// https://syzkaller.appspot.com/bug?id=de836bfde2d37d8cbe9843e3baa33a029ad69c34
// 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, 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");
  } else if (strncmp(fs, "gfs2", 4) == 0 &&
             (strstr(opts, "errors=panic") || strstr(opts, "debug"))) {
    strcat(opts, ",errors=withdraw");
  }
  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)) {
  }
  //  syz_mount_image$ext4 arguments: [
  //    fs: ptr[in, buffer] {
  //      buffer: {65 78 74 34 00} (length 0x5)
  //    }
  //    dir: ptr[in, buffer] {
  //      buffer: {2e 2f 66 69 6c 65 30 00} (length 0x8)
  //    }
  //    flags: mount_flags = 0x800744 (8 bytes)
  //    opts: ptr[in, fs_options[ext4_options]] {
  //      fs_options[ext4_options] {
  //        elems: array[fs_opt_elem[ext4_options]] {
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              data_err_ignore: buffer: {64 61 74 61 5f 65 72 72 3d 69 67 6e
  //              6f 72 65} (length 0xf)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              oldalloc: buffer: {6f 6c 64 61 6c 6c 6f 63} (length 0x8)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              debug_want_extra_isize: fs_opt["debug_want_extra_isize",
  //              fmt[hex, int32]] {
  //                name: buffer: {64 65 62 75 67 5f 77 61 6e 74 5f 65 78 74 72
  //                61 5f 69 73 69 7a 65} (length 0x16) eq: const = 0x3d (1
  //                bytes) val: int32 = 0x5a (18 bytes)
  //              }
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              nobh: buffer: {6e 6f 62 68} (length 0x4)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              errors_remount: buffer: {65 72 72 6f 72 73 3d 72 65 6d 6f 75
  //              6e 74 2d 72 6f} (length 0x11)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              nodiscard: buffer: {6e 6f 64 69 73 63 61 72 64} (length 0x9)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              grpid: buffer: {67 72 70 69 64} (length 0x5)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //        }
  //        common: array[fs_opt_elem[fs_options_common]] {
  //        }
  //        null: const = 0x0 (1 bytes)
  //      }
  //    }
  //    chdir: int8 = 0x1 (1 bytes)
  //    size: len = 0x47a (8 bytes)
  //    img: ptr[in, buffer] {
  //      buffer: (compressed buffer with length 0x47a)
  //    }
  //  ]
  //  returns fd_dir
  memcpy((void*)0x2000000001c0, "ext4\000", 5);
  memcpy((void*)0x200000000b80, "./file0\000", 8);
  memcpy((void*)0x200000000300, "data_err=ignore", 15);
  *(uint8_t*)0x20000000030f = 0x2c;
  memcpy((void*)0x200000000310, "oldalloc", 8);
  *(uint8_t*)0x200000000318 = 0x2c;
  memcpy((void*)0x200000000319, "debug_want_extra_isize", 22);
  *(uint8_t*)0x20000000032f = 0x3d;
  sprintf((char*)0x200000000330, "0x%016llx", (long long)0x5a);
  *(uint8_t*)0x200000000342 = 0x2c;
  memcpy((void*)0x200000000343, "nobh", 4);
  *(uint8_t*)0x200000000347 = 0x2c;
  memcpy((void*)0x200000000348, "errors=remount-ro", 17);
  *(uint8_t*)0x200000000359 = 0x2c;
  memcpy((void*)0x20000000035a, "nodiscard", 9);
  *(uint8_t*)0x200000000363 = 0x2c;
  memcpy((void*)0x200000000364, "grpid", 5);
  *(uint8_t*)0x200000000369 = 0x2c;
  *(uint8_t*)0x20000000036a = 0;
  memcpy(
      (void*)0x2000000006c0,
      "\x78\x9c\xec\xdb\xcb\x8f\x14\xc5\x1f\x00\xf0\x6f\xf7\x3e\x80\x1f\x8f\xe5"
      "\x87\xf8\x00\x51\x57\x89\xc9\x46\xe3\x2e\xbb\xa0\x72\xf0\xa2\xd1\xc4\x18"
      "\x8c\x26\x7a\xc0\xe3\x3a\x3b\x90\x0d\x03\x6b\xd8\xd5\x08\x12\x59\x8c\xf1"
