// https://syzkaller.appspot.com/bug?id=60df08321969b6b89c4cf2ed98291e94dd456404
// 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;
}

static long syz_open_dev(volatile long a0, volatile long a1, volatile long a2)
{
  if (a0 == 0xc || a0 == 0xb) {
    char buf[128];
    sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1,
            (uint8_t)a2);
    return open(buf, O_RDWR, 0);
  } else {
    char buf[1024];
    char* hash;
    strncpy(buf, (char*)a0, sizeof(buf) - 1);
    buf[sizeof(buf) - 1] = 0;
    while ((hash = strchr(buf, '#'))) {
      *hash = '0' + (char)(a1 % 10);
      a1 /= 10;
    }
    return open(buf, a2, 0);
  }
}

//% 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 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);
  }
}

uint64_t r[1] = {0xffffffffffffffff};

void execute_one(void)
{
  intptr_t res = 0;
  memcpy((void*)0x20000180, "ext4\000", 5);
  memcpy((void*)0x200000c0, "./file0\000", 8);
  memcpy((void*)0x20000000, "dioread_nolock", 14);
  *(uint8_t*)0x2000000e = 0x2c;
  memcpy((void*)0x2000000f, "user_xattr", 10);
  *(uint8_t*)0x20000019 = 0x2c;
  memcpy((void*)0x2000001a, "debug_want_extra_isize", 22);
  *(uint8_t*)0x20000030 = 0x3d;
  sprintf((char*)0x20000031, "0x%016llx", (long long)0x5c);
  *(uint8_t*)0x20000043 = 0x2c;
  memcpy((void*)0x20000044, "debug", 5);
  *(uint8_t*)0x20000049 = 0x2c;
  memcpy((void*)0x2000004a, "mblk_io_submit", 14);
  *(uint8_t*)0x20000058 = 0x2c;
  memcpy((void*)0x20000059, "errors=continue", 15);
  *(uint8_t*)0x20000068 = 0x2c;
  memcpy((void*)0x20000069, "usrjquota=", 10);
  *(uint8_t*)0x20000073 = 0x2c;
  memcpy((void*)0x20000074, "stripe", 6);
  *(uint8_t*)0x2000007a = 0x3d;
  sprintf((char*)0x2000007b, "0x%016llx", (long long)7);
  *(uint8_t*)0x2000008d = 0x2c;
  memcpy((void*)0x2000008e, "nodiscard", 9);
  *(uint8_t*)0x20000097 = 0x2c;
  *(uint8_t*)0x20000098 = 0;
  memcpy(
      (void*)0x200008c0,
      "\x78\x9c\xec\xdb\xcf\x6f\x14\x55\x1c\x00\xf0\xef\xcc\xb6\xa0\xfc\x6a\x45"
      "\x44\x41\xd0\x2a\x1a\x1b\x7f\xb4\xb4\xa0\x72\xf0\xa2\xd1\xc4\x83\x26\x26"
