// https://syzkaller.appspot.com/bug?id=dacdd83da50d42f90f00ea4b3c264efb31070b26
// 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*)0x20000100, "hfsplus\000", 8);
  memcpy((void*)0x20002900, "./bus\000", 6);
  memcpy(
      (void*)0x20000ac0,
      "\x78\x9c\xec\xdd\xc1\x6f\x1c\x57\x1d\x07\xf0\xef\xac\xd7\x8e\x37\x54\xc1"
      "\x69\x13\x1a\xa1\x22\xac\x44\x14\xa4\x88\xc4\x89\x95\x42\xb8\x60\x10\x42"
      "\x39\x54\xa8\x2a\x87\x9e\xad\xc4\x69\xac\x6e\x92\x2a\x71\x51\x5a\x21\x48"
      "\x01\xc1\x09\x89\x43\xff\x80\x82\xe4\x1b\x07\x84\xc4\x3d\x28\x5c\xb8\x94"
      "\x5b\xaf\x3e\x56\x42\xe2\x12\x71\x88\x7a\x59\x34\xb3\xb3\xf6\xae\xbd\xb6"
      "\xd7\x89\xbd\x4e\xe8\xe7\x13\x8d\xdf\x7b\xf3\xde\xbc\xf9\xcd\x9b\x37\x33"
      "\xbb\xeb\x58\x1b\xe0\x0b\xeb\xca\xd9\x34\x1f\xa4\xc8\x95\xb3\xaf\xdf\x2b"
      "\xcb\x6b\xab\xf3\xed\xb5\xd5\xf9\x23\x75\x75\x3b\x49\x99\x6f\x24\xcd\x6e"
      "\x92\xe2\x56\x52\x3c\x4c\x16\xca\xfa\xa2\x6f\x49\x5f\xba\xc5\x47\xcb\x97"
      "\xdf\xfc\xf4\xd1\xda\x67\xdd\x52\xb3\x5e\xaa\xf6\x13\xeb\xdb\x4d\x8f\x14"
      "\xf2\x90\x7d\xdc\xaf\x97\xcc\xd6\xfd\xcd\x0e\xdd\x72\x72\xa4\xfe\xbb\x7d"
      "\x55\xe1\xe5\x85\x24\x57\xeb\x74\xd0\xd4\xa8\x7d\x0d\x34\x2c\x07\xed\x4c"
      "\x9d\xc2\xa1\xeb\x6c\x71\x7f\x2f\x9b\x6f\x7b\xbd\x03\xcf\xbe\xde\xd3\xa9"
      "\x28\x9f\x9b\xc5\xd6\x6b\x7f\x26\x39\x5a\x3f\x99\xab\xd7\x04\x75\x8b\xc6"
      "\x58\x83\x3c\x00\x7b\xba\xcb\x01\x00\x00\xc0\x73\xea\x93\xdb\x87\x1d\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\x3c\x7f\xaa\xef\xff\xaf\x92\x6a\x69"
      "\xd4\x69\x66\x53\xf4\xbe\xff\x7f\xaa\xb7\xae\xce\x3f\x83\x16\x46\x6e\xf9"
      "\xe0\x40\xe3\x00\x00\x00\x00\x00\x00\x00\x80\xf1\xf8\xfa\xe3\x3c\xce\xbd"
      "\x1c\xeb\x95\x3b\x45\xf5\x3b\xff\xd3\x55\xe1\x44\x3e\xef\x24\x5f\xca\x7b"
      "\xb9\x9b\xa5\xdc\xc9\xb9\xdc\xcb\x62\x56\xb2\x92\x3b\xb9\x90\x64\xa6\xaf"
      "\xa3\xa9\x7b\x8b\x2b\x2b\x77\x2e\xac\x6f\x59\x1a\xbe\xe5\xc5\xa1\x5b\x5e"
      "\x1c\xd7\x11\x03\x00\x00\x00\x00\x00\x00\xc0\xff\xa5\x5f\xa5\xb5\xf1\xfb"
