// https://syzkaller.appspot.com/bug?id=8a0515c326633c38c5145308835518579ea8af1e
// 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 bool write_file(const char* file, const char* what, ...)
{
  char buf[1024];
  va_list args;
  va_start(args, what);
  vsnprintf(buf, sizeof(buf), what, args);
  va_end(args);
  buf[sizeof(buf) - 1] = 0;
  int len = strlen(buf);
  int fd = open(file, O_WRONLY | O_CLOEXEC);
  if (fd == -1)
    return false;
  if (write(fd, buf, len) != len) {
    int err = errno;
    close(fd);
    errno = err;
    return false;
  }
  close(fd);
  return true;
}

//% This code is derived from puff.{c,h}, found in the zlib development. The
//% original files come with the following copyright notice:

//% Copyright (C) 2002-2013 Mark Adler, all rights reserved
//% version 2.3, 21 Jan 2013
//% This software is provided 'as-is', without any express or implied
//% warranty.  In no event will the author be held liable for any damages
//% arising from the use of this software.
//% Permission is granted to anyone to use this software for any purpose,
//% including commercial applications, and to alter it and redistribute it
//% freely, subject to the following restrictions:
//% 1. The origin of this software must not be misrepresented; you must not
//%    claim that you wrote the original software. If you use this software
//%    in a product, an acknowledgment in the product documentation would be
//%    appreciated but is not required.
//% 2. Altered source versions must be plainly marked as such, and must not be
//%    misrepresented as being the original software.
//% 3. This notice may not be removed or altered from any source distribution.
//% Mark Adler    madler@alumni.caltech.edu

//% BEGIN CODE DERIVED FROM puff.{c,h}

#define MAXBITS 15
#define MAXLCODES 286
#define MAXDCODES 30
#define MAXCODES (MAXLCODES + MAXDCODES)
#define FIXLCODES 288