      "\x7a\xc0\x63\x6d\x0b\x41\x16\x6a\x68\x4d\x84\x34\x5a\x8d\xc1\xa3\x21\xf1"
      "\x6e\x3c\x9a\xf8\x17\x78\xd2\x8b\x51\x4f\x26\x5e\xf5\x6e\x48\x88\x36\x26"
      "\xa0\xa7\x9a\xd9\x9d\x29\xbb\x4b\xb7\xf4\xc7\x2e\x8b\xcc\xe7\x93\x0c\xbc"
      "\xb7\xf3\x76\xdf\xfb\xee\x9b\xb7\xf3\xf6\xbd\x6e\x00\xa5\x35\x94\xfd\x93"
      "\x44\xec\x88\x88\xdf\x22\x62\xa0\x9e\x6d\x2e\x30\x54\xff\xef\xda\xe2\xfc"
      "\xe4\x3f\x8b\xf3\x93\x49\x2c\x2d\xbd\xf9\x67\x52\x2b\x77\x75\x71\x7e\xb2"
      "\x28\x5a\x3c\x6f\x7b\x9e\x19\x4e\x23\xd2\x4f\x93\xbc\x92\x66\xb3\xe7\x2f"
      "\x9c\x9e\xa8\x56\xa7\xcf\xe5\xf9\xd1\xb9\x33\xef\x8d\xce\x9e\xbf\xf0\xcc"
      "\xa9\x33\x13\x27\xa7\x4f\x4e\x9f\x1d\x3f\x76\xec\xe8\x91\xb1\xe7\x9f\x1b"
      "\x7f\xb6\x23\x71\x66\x71\x5d\xdd\xff\xe1\xcc\x81\x7d\xaf\xbe\x7d\xe9\xf5"
      "\xc9\xe3\x97\xde\xf9\xe9\x9b\xac\xbd\x7b\x0f\xd6\xcf\x37\xc6\xd1\x29\x43"
      "\x59\xe0\x7f\x2d\xd5\xb4\x9e\x7b\xbc\xd3\x95\xf5\xd8\xce\x86\x74\xd2\xd7"
      "\xc3\x86\xb0\x2e\x95\x88\xc8\xba\xab\xbf\x36\xfe\x07\xa2\x12\xd7\x3b\x6f"
      "\x20\x5e\xf9\xa4\xa7\x8d\x03\xba\x2a\xbb\x37\x6d\x6d\x7f\x7a\x61\x09\xb8"
      "\x83\x25\xd1\xeb\x16\x00\xbd\x51\xdc\xe8\xb3\xef\xbf\xc5\x71\x8b\xa6\x1e"
      "\xb7\x85\x2b\x2f\xd6\xbf\x00\x65\x71\x5f\xcb\x8f\xfa\x99\xbe\x48\xf3\x32"
      "\xfd\x5d\xac\x7f\x28\x22\x8e\x2f\xfc\xfb\x65\x76\x44\x97\xd6\x21\x00\x00"
      "\x1a\x7d\x97\xcd\x7f\x9e\x5e\x69\xfe\x97\xc6\xde\x86\x72\xbb\xf2\x3d\x94"
      "\xc1\x88\xb8\x27\x22\x76\x47\xc4\xbd\x11\xb1\x27\x22\xee\x8b\xa8\x95\xbd"
      "\x3f\x22\x1e\x58\x67\xfd\xad\x5b\x43\x37\xce\x7f\xd2\xcb\x1b\x0a\x6c\x8d"
      "\xb2\xf9\xdf\x0b\xf9\xde\x56\xf3\xfc\xaf\x98\xfd\xc5\x60\x25\xcf\xed\xac"
      "\xc5\xdf\x9f\x9c\x38\x55\x9d\x3e\x9c\xbf\x27\xc3\xd1\xbf\x35\xcb\x8f\xad"
      "\x52\xc7\xf7\x2f\xff\xfa\x79\xbb\x73\x8d\xf3\xbf\xec\xc8\xea\x2f\xe6\x82"
      "\x79\x3b\x2e\xf7\xb5\x2c\xd0\x4d\x4d\xcc\x4d\x74\x6a\x52\x7a\xe5\xe3\x88"
      "\xfd\x7d\x2b\xc5\x9f\x2c\xef\x04\x24\x11\xb1\x2f\x22\xf6\xaf\xef\xa5\x77"
      "\x15\x89\x53\x4f\x7e\x7d\xa0\x5d\xa1\x9b\xc7\xbf\x8a\x0e\xec\x33\x2d\x7d"