      "\x64\x62\x48\xf4\x4c\x3c\x1a\xfd\x0b\xbc\x19\x13\xa3\x9e\x4c\xb8\x7a\xf2"
      "\x64\x48\x88\x72\x01\x3c\xad\xe9\x9e\x6e\x98\x1d\x66\x78\xb8\x33\xcc\xb2"
      "\xf3\xf9\x24\x3d\x53\xd5\x5d\x3d\x55\x35\xd5\x8f\xea\xaa\x99\x00\xfa\xd6"
      "\x68\xf6\x92\x44\x6c\x8a\x88\xdf\x23\x62\xa4\x1e\x5d\x9e\x60\xb4\xfe\x76"
      "\xe5\xd2\xa9\xca\xd5\x4b\xa7\x2a\x49\x2c\x2d\xbd\xf5\x57\x92\xa7\xbb\x7c"
      "\xe9\x54\xa5\x4c\x5a\xee\xb7\xb1\x88\x8c\xa5\x11\xe9\xa7\x49\x91\xc9\x72"
      "\xf3\x27\x4e\x1e\x99\xae\xd5\xaa\xc7\x8b\xf8\xc4\xc2\xd1\xf7\x26\xe6\x4f"
      "\x9c\x7c\xe6\x83\xa3\xd3\x87\xab\x87\xab\xc7\xa6\xf6\xef\xdf\xb7\x77\xf2"
      "\xf9\xe7\xa6\x9e\xed\x48\x3d\xb3\x7a\x5d\xde\xf9\xf1\xdc\xae\x1d\xaf\xbe"
      "\x73\xf6\xf5\xca\xc1\xb3\xef\xfe\xf2\x5d\x56\xde\x4d\xc5\xf6\xc6\x7a\x74"
      "\xca\x68\x56\xf1\xbf\x97\x72\xcd\xdb\x9e\xec\x74\x66\x3d\xb6\xb9\x21\x9c"
      "\x0c\xf6\xb0\x20\xdc\x91\x81\x88\xc8\x9a\x6b\x28\x3f\xff\x47\x62\x20\xae"
      "\x37\xde\x48\xbc\xf2\x49\x4f\x0b\x07\x74\x55\x76\x6f\x5a\xd7\x7e\xf3\xe2"
      "\x12\xb0\x86\x25\xd1\xeb\x12\x00\xbd\x51\xde\xe8\xb3\xe7\xdf\x72\xb9\x4b"
      "\x5d\x8f\x55\xe1\xe2\x8b\xf5\x07\xa0\xac\xde\x57\x8a\xa5\xbe\x65\x30\xd2"
      "\x22\xcd\x50\xd3\xf3\x6d\x27\x8d\x46\xc4\xc1\xc5\x7f\xce\x65\x4b\x74\x69"
      "\x1c\x02\x00\xa0\xd1\xe7\x95\xaf\x0e\x0c\x47\xc4\x47\x57\xbf\x7d\x2d\xeb"
      "\x7b\x8c\x44\x44\x39\x1e\xf4\x40\xfe\xfa\x47\xfe\xba\xa5\x98\x43\xd9\x1a"
      "\x11\xff\x8f\x88\x6d\x11\x71\x5f\x44\x6c\x8f\x88\xfb\x8b\xb4\x0f\x46\xc4"
      "\x43\x2b\x2c\xcf\x8d\xfd\x9f\xf4\xc2\x0a\x3f\xf2\xa6\xb2\xfe\xdf\x0b\xc5"
      "\xdc\xd6\xf2\xfe\x5f\xd9\xfb\x8b\xad\x03\x45\x6c\x73\x5e\xff\xa1\xe4\xd0"
      "\x6c\xad\xba\x27\xd6\xe5\xdf\xc9\x58\x0c\xad\xcb\xe2\x93\x37\xc9\xe3\x87"
      "\x97\xcf\x7f\xd1\x6e\x5b\x63\xff\x2f\x5b\xb2\xfc\xcb\xbe\x60\x51\x8e\x0b"
      "\x83\x4d\x03\x74\x33\xd3\x0b\xd3\x79\xa7\xb4\x03\x2e\x9e\x89\xd8\x39\xd8"
      "\xaa\xfe\xc9\xb5\x99\x80\x24\x22\x76\x44\xc4\xce\x3b\xfb\xe8\x2d\x65\x60"
      "\xf6\xa9\x6f\x76\xb5\x4b\xd4\xba\xfe\x97\xcf\xdd\x56\x0e\x1d\x98\x67\x5a"
      "\xfa\x3a\xab\xde\x62\x56\xff\xc5\x68\xaa\x7f\x29\x69\x9c\x9f\x9c\xbd\x61"
      "\x7e\x72\x62\x7d\xd4\xaa\x7b\x26\xea\x47\x45\x2b\xbf\xfe\xf6\xd9\x9b\xed"
      "\xf2\xbf\x75\xfb\x77\xd7\xc5\x6a\xfd\xbd\xa1\xfd\x9b\x93\x6c\x4d\x1a\xe7"
      "\x6b\xe7\x3b\x9b\xff\x7f\x3c\xfe\xd3\xe1\xe4\xed\x7c\x9e\x79\xb8\x58\xf7"
      "\xe1\xf4\xc2\xc2\xf1\xc9\x88\xe1\xe4\x40\x1e\x5f\xb6\x7e\xea\xfa\xbe\x65"
      "\xbc\x4c\x9f\x1d\xff\x63\xbb\x5b\x9f\xff\xdb\x8a\x7d\xb2\xfa\x3f\x1c\x11"
      "\xd9\x41\xfc\x48\x44\x3c\x1a\x11\x8f\x15\x65\x7f\x3c\x22\x9e\x88\x88\xdd"
      "\x37\xa9\xe3\xcf\x2f\xdd\xba\xfe\x91\xf6\xa8\xfd\xcf\x44\xcc\xb4\xbc\xfe"
      "\x5d\x3b\xfe\x9b\xda\xff\xce\x03\x03\x47\x7e\xfa\xbe\x5d\xfe\xb7\xd7\xfe"
      "\xfb\xf2\xd0\x58\xb1\x26\xbf\xfe\xdd\x42\xab\xe2\x64\x97\x8b\xe6\x02\xae"
      "\xe4\xbb\x03\x00\x00\x80\x7b\x45\x9a\xff\x06\x3e\x49\xc7\xaf\x85\xd3\x74"
      "\x7c\xbc\xfe\x1b\xfe\xed\xf1\xbf\xb4\x36\x37\xbf\xf0\xf4\xa1\xb9\xf7\x8f"
      "\xcd\xc4\xf9\x2d\xf5\xf1\xcf\xb4\x1c\xe9\x1a\x29\xc6\x43\x6b\xb3\xb5\xea"
      "\x64\xb2\x58\x7c\x62\x7d\x7c\x74\xaa\x18\x2b\x2e\xc7\x4b\xf7\x16\xe3\xc6"
      "\x5f\x0e\x6c\xc8\xe3\xe3\x95\xb9\xda\x4c\x8f\xeb\x0e\xfd\x6e\x63\x9b\xf3"
      "\x3f\xf3\xe7\x40\xaf\x4b\x07\x74\xd9\x86\x96\x6b\xa7\x86\xef\x7a\x41\x80"
      "\x1e\x68\x9e\x47\x4f\x97\x47\x4f\xbf\x11\x2e\x06\xb0\x56\xf9\xbf\x36\xf4"
      "\xaf\xf2\xfc\x6f\xf3\xbc\xdf\xf8\x3f\x18\x60\x8d\x71\xff\x87\xfe\xd5\xea"