struct puff_state {
  unsigned char* out;
  unsigned long outlen;
  unsigned long outcnt;
  const unsigned char* in;
  unsigned long inlen;
  unsigned long incnt;
  int bitbuf;
  int bitcnt;
  jmp_buf env;
};
static int puff_bits(struct puff_state* s, int need)
{
  long val = s->bitbuf;
  while (s->bitcnt < need) {
    if (s->incnt == s->inlen)
      longjmp(s->env, 1);
    val |= (long)(s->in[s->incnt++]) << s->bitcnt;
    s->bitcnt += 8;
  }
  s->bitbuf = (int)(val >> need);
  s->bitcnt -= need;
  return (int)(val & ((1L << need) - 1));
}
static int puff_stored(struct puff_state* s)
{
  s->bitbuf = 0;
  s->bitcnt = 0;
  if (s->incnt + 4 > s->inlen)
    return 2;
  unsigned len = s->in[s->incnt++];
  len |= s->in[s->incnt++] << 8;
  if (s->in[s->incnt++] != (~len & 0xff) ||
      s->in[s->incnt++] != ((~len >> 8) & 0xff))
    return -2;
  if (s->incnt + len > s->inlen)
    return 2;
  if (s->outcnt + len > s->outlen)
    return 1;
  for (; len--; s->outcnt++, s->incnt++) {
    if (s->in[s->incnt])
      s->out[s->outcnt] = s->in[s->incnt];
  }
  return 0;
}
struct puff_huffman {
  short* count;
  short* symbol;
};
static int puff_decode(struct puff_state* s, const struct puff_huffman* h)
{
  int first = 0;
  int index = 0;
  int bitbuf = s->bitbuf;
  int left = s->bitcnt;
  int code = first = index = 0;
  int len = 1;
  short* next = h->count + 1;
  while (1) {
    while (left--) {
      code |= bitbuf & 1;
      bitbuf >>= 1;
      int count = *next++;
      if (code - count < first) {
        s->bitbuf = bitbuf;
        s->bitcnt = (s->bitcnt - len) & 7;
        return h->symbol[index + (code - first)];
      }
      index += count;
      first += count;
      first <<= 1;
      code <<= 1;
      len++;
    }
    left = (MAXBITS + 1) - len;
    if (left == 0)
      break;
    if (s->incnt == s->inlen)
      longjmp(s->env, 1);
    bitbuf = s->in[s->incnt++];
    if (left > 8)
      left = 8;
  }
  return -10;
}
static int puff_construct(struct puff_huffman* h, const short* length, int n)
{
  int len;
  for (len = 0; len <= MAXBITS; len++)
    h->count[len] = 0;
  int symbol;
  for (symbol = 0; symbol < n; symbol++)
    (h->count[length[symbol]])++;
  if (h->count[0] == n)
    return 0;
  int left = 1;
  for (len = 1; len <= MAXBITS; len++) {
    left <<= 1;
    left -= h->count[len];
    if (left < 0)
      return left;
  }
  short offs[MAXBITS + 1];
  offs[1] = 0;
  for (len = 1; len < MAXBITS; len++)
    offs[len + 1] = offs[len] + h->count[len];
  for (symbol = 0; symbol < n; symbol++)
    if (length[symbol] != 0)
      h->symbol[offs[length[symbol]]++] = symbol;
  return left;
}
static int puff_codes(struct puff_state* s, const struct puff_huffman* lencode,
                      const struct puff_huffman* distcode)
{
  static const short lens[29] = {3,  4,  5,  6,   7,   8,   9,   10,  11, 13,
                                 15, 17, 19, 23,  27,  31,  35,  43,  51, 59,
                                 67, 83, 99, 115, 131, 163, 195, 227, 258};
  static const short lext[29] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2,
                                 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0};
  static const short dists[30] = {
      1,    2,    3,    4,    5,    7,    9,    13,    17,    25,
      33,   49,   65,   97,   129,  193,  257,  385,   513,   769,
      1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577};
  static const short dext[30] = {0, 0, 0,  0,  1,  1,  2,  2,  3,  3,
                                 4, 4, 5,  5,  6,  6,  7,  7,  8,  8,
                                 9, 9, 10, 10, 11, 11, 12, 12, 13, 13};
  int symbol;
  do {
    symbol = puff_decode(s, lencode);
    if (symbol < 0)
      return symbol;
    if (symbol < 256) {
      if (s->outcnt == s->outlen)
        return 1;
      if (symbol)
        s->out[s->outcnt] = symbol;
      s->outcnt++;
    } else if (symbol > 256) {
      symbol -= 257;
      if (symbol >= 29)
        return -10;
