// https://syzkaller.appspot.com/bug?id=2dc8666cb32cd80f3f880a1552dda1aaeedb6387
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <setjmp.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
#include <sys/mount.h>
#include <sys/prctl.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>

#include <linux/loop.h>

#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, 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;
}

#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 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 (;;) {
      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);
  }
}

void execute_one(void)
{
  memcpy((void*)0x20000140, "ext4\000", 5);
  memcpy((void*)0x20000000, "./file0\000", 8);
  memcpy(
      (void*)0x200001c0,
      "\x00\x62\x1c\x85\x98\xb0\xec\x26\x25\x65\x32\x78\x79\x99\xb1\xb6\x1d\xe3"
      "\x58\x38\x5d\x88\x53\x69\xd5\x00\xc4\x49\x65\xc5\x3f\xed\xb3\x17\xbb\xbe"
      "\x8e\x20\x5d\xc6\xe5\x8e\x7a\x02\xc4\xb2\x52\xd5\x6e\x7b\x29\xb1\xc5\x8e"
      "\xb0\x63\x47\x09\xf6\x61\xf2\xf5\x5d\x51\xad\x95\xe9\xd0\xb8\x35\x65\x5c"
      "\x7a\x4d\xad\x8d\x50\xc7\x54\x8f\x9e\x82\x09\xb9\x7f\xc1\x02\xc6\x93\x13"
      "\x72\x4c\xbb\x01\x47\xcf\xa9\x7f\xc3\x10\xcf\x45\x9d\x0d\x8b\xfc\xbf\x2a"
      "\x0e\x66\x18\xd7\x46\xa0\xce\x4b\x52\x87\x60\x1b\x93\x88\x56\xfa\x89\xe3"
      "\x5b\x3d\x5e\x4e\xcd\xe2\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x71\x0c\x8e\x3e\x6b\x05\x8e\x2a\x08"
      "\xc4\xb8\xe5\xaf\xbf\x7d\x53\x20\x57\x2d\x8b\x6d\x16\xd9\x5f\xac\x0b\x47"
      "\x63\x9e\x75\xe3\xc8\x17\x4c\x2c\x46\x96\xf7\x37\xf3\xf8\x1f\x44\x9b\xa6"
      "\x96\x90\xa4\x04\xbf\x47\x22\x60\xee\xd7\x31\x2f\x75\x55\x15\xbb\x8f",
      215);
  memcpy(
      (void*)0x20000540,
      "\x78\x9c\xec\xdd\x41\x6f\x1b\x55\x1e\x00\xf0\xff\x4c\xe2\x6e\xdb\xa4\x9b"
      "\x74\x77\x0f\xdd\x4a\xdb\xad\xb6\x5d\xa5\xd5\x6e\xed\xa4\xd9\xb6\xd1\x1e"
      "\xba\x5d\x69\xb5\x7b\xaa\xb4\x50\xee\x25\x24\x4e\x14\xc5\x89\xa3\xd8\x69"
      "\x9b\xa8\x42\xa9\xf8\x00\x48\x08\x01\x12\x27\x4e\x5c\x90\xf8\x00\x48\xa8"
      "\x1f\x01\x21\x55\x82\x3b\x02\x04\x42\xd0\xc2\x81\x03\x60\x64\x67\x5c\xda"
      "\x60\x27\x41\x75\x62\x14\xff\x7e\xd2\xeb\xbc\x37\x63\xfb\xff\xfe\xb5\xfc"
