// https://syzkaller.appspot.com/bug?id=1834d22214cc0df9fe6f15f3d9887558a0b47505
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <setjmp.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/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

#include <linux/loop.h>

#ifndef __NR_memfd_create
#define __NR_memfd_create 319
#endif

static unsigned long long procid;

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

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

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

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

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

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

#define ZLIB_HEADER_WIDTH 2

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

uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff};

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);
  intptr_t res = 0;
  memcpy((void*)0x20000040, "ext4\000", 5);
  memcpy((void*)0x20000500, "./file1\000", 8);
  memcpy(
      (void*)0x20000080,
      "\x00\x66\x87\x1c\xd3\x08\x23\x10\x66\xf8\xdb\xcb\x05\x74\x0f\xf1\x53\x5e"
      "\xee\x72\x8d\xe0\x33\xd2\xeb\x6f\x2d\xc9\xc0\xef\x84\x6d\x21\x78\x62\x9c"
      "\xc4\xea\xb2\xeb\x42\xfd\xe5\x7c\xf7\xb7\x37\x8d\xbd\x14\x76\x11\x10\xa3"
      "\x14\x62\x5c\x77\x52\x6d\x9e\xe4\x1a\xbc\x9d\x34\xa7\x58\x4f\xe8\xa0\xbb"
      "\xfb\xb4\x8d\xb6\x6a\xa7\x16\x2e\xc2\xf2\x69\xe2\x17\x3f\xcc\x39\x61\x2d"
      "\xb1\x76\x77\x8b\x57\xbc\x89\x04\xd0\x4e\xf1\x8f\xad\xb9\x0a\xd2\x15\x18"
      "\xd7\xfc\x0c\x52\xda\xf9\x1f\xdf\x91\xe3\xd8\x95\x5e\xdb\xed\x8d\xdb\xb8"
      "\xa1\xf3\xae\xb1\x07\x55\x6c\x1e\xdc\xa4\x3e\x03\x9f\xf5\x8a\x8c\x16",
      143);
  memcpy(
      (void*)0x20001b00,
      "\x78\x9c\xec\xdd\xdf\x6b\x5b\xd7\x1d\x00\xf0\xef\xbd\xb6\xb2\xfc\x70\x66"
      "\x67\xdb\x43\x16\x58\x16\x96\x0c\x27\x6c\x91\xec\x78\x49\xcc\x1e\xb2\x0c"
      "\xc6\xf2\x14\xd8\x96\xbd\x67\x9e\x2d\x1b\x63\xd9\x32\x96\x9c\xc4\x26\x0c"