      int len = lens[symbol] + puff_bits(s, lext[symbol]);
      symbol = puff_decode(s, distcode);
      if (symbol < 0)
        return symbol;
      unsigned dist = dists[symbol] + puff_bits(s, dext[symbol]);
      if (dist > s->outcnt)
        return -11;
      if (s->outcnt + len > s->outlen)
        return 1;
      while (len--) {
        if (dist <= s->outcnt && s->out[s->outcnt - dist])
          s->out[s->outcnt] = s->out[s->outcnt - dist];
        s->outcnt++;
      }
    }
  } while (symbol != 256);
  return 0;
}
static int puff_fixed(struct puff_state* s)
{
  static int virgin = 1;
  static short lencnt[MAXBITS + 1], lensym[FIXLCODES];
  static short distcnt[MAXBITS + 1], distsym[MAXDCODES];
  static struct puff_huffman lencode, distcode;
  if (virgin) {
    lencode.count = lencnt;
    lencode.symbol = lensym;
    distcode.count = distcnt;
    distcode.symbol = distsym;
    short lengths[FIXLCODES];
    int symbol;
    for (symbol = 0; symbol < 144; symbol++)
      lengths[symbol] = 8;
    for (; symbol < 256; symbol++)
      lengths[symbol] = 9;
    for (; symbol < 280; symbol++)
      lengths[symbol] = 7;
    for (; symbol < FIXLCODES; symbol++)
      lengths[symbol] = 8;
    puff_construct(&lencode, lengths, FIXLCODES);
    for (symbol = 0; symbol < MAXDCODES; symbol++)
      lengths[symbol] = 5;
    puff_construct(&distcode, lengths, MAXDCODES);
    virgin = 0;
  }
  return puff_codes(s, &lencode, &distcode);
}
static int puff_dynamic(struct puff_state* s)
{
  static const short order[19] = {16, 17, 18, 0, 8,  7, 9,  6, 10, 5,
                                  11, 4,  12, 3, 13, 2, 14, 1, 15};
  int nlen = puff_bits(s, 5) + 257;
  int ndist = puff_bits(s, 5) + 1;
  int ncode = puff_bits(s, 4) + 4;
  if (nlen > MAXLCODES || ndist > MAXDCODES)
    return -3;
  short lengths[MAXCODES];
  int index;
  for (index = 0; index < ncode; index++)
    lengths[order[index]] = puff_bits(s, 3);
  for (; index < 19; index++)
    lengths[order[index]] = 0;
  short lencnt[MAXBITS + 1], lensym[MAXLCODES];
  struct puff_huffman lencode = {lencnt, lensym};
  int err = puff_construct(&lencode, lengths, 19);
  if (err != 0)
    return -4;
  index = 0;
  while (index < nlen + ndist) {
    int symbol;
    int len;
    symbol = puff_decode(s, &lencode);
    if (symbol < 0)
      return symbol;
    if (symbol < 16)
      lengths[index++] = symbol;
    else {
      len = 0;
      if (symbol == 16) {
        if (index == 0)
          return -5;
        len = lengths[index - 1];
        symbol = 3 + puff_bits(s, 2);
      } else if (symbol == 17)
        symbol = 3 + puff_bits(s, 3);
      else
        symbol = 11 + puff_bits(s, 7);
      if (index + symbol > nlen + ndist)
        return -6;
      while (symbol--)
        lengths[index++] = len;
    }
  }
  if (lengths[256] == 0)
    return -9;
  err = puff_construct(&lencode, lengths, nlen);
  if (err && (err < 0 || nlen != lencode.count[0] + lencode.count[1]))
    return -7;
  short distcnt[MAXBITS + 1], distsym[MAXDCODES];
  struct puff_huffman distcode = {distcnt, distsym};
  err = puff_construct(&distcode, lengths + nlen, ndist);
  if (err && (err < 0 || ndist != distcode.count[0] + distcode.count[1]))
    return -8;
  return puff_codes(s, &lencode, &distcode);
}
static int puff(unsigned char* dest, unsigned long* destlen,
                const unsigned char* source, unsigned long sourcelen)
{
  struct puff_state s = {
      .out = dest,
      .outlen = *destlen,
      .outcnt = 0,
      .in = source,
      .inlen = sourcelen,
      .incnt = 0,
      .bitbuf = 0,
      .bitcnt = 0,
  };
  int err;
  if (setjmp(s.env) != 0)
    err = 2;
  else {
    int last;
    do {
      last = puff_bits(&s, 1);
      int type = puff_bits(&s, 2);
      err = type == 0 ? puff_stored(&s)
                      : (type == 1 ? puff_fixed(&s)
                                   : (type == 2 ? puff_dynamic(&s) : -1));
      if (err != 0)
        break;
    } while (!last);
  }
  *destlen = s.outcnt;
  return err;
}