      "\x15\xf1\x44\xbd\xff\x17\xa2\x25\xfe\x42\xb2\xfa\xfe\xe4\xe8\x5d\x51\x9d"
      "\x3e\x3c\x5a\x5c\x15\x37\xfa\xf9\x97\x8b\x6f\xb4\xab\x7f\x53\xf1\x77\x40"
      "\xd6\xff\xdb\x9a\xaf\xff\x96\x12\x03\x7f\x27\x8d\xfb\xb5\xb3\xeb\xaf\xe3"
      "\xe2\xef\x9f\xb5\xfd\x4e\xb3\xd1\xeb\x7f\x4b\xf2\x56\x6d\xcf\x7a\x4b\xfe"
      "\xd8\x07\x13\x73\x73\xe7\xc6\x22\xb6\x24\xaf\xd5\xf2\x4d\x8f\x8f\x5f\x7f"
      "\x6e\x91\x2f\xca\x67\xf1\x0f\x1f\x5a\x79\xfc\xef\xce\x9f\x93\xc5\xff\x60"
      "\x44\x64\x17\xf1\xc1\x88\x78\x28\x22\x1e\xce\xdb\xfe\x48\x44\x3c\x1a\x11"
      "\x87\x56\x89\xff\xc7\x97\x1e\x7b\x77\xe3\xf1\x77\x57\x16\xff\xd4\x8a\x9f"
      "\x7f\xcb\xd7\xff\x60\x73\xff\xaf\x3f\x51\x39\xfd\xc3\xb7\xed\xea\x5f\x5b"
      "\xff\x1f\xad\xa5\x86\xf3\x47\x6a\x9f\x7f\x37\xb1\xd6\x06\x6e\xe6\xbd\x03"
      "\x00\x00\x80\xff\x8b\x34\x22\x76\x44\x92\x8e\x2c\xa7\xd3\x74\x64\xa4\xfe"
      "\x37\xfc\x7b\x62\x5b\x5a\x9d\x99\x9d\x7b\xea\xc4\xcc\xfb\x67\xa7\xea\xbf"
      "\x11\x18\x8c\xfe\xb4\x58\xe9\x1a\x68\x58\x0f\x1d\x4b\x16\xf2\x57\xac\xe7"
      "\xc7\xf3\xb5\xe2\xe2\xfc\x91\x7c\xdd\xf8\x8b\xca\xdd\xb5\xfc\xc8\xe4\x4c"
      "\x75\xaa\xc7\xb1\x43\xd9\x6d\x6f\x33\xfe\x33\x7f\x54\x7a\xdd\x3a\xa0\xeb"
      "\xfc\x5e\x0b\xca\xab\x75\xfc\xa7\x3d\x6a\x07\x70\xeb\xb9\xff\x43\x79\x19"
      "\xff\x50\x5e\xc6\x3f\x94\xd7\x4a\xe3\xff\xa3\x96\xbc\xbd\x00\xb8\x33\xb9"
      "\xff\x43\x79\x19\xff\x50\x5e\xc6\x3f\x94\x97\xf1\x0f\xa5\xb4\x99\xdf\xf5"
      "\x4b\x94\x39\x11\xe9\x6d\xd1\x0c\x89\x2e\x25\x7a\xfd\xc9\x04\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\xd0\x19\xff\x05\x00\x00\xff\xff\x25\x92"
      "\xee\x9c",
      1082);
  syz_mount_image(/*fs=*/0x20000180, /*dir=*/0x200000c0, /*flags=*/0x800714,
                  /*opts=*/0x20000000, /*chdir=*/0xfe, /*size=*/0x43a,
                  /*img=*/0x200008c0);
  memcpy((void*)0x20000000, "/dev/loop#\000", 11);
  res = -1;
  res = syz_open_dev(/*dev=*/0x20000000, /*id=*/0, /*flags=*/0x802);
  if (res != -1)
    r[0] = res;
  memcpy(
      (void*)0x20000d00,
      "\xe4\x62\x18\xc6\xa4\x62\xe6\x0e\xba\xac\x94\x8c\x94\xfb\x58\xbb\xe8\x51"