      "\x87\xfd\x01\x83\x31\xd6\x42\x9f\xfa\xd4\x97\x42\xff\x80\x42\xc9\x9f\x50"
      "\x0a\x81\xf6\xbd\xb4\xa5\xa5\xb4\x49\xfb\xd0\x87\xb6\x2a\x92\xae\xd2\xc4"
      "\x95\x62\x87\xc8\xbe\x60\x7f\x3e\x70\x7c\xcf\xb9\x57\xd2\xf7\x7b\x6c\x74"
      "\x75\xcf\xbd\xc7\xba\x01\xec\x5b\xa7\x22\xe2\x6a\x44\x0c\x44\xc4\xb9\x88"
      "\x18\xce\xd6\xa7\x59\xb9\xd6\x6c\x6c\xb4\x1f\xf7\xe8\xe1\xdd\xe9\x66\x49"
      "\xa2\xd1\xb8\xf1\x59\x12\x49\xb6\xae\xf3\x5a\x49\xb6\x3c\xd2\x7e\x4a\x1c"
      "\x8c\x88\xbf\x5d\x8b\xf8\x67\xf2\xc3\xb8\xb5\xb5\xf5\x85\xa9\x4a\xa5\xbc"
      "\x92\xb5\x4b\xf5\xc5\xe5\x52\x6d\x6d\xfd\xfc\xfc\xe2\xd4\x5c\x79\xae\xbc"
      "\x34\x31\x31\x7e\x69\xf2\xf2\xe4\xc5\xc9\xb1\xbe\xf4\x73\x24\x22\xae\xfc"
      "\xe9\xa3\xff\xff\xe7\xb5\x3f\x5f\x79\xeb\xb7\xb7\xdf\xbf\xf9\xc9\xd9\x7f"
      "\x35\xd3\x1a\xca\xb6\x3f\xd9\x8f\x7e\x6a\x77\xbd\xd0\xfa\x5d\x74\x0c\x46"
      "\xc4\xca\x4e\x04\xcb\xc1\x40\xb6\x2c\xe4\x9c\x07\x00\x00\xdb\xd3\x3c\xc6"
      "\xff\x49\x44\xfc\xaa\x75\xfc\x3f\x1c\x03\xad\xa3\x53\x00\x00\x00\x60\x2f"
      "\x69\xfc\x61\x28\xbe\x4e\x22\x1a\x00\x00\x00\xc0\x9e\x95\xb6\xe6\xc0\x26"
      "\x69\x31\x9b\x0b\x30\x14\x69\x5a\x2c\xb6\xe7\xf0\xfe\x2c\x0e\xa7\x95\x6a"
      "\xad\xfe\x9b\xd9\xea\xea\xd2\x4c\x7b\xae\xec\x48\x14\xd2\xd9\xf9\x4a\x79"
      "\x2c\x9b\x2b\x3c\x12\x85\xa4\xd9\x1e\xcf\xe6\xd8\x76\xda\x17\x36\xb5\x27"
      "\x22\xe2\x58\x44\xfc\x6f\xf8\x50\xab\x5d\x9c\xae\x56\x66\xf2\x3e\xf9\x01"
      "\x00\x00\x00\xfb\xc4\x91\x4d\xe3\xff\x2f\x87\xdb\xe3\x7f\x00\x00\x00\x60"
      "\x8f\x19\xc9\x3b\x01\x00\x00\x00\x60\xc7\x19\xff\x03\x00\x00\xc0\xde\x67"
      "\xfc\x0f\x00\x00\x00\x7b\xda\x5f\xae\x5f\x6f\x96\x46\xe7\xfe\xd7\x33\xb7"
      "\xd6\x56\x17\xaa\xb7\xce\xcf\x94\x6b\x0b\xc5\xc5\xd5\xe9\xe2\x74\x75\x65"
      "\xb9\x38\x57\xad\xce\xb5\xbe\xb3\x6f\x71\xab\xd7\xab\x54\xab\xcb\xbf\x8b"
      "\xa5\xd5\x3b\xa5\x7a\xb9\x56\x2f\xd5\xd6\xd6\x6f\x2e\x56\x57\x97\xea\x37"
      "\xe7\x9f\xba\x05\x36\x00\x00\x00\xb0\x8b\x8e\xfd\xf2\xfe\x7b\x49\x44\x6c"