//% END CODE DERIVED FROM puff.{c,h}

#define ZLIB_HEADER_WIDTH 2

static int puff_zlib_to_file(const unsigned char* source,
                             unsigned long sourcelen, int dest_fd)
{
  if (sourcelen < ZLIB_HEADER_WIDTH)
    return 0;
  source += ZLIB_HEADER_WIDTH;
  sourcelen -= ZLIB_HEADER_WIDTH;
  const unsigned long max_destlen = 132 << 20;
  void* ret = mmap(0, max_destlen, PROT_WRITE | PROT_READ,
                   MAP_PRIVATE | MAP_ANON, -1, 0);
  if (ret == MAP_FAILED)
    return -1;
  unsigned char* dest = (unsigned char*)ret;
  unsigned long destlen = max_destlen;
  int err = puff(dest, &destlen, source, sourcelen);
  if (err) {
    munmap(dest, max_destlen);
    errno = -err;
    return -1;
  }
  if (write(dest_fd, dest, destlen) != (ssize_t)destlen) {
    munmap(dest, max_destlen);
    return -1;
  }
  return munmap(dest, max_destlen);
}

static int setup_loop_device(unsigned char* data, unsigned long size,
                             const char* loopname, int* loopfd_p)
{
  int err = 0, loopfd = -1;
  int memfd = syscall(__NR_memfd_create, "syzkaller", 0);
  if (memfd == -1) {
    err = errno;
    goto error;
  }
  if (puff_zlib_to_file(data, size, memfd)) {
    err = errno;
    goto error_close_memfd;
  }
  loopfd = open(loopname, O_RDWR);
  if (loopfd == -1) {
    err = errno;
    goto error_close_memfd;
  }
  if (ioctl(loopfd, LOOP_SET_FD, memfd)) {
    if (errno != EBUSY) {
      err = errno;
      goto error_close_loop;
    }
    ioctl(loopfd, LOOP_CLR_FD, 0);
    usleep(1000);
    if (ioctl(loopfd, LOOP_SET_FD, memfd)) {
      err = errno;
      goto error_close_loop;
    }
  }
  close(memfd);
  *loopfd_p = loopfd;
  return 0;

error_close_loop:
  close(loopfd);
error_close_memfd:
  close(memfd);
error:
  errno = err;
  return -1;
}

static void reset_loop_device(const char* loopname)
{
  int loopfd = open(loopname, O_RDWR);
  if (loopfd == -1) {
    return;
  }
  if (ioctl(loopfd, LOOP_CLR_FD, 0)) {
  }
  close(loopfd);
}

static long syz_mount_image(volatile long fsarg, volatile long dir,
                            volatile long flags, volatile long optsarg,
                            volatile long change_dir,
                            volatile unsigned long size, volatile long image)
{
  unsigned char* data = (unsigned char*)image;
  int res = -1, err = 0, need_loop_device = !!size;
  char* mount_opts = (char*)optsarg;
  char* target = (char*)dir;
  char* fs = (char*)fsarg;
  char* source = NULL;
  char loopname[64];
  if (need_loop_device) {
    int loopfd;
    memset(loopname, 0, sizeof(loopname));
    snprintf(loopname, sizeof(loopname), "/dev/loop%llu", procid);
    if (setup_loop_device(data, size, loopname, &loopfd) == -1)
      return -1;
    close(loopfd);
    source = loopname;
  }
  mkdir(target, 0777);
  char opts[256];
  memset(opts, 0, sizeof(opts));
  if (strlen(mount_opts) > (sizeof(opts) - 32)) {
  }
  strncpy(opts, mount_opts, sizeof(opts) - 32);
  if (strcmp(fs, "iso9660") == 0) {
    flags |= MS_RDONLY;
  } else if (strncmp(fs, "ext", 3) == 0) {
    bool has_remount_ro = false;
    char* remount_ro_start = strstr(opts, "errors=remount-ro");
    if (remount_ro_start != NULL) {
      char after = *(remount_ro_start + strlen("errors=remount-ro"));
      char before = remount_ro_start == opts ? '\0' : *(remount_ro_start - 1);
      has_remount_ro = ((before == '\0' || before == ',') &&
                        (after == '\0' || after == ','));
    }
    if (strstr(opts, "errors=panic") || !has_remount_ro)
      strcat(opts, ",errors=continue");
  } else if (strcmp(fs, "xfs") == 0) {
    strcat(opts, ",nouuid");
  }
  res = mount(source, target, fs, flags, opts);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  res = open(target, O_RDONLY | O_DIRECTORY);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  if (change_dir) {
    res = chdir(target);
    if (res == -1) {
      err = errno;
    }
  }

error_clear_loop:
  if (need_loop_device)
    reset_loop_device(loopname);
  errno = err;
  return res;
}