      "\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\x44\x37"
      "\xa9\x96\x13\x75\x9a\x99\x34\x9a\xd9\xa8\xcb\xfd\xe4\x5f\x49\xa6\x0e\x3b"
      "\xde\x3d\x28\x86\xad\x7c\x30\xfe\x38\x00\x00\x00\xe0\xa9\x4c\x3f\xc1\x36"
      "\x5f\x7e\x9c\xc7\xb9\x97\x63\xbd\x72\xa7\xa8\xde\xf3\x7f\xa5\x7a\xbf\x3c"
      "\x9d\xf7\x72\x2b\x2b\x59\xce\x4a\xda\x59\xca\xb5\xfa\x3d\x74\xf9\xae\xbf"
      "\xb1\xb6\x3a\xdf\x5e\x5b\x9d\xbf\x59\x2e\x65\x79\xb0\xdf\x1f\xfc\x67\x4f"
      "\x61\x4c\xd5\x3d\x4c\x54\xa5\x61\x7b\x3e\x55\xb5\x68\xe5\x7a\x96\xab\x35"
      "\xe7\x72\xb5\x0a\xe6\x5a\x1a\xdd\x7d\x9f\x49\x4e\xf5\xe2\xe9\x8b\xab\xcf"
      "\x87\x65\x4c\xc5\xf7\x6b\x23\x46\xd6\xac\x87\xb5\xdc\xd9\x1f\xb6\xfb\x14"
      "\x61\x5f\x0c\x7e\x14\xd1\xd8\xa1\x65\x6b\x23\xb8\x64\x7d\x44\xe6\xea\xd8"
      "\xca\x2d\x8f\x77\x47\xa0\xa8\x3e\xa8\x49\x36\x8f\xc4\xae\x67\xa7\x39\x50"
      "\x9a\xa9\x7a\x9d\x5c\xdf\xd3\x85\x34\xd6\x3f\xf9\x39\x71\x00\x63\x7e\xb4"
      "\x4e\xcb\xe3\xf9\xed\x81\x8e\xf9\x5e\xad\x8f\x44\x23\xd5\x48\x5c\xec\xcd"
      "\xbe\xf2\x9a\xd9\x79\x24\x92\x6f\xfe\xed\xcf\x6f\xdd\x68\xdf\x7a\xe7\xc6"
      "\xf5\xbb\x67\x9f\x9d\x43\xda\xc5\xc4\x36\xeb\x37\xcf\x89\xf9\xbe\x91\x78"
      "\xf9\xb9\x1e\x89\xe6\x1e\xdb\xcf\x55\x23\x71\x72\xbd\x7c\x25\x3f\xce\x4f"
      "\x73\x36\xb3\x79\x23\x77\xb2\x9c\x9f\x65\x31\x2b\x59\x4a\xa7\xae\x5f\xac"
      "\xe7\x73\xf9\x73\x66\xe7\x91\x5a\x18\x28\xbd\xb1\x5b\x24\x53\xf5\x79\xe9"
      "\x9e\xb3\x51\x62\x9a\xcd\x8f\xaa\xdc\x62\x4e\x57\xdb\x1e\xcb\x72\x8a\xdc"
      "\xce\xb5\x2c\xe5\xb5\xea\xdf\xc5\x5c\xc8\x77\x72\x29\x97\x72\xb9\xef\x0c"
      "\x9f\xdc\x36\xee\xea\xd8\xaa\xab\xbe\xb1\xf9\xaa\xef\x9d\xe9\xbf\x0f\x0d"
      "\xfe\xcc\xb7\xea\x4c\x79\x77\xfb\xdd\xc6\x5d\x6e\x61\xa7\x23\xde\x6e\x76"
      "\xee\x97\xee\xbd\xbf\x1c\xd7\xe3\x7d\xe3\xda\x9d\xf5\x8f\xd6\x5b\x1d\xef"
      "\xbb\x0e\xe6\xfa\x46\xe9\xc5\xde\xe8\x4c\x0e\xed\xfc\x49\xee\x8d\xcd\xaf"
      "\xd6\x99\x72\x1f\xbf\xde\xe5\x39\x31\x5e\x33\xf5\x48\x94\x17\x50\xef\x29"
      "\xd1\x8b\xee\xa5\xee\x48\x34\xab\x67\xd1\xd6\x79\xfe\xc7\x4e\xb9\x5d\xda"