      "\xfc\xfe\x50\xab\x34\x1d\xc8\x3b\x29\x60\x57\x24\xcf\xf3\xe0\x0f\x77\x2e"
      "\x0f\x60\xf7\x0d\xe4\x9d\x00\x90\x9b\xc1\xbc\x13\x00\x72\x53\xc8\x3b\x01"
      "\x20\x77\x5b\x9d\x07\xe8\x39\x79\xe7\xed\xfe\xe7\x02\x00\x00\xec\x8c\xd1"
      "\x9f\xf7\xbe\xfe\xef\xdc\x00\xec\x6d\x69\xde\x09\x00\x00\xbb\xce\xf5\x7f"
      "\xd8\xbf\x0a\x66\x00\xc2\xbe\xf7\xe3\x2d\xb6\xbf\xf8\xf5\xff\x46\xe3\xb9"
      "\x12\x02\x00\x00\xfa\x6e\xa8\x55\x92\xb4\x98\x5d\x0b\x1c\x8a\x34\x2d\x16"
      "\x23\x8e\xb6\x6e\x0b\x50\x48\x66\xe7\x2b\xe5\xb1\x6c\x7c\xf0\xee\x70\xe1"
      "\x47\xcd\xf6\x78\xeb\x99\xc9\xf3\xfd\xef\x30\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xec\x63\x8d\x46\x12\x0d"
      "\x00\x00\x00\x60\x4f\x8b\x48\x3f\x4e\x5a\xdf\xe6\x1f\x31\x3a\x7c\x66\x68"
      "\xf3\xf9\x81\x03\xc9\x57\xc3\xad\x65\x44\xdc\x7e\xe5\xc6\x4b\x77\xa6\xea"
      "\xf5\x95\xf1\xe6\xfa\xcf\x1f\xaf\xaf\xbf\x9c\xad\xbf\x90\xc7\x19\x0c\x00"
      "\x00\x00\x60\xb3\xce\x38\xbd\x33\x8e\x07\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x7e\x7a\xf4\xf0\xee\x74\xa7"
      "\xec\x66\xdc\x4f\xff\x18\x11\x23\xdd\xe2\x0f\xc6\xc1\xd6\xf2\x60\x14\x22"
      "\xe2\xf0\x17\x49\x0c\x3e\xf1\xbc\x24\x22\x06\xfa\x10\x7f\xe3\x5e\x44\x1c"
      "\xef\x16\x3f\x69\xa6\x15\x23\x59\x16\xdd\xe2\x1f\xca\x31\x7e\x1a\x11\x47"
      "\xfa\x10\x1f\xf6\xb3\xfb\xcd\xfd\xcf\xd5\x6e\xef\xbf\x34\x4e\xb5\x96\xdd"
      "\xdf\x7f\x83\x59\x79\x51\xbd\xf7\x7f\xe9\xe3\xfd\xdf\x40\x8f\xfd\xcf\xd1"
      "\x6d\xc6\x38\xf1\xe0\x8d\x52\xcf\xf8\xf7\x22\x4e\x0c\x76\xdf\xff\x74\xe2"
      "\x27\x3d\xe2\x9f\xde\x66\xfc\x7f\xfc\x7d\x7d\xbd\xd7\xb6\xc6\xab\x11\xa3"
      "\x5d\x3f\x7f\x92\xa7\x62\x95\xea\x8b\xcb\xa5\xda\xda\xfa\xf9\xf9\xc5\xa9"
      "\xb9\xf2\x5c\x79\x69\x62\x62\xfc\xd2\xe4\xe5\xc9\x8b\x93\x63\xa5\xd9\xf9"
      "\x4a\x39\xfb\xd9\x35\xc6\x7f\x7f\xf1\xe6\xb7\xcf\xea\xff\xe1\x1e\xf1\x47"
      "\xb6\xe8\xff\x99\x6d\xf6\xff\x9b\x07\x77\x1e\xfe\xb4\x5d\x2d\x74\x8b\x7f"
      "\xf6\x74\xf7\xcf\xdf\xe3\x3d\xe2\xa7\xd9\x67\xdf\xaf\xb3\x7a\x73\xfb\x68"