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");
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    reset_loop();
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      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;
    }
  }
}

uint64_t r[1] = {0xffffffffffffffff};

void execute_one(void)
{
  intptr_t res = 0;
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  memcpy((void*)0x200000000000, "hfsplus\000", 8);
  memcpy((void*)0x200000000100, "./file1\000", 8);
  memcpy(
      (void*)0x2000000010c0,
      "\x78\x9c\xec\xdd\xcd\x6b\x1c\xe7\x1d\x07\xf0\xef\xac\x56\xb2\xe4\x16\x47"
      "\x49\xec\xc4\x2d\x81\x88\x18\xd2\x52\x53\x5b\x2f\x28\xad\x7a\x89\xdb\x43"
      "\xd1\x21\x94\xe0\x1e\x42\xa1\x17\x61\xcb\xb1\xf0\x5a\x09\x92\x52\x94\x50"
      "\x8a\xfa\x7e\xed\x21\x7f\x40\x7a\xd0\xa1\xd0\x53\xa1\x77\x43\x0a\x3d\xb5"
      "\xbd\xe5\xaa\x53\x09\x14\x7a\xc9\x49\x37\x97\x99\x9d\xd5\xae\x2d\x4b\xde"
      "\xb5\x64\xad\xd5\x7c\x3e\x62\x76\x9e\x99\x67\x9e\x97\xf9\xed\xcc\x33\x3b"
      "\xbb\x88\x09\xf0\xa5\xb5\x78\x39\xcd\x7b\x29\xb2\x78\xf9\xad\xcd\x72\x79"
      "\x67\x7b\xae\xb5\xb3\x3d\x77\xa6\xce\x6e\x25\x29\xd3\x8d\xa4\xd9\x9e\xa5"
      "\x58\x4d\x8a\x4f\x93\x6b\x69\x4f\xf9\x5a\xb9\xb2\xde\xbe\x38\xa8\x9d\x8f"
      "\x57\x16\xae\x7f\xf6\xc5\xce\xe7\xed\xa5\x66\x3d\x55\xdb\x37\x0e\x2b\xd7"
      "\x9f\xad\x7a\xca\x54\x92\x91\x7a\xbe\xdf\xe8\x13\xd5\x77\xe3\xc0\xfa\x0e"
      "\xb7\xb4\x97\x2a\xf6\xf6\xb0\x0c\xd8\xa5\x4e\xe0\x60\xd8\xee\xef\xb3\x35"
      "\x48\xf1\x23\x9e\xb7\xc0\xb3\xa0\x68\x5f\x37\xf7\x99\x4c\xce\x26\x19\xaf"
      "\x3f\x07\xa4\x1e\x1d\x1a\x27\xdb\xbb\xe3\x37\xd0\x28\x07\x00\x00\x00\xa7"
      "\xd4\x73\xbb\xd9\xcd\x66\xce\x0d\xbb\x1f\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x70\x9a\xd4\xcf\xff\x2f\xea\xa9\xd1\x49\x4f\xa5\xe8\x3c\xff\x7f\xac"
      "\x5e\x97\x3a\x7d\xbd\x31\xe4\x3e\x1f\xc5\xbd\x61\x77\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x8e\xc1\xab\xbb\xd9\xcd\x66\xce\x75\x96\xef\xb7\x7f\xd9\x7f"
      "\xad\x7a\x3d\x5f\xbd\x7e\x25\x1f\x64\x3d\xcb\x59\xcb\x95\x6c\x66\x29\x1b"
      "\xd9\xc8\x5a\x66\x92\x4c\xf6\x54\x34\xb6\xb9\xb4\xb1\xb1\x36\xd3\x47\xc9"
      "\xd9\x47\x96\x9c\x3d\x89\xbd\x05\x00\x00\x00\x00\x00\x00\x80\xff\x5b\xbf"
      "\xca\x62\xf7\xf7\x7f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x78\x16"