      "\xfc\x3f\xdd\x14\x37\x17\x00\x6b\x93\xfb\x3f\xf4\x2f\xe7\x3f\xf4\xa9\xf4"
      "\xc7\x15\xec\xec\xa9\x00\xee\x75\xee\xff\xd0\x97\x56\xf2\xbf\xfe\x2e\x06"
      "\xd6\xaf\x8e\x62\xf4\x26\xb0\x5a\x1b\x25\x0f\x44\x94\x81\x74\x55\x94\x47"
      "\xa0\x4b\x81\x5e\x5f\x99\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x3a\xe3\xdf\x00\x00\x00\xff\xff\x8f\x73\xe7\x6a",
      1146);
  syz_mount_image(
      /*fs=*/0x2000000001c0, /*dir=*/0x200000000b80,
      /*flags=MS_I_VERSION|MS_NODEV|MS_NOATIME|MS_MANDLOCK|0x300*/ 0x800744,
      /*opts=*/0x200000000300, /*chdir=*/1, /*size=*/0x47a,
      /*img=*/0x2000000006c0);
  //  syz_mount_image$ext4 arguments: [
  //    fs: ptr[in, buffer] {
  //      buffer: {65 78 74 34 00} (length 0x5)
  //    }
  //    dir: ptr[in, buffer] {
  //      buffer: {2e 2f 66 69 6c 65 31 00} (length 0x8)
  //    }
  //    flags: mount_flags = 0x10000 (8 bytes)
  //    opts: ptr[in, fs_options[ext4_options]] {
  //      fs_options[ext4_options] {
  //        elems: array[fs_opt_elem[ext4_options]] {
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              grpid: buffer: {67 72 70 69 64} (length 0x5)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              auto_da_alloc: buffer: {61 75 74 6f 5f 64 61 5f 61 6c 6c 6f
  //              63} (length 0xd)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              jqfmt_vfsold: buffer: {6a 71 66 6d 74 3d 76 66 73 6f 6c 64}
  //              (length 0xc)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              journal_dev: fs_opt["journal_dev", fmt[hex, int32]] {
  //                name: buffer: {6a 6f 75 72 6e 61 6c 5f 64 65 76} (length
  //                0xb) eq: const = 0x3d (1 bytes) val: int32 = 0x6 (18 bytes)
  //              }
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //        }
  //        common: array[fs_opt_elem[fs_options_common]] {
  //        }
  //        null: const = 0x0 (1 bytes)
  //      }
  //    }
  //    chdir: int8 = 0x7 (1 bytes)
  //    size: len = 0x4da (8 bytes)
  //    img: ptr[in, buffer] {
  //      buffer: (compressed buffer with length 0x4da)
  //    }
  //  ]
  //  returns fd_dir
  memcpy((void*)0x200000000040, "ext4\000", 5);
  memcpy((void*)0x200000000000, "./file1\000", 8);
  memcpy((void*)0x200000000240, "grpid", 5);
  *(uint8_t*)0x200000000245 = 0x2c;
  memcpy((void*)0x200000000246, "auto_da_alloc", 13);
  *(uint8_t*)0x200000000253 = 0x2c;
  memcpy((void*)0x200000000254, "jqfmt=vfsold", 12);
  *(uint8_t*)0x200000000260 = 0x2c;
  memcpy((void*)0x200000000261, "journal_dev", 11);
  *(uint8_t*)0x20000000026c = 0x3d;
  sprintf((char*)0x20000000026d, "0x%016llx", (long long)6);
  *(uint8_t*)0x20000000027f = 0x2c;
  *(uint8_t*)0x200000000280 = 0;
  memcpy(
      (void*)0x200000000900,
      "\x78\x9c\xec\xdc\xc1\x6f\x14\xd5\x1f\x00\xf0\xef\x6c\x77\x69\x81\x1f\x3f"
      "\x0b\x22\x0a\xa2\x14\xd0\xd8\x18\x6d\xa1\xa0\x70\xf0\x82\x89\x89\x07\x4d"
      "\x8c\x78\x90\x63\xd3\x56\x82\x14\x30\xb4\x07\x21\x44\x4a\x62\xb8\x93\x78"
      "\x34\x31\x1e\x8d\x37\x4d\xbc\xea\xd1\x78\xf2\x0f\xc0\x83\x07\x13\x43\x42"
      "\x0c\x17\xc0\xd3\x9a\xd9\x9d\x69\xb7\xdb\xd9\xed\x2e\x2c\x2d\x65\x3f\x9f"
      "\x64\xbb\xef\xcd\xbe\x99\xf7\xde\xcc\xbc\xd9\xb7\xef\x75\x26\x80\xbe\x35"
      "\x92\xfe\x49\x22\xfe\x17\x11\x37\x23\xe2\xa9\x7a\x74\x79\x82\x91\xfa\xdb"
      "\xbd\x3b\x57\xa6\xee\xdf\xb9\x32\x15\x0b\xd5\xea\xc9\x7f\x92\x5a\xba\xbb"
      "\x69\x3c\x93\xaf\xb7\x35\x8b\x8c\x96\x22\x4a\x5f\x26\x4d\x1b\xac\x9b\xbb"
      "\x74\xf9\xec\xe4\xec\xec\xcc\xc5\x2c\x3e\x3e\x7f\xee\xb3\xf1\xb9\x4b\x97"