      "\x71\x10\xb5\x5c\x81\x2c\x73\xb4\xfc\x9b\xbf\x10\xb5\x41\xd4\x2c\x14\x41"
      "\xb8\xa7\x1e\xaf\x42\x92\x13\xd7\xf5\xf9\x1e\x89\xdf\x7b\xf6\x5b\x81\x51"
      "\x75\x07\xa8\x92\xb8\xdb\x08\x99\x48\x51\x56\x5b\xb7\x15\x23\xbd\xfa\x12"
      "\xa3\x0f\x80\xf8\xfb\x09\xd7\x98\x62\x31\x0a\x99\x1a\xe0\x9e\x79\xc2\x1a"
      "\x09\x14\xee\xa3\xed\xfc\x13\xaa\xf6\xc0\x66\xe5\x4e\xc4\x97\x5c\x59\x23"
      "\xce\xc1\xe6\x65\xc2\xd5\x70\x57\x11\x3d\x79\x78\xfe\x96\x43\x1a\x36\x39"
      "\x79\x55\xf5\x83\xeb\xfc\x27\x08\x95\x50\xc5\x3d\x13\x3d\x8d\xe8\x2f\x26"
      "\xc3\x46\x67\x9b\x3a\xcc\x5e\x3a\xcb\x27\x10\xbb\xb5\xee\xfc\x6c\xaa\x12"
      "\x56\xdb\xd8\xb9\x6b\x35\xd4\xf3\x34\x21\xca\xe2\xbb\x04\x0f\x47\x00\x68"
      "\x28\x99\xcf\xd9\xfa\x25\x90\xe4\x3e\xd6\x1d\xd1\xaa\x02\x7f\x32\x84\xa9"
      "\x00\xfd\x40\x0b\x21\x29\x46\xdd\xa8\xdb\x00\xec\x15\xcb\xff\xa0\x34\x84"
      "\x3f\xf2\xe0\x43\xc0\x2d\x0d\x35\x2b\x50\x47\xa7\x08\x10\xb6\xa5\x11\x92"
      "\xe9\xc4\xb0\x11\x10\x79\x71\x6e\x88\x68\xbf\xae\x18\xf1\xcf\x9c\x9b\x4c"
      "\x1a\x2b\xdd\xab\x86\x9d\xe1\x38\x7c\x63\x9a\x2f\x52\xe0\xdf\x22\x35\x2c"
      "\xfd\xfe\xc0\x6b\x20\xff\x1c\xa2\x8d\x74\xfd\x64\xfd\x65\xdd\x0d\xf1\xad"
      "\xb3\xb0\xf9\xa4\xed\x90\x78\xf2\xda\x5b\x73\x44\x3c\xab\x94\xc9\x29\x7f"
      "\x80\x6e\xd6\xfc\x3e\xd1\xa0\xb1\x77\x4c\xc7\xc7\x00\xde\x85\x0a\x4b\xa3"
      "\x91\x6f\xa0\x51\x97\x75\xbd\xd8\x29\x51\x03\x95\x4a\xde\xb7\xde\x60\x48"
      "\xb6\x93\x20\x3b\x1a\x9a\xcf\x53\x83\xc5\x0c\x01\xa0\x4e\x12\xe4\x31\xa8"
      "\x91\x28\x12\xd3\xd4\x96\xee\x03\x31\x85\xa1\x73\x39\x2b\x75\xf5\x53\x64"
      "\xe9\x6c\x64\x39\xf3\x80\xc2\x40\x6d\x06\x19\x09\xb9\x88\xa1\xa4\xf6\xa4"
      "\x07\xc0\xcc\xb2\x8a\xd4\x28\xf1\x19\x50\xf5\x6a\xa5\xa1\x9e\x30\x34\x83"
      "\x88\x5c\xf7\xe6\x6a\x09\x2d\x49\x68\x2c\x8d\x5a\xb7\x64\x8c\x5d\x2c\x2f"
      "\xf7\x98\x6a\x88\x18\x3b\x50\x37\x98\x49\x1e\x96\x44\xf6\xd8\x34\x3b\x30"
      "\xcd\x01\xb0\x08\xb8\xf9\xb9\xbf\x8d\x19\x4a\x07\xf3\x93\xbc\xf2\x12\x3b"
      "\xaa\x2a\x94\x08\x85\x13\x9a\xc8\xa1\x8d\xd7\xe9\xfb\xfc\x82\x5b\x55\x86"