      "\xa7\xbe\xd1\xae\x3f\xe9\xe4\xeb\xef\x9c\x7c\x56\xff\x67\x7a\xf4\x7f\xab"
      "\xbf\xff\xd9\x6d\xf6\xff\xdc\x5f\xff\xfd\xc1\x36\x1f\x0a\x00\xec\x82\xda"
      "\xda\xfa\xc2\x54\xa5\x52\x5e\x51\x51\x51\x51\x79\x5c\xc9\x7b\xcf\x04\x00"
      "\x00\xf4\xdb\xf7\x07\xfd\x79\x67\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\xfb\xd7\x6e\x7c\x9d\xd8\xe6\x98\x1b\xf9\x74\x15"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\xe0\x99\xbe\x0b\x00\x00\xff\xff\xf7\xa0\xd4\xed",
      1204);
  res = -1;
  res = syz_mount_image(/*fs=*/0x20000040, /*dir=*/0x20000500, /*flags=*/0x4000,
                        /*opts=*/0x20000080, /*chdir=*/0x12, /*size=*/0x4b4,
                        /*img=*/0x20001b00);
  if (res != -1)
    r[0] = res;
  memcpy((void*)0x20000180, "./bus\000", 6);
  res = syscall(__NR_open, /*file=*/0x20000180ul, /*flags=*/0x14d27eul,
                /*mode=*/0ul);
  if (res != -1)
    r[1] = res;
  syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x600000ul,
          /*prot=*/0x27ffffful, /*flags=*/0x4002011ul, /*fd=*/r[1],
          /*offset=*/0ul);
  syscall(__NR_fallocate, /*fd=*/r[1], /*mode=*/0ul, /*off=*/0x4008697ul,
          /*len=*/0xda9bul);
  memcpy((void*)0x20000380, "/dev/loop", 9);
  *(uint8_t*)0x20000389 = 0x30;
  *(uint8_t*)0x2000038a = 0;
  memcpy((void*)0x20000140, "./bus\000", 6);
  syscall(__NR_mount, /*src=*/0x20000380ul, /*dst=*/0x20000140ul, /*type=*/0ul,
          /*flags=*/0x1000ul, /*data=*/0ul);
  memcpy((void*)0x20000400, "./bus\000", 6);
  res = syscall(__NR_open, /*file=*/0x20000400ul, /*flags=*/0x14113eul,
                /*mode=*/0ul);
  if (res != -1)
    r[2] = res;
  *(uint16_t*)0x20003a40 = r[0];
  sprintf((char*)0x20003a42, "%020llu", (long long)r[2]);
  memcpy(
      (void*)0x20003a56,
      "\x93\xf9\x57\x36\xef\x32\x02\x20\x6b\x70\x72\xf0\xf6\xfe\x00\x52\xcb\x7d"
      "\xbf\xc3\xdd\x31\xe3\x1b\xff\xaf\x78\x04\xd9\x6e\x2c\xf8\xc2\x55\x79\x64"
      "\xda\xba\x69\xef\xd0\x77\x4c\x9d\x36\x4a\xcc\xf7\x3d\x13\xf9\xb2\xb6\x00"