      "\x3c\x6f\x66\xe2\x09\xa0\x67\x9d\x8c\x88\x2b\x11\xd1\x17\x11\x67\x23\x62"
      "\x28\x5b\x9f\x66\x25\xd6\x37\x4a\xfd\x71\x0f\xee\xdf\x9e\xaa\x97\x24\x6a"
      "\xb5\x6b\x5f\x26\x91\x64\xeb\x9a\xaf\x95\x64\xcb\x81\xec\x69\x07\x23\xe2"
      "\xe9\xff\x45\x3c\x97\xfc\x3c\x6e\x65\x75\x6d\x7e\xb2\x54\x2a\x2e\x67\xed"
      "\x42\x75\x61\xa9\x50\x59\x5d\x3b\x37\xb7\x30\x39\x5b\x9c\x2d\x2e\x8e\x8f"
      "\x8f\x5d\x9c\xb8\x34\x71\x61\x62\xb4\x23\x79\x0e\x47\xc4\xe5\xff\x7c\xfa"
      "\xca\x8b\x6f\xfe\xf7\xf2\xbb\x7f\xbf\xf9\xd1\xf5\xcf\xcf\x3c\x9f\x64\xf9"
      "\xc7\xa6\x3c\x3a\x69\x23\xf5\x5c\xe3\xff\xa2\xa9\x3f\x22\x96\x77\x23\x58"
      "\x17\xf4\x65\xf9\xe4\xba\xdd\x11\x00\x00\x76\xa4\xbe\x8f\xff\xbb\x88\xf8"
      "\x4b\x63\xff\x7f\x28\xfa\x1a\x7b\x73\x00\x00\x00\xc0\x7e\x52\xfb\xd7\x60"
      "\x7c\x97\x44\xd4\x00\x00\x00\x80\x7d\x2b\x8d\x88\xc1\x48\xd2\x7c\x76\x2d"
      "\xc0\x60\xa4\x69\x3e\xbf\x71\x0d\xef\x1f\xe2\x70\x5a\x2a\x57\xaa\x7f\x9b"
      "\x29\xaf\x2c\x4e\xd7\xb7\x45\x0c\x47\x2e\x9d\x99\x2b\x15\x47\xb3\x6b\x85"
      "\x87\x23\x97\xd4\xdb\x63\xd9\x35\xb6\xcd\xf6\xf9\x4d\xed\xf1\x88\x38\x1a"
      "\x11\x2f\x0f\x1d\x6a\xb4\xf3\x53\xe5\xd2\x74\xb7\x0f\x7e\x00\x00\x00\x40"
      "\x8f\x18\xd8\x34\xff\xff\x66\x68\x63\xfe\x0f\x00\x00\x00\xec\x33\xc3\xdd"
      "\xee\x00\x00\x00\x00\xb0\xeb\xcc\xff\x01\x00\x00\x60\xff\x33\xff\x07\x00"
      "\x00\x80\x7d\xed\xff\x57\xaf\xd6\x4b\xad\x79\xff\xeb\xe9\x1b\xab\x2b\xf3"
      "\xe5\x1b\xe7\xa6\x8b\x95\xf9\xfc\xc2\xca\x54\x7e\xaa\xbc\xbc\x94\x9f\x2d"
      "\x97\x67\x1b\xbf\xd9\xb7\xb0\xdd\xeb\x95\xca\xe5\xa5\x7f\xc4\xe2\xca\xad"
      "\x42\xb5\x58\xa9\x16\x2a\xab\x6b\xd7\x17\xca\x2b\x8b\xd5\xeb\x73\x8f\xdd"
      "\x02\x1b\x00\x00\x00\xd8\x43\x47\xff\x7c\xf7\xc3\x24\x22\xd6\xff\x79\xa8"
      "\x51\xea\x0e\x64\xdb\x72\x5d\xed\x19\xb0\xdb\xd2\xad\x37\xaf\x3f\xd6\xfa"
      "\x64\x77\xfb\x02\xec\xad\xbe\x6e\x77\x00\xe8\x9a\xfe\x6e\x77\x00\xe8\x1a"
      "\x73\x7c\x20\xd9\x66\x7b\xdb\x8b\x77\xde\xeb\x7c\x5f\x00\x00\x80\xdd\x31"
      "\xf2\x47\xe7\xff\x01\xa0\xd7\x38\xff\x0f\xbd\xcb\xf9\x7f\xe8\x5d\x39\x7b"
      "\x00\xd0\xf3\x76\xff\xfc\x7f\xad\xf6\x8b\x3a\x04\x00\x00\x74\xdc\x60\xa3"
      "\x24\x69\xbe\xf1\xb7\xc0\x17\x06\x06\x23\x4d\xf3\xf9\x88\x23\x8d\xdb\x02"