      "\x5f\x3f\x73\x6e\xf2\xf4\xcc\xe9\x99\xf3\x13\xc7\x8f\x1f\x3d\x72\xf8\xd8"
      "\x9b\x13\x6f\x74\x5f\xa9\x82\xfc\xd2\x7a\xdd\xdd\xf3\xc5\x85\xbd\xbb\xdf"
      "\x3d\x75\xe3\xfd\xa9\x72\xbe\x7c\x28\x7b\x6f\xac\x47\x4b\xe5\xee\x8a\x31"
      "\xd2\xe6\xb3\x97\xbb\xdb\xd4\x63\x6f\x5b\x43\x38\x59\xb9\x9f\xae\xae\x69"
      "\x61\xe8\xd8\x50\x76\x5a\x57\xd2\xf6\x7f\x65\xf6\xc0\xa9\xf5\x2e\x10\xb0"
      "\x66\xaa\xd5\x6a\x75\xb0\xf5\xc7\x0b\xd5\x66\xd7\x56\x2c\x01\x36\xac\x24"
      "\xd6\xbb\x04\xc0\xfa\xc8\xbf\xe8\xd3\xdf\xbf\xf9\x6b\x8d\xba\x1e\x8f\x85"
      "\xdb\x27\xea\x3f\x80\xd2\x7a\xdf\xcb\x5e\xf5\x4f\xca\x51\xca\xd2\x54\x9a"
      "\x7e\xdf\xf6\xd2\x48\x44\x7c\xbc\xf0\xef\x37\xe9\x2b\xda\x8d\x43\xfc\xf9"
      "\x88\x0a\x00\x00\xf4\x9d\x5f\x4e\xe4\x3d\xc1\xe6\xfe\x5f\x29\x76\x35\xa4"
      "\xfb\x7f\x36\x87\x32\x1c\x11\xdb\x23\x62\x47\x44\x3c\x1d\x11\x3b\x23\xe2"
      "\x99\x88\x5a\xda\x67\x23\xe2\xb9\xe6\x0c\x92\x88\x6a\x9b\xfc\x77\x36\xc5"
      "\x97\xf2\xff\x71\xfb\xc0\xc5\xd7\xd2\xc0\xad\x1e\x54\xb3\xa5\xb4\xff\xf7"
      "\x56\x36\xb7\xb5\xbc\xff\x97\xf7\xfe\x62\x78\x20\x8b\x6d\x8b\xc8\x3b\xcc"
      "\x33\x87\xb2\x7d\x32\x1a\x95\xc1\x4f\xce\xcc\xce\x1c\x6e\xb1\xfd\x4d\xab"
      "\xe4\xdf\xd8\xff\x4b\x5f\x69\xfe\x79\x5f\x30\x2b\xc7\xad\x72\xd3\x00\xdd"
      "\xf4\xe4\xfc\xe4\x83\xd5\x76\xa5\xdb\xd7\x22\xf6\x94\x9b\xeb\x9f\x94\xd3"
      "\x03\x97\x4f\xe3\x24\x11\xb1\x3b\x22\xf6\x74\xb1\xdd\xe1\x86\xf0\x99\x57"
      "\xbf\xdb\xbb\x18\xa9\x64\xef\x5f\xd7\xdf\x56\xaf\x7f\x4d\xb5\x60\x4a\xaf"
      "\xeb\xf9\xb8\x22\xd5\x6f\x23\x5e\xa9\x1f\xff\x85\x68\x3c\xfe\xc9\x52\x8e"
      "\x49\xfb\xf9\xc9\xf1\xa1\x98\x9d\x39\x34\x9e\x9e\x05\x87\x0a\xf3\xf8\xed"
      "\xf7\xeb\x1f\xb4\xca\x7f\xd5\xfa\xff\xf4\x57\xf3\x2a\xef\x1c\xfb\xf9\xe4"
      "\x43\xd7\x3b\x97\x1e\xff\x2d\x0d\xe7\x7f\xe4\xf3\xb7\x4b\x93\xa8\xc3\x49"
      "\x44\xb2\x38\x5f\x3b\x17\x51\x1d\xe8\x2e\x8f\xeb\x7f\xb4\x5e\xe1\x41\xcf"
      "\xff\x4d\xc9\x47\xb5\x70\xde\xbe\x3e\x9f\x9c\x9f\xbf\x78\x38\x62\x53\xf2"
      "\xde\xca\xe5\x13\x4b\xeb\xe6\xf1\x3c\x7d\x5a\xff\xd1\x83\xc5\xed\x7f\x47"
      "\xb6\x4e\xba\x27\x9e\x8f\x88\xf4\x24\x7e\x21\x22\x5e\x8c\x88\x7d\x59\xd9"
      "\xf7\x47\xc4\x81\x88\x38\xd8\xa6\xfe\xbf\xbe\xfd\xd2\xa7\x9d\xd7\x7f\xb0"
      "\xe8\xfc\x7f\x64\xd2\xfa\x4f\x17\x5e\xff\x96\x1d\xff\xa5\xf9\xfa\x0e\x03"
      "\xf9\xca\xe9\x92\x81\xb3\xfb\x6f\xde\x6f\x71\xf1\xe8\xec\xf8\x1f\xad\x85"
      "\x46\xb3\x25\xc5\xd7\xbf\x64\xd9\x25\xa2\xd3\x92\x3e\xdc\xde\x03\x00\x00"
      "\x80\x8d\xa1\x14\xb5\xff\xfd\x2f\x8d\x2d\x86\x4b\xa5\xb1\xb1\xfa\x18\xd0"
      "\xce\xd8\x52\x9a\xbd\x30\x37\xbf\x2f\x22\xce\x4f\xd7\xef\x11\x18\x8e\x4a"
      "\x29\x1f\xe9\xaa\x8f\x07\x57\x92\x7c\xfc\x73\xb8\x21\x3e\xd1\x14\x3f\x92"
      "\x8d\x1b\x7f\x35\xb0\xb9\x16\x1f\x9b\xba\x30\x3b\xbd\xde\x95\x87\x3e\xb7"
      "\xb5\xd6\xe6\x93\x15\xed\x3f\xf5\x77\x97\xe3\xbc\xc0\x06\xd4\x83\x79\x34"
      "\x60\x83\x5a\xad\xfd\xef\xba\xb1\x46\x05\x01\xd6\x9c\xef\x7f\xe8\x5f\x0d"
      "\xed\x7f\xa1\x45\x92\x05\xff\x29\x03\x4f\x26\xdf\xff\xd0\xbf\x8a\xda\xff"
      "\xd5\xf8\xbe\xed\xbd\x0b\xae\x19\xb0\xf1\x55\xb5\x65\xe8\x6b\xda\x3f\xf4"
      "\xaf\x72\x7c\xb8\x18\xae\xdd\xf6\x5c\x78\xb7\x2d\xf0\x24\xf2\xfd\x0f\x7d"
      "\xa9\xdb\xfb\xfa\x3b\x09\xe4\x8f\x6b\xb8\x7c\xb6\x3a\x58\x9c\x66\x28\x0a"
      "\x9e\x18\x30\xd4\xe3\x62\x64\x81\xcd\x05\x79\xad\x4b\x20\xed\x59\xf5\x70"
      "\x83\x95\x88\xe8\x2c\xf1\xe6\x07\xc9\x22\xef\x02\xb6\x7e\xc2\x43\xa9\xbb"
      "\x0d\x0e\xc6\xca\x8f\x06\xa2\xdd\x5a\x49\x17\xcf\x71\xc8\x03\xe9\x5e\x59"