      "\x40\x05\x8a\xc6\x1c\x4e\xab\xde\xb9\x28\x10\xed\x13\x35\x63\x4e\x38\xed"
      "\x83\xee\xc2\x2e\x8b\x55\xb7\x24\xd2\x2c\x29\x71\x94\x65\xe7\xe0\xb7\xd6"
      "\x58\x5b\x0f\x0c\x65\x98\xd6\x21\xd2\xbc\xf1\xf4\xc6\x48\x59\x3d\x8e\x05"
      "\x34\x8e\xe3\x90\x38\xfe\x34\x7f\x1d\x18\xac\xc2\xf4\x5f\x40\x1b\x81\x78"
      "\x2d\x1b\xdd\x92\x49\xf1\x32\x26\xf4\x54\xf9\x2e\x89\xc5\x49\x7a\x90\x9a"
      "\xfe\xb7\x73\xd2\x59\xe5\xcb\x72\xdf\xe5\x80\x44\x28\xe9\x3c\xb4\xec\x5b"
      "\x16\xab\xce\x9b\x9c\x86\x24\xfe\x46\xfe\xee\x5a\x7c\x12\x8c\xda\x7e\xde"
      "\xb3\x50\xe5\xbf\x52\xf1\xca\xe9\xc5\x69\x39\x28\xe5\xb5\x79\x3b\xe6\x62"
      "\x6d\x3b\xf1\x68\xa6\xe1\x08\x0c\x7d\xeb\x20\xc3\xba\x67\x87\xc1\x5e\x10"
      "\xeb\xf7\xcb\xa1\x99\xbc\x73\x3a\xbe\x83\xc7\x16\x0b\xbf\x58\x09\xf3\xf5"
      "\xf8\x09\xda\xd6\x51\x30\x39\x83\x95\xa7\x24\xd9\x29\xcd\xfa\x27\xa4\x55"
      "\xd4\x47\x96\x3d\x8f\x70\x2c\xf3\xc0\x13\x16\x6a\x92\x01\x0b\xa0\xf2\xda"
      "\x28\x00\x8a\x29\xf5\x0f\xc8\x07\x7f\x10\x41\x44\x49\x41\xfb\x3b\x7d\x02"
      "\xfd\x14\x38\x6f\xe9\xe2\x47\xa0\x90\x70\x8f\x06\x45\xbd\x35\x9e\x28\x0e"
      "\xbb\xd7\x02\x8f\xbf\x56\xd5\x39\xf7\xab\x6a\x8c\x93\xc8\xe6\x0a\x48\xba"
      "\x98\x46\xde\xb4\x56\xac\x0d\x8f\xb2\x02\x78\x12\xaa\xf6\x0c\x1f\x07\xd0"
      "\x0f\x48\x35\x49\x94\xb2\x16\x3d\x48\xed\xae\x1f\x6f\xcf\x39\xd7\x06\x4c"
      "\x7a\xfa\xf0\x06\x70\x36\xe3\x82\x01\x4b\x16\x17\x9b\xc6\x27\xe7\x49\x46"
      "\xbf\x9e\x5f\x1d\x48\xbf\x69\xe9\xf7\x38\xef\xa6\x04\x4e\xfa\xbf\xdc\xd8"
      "\xe1\x16\x9c\xb9\x8f\x12\x45\x60\x2c\x7c\xd6\x0f\x9e\x22\xd4\x7c\x95\xa7"
      "\x3c\x8f\xb0\x69\x03\x8c\x1c\xcb\xce\x52\x3f\x04\x33\xcc\xb6\xf8\x64\xd1"
      "\x3a\xf4\xab\xbc\x43\xf7\x9c\xa4\x3e\x40\xa0\x8f\xa4\x6e\x05\x5e\x53\x4b"
      "\x0d\x82\x83\x6f\x61\x6b\x8a\xa7\x2f\xf8\x2c\x05\xca\x43\x41\xf9\x83\xe6"
      "\x12\x13\x59\xc0\x6b\xfa\x74\xfa\xb7\x59\x53\x51\x5e\x2a\xd6\xa5\x79\xcc"
      "\x4b\xa1\x0a\x7f\x2a\x62\xf5\xfd\xb1\x54\x81\x75\x7d\x33\x72\x93\xe5\x0d"