      "\xe4\x92\x99\xb9\x52\x71\x34\x22\x7e\x1b\x11\x1f\x0c\xe5\x7e\x53\x6f\x8f"
      "\x35\x9e\x99\x6c\x3b\x67\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x36\xd4\x6a\x49\xd4\x00\x00\x00\x80\x7d"
      "\x2d\x22\xfd\x2c\xc9\xee\xff\x35\x32\x74\x7a\x70\xf3\xf1\x81\x03\xc9\xb7"
      "\x43\x8d\x65\x44\xdc\x7c\xfd\xda\xab\xb7\x26\xab\xd5\xe5\xb1\xfa\xfa\xaf"
      "\x1e\xae\xaf\xbe\x96\xad\x3f\xdf\x8d\x23\x18\x00\x00\x00\xc0\x66\xcd\x79"
      "\x7a\x73\x1e\x0f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x9d\xf4\xe0\xfe\xed\xa9\x66\xd9\xcb\xb8\x5f\xfc\x3b"
      "\x22\x86\x5b\xc5\xef\x8f\x83\x8d\xe5\xc1\xc8\x45\xc4\xe1\xaf\x93\xe8\x7f"
      "\xe4\x79\x49\x44\xf4\x75\x20\xfe\xfa\x9d\x88\x38\xd6\x2a\x7e\x52\xef\x56"
      "\x0c\x67\xbd\xd8\x1c\x3f\x8d\x88\x43\x5d\x8e\x3f\xd0\x81\xf8\xd0\xcb\xee"
      "\xd6\xc7\x9f\x2b\xad\x3e\x7f\x69\x9c\x6c\x2c\x5b\x7f\xfe\xfa\xb3\xf2\xa4"
      "\xda\x8f\x7f\xe9\xc3\xf1\xaf\xaf\xcd\xf8\x77\x64\x87\x31\x8e\xdf\x7b\xbb"
      "\xd0\x36\xfe\x9d\x88\xe3\xfd\xad\xc7\x9f\x66\xfc\xa4\x4d\xfc\x53\x3b\x8c"
      "\xff\xec\x33\x6b\x6b\xed\xb6\xd5\xde\x88\x18\x69\xf9\xfd\x93\x3c\x16\xab"
      "\x50\x5d\x58\x2a\x54\x56\xd7\xce\xcd\x2d\x4c\xce\x16\x67\x8b\x8b\xe3\xe3"
      "\x63\x17\x27\x2e\x4d\x5c\x98\x18\x2d\xcc\xcc\x95\x8a\xd9\xbf\x2d\x63\xbc"
      "\xf4\xa7\x77\x7e\xd8\x2a\xff\xc3\x6d\xe2\x0f\x6f\x93\xff\xe9\x1d\xe6\xff"
      "\xfd\xbd\x5b\xf7\x7f\xbf\x51\xcd\xb5\x8a\x7f\xe6\x54\xeb\xf7\xff\x58\x9b"
      "\xf8\x69\xf6\xdd\xf7\xd7\xac\x5e\xdf\x3e\xd2\xac\xaf\x6f\xd4\x1f\x75\xe2"
      "\xad\xf7\x4f\x6c\x95\xff\x74\x9b\xfc\xb7\x7b\xff\xcf\xec\x30\xff\xb3\x4f"
      "\xbd\xf0\xf1\x0e\x1f\x0a\x00\xec\x81\xca\xea\xda\xfc\x64\xa9\x54\x5c\x7e"
      "\x92\xca\x7a\x44\x74\xe2\x75\x54\x54\x54\x7e\x25\x95\x6e\x8f\x4c\x00\x00"
      "\x40\xa7\xfd\xb4\xd3\xdf\xed\x9e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x40\xef\xda\x8b\x9f\x13\xdb\x1c\x73\xbd\x3b\xa9\x02"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x6c\xe9\xc7\x00\x00\x00\xff\xff\x68\x6e\xd4\xc5",
      1204);
  syz_mount_image(0x20000140, 0x20000000, 0x47, 0x200001c0, 0xc, 0x4b4,
                  0x20000540);
}
int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  use_temporary_dir();
  loop();
  return 0;
}