// https://syzkaller.appspot.com/bug?id=226f9086d780dcf4cd884f40aeb6b56825e0e244 // 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 #ifndef __NR_memfd_create #define __NR_memfd_create 279 #endif #ifndef __NR_mmap #define __NR_mmap 222 #endif static unsigned long long procid; //% 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; } int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-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=*/(intptr_t)-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/(intptr_t)-1, /*offset=*/0ul); const char* reason; (void)reason; if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } memcpy((void*)0x200002c0, "ext4\000", 5); memcpy((void*)0x200001c0, "./file0\000", 8); memcpy((void*)0x20000300, "min_batch_time", 14); *(uint8_t*)0x2000030e = 0x3d; sprintf((char*)0x2000030f, "0x%016llx", (long long)0xadb); *(uint8_t*)0x20000321 = 0x2c; memcpy((void*)0x20000322, "bsdgroups", 9); *(uint8_t*)0x2000032b = 0x2c; memcpy((void*)0x2000032c, "debug_want_extra_isize", 22); *(uint8_t*)0x20000342 = 0x3d; sprintf((char*)0x20000343, "0x%016llx", (long long)0x5a); *(uint8_t*)0x20000355 = 0x2c; memcpy((void*)0x20000356, "init_itable", 11); *(uint8_t*)0x20000361 = 0x2c; memcpy((void*)0x20000362, "errors=remount-ro", 17); *(uint8_t*)0x20000373 = 0x2c; memcpy((void*)0x20000374, "noinit_itable", 13); *(uint8_t*)0x20000381 = 0x2c; memcpy((void*)0x20000382, "nojournal_checksum", 18); *(uint8_t*)0x20000394 = 0x2c; *(uint8_t*)0x20000395 = 0; memcpy( (void*)0x20000880, "\x78\x9c\xec\xdc\xcf\x6f\x14\x55\x1c\x00\xf0\xef\xcc\xb6\x20\x3f\x5b\x11" "\x7f\x80\xa8\x55\x62\x6c\xfc\xd1\xd2\x82\xca\xc1\x8b\x46\x13\x0f\x18\x4d" "\xf4\x80\xc7\xba\x2d\x84\xb0\x50\x43\x6b\x22\x84\x48\x35\x06\x2f\x26\x86" "\x44\xcf\xc6\xa3\x89\x7f\x81\x37\x2f\x46\x3d\x99\x78\xd5\xbb\x21\x21\xca" "\x05\xf4\x54\x33\xb3\x33\x65\xbb\xec\xb6\x94\x6e\xbb\xb5\xfb\xf9\x24\x0b" "\xef\xed\xbc\x9d\xf7\xbe\x3b\xf3\x66\xde\xcc\x9b\x6d\x00\x3d\x6b\x28\xfb" "\x27\x89\xd8\x19\x11\xbf\x47\xc4\x40\x3d\xbb\xb8\xc0\x50\xfd\xbf\x9b\xd7" "\x2f\x56\xff\xb9\x7e\xb1\x9a\xc4\xfc\xfc\xdb\x7f\x25\x79\xb9\x1b\xd7\x2f" "\x56\xcb\xa2\xe5\xe7\x76\x14\x99\xe1\x34\x22\xfd\x34\x29\x2a\x59\x6c\xe6" "\xfc\x85\xd3\x13\xb5\xda\xd4\xb9\x22\x3f\x3a\x7b\xe6\xfd\xd1\x99\xf3\x17" "\x9e\x3b\x75\x66\xe2\xe4\xd4\xc9\xa9\xb3\xe3\x47\x8f\x1e\x39\x3c\xf6\xe2" "\x0b\xe3\xcf\x77\x24\xce\x2c\xae\x1b\xfb\x3f\x9a\x3e\xb0\xef\xf5\x77\xaf" "\xbc\x51\x3d\x7e\xe5\xbd\x9f\xbf\xcb\xda\xbb\xb3\x58\xde\x18\x47\xa7\x0c" "\x65\x81\xff\x3d\x9f\x6b\x5e\xf6\x64\xa7\x2b\xeb\xb2\x5d\x0d\xe9\xa4\xaf" "\x8b\x0d\x61\x45\x2a\x11\x91\x6d\xae\xfe\xbc\xff\x0f\x44\x25\x6e\x6d\xbc" "\x81\x78\xed\x93\xae\x36\x0e\x58\x53\xd9\xb9\x69\x6b\xfb\xc5\x73\xf3\xc0" "\x26\x96\x44\xb7\x5b\x00\x74\x47\x79\xa2\xcf\xae\x7f\xcb\xd7\x3a\x0d\x3d" "\x36\x84\x6