      "\xab\x3e\x0c\x7f\xb0\x72\x7b\x00\x8f\x55\xf4\x04\x8f\x03\x56\x31\xb6\x6b"
      "\x62\xd1\xe9\xf0\x67\x35\x10\x3f\x4c\xa3\x74\xd2\xb3\x7d\xe7\xc8\xb7\x01"
      "\x83\x05\x9c\x9c\xd5\xa4\x2f\x47\xae\xf4\x53\x94\x4f\xc4\x60\x47\x02\x67"
      "\x53\x2e\xc3\x0b\x4f\x36\x92\xdb\x3b\x71\x29\xa1\x9c\x83\x82\x40\xbc\x77"
      "\x79\xeb\x99\x2b\x0c\x26\xac\x56\x94\xca\xa5\x86\x4b\x9d\x03\xe4\xb8\xc8"
      "\xcc\xe1\x1a\x96\x4a\x24\x1a\xba\x9c\xc6\xcf\x9f\xc4\x0c\x0b\x02\x2d\xfc"
      "\x52\x0a\xf0\x7a\xb8\xa7\x39\x8a\xb0\x17\x8f\x14\x6a\x6d\xe3\x4d\x01\x1c"
      "\xf2\x06\xfc\xf2\xff\xca\x75\x9c\x2f\xa5\xd8\x7b\xaf\xf0\xd1\x04\xb6\xf8"
      "\x5f\x95\xe4\xf6\xe8\x2b\x15\x86\xd2\x63\x9c\xae\x38\x30\xac\x8f\x14\x17"
      "\x0d\x87\xb6\x9b\x3e\xad\xa6\xa2\x47\xa8\xae\x65\x6a\x59\xfd\x61\x51\x60"
      "\xd2\x4c\xcb\x0f\xbb\xda\xdb\x98\xf1\x04\xac\x85\x29\x97\x60\x42\xd8\x1c"
      "\x90\x3b\xf3\x0c\xb1\x9c\xb1\x0a\x40\xf5\xe1\xcc\x45\xd4\x1e\x87\xff\x3e"
      "\x5c\x87\xcb\x2a\x9b\x30\x32\x56\xcb\xca\xc2\xb1\x70\x59\x20\xa7\xd6\x8b"
      "\xea\xb6\x0d\x07\x67\x53\xef\xf5\xc0\xbe\x75\x48\xf3\x51\x08\xd1\xfd\x30"
      "\x8b\x44\x3e\x2a\x87\x8a\xc3\x53\x4b\x31\xb1\x9d\xb0\x98\x20\x4c\xcf\x0e"
      "\x19\x09\x0c\xf1\x3d\xfa\xda\x2d\x85\x08\xdb\x0e\x34\xa7\x55\x75\xc2\xa9"
      "\x23\x81\x55\x27\x3b\x23\x19\x4c\xeb\x8a\x7b\x33\x06\xe1\x0e\xa5\xe5\x8e"
      "\xaa\xc0\x0d\x01\xf0\xbc\x60\x90\x0c\xb7\x09\x0c\x04\x3f\x8c\x1b\x65\xf9"
      "\x04\x75\xa1\x11\xb2\x8a\x21\x5a\xf6\xeb\xe4\x2e\x67\x22\xaa\x77\x5a\xd4"
      "\x71\xf5\xfb\x0e\x93\xbd\x05\x36\xf3\xa7\x7e\x39\x1f\x7a\xcd\xe2\xda\x93"
      "\x55\xe5\xbc\x8c\xf5\x30\x00\xdd\x25\x26\x5b\x8f\xa1\xf8\xa0\x4e\x36\x00"
      "\x12\xf6\x03\xd1\x1a\x32\xbe\x01\xe8\x35\xc6\x2e\x1a\x8c\x28\xa3\xdd\xcc"
      "\x2f\x48\xbc\x83\x76\x8b\xf9\x44\x87\xaa\x3b\x57\xb3\x93\x53\xb2\x80\x90"
      "\x5b\x8b\x31\x56\x41\x4f\x82\x7c\xf4\xfb\x90\x1a\x1d\x34\xf5\x17\xe4\x02"
      "\x3b\x21\xa6\xbf\x89\x2f\xad\xe9\xa3\xb3\xc2\x4f\x78\xbe\xad\x9f\xa2\x92"