      "\x14\xc9\x48\x7b\x56\x4d\xe7\x3b\xe9\xc9\x34\x9a\x49\xc6\x93\x8c\x95\xdb"
      "\x6d\x25\xff\xea\xa4\x4f\x89\xe2\x51\x2b\xef\x9d\x7c\x3f\x00\x00\x00\xe0"
      "\x48\xc6\x9f\xa0\xcc\x73\xbb\xd9\xcd\x66\xce\x75\x96\xef\x17\xd5\x3d\xff"
      "\x4b\xd5\xfd\xf2\x78\x3e\xc8\x6a\x36\xb2\x92\x8d\xb4\xb2\x9c\x9b\xf5\x3d"
      "\x74\x79\xd7\xdf\xd8\xd9\x9e\x6b\xed\x6c\xcf\xdd\xdd\xd9\x9e\xab\x1a\xfe"
      "\xe9\xfd\xb6\x76\x3d\xdf\xff\xef\x40\xdd\xa8\x6a\x4c\xfb\xbb\x87\x47\xb7"
      "\x7c\xb1\xdc\xe2\xd5\xe4\x56\x56\xaa\x35\x57\x72\xa3\xea\xcc\xcd\x34\xaa"
      "\x92\xa5\x8b\x75\x7f\xf6\xa6\x07\x1b\xf9\x65\xd9\xa7\x89\x37\x6b\x7d\xf6"
      "\xec\x66\x3d\x2f\x1b\xfb\xc3\x41\xdf\x22\x1c\x87\xc6\xa1\xb9\x5f\xdd\xbf"
      "\x6a\xb2\x2a\x34\xba\x17\x91\xe9\xba\x6f\x65\x45\xcf\x1f\x1e\x89\xc7\xbe"
      "\x3b\xcd\x43\x5b\x9a\x49\x63\xef\x9b\x9f\xf3\x87\xb4\xd4\xd9\xa5\x62\xc0"
      "\x98\x9f\xed\x94\x4b\xf2\xbb\x72\x3e\xd2\xcd\x7b\xf3\xdf\x7f\xfa\x49\x9f"
      "\xd5\x3c\x05\x7b\x91\x68\xa4\x8a\xc4\x6c\xcf\xd1\xf7\xd2\xe1\x31\x4f\xbe"
      "\xf1\xd7\x3f\xbf\x73\xbb\xb5\x7a\xe7\xf6\xad\xf5\xcb\x4f\xed\x30\x3a\x29"
      "\x0f\x1f\x13\x73\x3d\x91\x78\xf9\x54\x47\xa2\x39\xe0\xf6\xd3\x55\x24\x2e"
      "\xec\x2d\x2f\xe6\x87\xf9\x71\x2e\x67\x2a\x6f\x67\x2d\x2b\xf9\x59\x96\xb2"
      "\x91\xe5\xd4\x23\x63\x96\xea\xf3\xb4\x7c\x9d\xec\x89\x52\xb2\x2f\x52\xd7"
      "\x1e\x58\x7a\xfb\x71\x3d\x19\xab\xdf\x97\xf6\xe9\xd2\x4f\x9f\xa6\x72\xa6"
      "\x4a\x2d\xe5\xb5\xaa\xec\xb9\xac\xa4\xc8\x7b\xb9\x99\xe5\xbc\x51\xfd\xcd"
      "\x66\x26\xdf\xc9\x7c\xe6\xb3\xd0\xf3\x0e\x5f\x38\xf0\x1d\xae\xf6\xad\x1a"
      "\x69\x1b\x83\x9d\xf5\x97\xbe\x99\xee\xf0\xfa\xfb\x72\xa4\xee\xaf\x5c\xf2"
      "\xf7\x7e\x37\x1c\x5c\xfb\x92\x5a\xc6\xf5\xf9\x9e\xb8\xf6\x8e\xb9\x93\x55"
      "\x5e\xef\x9a\x6e\x94\x5e\xe8\xe3\x7a\x34\xe0\xd8\xd8\xfc\x7a\x9d\x28\xdb"
      "\xf8\xf5\x63\x2f\x1b\x27\xe9\xe1\x48\xcc\xf4\x44\xe2\xc5\xc3\x23\xf1\xc7"
      "\xea\xdc\x58\x6f\xad\xde\x59\xbb\xbd\xf4\xfe\x01\xf5\x6f\x3d\xb4\xfc\xfa"
      "\x68\x37\xfd\xdb\xa7\x79\x65\x1e\x58\x79\xbc\xbc\x90\xf1\x7a\x24\x79\xf0"
      "\xe8\x28\xf3\x5e\xdc\x1b\x65\x1e\x8c\xd7\x58\xfd\x8b\x4b\x3b\xaf\xb1\x2f"
      "\xef\x42\x95\x57\x14\x9d\x33\xf5\x47\x07\x9e\xa9\x63\xf5\x67\xb8\xfd\x35"
