\x71\xff\x01\x58" "\x96\x46\xef\xd1\xcf\x87\x0c\xd7\xbb\x23\x66\xfd\xe4\x1f\x94\x29\x0c\x2a" "\x5f\xf8\x70\xce\x41\xfd\x34\x67\xde\xcb\x05\xcf\xd9\xfc\xb3\x2c\x8e\xd1" "\xdb\xd9\xd1\x0a\x64\xc1\x08\x3d\x5e\x71\xb5\x56\x5b\x17\x68\xee\x58\x96" "\x9c\x41\x59\x52\x29\xdf\x17\xbc\xad\x70\xfb\x40\x21\x42\x8c\xe9\x70\x27" "\x5d\x13\xb7\x81\x00\x78\x8f\x11\xf7\x61\x61\xd4\x6e\xa3\xab\xe0\xfa\x4d" "\x30\xdc\x94\xef\x24\x18\x75\xf3\xb4\xce\x02\x32\xfc\xea\x69\xc2\x71\xd7" "\xfa\x29\x82\x2a\xea\x68\xa6\x60\xe7\x17\xa0\x4b\xec\xff\x0f\x71\x91\x97" "\x72\x4f\x4f\xce\x10\x93\xb6\x2d\x7e\x8c\x71\x23\xd8\xec\x57\x1b\xe5\x4c" "\x72\xd9\x78\xcf\x90\x6d\xf0\x04\x2e\x36\xac\xd3\x7d\x7f\x9e\x11\x9f\x2c" "\x06\xf8\x15\x31\x2e\x0c\xfe\x22\x2a\x06\xf5\x6d\xd0\x22\xc0\x74\xeb\x8a" "\x32\x2f\xb0\xbf\x47\xc0\xa8\xd1\x54\xb4\x05\xc3\x7f\xea\xf3\xdd\x95\xf6" "\xef\x2a\xe5\x82\x78\x61\x05\xc7\xdf\x8b\xe5\x87\x70\x50\xc9\x13\x01\xbb" "\x99\x73\x16\xdb\xf1\x78\x66\xfb\x84\xd4\x17\x37\x31\xef\xe8\x95\x01\x2f" "\x1c\x55\x60\x92\x6e\x90\x10\x9b\x59\x85\x02\xd3\xe9\x59\xef\xc7\x1f\x66" "\x5c\x4d\x75\xcf\x24\x58\xe3\x54\x6c\x1c\x77\x6d\xa6\x4f\xb5\xab\xee\x0a" "\xcf\xd2\x35\xf2\xf4\x63\x2c\x90\x62\xec\xe8\x4c\x99\xa0\x61\x88\x7a\x20" "\x63\x9b\x41\xc8\xc1\x2e\xe8\x6c\x50\x80\x40\x42\xb3\xfb\x5a\xac\x51\x8a" "\x75\xf9\xe7\xd7\x10\x1d\x5e\x18\x6c\x48\x9b\x3a\x06\xfb\x99\xe0\xaa\x7f" "\x23\xa0\x54\xde\x2f\x4d\x92\xd6\xbd\x72\xee\x2c\x9f\xdc\x75\xaa\xaf\x1e" "\x3e\x48\x3b\x4a\xd0\x55\x73\xaf\x40\x32\x69\x93\x94\x7d\x9a\x63\x1b\xcb" "\xf3\x58\x37\x84\xac\xbd\xa2\x16\x55\x0d\x7a\xec\x6b\x79\xe3\x0c\xbd\x12" "\x8f\x54\xc2\xd3\x33\x54\x57\xac\xf3\x73\x31\x76\x6e\x47\x23\x91\xe3\x58" "\xc3\xb3\x77\x32\x7a\xc9\xec\xc3\x4f\x24\xc9\xae\x15\x3e\xc6\x0a\xc0\x69" "\x4d\xc5\x5b\xff\x9f\x5f\x45\xf9\x04\x00\x00\x00\x00\x00\x00\x00\xd6\xb2" "\xc5\xea\x13\x93\xfd\xf2\x42\x85\xbf\x16\xb9\x9c\x9c\xc0\xad\x18\x57\x21" "\x6f\x1a\x98\x5f\