      "\x13\x68\x9e\x1b\x39\x7a\x2f\x2b\xa9\x14\x6f\xf8\x50\x26\x80\x19\x9e\xd0"
      "\x79\xbc\x9f\x92\x86\x09\x23\x4c\x63\xd8\xf2\x89\x3c\xa0\x6a\xa5\xf2\x66"
      "\x47\x69\x27\x54\xc0\xbb\xd0\xa0\x7e\x2c\x15\xa7\xa3\xa4\xc8\x0d\x12\xaf"
      "\xba\x1b\xec\x17\x32\xe3\x16\x06\x75\xc4\x71\x56\x65\xb2\xd7\xa4\xba\x0c"
      "\x5d\x19\xfb\x59\x96\x7e\x2f\xba\x57\x7a\x4b\xb0\x03\xec\x91\x5b\x54\x64"
      "\x43\x6b\xb3\x57\x4a\xac\x81\xe1\x69\xdf\x8c\xd8\x54\xe8\x91\xb7\x17\xb7"
      "\xe1\x4d\x50\x53\x79\x81\x2d\x06\x67\x5b\x45\x6e\x71\x8e\x46\x60\xa2\x7a"
      "\xa0\x59\x89\x61\x19\x60\x52\x4e\xe7\x36\x36\x85\x83\x54\xae\x0e\xbe\xb6"
      "\x7e\x5a\xf6\xb5\xca\x23\x87\x2f\xbd\x94\xee\xdb\xf8\x90\x6d\x73\xa2\x5b"
      "\xea\xd6\xd5\x00\x4b\xef\x13\x23\xc1\x5b\x67\xa9\x12\xe0\x0b\x09\x6b\x34"
      "\x17\xeb\xd2\xa1\x89\x30\x5f\xa8\xae\xe8\xa6\xdd\x27\xde\x94\x3d\x95\x75"
      "\xf2\x66\x48\xc0\xea\x57\x65\x6a\xf6\x1f\x49\xeb\x9c\x19\x5c\xdd\x98\x77"
      "\xda\x70\xa7\x6a\xb9\xe6\x24\x13\x0f\x7c\x85\x44\x22\xb4\x43\x4d\xbf\x5f"
      "\xd8\x2d\xe7\xf0\x55\xd6\xdc\x8c\xec\x86\x60\xad\xc4\x5c\xfc\x38\xcb\x3f"
      "\x3b\xfe\xbd\xd7\xe8\x76\x5f\x4e\x3b\xb9\xec\xd1\xaf\x14\x59\x69\x39\x65"
      "\x47\xdb\x1d\xc3\x80\x2d\x2f\xa4\xe8\x12\x79\xab\x30\x62\xff\x4c\x19\x7f"
      "\xe3\x13\x6c\xa9\x61\x77\x0d\x36\xf9\xf5\x51\x19\xd0\x51\x1f\x20\x97\x53"
      "\xd0\x08\xec\x19\xcc\xc4\x03\xf9\xeb\x7c\x2f\x93\x43\x22\x2f\x5a\x3f\x07"
      "\xba\xb9\x52\x02\xc4\x9a\x7c\x9c\x3c\x13\x68\xc7\x24\x44\xa2\x31\xc1\x93"
      "\x7e\x95\xa4\x4f\x1d\xa7\xde\xc0\x15\x8f\xfd\x30\x97\xdc\xec\xf6\xf8\x42"
      "\xf7\x06\x6f\x84\x60\x94\x24\x8f\x81\x9f\x69\x69\x1e\xe9\x60\x1f\x13\x2c"
      "\xe8\x49\x0d\xac\x17\x13\x05\xea\xda\x4d\xad\x3d\xe7\x30\x24\x7e\x95\xad"
      "\xb3\x91\x6f\x61\x18\xfe\xa9\x0d\xb1\x5b\x20\xe4\x66\xc1\xc9\xc2\x7f\x35"
      "\x99\x82\x09\xca\x8c\xa8\x52\x7a\xbb\xa8\x7b\x8d\xa3\x08\xe5\x05\x81\xab"
      "\x6e\x7c\x89\x70\xde\xb0\x0e\x80\x97\x69\x98\x84\x05\x8a\x2a\x67\x08\x47"