      "\xcd\x56\x79\x2f\xef\xcf\x1b\xe9\xf4\xfc\x62\x4f\xde\x44\xef\xe7\xad\xbc"
      "\xf7\x8f\xe1\xc4\x13\x80\x01\x9d\xfd\xd6\xd9\xb1\x89\xff\x4c\xfc\x73\xe2"
      "\x93\x89\xdf\x4c\xdc\x9e\x78\x6b\xfc\x07\x67\xbe\x7b\xe6\x95\xb1\x8c\xfe"
      "\x6d\xf4\x7b\xcd\xe9\x91\xd7\x1b\xaf\x14\x7f\xc9\x27\xf9\x45\xf7\xfe\x1f"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x78\x72\xeb\x1f\x7e\x74\x67\xa9\xd5\x5a\x5e\x7b\x74"
      "\xa2\x71\x70\xd6\xf1\x26\x8a\xfa\x41\x3e\x07\x6d\xd3\xcc\x44\x4e\xa0\x1b"
      "\x27\x99\x28\x92\xad\x63\xaf\x39\xc3\xdf\xaf\x3e\x12\x63\xf5\x83\x86\x8e"
      "\x5a\xcf\x3b\xd7\x9e\x89\xdd\x39\xd5\x89\x91\x24\x9d\x35\x23\xe9\x66\xd5"
      "\x03\xc4\x93\x3c\x5c\x14\x38\x15\xae\x6e\xdc\x7d\xff\xea\xfa\x87\x1f\x7d"
      "\x7b\xe5\xee\xd2\xbb\xcb\xef\x2e\xaf\x8e\xce\xcf\x2f\x4c\x2f\xcc\xbf\x31"
      "\x77\xf5\xd6\x4a\x6b\x79\xba\xfd\x3a\xec\x5e\x02\x4f\x43\xf7\xf3\xc0\xb0"
      "\x7b\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf4\xeb\x24\xfe\xd3\xa0\xa7"
      "\xb9\xa9\x21\xee\x2a\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x70\x4a\x2d\x5e\x4e\x73\x34\x45\x66\xa6"
      "\xaf\x4c\x97\xcb\x3b\xdb\x73\xad\x72\xea\xa4\xbb\x5b\x36\x93\x34\x1a\x49"
      "\xf1\xf3\xa4\xf8\x34\xb9\x96\xf6\x94\xc9\x9e\xea\x8a\x83\xda\xf9\x78\x65"
      "\xe1\xfa\x67\x5f\xec\x7c\xde\xad\xab\xd9\xd9\xbe\x71\x58\xb9\xfe\x6c\xd5"
      "\x53\xa6\x92\x8c\xd4\xf3\x1e\x67\x8e\x52\xdf\x8d\xfd\xf5\x0d\xa8\xd8\xdb"
      "\xc3\x32\x60\x97\x3a\x81\x83\x61\xfb\x5f\x00\x00\x00\xff\xff\xae\x9f\x05"
      "\x71",
      1657);
  syz_mount_image(
      /*fs=*/0x200000000000, /*dir=*/0x200000000100,
      /*flags=MS_I_VERSION|MS_SILENT|MS_RELATIME|MS_NODIRATIME*/ 0xa08800,
      /*opts=*/0x200000000140, /*chdir=*/1, /*size=*/0x679,
      /*img=*/0x2000000010c0);
  memcpy((void*)0x200000000040, ".\000", 2);
  res = syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x200000000040ul,
                /*flags=*/0, /*mode=*/0);
  if (res != -1)
    r[0] = res;
  syscall(__NR_getdents64, /*fd=*/r[0], /*ent=*/0x200000000540ul,
          /*count=*/0xcbul);
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-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=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  const char* reason;
  (void)reason;
  loop();
  return 0;
}