      "\x88\x73\xf8\xbe\xdc\x8b\xde\x88\xcb\xa1\xa6\xc2\xc3\x72\x25\x1b\xb2\x8e"
      "\x98\xf7\xb5\xd5\x51\x95\x5c\x20\x36\xc3\x14\xc3\xaf\x35\xe6\x5c\x48\x06"
      "\x6a\xa0\x2b\x4a\x4b\xcf\xbe\xa7\x1c\xc6\x22\xe2\xab\x63\xdf\x91\xb3\x89"
      "\x58\xe3\xa7\x12\x65\xb7\x1e\xab\xcd\x17\x2e\xf9\x24\x0f\x8d\x78\xbd\x9f"
      "\x04\x8c\x88\x96\x69\x51\x65\xb2\x6c\xe6\x52\x69\xee\x1e\x5d\xbc\xf8\xdb"
      "\x7f\x4b\xf7\x89\x32\x6d\xb4\x01\x23\xda\xf8\xd1\x1f\x8e\xed\xef\x13\x4c"
      "\xed\xe5\x01\x7f\x09\xb2\x97\x0f\xef\x80\x04\x95\x4f\xe7\xf7\x63\xa4\x5b"
      "\x40\x46\x56\x70\x3f\xb5\xc8\xae\x96\x27\x0e\x6b\x16\x7d\x12\x55\xab\x93"
      "\x10\xa4\x5c\x8d\xc4\xd1\xe3\x89\xd7\xc2\x2f\x45\xc6\x59\x1b\x58\xda\xb7"
      "\x87\x66\x3b\xde\x66\x82\xc2\xd3\xfb\xb8\x9c\xee\x57\x8f\x11\x62\x1b\x5a"
      "\x80\xfe\x3d\x4f\x11\x22\x0e\x41\xe9\x4b\xae\x14\x63\x99\x79\x26\x9a\x99"
      "\x3a\x0b\x1c\xea\x8d\x01\x7f\x85\xe9\xcc\xc2\x2a\x47\x97\x6e\xa6\x07\x79"
      "\x5a\x40\xda\xee\x58\xd0\x6d\x67\x00\xe7\x93\xf1\x6d\xed\x57\x2b\x5c\x9b"
      "\x0a\xab\x87\xdf\x3f\x29\x80\xb6\x8f\xfc\xda\xc4\x52\xc3\x5d\xe9\x16\xa7"
      "\xee\x3a\x44\x3f\x7a\x5a\x46\x98\x51\x27\xb0\xd1\xb4\x9b\x30\x62\x97\xbd"
      "\x28\xb3\xc0\x54\x9b\x08\x79\x92\x79\xda\xf5\x75\xb4\xfc\x9d\x9c\x2b\x91"
      "\x50\x86\x81\xcd\x18\x80\xb7\x0d\x9a\x6b\x68\x37\x2b\x3c\x5c\x7e\x0f\xe0"
      "\x81\xd9\xea\xa9\x76\x49\x1b\xf5\xd1\x3e\xda\xa1\x70\x23\xdf\xeb\x6f\x00"
      "\xbb\xfa\x67\x01\xbe\xa8\xfe\x7a\x82\x1e\x4c\x01\x9b\x6d\xec\x05\x53\x4e"
      "\xa6\xcb\xd4\x30\xdd\xd0\x3d\x71\x62\x1b\x57\x7e\x78\x3c\x2e\x9f\x30\x6d"
      "\x36\x69\x4a\x07\xb4\xb7\x37\x4a\x5f\x84\x9d\xbf\x27\x12\xfd\xfd\x39\x73"
      "\x8d\xf5\x85\x69\x48\x9c\xae\x5c\x92\x76\x31\x25\xad\x01\x94\x0f\x52\x18"
      "\x62\xc1\xfe\xce\xbb\x53\xd5\x3d\x1b\xa5\xbc\x88\xd5\xc2\x1c\x10\x22\xff"
      "\xe5\x23\x85\xeb\x00\xd0\xd2\x00\x7d\x77\x53\x01\x41\xb0\xb3\x9d\x56\x59"
      "\x29\x7b\x69\xff\xb3\x03\xa6\x67\x61\x48\xdd\x46\x5c\x2d\x5e\xf8\xe0\xa8"
      "\xd7\xd8\x32\xa9\x50\x40\xe5\x5c\x00\xc5\x1f\x49\x94\x64\xa7\x83\xd5\x94"