      "\x2d\x84\x81\x03\x76\x4e\xd4\x8f\x12\x6e\x4e\x93\x76\x50\x9d\x34\xdf\x85"
      "\xf9\xf6\x06\xfe\x1d\x51\xcd\xee\x96\xf1\x85\x5c\x19\x4d\x61\x3e\x2b\x0e"
      "\x67\xba\xd2\xd0\x5b\x8b\x99\x21\x09\xcf\x8b\x69\x51\xf6\x3a\x1d\xc3\xd6"
      "\x0b\xc4\x96\xcc\xd4\x65\x2a\x75\x51\xaa\x6f\xc7\x19\xb6\x92\x80\xe8\xf1"
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      "\x8b\xd5\x94\x67\x12\xe9\x5d\xd5\x55\x21\x1e\x24\xf1\xde\x7d\x56\x2d\x09"
      "\x25\xaa\x95\x84\x51\xb7\xb3\xb7\xa3\x80\xfc\xb6\x6a\x4d\x42\xab\x65\x15"
      "\xd6\xfa\x8d\x69\xed\x55\xa4\x97\x5c\x31\x2c\x0b\xb9\x46\x7b\xad\xe0\xf4"
      "\x88\x4e\x1e\x40\xc9\xd7\x50\x4e\xb4\x26\x93\xdd\x9e\x31\x04\x06\x70\xbc"
      "\xd0\x6f\xae\xb7\xc0\xcc\xcb\xe8\xd9\xec\xf3\xa9\xe7\x83\xe6\xf9\x20\x0f"
      "\xaa\x72\x9b\x07\x3a\x33\x82\xa1\xe3\xf5\x40\x33\x95\x04\x3b\xb8\x16\x6b"
      "\x27\xdd\x02\x1c\x76\xed\xa8\xe2\x89\x06\x00\x35\x7e\x1a\x4a\x59\x2d\xd6"
      "\x50\xd4\x7d\xc8\x31\x11\x1a\x32\xd8\xcd\x0f\x21\x2d\x99\xb0\xe7\xd1\x98"
      "\x96\x68\xc1\x69\x71\x1f\x9b\x4e\x3d\x23\x94\x52\xbe\x3d\x1a\xc2\xa4\x75"
      "\x66\x8e\x9f\xc7\x79\x04\xd0\x9f\xef\x9e\x7c\x95\x59\x27\xcb\xc2\x96\x71"
      "\xdb\x92\x31\xbb\xd7\x96\xca\x05\x40\x84\x36\x95\xfb\x93\xb2\x25\x94\x7a"
      "\xd2\x8f\xf2\x61\xad\xed\xa3\xc3\x53\xee\x69\xcb\x22\x7f\x7a\x8d\xdd\x0c"
      "\xb7\x6f\x22\x92\xbf\x64\xa5\x95\xd3\x65\x81\x0d\x63\x28\x3a\x68\x0e\x25"
      "\x83\x9d\xa6\x32\xbc\x88\x35\x12\x02\x94\x2f\x0e\x43\x02\x0e\x8e\x28\x27"
      "\x29\x67\x73\xdd\x64\xdd\x61\x88\x49\xfd\xb4\xf6\x0f\xf7\xf2\x10\xe7\x5c"
      "\x32\xeb\xbf\x0e\xaa\x3b\x01\x23\x6d\x9c\x28\xd0\x07\x85\x93\x39\x10\x40"
      "\x9a\x09\xea\xd9\x29\x9f\xdf\xd8\xc1\x68\x2b\x3c\x42\x47\xfb\x0b\xe2\x22"
      "\x18\xb8\xf9\x51\xf2\x9d\x05\x69\xb1\xc2",
      4096);
  *(uint64_t*)0x20004a56 = -1;
  *(uint64_t*)0x20004a5e = -1;
  sprintf((char*)0x20004a66, "0x%016llx", (long long)-1);
  syscall(__NR_write, /*fd=*/r[2], /*data=*/0x20003a40ul, /*len=*/0x208e24bul);
  return 0;
}