      "\x35\xf1\xe9\x5d\x3d\x3f\xf9\xf3\x67\xa2\xf4\xfa\xb4\xf9\x61\xa9\x9d\x56"
      "\x1a\x8e\x45\x79\xb5\xa3\xf3\xf0\x81\x35\xbd\x0c\x01\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x3c\x32\xff\x05\x00\x00\xff\xff\xe3\x5b\xcf"
      "\x51",
      1242);
  syz_mount_image(/*fs=*/0x200000000040, /*dir=*/0x200000000000,
                  /*flags=MS_POSIXACL*/ 0x10000, /*opts=*/0x200000000240,
                  /*chdir=*/7, /*size=*/0x4da, /*img=*/0x200000000900);
  //  creat arguments: [
  //    file: ptr[in, buffer] {
  //      buffer: {2e 2f 66 69 6c 65 31 00} (length 0x8)
  //    }
  //    mode: open_mode = 0xe7 (8 bytes)
  //  ]
  //  returns fd
  memcpy((void*)0x200000000100, "./file1\000", 8);
  res =
      syscall(__NR_creat, /*file=*/0x200000000100ul,
              /*mode=S_IXOTH|S_IWOTH|S_IROTH|S_IRGRP|S_IXUSR|S_IWUSR*/ 0xe7ul);
  if (res != -1)
    r[0] = res;
  //  write$UHID_INPUT arguments: [
  //    fd: fd_uhid (resource)
  //    data: ptr[in, uhid_req[UHID_INPUT, uhid_input_req]] {
  //      uhid_req[UHID_INPUT, uhid_input_req] {
  //        type: const = 0x8 (4 bytes)
  //        data: uhid_input_req {
  //          data: buffer: {25 0c df 69 7a cb 4f 06 05 d5 04 3e 74 bf ab 6d d6
  //          79 14 17 c1 a4 3c 66 ab a7 ce ed ee c7 8b 57 bc 7f 7b 05 ea d0 24
  //          e5 47 26 ee de 5e cb 73 35 3e f7 43 48 a3 2b 5a fe 16 da d0 00 68
  //          ff 38 d4 81 12 72 80 2f d3 7e cc 09 6e b6 a2 92 7a f8 06 b2 ea 70
  //          ae 52 1e a6 31 14 46 1b fd 55 c4 6e 1d 4d 6b 8b 80 a7 2f 7b 65 99
  //          77 4a 45 c2 40 0f ca 75 57 da 82 a3 7f 93 7a c7 86 ce 43 64 1a 60
  //          f3 42 0b 06 48 47 95 af 35 e8 77 c3 b5 dc bb 14 e5 e8 75 3b 8c 82
  //          5c 0a 95 ff e0 f6 fd 89 8f e3 c0 5a 4f e0 16 1c 27 04 64 7c 93 ed
  //          ac bb e0 5d 18 c8 00 ec dd 17 d6 13 a6 97 87 5e c5 c2 52 60 c5 74
  //          fe 76 01 b5 34 3c 7c 96 0e c7 bc c8 7e 70 64 7b 11 93 8b 78 fa 3a
  //          9f 37 9e 7a dc 34 0c 6b 46 18 26 59 c6 ee c1 0e d0 fe 94 d6 87 c5
  //          ba 9d 9c 7a 7f 3a e6 5f 1e 98 7f 48 84 a4 dc 67 fb f0 83 48 96 02
  //          58 23 b9 03 10 37 c0 c7 d6 b7 d5 2c d7 8c 66 43 2b 5c 30 b5 6c e2
  //          15 9c ed 61 2a 55 57 d1 7c 94 fd 39 08 1f 5d a3 62 d9 3f 9b 15 3c
  //          1d fd 92 4a 5f 06 f7 2a 69 0e c0 0a ce 5b a2 a8 6a 22 ad eb f4 5a
  //          b6 e9 a7 c3 2f 7d 62 00 8c d5 a7 4e 53 d8 da 35 49 1e 9f 79 84 49
  //          d2 33 3c 5a b6 4a e3 3c 16 77 ae c5 3e b0 fd 7f ea 9a 4c b9 e1 23
  //          f9 c1 c0 7e b7 09 66 6e 7b 1d 45 8e 58 b5 3f 8e a6 94 81 8f db ca
  //          ea 6f 4e 01 73 29 a2 87 f1 23 4b 90 a0 39 d3 da 8f cb a3 69 38 ad
  //          4b 83 8e a9 8b cd 27 3f 12 d1 9f ab e7 ae 42 3f 75 0b 32 16 56 2c
  //          d4 fa d3 8e cb 49 62 ad 39 b6 dd 4c 5d 82 59 4a 85 0f ec 12 05 3c
  //          eb 2c 99 13 70 2a 6f 93 35 34 6b ff 81 6b 8d e0 fb db 05 af 00 26
  //          e2 4a cc 2c d4 c2 7a 8b ec 96 54 53 23 8f 1e aa 4d 79 6b a9 34 6e
  //          1d e7 22 35 a3 3f b3 d1 17 1a 0b b3 7e c0 35 64 56 2b 70 0d 3b d7
  //          ae 0e fd 52 c0 8b 47 15 1d db d5 da 50 e7 df df 2c 9c c4 cd 6f 75
  //          5c 24 1f 80 f1 a5 18 d5 33 82 22 ee 58 6d 9d 30 50 33 e7 97 5e df
  //          b5 5e c8 ac f2 f6 0c 51 48 c6 c0 55 73 56 23 3d d1 f3 87 7b 31 4e
  //          5a db 50 49 70 bc e1 b1 f2 c7 3c 4b ca ee dd d5 0e f1 fb b4 2d bd
  //          52 a5 84 50 23 74 7d c2 bd 92 df a9 31 2f 5f fb fe bb b3 15 70 e5
  //          7f ea 6d b2 25 a3 75 60 9e fe ab 91 a3 9d 51 8c 5c 59 7b 11 01 8d