      "\xc1\x6a\xed\xbd\xd0\x28\xec\x2d\x50\x91\x6a\x1a\x75\x53\x53\x5a\x6a\x43"
      "\x3c\xf6\x7c\x8b\xc5\x7b\x62\x92\xfb\xe2\x5d\x53\x4b\x7c\x5e\xd1\x27\x4a"
      "\xab\x1e\xdc\x77\xb1\xa1\xe9\xf8\xb2\x22\x5b\x86\xa1\xe1\x84\x1e\x75\xe7"
      "\xbd\x3f\x99\x08\x8a\x3a\xaa\x20\xfb\xe4\xc9\x86\xab\x39\x2e\xab\x81\x9b"
      "\x6b\xc4\x07\x90\xe0\x4e\xae\x52\x6d\x06\xef\xa6\x0a\xed\x0e\x1e\x85\xb6"
      "\xd8\x7b\xc9\xe8\xcf\xa0\x63\x5d\x77\x90\x42\xd6\x9c\x35\x39\xdb\x44\x14"
      "\x77\xc8\xa0\x0f\xf2\x35\xb0\x6a\xdc\xd8\xe7\xe4\x79\x85\xcc\x04\x2b\x64"
      "\xff\x09\xc9\x5d\x87\x3f\xea\xba\xa4\x81\xd6\xd8\xa4\xd4\x75\x93\x2c\xc9"
      "\x90\x31\xd6\x71\x6d\x7a\xf2\xa0\x42\x63\x8c\x14\xaa\xf0\x76\x2e\x12\x80"
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      "\x26\x0c\xe6\x9d\x7a\x4e\xa4\x8b\xa2\xab\xc7\x5b\xa3\xe1\x79\x54\x79\x8e"
      "\x58\x35\xad\xe5\xc0\x2f\x9e\x44\x46\x25\x65\xa3\x29\xd5\x93\x85\xbe\x46"
      "\x6f\xc8\x81\xc4\x6a\xad\x6c\xb9\xd4\xce\xfe\x77\x04\x87\x70\xe2\x0a\x63"
      "\x77\x8e\x67\xa7\xdc\xff\x38\xec\xac\x2e\x4d\xae\x4b\xf7\xf8\x18\xb1\xdf"
      "\xb2\xc9\x77\x5c\xe9\x57\x7b\xef\x71\xe2\x62\x66\x9d\x2b\x00\xea\x14\x64"
      "\xa4\x12\x3a\xe7\xdf\x30\x06\x19\x30\xc8\x27\x9d\x02\xe8\x32\xde\x83\xe1"
      "\x28\xad\xbf\xf0\x80\x36\x08\x96\x7b\x5b\xc9\x66\xdd\x0e\xb8\x09\xad\xc2"
      "\x59\xb8\x85\x83\xb2\x0e\x86\x4c\xa5\x95\x2c\xf7\xe5\x5b\x9e\x16\xe2\x0a"
      "\xbd\xcf\xd3\xba\x4d\x02\x06\x8f\xd7\xdd\x7f\xfc\x22\x9f\xa0\x37\xfa\xd3"
      "\xe3\xc0\x3c\x27\x99\x15\x65\x9d\x1f\x2d\x0a\x2a\x26\x10\x61\x71\x96\xb2"
      "\x05\x3c\x23\xdc\xb3\x35\x55\xe7\x90\x3b\xa5\x9c\x1c\xec\x81\x40\xde\x78"
      "\x0c\x44\x38\x29\x4a\x33\x0a\x7a\x2a\xf3\x09\xcb\xd5\x17\x4c\x7f\xee\x69"
      "\xa7\xad\xbe\xa1\x36\x33\x37\xad\x03\xb5\x21\x46\x5c\xa9\xe5\xc3\x0f\xcd"
      "\x38\x04\xf5\x8e\xfe\x58\xda\x04\xac\xb4\x98\xce\x21\xa9\xee\x54\xb0\xa7"
      "\x56\x66\x8b\x21\x3a\x94\xa6\xbe\x55\x93\xf8\x34\xe6\x74\xba\xb7\x67\xbe"
      "\x2a\xdf\x44\x90\x77\x3b\x83\x82\xe2\xe5\x28\x17\xa3\x1b\x1e\xa4\x7a\x6e"