x36\x91\x91\xae\x95\x4f\xeb\xb3\xdf\x46\x4b\xfe\x0f\x7f" "\x3e\xe9\xaf\xe7\xbe\xfb\x89\xd2\x77\x73\x99\xf5\x87\x4c\x55\x3a\xeb\x37" "\x29\xcf\xfe\x86\xe6\x69\x64\xae\x09\xbb\x6d\x16\x31\x18\xe4\xcb\xe0\x24" "\xfd\x45\x00\xf8\xff\x07\x00\x00\x00\x00\xcc\x9d\x80\x46\xc2\x16\xc1\xf8" "\x95\x77\x8c\xb2\x51\x22\xa2\xa9\xf9\xb4\x44\xae\xad\xea\x2a\x40\xda\x8d" "\xac\xcf\x08\x08\x42\xa4\x86\x72\x17\x37\x39\x0c\xbf\x3a\x74\xcb\x20\x03" "\x01\x6f\x15\x14\x21\x6b\xdf\x57\xd2\xa4\x0d\x40\xb5\x1a\xb6\x3e\x96\xec" "\x84\x85\xb3\xb8\xa8\xc9\xae\x3d\x14\xf9\x31\x00\xc2\xe0\x89\x38\x62\xee" "\xf5\x52\xfc\xde\x29\x81\xf4\x8c\x48\x2b\xde\x8a\x16\x8c\x3f\x5d\xb2\xfe" "\xa6\xf2\x6e\x4a\x43\x04\xe5\x0c\x34\x05\x00\x00\x00\x00\x00\x00\x00\x38" "\x71\xc5\xf9\x9b\x35\x5b\x72\xd5\x38\xba\x49\x58\xea\x8e\x4a\xa3\x70\x94" "\x19\x1e\x10\x09\x6e\x7e\x60\xfc\x35\x41\xa2\xc9\x05\xa1\xa9\x5e\x95\x71" "\xbf\x38\xae\x19\x81\xc4\x23\x8e\xca\xee\x6f\x75\xcd\x0a\x68\x81\xbd\x15" "\x17\xa8\x25\x0d\xdc\x86\x74\x15\x2f\x94\xe3\xa4\x09\xe2\xa3\xbc\xe1\x09" "\xb6\x00\x00\x00\x00\x00\x00\x00\x00\xd6\xd5\x21\x0d\x75\x03\x00\x00\x00" "\xa8\x7a\x27\x60\x2b\x81\xf7\x63\x86\xf1\x53\x5b\xef\x14\x97\xf9\x21\x86" "\x08\x6e\x29\xc6\xbc\x5a\x1f\xad\x6e\xc9\xa3\x11\x37\xab\xf9\xa4\x04\xab" "\xde\x77\x50\x89\x8b\x1b\xd6\x27\xe8\x73\xf8\x70\x3b\xe8\x67\x2d\x70\xd1" "\xab\x57\x07\x52\x28\xa9\xf4\x6e\xd9\xbd\x1f\x08\xfb\x81\x91\xbb\xab\x2d" "\xc5\x1d\xe3\xa6\x1f\x08\x68\xaf\xc4\x29\x48\x59\x32\x3e\x6c\x25\x7a\x45" "\x31\x9f\x18\x10\x12\x88\xd1\x39\xbd\x3d\xa2\x0f\xed\x05\xa8\xfe\x64\x68" "\x0b\x0a\x3f\xc2\x2d\xd7\x04\x00\x00\x00\x00\x94\x69\x12\xd6\xc9\x8c\xd1" "\xa9\xfb\xe1\xe7\xd5\x8c\x08\xac\xaf\x30\x23\x5b\x91\x8a\x31\xd2\xec\xa5" "\x5f\x74\xa2\x36\x41\xf6\x1f\x2d\x5b\x30\x8c\xf0\xd0\x31\xb0\xc7\xf0\xce" "\xd6\x99\x93\xe9\x96\x0f\xf5\xf7\x60\x15\xe6\x00\x95\x56\x23\x7b\xad\xf4" "\xe7\x96\x5b\xbe\x27\x77\xe8\x08\xfc\xba\x82\x1a\xa8