b\x2f\xd7\x2f\x80\xb2\xb8\x6f\x16\xaf\xfa\x92\xbe\x48\x8b\x32" "\xfd\x4d\xd7\xb7\x9d\x34\x14\x11\xc7\xe7\xfe\xfd\x3a\x7b\xc5\x9d\xdc\x87" "\x48\xd7\xa8\x21\x00\x40\xcf\xf8\xbc\xfa\xd5\xb1\x78\xb6\xd5\xf8\x2f\x8d" "\x07\x1a\xca\xed\x2e\xe6\x50\x06\x23\xe2\xde\x88\xd8\x13\x11\xf7\x45\xc4" "\xde\x88\xb8\x3f\x22\x2f\xfb\x60\x44\x3c\xb4\xc2\xfa\x9b\xa7\x86\x6e\x1f" "\xff\xa4\x57\xef\x2a\xb0\x3b\x94\x8d\xff\x5e\x2a\xe6\xb6\x16\x8f\xff\x16" "\x06\x5a\x83\x95\x22\xb7\x2b\x8f\xbf\x3f\x39\x71\xaa\x36\x75\xa8\xf8\x4e" "\x86\xa3\x7f\x6b\x96\x1f\x5b\xa2\x8e\x1f\x5e\xfd\xed\x8b\x76\xcb\x1a\xc7" "\x7f\xd9\x2b\xab\xbf\x1c\x0b\x16\xed\xb8\xda\xd7\x74\x83\x6e\x72\x62\x76" "\x22\x1f\x94\x76\xc0\xb5\x8f\x23\xf6\xf7\xb5\x8a\x3f\x59\x98\x09\x48\x22" "\x62\x5f\x44\xec\x5f\xd9\xaa\x77\x97\x89\x53\x4f\x7f\x7b\xa0\x5d\xa1\xe5" "\xe3\x5f\x42\x07\xe6\x99\xe6\xbf\x89\x78\xaa\xbe\xfd\xe7\xa2\x29\xfe\x52" "\xb2\xf4\xfc\xe4\xe8\x3d\x51\x9b\x3a\x34\x5a\xee\x15\xb7\xfb\xe5\xd7\xcb" "\x6f\xb5\xab\x7f\x55\xf1\x77\x40\xb6\xfd\xb7\x2f\xde\xff\x9b\x8b\x0c\x26" "\x8d\xf3\xb5\x33\x2b\xaf\xe3\xf2\x1f\x9f\xb5\xbd\xa6\xb9\xdb\xfd\x7f\x4b" "\xf2\x4e\x7e\x3c\x2a\x37\xd4\x87\x13\xb3\xb3\xe7\xc6\x22\xb6\x24\xc7\xf2" "\x37\xcb\x5d\x23\x7f\x7f\xfc\xd6\x67\xcb\x7c\x59\x3e\x8b\x7f\xf8\x60\xeb" "\xfe\xbf\x27\x6e\x55\xf0\x70\x44\x64\x3b\xf1\x23\x11\xf1\x68\x44\x3c\x56" "\xb4\xfd\xf1\x88\x78\x22\x22\x0e\x2e\x11\xff\x4f\xaf\xb4\x5f\xb6\x4c\xfc" "\xc9\x12\xab\xed\x88\x2c\xfe\xc9\x96\xc7\xbf\x85\xaa\x9b\xb6\xff\xca\x13" "\x95\xd3\x3f\x7e\x7f\x97\xf1\x17\xdb\xff\x48\x9e\x1a\x2e\xde\xc9\x8f\x7f" "\xcb\xb8\xd3\x06\xae\xe6\xbb\x03\x00\x00\x80\xff\x8b\x34\x7f\x06\x3e\x49" "\x47\x16\xd2\x69\x3a\x32\x52\x7f\x86\x7f\x6f\x6c\x4f\x6b\xd3\x33\xb3\xcf" "\x9c\x98\xfe\xe0\xec\x64\xfd\x59\xf9\xc1\xe8\x4f\xcb\x3b\x5d\x03\x0d\xf7" "\x43\xc7\x92\xb9\x62\x8d\xf5\xfc\x78\x71\xaf\xb8\x5c\x7e\xb8\xb8\x6f\xfc" "\x65\x65\x5b\x9e\x1f\xa9\x4e\xd7\x26\xbb\x1c\x3b\xf4\xba\x1d\x6d\xfa\x7f" "\xe6\xcf\x4a\xb7\x5b\x07\xac\xb9\x56\xf3\x68\xe3\x5b\x96\xff\xdc\xf6\xb5" "\x68\x0c\xb0\xae\x9a\xfb\x7f\xd3\x33\xa6\x97\xde\x5c\xcf\xc6\x00\xeb\xca" "\xef\xb5\xa1\x77\x2d\xd3\xff\xfd\xe4\x04\x36\x31\xe7\x7f\xe8\x5d\xad\xfa" "\xff\xa5\xa6\xbc\xb9\x00\xd8\x9c\x9c\xff\xa1\x77\xe9\xff\xd0\xbb\xf4\x7f" "\xe8\x5d\xfa\x3f\xf4\xa4\xd5\xfc\xae\xbf\x29\x51\xfe\xc1\x80\x8e\xad\x50" "\x62\x23\x27\x22\xdd\x10\xcd\xe8\x56\x62\x5b\x44\x6c\x80\x66\xac\x5d\xa2" "\xcb\x07\x26\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\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\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\x0e\xf9\x2f" "\x00\x00\xff\xff\xe4\x36\xe9\xcf", 1124); syz_mount_image(/*fs=*/0x200002c0, /*dir=*/0x200001c0, /*flags=MS_I_VERSION|MS_NOATIME|0x300*/ 0x800700, /*opts=*/0x20000300, /*chdir=*/2, /*size=*/0x464, /*img=*/0x20000880); return 0; }