  //          f4 36 d1 ef 38 ad e9 da e1 c4 40 4f 6a 73 62 76 08 04 96 cb c0 73
  //          b7 a0 e3 fd 81 45 fb b3 a6 51 36 78 1a 39 20 45 e6 44 e5 e6 c6 e4
  //          03 06 ad 92 59 9e a2 d7 d4 03 75 38 28 43 93 a8 6f 7a c6 a7 c2 b5
  //          5c db ee 04 a3 67 da 8c 0b 2f 91 b4 73 64 6c 7a 99 7d 7c 01 ae b7
  //          53 05 a3 b1 b8 c0 c4 e5 0e 58 86 59 af 31 cd 10 8a cd 8d 52 dd b2
  //          72 df 05 9c 5a 81 c5 5c 73 82 64 b6 23 4f fa 93 2f 30 e2 0c 9f 5b
  //          d7 0b 77 fc c3 f7 6b 01 99 01 6f c2 c7 bf 01 49 cb 52 17 52 71 5f
  //          af 9b a8 ab 0d 28 49 81 09 e8 9d 19 ba 90 dc b6 4f 0f b6 2f 5a 9f
  //          85 c3 89 17 22 a9 a5 2f de 49 34 4f 72 ac 94 a9 cc c7 01 a7 b4 91
  //          ef a3 85 55 97 64 e2 2c 3e dd 23 e6 4b c9 df 9a b4 03 fe fc 13 a0
  //          a6 b2 02 e5 7d 61 f7 59 19 83 5a f1 33 39 11 6b 24 e8 e7 36 7b ae
  //          c4 5c 35 06 db 11 b9 d3 bf be 85 83 ee 42 a1 08 ab fd 04 a3 bb 0d
  //          ac 11 97 2b b5 1e ba 6b b0 a1 22 c6 49 ee 97 91 9d 10 41 a3 50 f6
  //          49 09 c4 5c dc 70 01 0a 92 57 1a 67 46 54 79 38 0e 5c 9c 19 b4 30
  //          b0 cf 0b 24 f5 e2 65 b1 7f 4f bf 8e b5 52 5f 62 55 8b 0d dc a7 a3
  //          60 d9 36 c7 2f 05 35 69 49 de 6b ca cf 8d d7 28 8e 7f 58 34 3c 65
  //          88 b8 0b 3a b6 50 db 3e 82 f7 6f dc 5e 03 44 52 8f 9a 25 ad 99 c1
  //          02 6c bb 71 7b cf 91 52 be a4 f6 5c c9 2e 7c 99 ea 3f cb c7 63 5c
  //          06 d7 e0 8c b3 3c 56 25 6a c4 1d 7d 39 ae 24 05 14 0a 2c de 55 fc
  //          f4 6d 48 4c bd a5 32 6d 3a b4 4a a8 d1 ef 72 16 ae dd aa 18 a4 a7
  //          27 31 0a 73 9f d5 da a7 19 f0 6d bd 85 3f 90 c8 65 81 88 e7 20 8a
  //          c6 a0 5d 4a 88 36 0b 0b bd 5f b0 c1 2d 46 73 df 7f ff 69 6b fc 69
  //          a5 b4 75 05 ea dd dc 40 3c 6a 80 71 5b da 86 16 d9 0a 28 73 c7 66
  //          bb 33 5a 7d 55 85 67 cc e1 ab f3 93 e6 90 6f 81 7f b2 b5 92 d4 37
  //          08 62 5d 1f 54 28 e1 8c 00 34 8d c9 79 0f fa 0a b5 21 5e 03 77 3b
  //          b6 d4 dd 67 ff 1f 78 5e e8 44 bd f2 1a 2f 16 86 5b b5 cb 98 2a 04
  //          e6 58 e2 40 8b fb 15 b3 ec 64 e4 7b 0a 74 cd d2 64 a4 f3 34 ef 53
  //          50 0b f3 f9 29 5e 68 04 fc dc ea 37 55 23 3c 07 58 81 8c 55 a4 b0
  //          52 17 77 f8 f2 ba ab 45 6a 1f 84 cc ae 6e f1 bf 3b 04 3d 6b 8f 04
  //          54 7a ca a9 d3 46 f3 7f 06 e8 52 82 56 7f d6 3f e5 17 43 98 33 9d
  //          32 f2 d2 12 82 5f 6f d2 d6 cc 7f a3 42 10 17 45 2a 0e 2b f8 09 45
  //          dd b6 ba 87 6f 98 58 ef 79 70 6e f7 03 11 aa d5 1e f2 75 0f 8e e0
  //          48 f9 6f 5d 0f 77 28 2e 74 b5 83 e7 25 11 b4 e0 44 73 72 32 19 f9
  //          c2 f5 7e 89 d1 83 7b 4f bb a9 ad fc a5 5f 42 83 08 80 57 1c c2 c6
  //          48 e2 a1 46 bf 6a b4 c7 bb bc 06 e7 64 9a 78 84 eb 49 92 c9 f3 64
  //          c2 24 2f 94 9b 05 29 16 76 72 62 b4 1c da 49 f0 e3 03 54 98 c3 c5
  //          d9 a4 d0 f2 5e 4a 3b a0 fe 09 09 12 b1 43 cc 67 e2 98 99 6f f6 b8
  //          ed 1e f0 00 ea 3d 9e 2b 3e b5 d0 f1 07 a5 d1 7a 44 65 a6 b4 4b 33
  //          b2 70 78 8e ef dc 03 4f ec ce 8f 5e ee 4f 57 4a ba c7 76 9d 4e c9
  //          32 53 56 53 e7 95 3d 9a 51 55 af af 06 d5 70 00 2f b2 fa a4 a3 05
  //          c5 5e cd a1 70 23 e7 41 c1 94 ba c7 ef 3b c4 70 a1 46 8f 86 d6 40
  //          c5 0b 27 82 59 b6 a3 9e 60 f1 94 7f da 84 15 fe a3 fb cb b8 34 d6
  //          cf 95 cd 9a 69 a3 fa 89 29 3f cf 79 b6 e2 39 a5 9a 06 d2 b5 0c 8c
  //          ee 83 0f f9 9c 02 20 98 c4 36 eb f6 ec f7 51 64 29 30 c1 4a 35 86
  //          09 19 b1 7d f5 b9 61 1d 7a 6e a7 09 1f 11 e4 e4 a0 f0 85 15 39 e3