\xe8\xc5\xc3\x96\x09" "\xff\x85\x43\x52\xcb\x49\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x00\xc1\xfe\xe3\x0a\x3f\x7a\x85\xd1\xb2\x9e\x58\xc7\x76\x85\xef\xc0\xce" "\xb1\xc8\xe5\x72\x9c\x66\x41\x8d\x16\x9f\xc0\x3a\xa1\x88\x54\x6b\x3a\xd2" "\xa1\x82\x06\x8e\x1e\x3a\x0e\x25\x05\xbc\x7f\x41\x01\x96\x45\x46\x6a\x53" "\xf1\xc9\x6e\x0d\x4b\x3b\xc1\x9f\xaa\x54\x49\x20\x9b\x08\x3d\xbd\x33\x4b" "\x47\xf0\x67\xbb\xab\x40\x74\x3b\x2a\x42\x01\x00\x82\x00\x8d\xf7\x5c\xf4" "\x3f\x8e\xcc\x8d\x37\x26\x17\x74\xcc\x5a\x3b\xf6\xb4\x66\xcb\x72\x81\x2d" "\xa5\x18\xff\x60\x21\x11\xb4\x0e\x76\x1f\xd2\x10\x81\x92\x03\x82\xf1\x4d" "\x12\xca\x3c\x34\x31\xee\x97\x47\x1c\x78\x68\xdc\xda\x7e\xaa\x69\xeb\x7f" "\x7f\x80\x57\x2f\xdd\x11\xbb\x1d\x0d\x12\x80\xfb\xc2\x2b\xf7\x34\x68\x78" "\x8d\xf5\x17\x10\xd7\xd3\x1c\x63\x2f\xc5\xed\x17\x62\xeb\x0b\x42\x8e\xe7" "\x51\xc4\x7d\x8e\x89\x4f\x74\x5a\x86\x84\x04\xa0\xbf\x35\xf0\x12\x10\x08" "\xb7\x22\xb1\xea\xa6\xae\xdf\xa1\xbf\x2e\x7c\xcb\x2d\x61\xd5\xd7\x63\x31" "\x94\x5e\xce\xfa\x26\xb8\x47\x1d\x42\x64\x52\x88\xd7\x22\x6b\xbd\x9c\xcd" "\x62\x8a\xb8\x48\x75\xf2\xc5\x0b\xa8\x91\xce\xa5\x92\xb0\x43\x0a\x53\x7a" "\x39\x5d\xc7\x3b\xda\x36\x7b\xf1\x2c\xb7\xd8\x16\x91\xa5\xfe\x8c\x47\xbe" "\x39\x56\x56\xa2\x97\xe9\xdf\x0e\x71\xf9\x67\x56\xea\x5c\xce\x7d\xaa\xc4" "\xbe\x29\x01\x59\xf6\xbc\xd7\x5f\x0d\xda\x9d\xe5\x53\x2e\x71\xae\x9e\x48" "\xb0\xed\x02\x54\xa8\x31\x00\x00\x00\x00\xf6\xfb\xb8\x69\x60\x4d\x50\xa3" "\x6a\x54\xc8\x32\xe4\x5b\x25\x69\xdc\x0d\x90\xb0\x75\x22\x5f\xde\x44\xc4" "\xe0\x97\x31\x71\xad\x47\xd6\xb0\xfd\xf9\x74\x3a\xf9\x32\xcd\x6d\xb4\x9a" "\x47\x61\x38\x08\xba\xd9\x59\x71\x03\x00\x00\x00\x00\x00\x00\x00\x83\x2d" "\x0a\x45\xfa\x42\x42\xe2\x4c\x7e\x80\x00\x03\xc9\xe8\x09\x5e\x02\x98\x5f" "\x28\xe6\x78\xf6\x64\x22\x43\x6f\x94\x9e\x2a\xb8\xf1\x62\xd7\xe3\xf8\x55" "\xe3\x78\xf4\xa1\xf4\x0b\x0c\x6f\xb2\xd4\xb2\x05\xa8\x00\xb6\xd7\x13\xac" "\xeb\xc5\xb