      "\xba\x9a\xdf\xfa\x60\x36\x9a\x88\xc0\x74\x7f\x7d\xf4\x99\x26\x04\xd6\x29"
      "\xf0\xc6\x6f\x7c\xa1\xde\x45\xe0\x23\xac\x31\xb6\xce\x49\xbd\x6e\xba\xb3"
      "\xcf\x0e\x84\x88\x2b\x3a\x4d\xd6\xa0\xf3\xb6\x5b\x59\x79\x59\x98\xd4\xd8"
      "\x78\x68\x8a\x4e\xc0\x7f\xe5\x59\x10\x16\xf0\x53\xe7\xc7\xa2\xb2\xcd\x9c"
      "\x16\xd9\xbc\x21\x0e\x8f\x1f\x16\xe9\x94\xa6\x45\x9d\x51\x6a\xb3\x45\xb8"
      "\x8a\x1a\x9d\xfa\x4d\xb9\x17\x98\x11\x62\xc6\x35\x77\x6d\xfe\x72\x0a\xaa"
      "\x84\x12\xd6\xec\xf0\x74\xb8\x7d\x0c\xe6\xab\xbf\xc2\xde\xf2\x9e\x8f\xf9"
      "\x1e\x1e\x1f\xba\xaa\x6e\x09\xd4\xac\x9a\x58\x87\x56\xac\xab\x78\xf0\xf5"
      "\x2e\x7f\x1c\x6d\xf3\x28\xef\xd0\x09\xc2\x8a\xe6\x0b\x14\xa1\xca\x02\x60"
      "\xde\x41\x94\x40\x2c\xee\x53\x15\x0e\x03\x7b\x41\x42\x40\xc7\x3c\xf2\x94"
      "\x41\x8b\x64\xe5\x8d\xc1\x65\x48\xc3\xa3\x11\xee\x37\xa4\xb9\x70\x79\x20"
      "\xa6\x88\x79\xaf\x14\xc8\xba\x22\x08\xee\x6f\x37\x47\x3e\x27\x85\xf7\x8c"
      "\xfe\x5e\x7f\x5d\x9f\xc6\xdf\xc6\xfd\x50\x46\x13\xf5\x7e\x86\x54\x0b\x5a"
      "\x10\x5a\xe6\xdb\x87\xed\x32\xaa\xfc\x91\xe3\x14\x22\x9b\xfe\x2f\xac\x05"
      "\x32\xeb\xa8\xea\x8a\x17\x2f\xdd\x67\xe3\x5e\x06\xce\xca\x47\x89\x0b\x8a"
      "\xdc\xba\xa5\x08\xc4\x6a\xf6\x22\xa9\xfd\xe2\x7f\x18\x8f\x5c\xfe\x8b\xee"
      "\x90\xec\xeb\xda\x1e\xa0\xe3\xf7\x02\x97\x84\xa3\x09\x16\xbc\xda\xf8\x78"
      "\x32\xb0\xb5\xbe\x02\xb5\x59\x69\x4c\xa7\x66\x1f\x18\xdd\x68\x3f\x16\xd4"
      "\xe7\x78\x64\x1b\x13\x51\xa9\x63\x61\x5e\xad\x89\xa5\x49\x88\x94\xac\x62"
      "\xe2\x6b\xe1\x5c\xfe\x22\xc4\x38\x65\xb3\x9c\xa8\xda\x15\x0e\x1f\x15\xd4"
      "\x61\xb2\x71\x5f\xe8\x9c\x72\x52\x41\x88\x7a\x1b\xc6\x3d\xc4\xde\x14\xda"
      "\x72\x43\x97\x31\x40\x23\x9a\x3b\x6b\xb0",
      4096);
  syscall(__NR_pwrite64, /*fd=*/r[0], /*buf=*/0x20000d00ul, /*count=*/0x1000ul,
          /*pos=*/0ul);
}
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);
  for (procid = 0; procid < 6; procid++) {
    if (fork() == 0) {
      use_temporary_dir();
      loop();
    }
  }
  sleep(1000000);
  return 0;
}