  //          b6 aa 3c 0e a1 ef cb 04 38 8e bc e2 e5 d7 5b 5c dc 6e e5 03 22 0f
  //          24 60 00 42 2e 7c 22 d7 d1 74 c0 f7 43 b3 d7 fd 14 79 62 38 55 9e
  //          4f c3 2d bd 39 05 e0 a1 42 6d 3d d3 3c c3 36 33 89 15 47 3d 5c 35
  //          cb b6 ae 69 43 e5 61 29 47 62 8c f1 7c 25 ea 98 ea 86 40 15 1e 6e
  //          a3 7c 29 0f de 0c 4f 75 b7 56 89 ed 69 8f f2 13 31 29 93 ac 31 44
  //          0f 51 ec 9f 3f 2c cb 25 3e db e3 3f f4 ab 10 5d cc 41 53 f6 2a d0
  //          fb 4b de a0 58 e5 1e ce 7c e8 e5 2a 8a f0 f7 9a ba a5 7e 90 3c 06
  //          09 fd c9 a8 c1 f4 af 59 26 23 62 45 dd 26 f7 c5 a8 c0 b3 33 26 d7
  //          7f 82 62 bc 76 a6 0c 31 f6 91 a4 52 87 40 0e 85 de ec ec a9 33 c6
  //          e9 fa 7a ad 6f 99 8b 98 7b c3 ca bd ee ba ae ee 82 52 9e 38 7d b3
  //          be 24 dd ef 2a 0e bc 64 0d 7a d8 b3 aa ee 1a 98 90 b6 f1 96 3b 56
  //          16 d5 30 d7 9f b2 0a 71 8b 46 85 41 81 4a 34 2c c6 4e b4 9b 88 25
  //          fa 36 67 f7 70 5b 54 1e fb f9 43 70 ab d3 e2 9e 17 bb ee 2c b4 bc
  //          a3 db ff 1f 7e fd 49 4c 1e 4f 58 0a 87 0c 33 dc 5e 40 0d 19 e6 bc
  //          24 46 f5 17 8b 0d 0e 73 91 c4 d2 bb 9d 81 ff 50 fe 51 e4 66 02 b0
  //          78 ba 1b af 27 fc 1d a1 a9 3d e8 c8 63 06 db e0 b2 18 e6 07 40 37
  //          cf 98 95 8f e6 83 98 26 ee fa 99 ec d6 27 ef f1 bc 77 c1 3e b5 25
  //          4c f9 fb 95 c4 0c 31 1d 8d a1 1b df 04 02 50 fa ba d9 e0 0d 55 6b
  //          1d 73 12 e9 1c 9d e6 0e d4 50 e4 a1 66 31 8a ef c0 da 32 21 cb 89
  //          fa 01 ac 6b e8 4a f8 1f 9e a2 6d bf 61 af 12 a0 59 11 61 00 71 1b
  //          dc c8 b6 b0 65 85 ad 6a 3c 26 36 ae ef 28 16 84 c0 e6 6e a7 a1 73
  //          0e 9d e4 cc 3c 44 f3 ed 8e 5f 98 c9 77 a2 ec e1 ec 62 58 07 57 3f
  //          10 5d 9e 88 28 0f 38 ad 65 b9 c9 81 f5 ef 6d 8a 05 7e 9e c0 f4 6b
  //          83 d5 60 7f f2 b5 06 dd 9d a6 5c 07 18 65 bd 32 f4 e4 fc 28 df e2
  //          3b c8 ac a0 d3 ca 99 2b 21 c6 ef 9b cd 3f f0 22 b9 64 9c 3d fa d5
  //          13 b1 17 cd 9e 27 d1 4f c3 76 90 0b ab 6d 81 58 46 ba 52 79 a3 4b
  //          42 1f d2 4b 38 5e 7d 10 ed e5 91 2b 9e 94 27 bf f1 87 7d 34 d8 18
  //          ef a6 59 1d 63 c8 4a a2 a1 fe d0 54 93 dd a7 5a af 4a 2c b4 cc 9b
  //          95 98 c2 98 f0 42 64 1d a6 b4 9c b8 9f 0a e4 99 68 1d 77 bb c3 a7
  //          9b b0 e8 ff 2b 98 3b c9 9e af 32 50 34 13 cf 5e da c6 a7 fb 80 47
  //          6f 8d ce f6 9d 17 41 df 80 65 b0 6f 1f e7 53 95 78 18 36 45 ca ad
  //          94 16 e0 3d 00 1d ba b6 10 3a 16 ca d9 8b c7 21 2e 7d af bd 35 19
  //          05 9c 8d c3 a1 54 14 a2 45 6f 75 e8 f4 74 d6 99 0a 7c 52 02 d4 2e
  //          04 fa c3 b5 91 7e 05 6e b5 62 93 0f 9d 38 8f d1 8e e6 45 b7 97 f3
  //          8b d1 0c 76 52 50 a1 11 e4 8e ee da 8f 31 0d 02 55 26 ad 78 da 1c
  //          13 cf d0 e3 a5 95 85 9d 2b 37 08 87 56 72 37 69 99 13 4c 68 39 0f
  //          f6 62 84 7b 24 0a ae bd ce 27 72 df 67 bc c4 14 d9 90 5f 7a 34 48
  //          03 bb df a7 1f 4b 2c 7c 28 b2 e9 95 80 5d 4c af 3f ee 84 4d 70 b9
  //          e8 59 0b f1 a8 6c 12 33 02 33 b5 0e a2 4f 34 ad e8 8d 98 9c 9c 29
  //          da ac 01 73 d1 b1 61 9f 66 a4 42 e1 43 5e ff b1 9a 11 59 25 73 8e
  //          d7 ea ca 5b 1e 0f 53 e3 57 83 c4 77 55 94 1d 63 3c 24 b2 e5 05 bd
  //          5a 3d a4 f0 2a ab 98 21 e8 a8 ca cf bc 4f df 31 e1 29 bc 40 c4 c5
  //          d7 a2 19 78 48 a6 4b 7f 98 54 f3 d0 a7 15 d1 5d 8f a8 62 cd 10 c8
  //          24 3c 5d db 1e 11 25 7d c6 7b 1d 21 74 cf b5 50 46 f6 be af f1 c8
  //          86 60 0d 05 a4 9f ae f2 90 c7 da 43 e9 ed 4d 10 37 0a 7b a6 06 81