0\x14\xe6\x1a\x54\x3a\x5a\x19\x4f\x9a\xc1\x8d\x76\xb5\x44\x0e" "\x3b\x1a\x56\x9e\x73\x97\xf6\xca\xfa\x86\x96\x6d\x7b\xa1\x9e\x72\x04\x13" "\x26\x7a\x6c\xce\xa9\xc4\x39\x67\x1d\x2c\x68\x0f\x27\x53\xca\x18\x4e\xee" "\xb8\x43\x45\x03\x68\xac\xb4\x38\x3a\x01\xd2\x5e\xb3\xd1\xe2\x3e\x0f\x26" "\x45\xd1\xcd\xfa\x9f\xa4\x10\x63\x2f\x95\xa5\xf6\x22\xf8\x51\xc6\x6e\xe7" "\xe3\x03\x93\xcd\x7a\x4d\x67\xff\x2a\x49\xc4\xf9\x3c\x09\x84\xb5\xc2\xd4" "\x52\x34\x97\xe4\xd6\x4f\x95\xf0\x84\x93\x56\x4a\x1d\xf8\x71\x11\xc9\xbf" "\x31\x94\xfe\xf9\x7d\xce\xcc\x46\x7a\xce\x45\xfe\xeb\x68\x5c\x58\x70\xd0" "\x5f\x88\xa0\xf4\x63\xdb\x88\xd3\x77\x44\x2e\x13\x49\xac\xaf\x76\x62\x18" "\xb5\x4a\x9d\x62\x47\x78\xe1\xc4\xe0\x64\xc9\x8e\x49\x41\x98\x27\x6e\xb2" "\xdf\x77\x66\x41\x1b\xef\x0e\xbb\x50\x00\x00\x00\x00\x00\x60\x65\xd6\x35" "\xb0\xb7\xa0\x0e\xe7\x67\x22\x1d\x8a\xf9\x75\x33\x87\xe0\xcd\x8d\x71\x8f" "\x54\xa2\x9d\xf6\xeb\xa3\xbd\x4c\x44\x0e\x6e\x21\x72\xe3\xfc\xc0\x1b\x8b" "\xab\xb7\x57\xb5\xc5\x92\x17\xb8\x0d\x0d\xb3\xba\x58\x28\x14\xa6\x04\xe4" "\xef\x7a\x80\x3e\x9c\xa7\xc8\x5b\x35\xc9\xb9\x3a\x9e\x08\x85\xe2\x38\xb4" "\x4a\xe1\xc2\xe6\x4c\xce\x3b\x27\x08\x3b\x82\x46\x82\x9e\x64\x05\x60\x00" "\x30\x2b\xff\xff\x15\x40\x5b\xd5\xf2\xeb\xa2\x00\x00\x00\x00\x00\x00\x00" "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x9a\x98\x23\xfd\x8f\xbc\x5a" "\xa1\x65\x09\x9c\x5e\xd0\x32\xb4\x8e\xa1\x2d\x8e\x05\x88\xdc\x52\x70\x2e" "\x40\x84\x91\x3a\x06\xd4\x68\xd0\x92\x8b\xad\x76\xd6\x97\xe1\xf8\x5a\xb0" "\x30\xe7\x88\xd3\x87\x88\xee\x5b\x54\x28\xd4\xa9\x71\xcc\x97\xdb\x9f\xd2" "\x31\x08\x8e\x57\x07\x35\xce\x12\x9e\x7e\x77\xfc\x27\x77\x69\x26\x64\xa1" "\x48\x8f\xd8\xd6\xdf\xf4\xda\xd6\x18\xfd\x54\xf5\x29\xd4\x55\x5c\x65\x07" "\x00\x9e\xe6\x9d\xd1\xbc\x55\x25\x87\x89\xb2\x40\x52\x13\x7e\x96\x37\xf3" "\xef\xba\xb7\x17\x20\xf8\x8c\x3c\x44\xb3\xb7\x48\x6f\x97\x9e\x8a\x31\xb1" "\x6a\xc5\xfb\x73\xfe\x0e\x52\x39\xc0\x