  //          16 f2 78 0f 7f a3 fd 8e 08 e4 08 19 20 af f1 18 57 d1 ff 7a 1d 71
  //          88 73 73 f4 18 cf a6 58 ce bd f2 d7 ff 4c 51 4e 7c cd d8 e7 f9 2e
  //          d4 7b c2 b7 d6 c0 18 34 2d 74 d0 41 ff 81 5e 3b 4d 91 bc b5 f1 93
  //          98 6e 18 89 3c 63 ed f9 f5 64 09 25 ef 33 a8 92 8a 0b 6c 65 cc f5
  //          1b 5c dd 51 33 4b 5b 20 ab 5c c2 37 e7 2f a9 ca 05 50 c2 21 42 e5
  //          16 15 30 35 de f2 d8 76 37 86 1a ff 5c 2c 41 72 b3 f5 e9 bc eb 3f
  //          f6 90 b5 00 f2 56 ce 90 0e d6 d4 e0 55 0d 7a 0e 40 39 6e db 0d 64
  //          24 ee 4d 67 51 4a 48 2c f3 74 28 c4 31 31 c0 6a b1 f5 ab 95 c6 18
  //          0a ad 6f e8 92 33 3d 4b 77 ac b6 47 3c 6d ca 6b 6d 20 07 47 df aa
  //          35 70 5c 7f be e3 00 b5 4c 54 d7 f2 90 38 4d a5 9d fc 1d 3e 73 48
  //          14 a2 b1 22 85 09 28 c0 12 51 f1 29 77 b3 a9 e7 15 b7 bd 82 3f 1b
  //          84 51 08 e5 01 a2 48 59 e6 fe 1c d1 ad 40 50 97 f1 bb 5f 16 0c 87
  //          9c 80 60 6b 1d 4a 05 e0 48 bd ed f9 56 ee 31 cb 85 a5 fc 4a f9 a1
  //          14 a1 87 76 b8 53 0f 96 8a be b9 3e a2 ad e5 86 95 ce db ad 8d 0f
  //          87 67 19 56 59 9f 08 28 ab 84 38 f7 d0 db 5c a6 f8 ce c8 e5 e3 44
  //          f0 d3 24 41 05 92 4f fc 10 eb 70 ec b7 40 5e b0 ae 86 e2 0f 94 a4
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  //          dc 8f 86 e0 5b 1c f0 0d 59 6e c7 25 b0 5d f3 f2 1c 30 60 44 0d ce
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  //          ea 00 2a c5 d0 05 97 96 8c 30 d1 0c 9f fd c5 b8 4f 72 9c 89 15 79
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  //          cf a3 21 d7 9a 3a a0 f8 33 4f ac 81 dd 5f 9d a6 91 53 d9 fe a7 d2
  //          02 bf ef 16 39 0d 27 b4 62 d2 39 62 82 af 86 97 e2 f8 fa 90 3f 51
  //          ec 95 f2 08 7f e7 be 66 70 67 55 8a de 4f 9e 05 30 89 7a 9a df f8
  //          a9 30 ff bf 8c f9 02 d6 b8 32 98 26 d0 76 32 a5 81 c7 d1 45 74 12
  //          f1 ab fa 3b c7 88 93 92 79 f6 47 d1 00 fe 91 41 c3 e4 b1 74 62 7c
  //          77 eb 4a bf c2 47 c0 c7 38 c3 8d 6c 79 6b 5f 82 34 93 fb f2 3b 28
  //          6a f0 2a e2 68 f2 3a 51 8a f0 19 55 35 ab 69 af 4e 68 f0 8b 51 3e
  //          21 4a e4 a2 ef 60 b3 f8 8a 42 7d a1 f3 3a fa c9 b1 29 d4 cc 75 7c
  //          ae a0 d1 94 a3 cc bf 5b b5} (length 0x1000) size: len = 0x1000 (2
  //          bytes)
  //        }
  //      }
  //    }
  //    len: len = 0x1006 (8 bytes)
  //  ]
  *(uint32_t*)0x200000001680 = 8;
  memcpy(
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      "\xd2\x39\x62\x82\xaf\x86\x97\xe2\xf8\xfa\x90\x3f\x51\xec\x95\xf2\x08\x7f"
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      "\x30\xff\xbf\x8c\xf9\x02\xd6\xb8\x32\x98\x26\xd0\x76\x32\xa5\x81\xc7\xd1"
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      "\x41\xc3\xe4\xb1\x74\x62\x7c\x77\xeb\x4a\xbf\xc2\x47\xc0\xc7\x38\xc3\x8d"
      "\x6c\x79\x6b\x5f\x82\x34\x93\xfb\xf2\x3b\x28\x6a\xf0\x2a\xe2\x68\xf2\x3a"
      "\x51\x8a\xf0\x19\x55\x35\xab\x69\xaf\x4e\x68\xf0\x8b\x51\x3e\x21\x4a\xe4"
      "\xa2\xef\x60\xb3\xf8\x8a\x42\x7d\xa1\xf3\x3a\xfa\xc9\xb1\x29\xd4\xcc\x75"
      "\x7c\xae\xa0\xd1\x94\xa3\xcc\xbf\x5b\xb5",
      4096);
  *(uint16_t*)0x200000002684 = 0x1000;
  syscall(__NR_write, /*fd=*/r[0], /*data=*/0x200000001680ul, /*len=*/0x1006ul);
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*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=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  const char* reason;
  (void)reason;
  use_temporary_dir();
  loop();
  return 0;
}