00\xbe\x27\x33\xc4\x95\x46\xf6\xe8" "\xa9\x17\x5e\xc6\xf1\x4d\xbf\x72\xca\xc9\x16\x43\xb2\xfd\x99\xc2\x9e\xca" "\x28\xa3\xc2\xe6\x0d\x5e\x5b\x87\x95\xfa\xe1\x6a\x7c\x3e\xa5\x7e\x72\x8e" "\xca\x35\xea\xf0\x15\x5a\x39\xf9\x75\x80\xe0\x79\x17\x54\x26\xc0\x88\xa0" "\x20\x80\x40\x98\x2a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00" "\x51\xce\xaa\xf0\x15\x9f\xe6\x1f\x2e\xad\xe7\x60\x3d\x0a\x7a\x56\xfb\x09" "\xcd\x11\x9a\xc0\x6a\xdb\x65\x97\x15\x5a\xe4\x78\x46\x89\x2b\xb4\x23\xc0" "\x24\xd8\xcb\xe9\x24\x0b\x71\xec\x6d\xc2\x12\x4d\x3a\x19\xe2\xd7\x14\xb2" "\x73\xd9\x5d\x1d\x3a\xa7\x37\xcb\x04\xa3\x36\x15\xff\x2a\x73\x0e\x51\x06" "\x7d\x5d\x67\x5d\x71\x22\x36\x1c\x37\xc6\x1a\x43\xb5\xaf\xd8\x65\xb6\x0d" "\x4c\xae\x89\x1b\x73\x22\x0f\x17\xd2\x59\x85\xa7\xf7\x68\x34\x99\x5e\x53" "\xa9\x3a\x1c\x7b\x9e\xef\x26\x7d\xf6\x91\xca\x98\x3a\x0b\x15\xbd\xa7\xf6" "\xc5\xc1\xca\x7a\xa5\x02\x61\xa3\x08\x9a\x1e\xbf\x07", 2965); *(uint64_t*)0x20000090 = 0; *(uint32_t*)0x20000098 = 0; *(uint32_t*)0x2000009c = 0; *(uint64_t*)0x200000a0 = 0; *(uint32_t*)0x200000a8 = 0; *(uint32_t*)0x200000ac = 0; memset((void*)0x200000b0, 0, 16); *(uint32_t*)0x200000c0 = 0; *(uint32_t*)0x200000c4 = 0; *(uint32_t*)0x200000c8 = -1; *(uint32_t*)0x200000cc = 8; *(uint64_t*)0x200000d0 = 0; *(uint32_t*)0x200000d8 = 0; *(uint32_t*)0x200000dc = 0x10; *(uint64_t*)0x200000e0 = 0; *(uint32_t*)0x200000e8 = 0; *(uint32_t*)0x200000ec = 0; *(uint32_t*)0x200000f0 = -1; *(uint32_t*)0x200000f4 = 0; *(uint64_t*)0x200000f8 = 0; *(uint64_t*)0x20000100 = 0; *(uint32_t*)0x20000108 = 0x10; *(uint32_t*)0x2000010c = 0; *(uint32_t*)0x20000110 = 0; syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x20000080ul, /*size=*/0x90ul); } 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); const char* reason; (void)reason; for (procid = 0; procid < 5; procid++) { if (fork() == 0) { use_temporary_dir(); loop(); } } sleep(1000000); return 0; }