      "\xb7\x3a\x9d\x1b\x8b\xef\x6e\xd3\xff\xfd\x4d\xe5\x57\xeb\xb4\x9c\x56\xab"
      "\x5f\xdb\xad\x75\xcf\xf0\x53\xb1\xbf\xca\xf9\xf2\x62\xa6\xeb\x3b\xc9\xe0"
      "\xec\x28\xeb\x5e\x5a\xbf\xcb\xf4\xd5\x75\x36\xe6\x72\xb7\x6e\xf0\x89\x5b"
      "\x6e\x77\xb2\xaa\x2b\x8a\xde\x95\xfa\x93\xdc\xae\x26\xc0\xd6\x2b\x75\xaa"
      "\x7e\x0d\xb7\xb5\xa7\x8b\x55\xdd\xcb\x43\xeb\xe6\xab\xba\x53\x7d\x75\x03"
      "\xaf\xb7\x72\x3b\xed\x5c\x1b\xc3\xf8\x01\xf0\x24\xfe\xf9\xd6\x7a\x76\x26"
      "\x47\xa7\x5a\xff\x6e\x7d\xd2\xfa\xb8\xf5\x9b\xd6\x8d\xd6\xeb\xd3\x3f\x3c"
      "\xf2\xdd\x23\xaf\x4c\x65\xf2\x1f\x93\xdf\x6b\xce\x4d\xbc\xda\x78\xa5\xf8"
      "\x6b\x3e\xce\x2f\x36\xde\xff\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x4f\xee\xee\xfb\x1f"
      "\xbc\xb3\xd8\x6e\x2f\xdd\x19\x9e\x69\x6c\x5f\x35\x90\x69\x65\xf3\x9a\xed"
      "\x7a\x3e\x32\xbc\x9f\xa2\xfe\x42\x9f\x11\xf6\x75\x10\x99\xde\x77\x7f\xed"
      "\x5b\x87\xd3\x49\x06\xd6\x54\xdf\x73\x34\xf6\xe3\x6a\x6d\x0e\x63\x4b\xa6"
      "\xf3\xcb\x64\x0c\xf1\xdc\xfe\x46\xa7\xb3\xb1\xa6\xf7\x25\x82\xc3\x1b\xff"
      "\xbe\xcc\x34\x47\x3a\x17\x0b\x03\x6b\xfe\xb2\xb5\xc3\x0f\xf7\x18\x6a\x31"
      "\xda\x75\x71\x80\x99\x46\xc6\xbb\xd3\x89\x0c\x9f\x00\x87\x74\x43\x02\xc6"
      "\xe6\xfc\xca\xcd\x77\xcf\xdf\x7d\xff\x83\x6f\x2f\xdf\x5c\x7c\x7b\xe9\xed"
      "\xa5\x5b\x93\x97\x2e\x5d\x9e\xbb\x7c\xe9\xb5\xf9\xf3\xd7\x97\xdb\x4b\x73"
      "\xdd\x9f\x87\x1d\x25\x70\x10\x36\x1e\xfa\x87\x1d\x09\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x30\xaa\x61\x7f\x18\x70\xfa\x85\xdd\xfe\x68\x64\x94\xcc"
      "\x94\xff\x59\x08\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\xec\x8b\x2b\x67\xd3\x7c\x90\x22\x17\xe6\xce"
      "\xcd\x95\xe5\xb5\xd5\xf9\x76\xb9\xf4\xf2\x1b\x2d\x9b\x49\x1a\x8d\xa4\xf8"
      "\x79\x52\x3c\x4c\x16\xd2\x5d\x32\xd3\xd7\x5d\x91\x3f\x3d\x4c\x67\xc8\x7e"
      "\x3e\x5a\xbe\xfc\xe6\xa7\x8f\xd6\x3e\xdb\xe8\xab\xd9\x6d\x9f\x34\xea\x74"
      "\x7b\x3b\xd7\x26\xb9\x5f\x2f\x99\x4d\x32\x51\xa7\x4f\x61\xa0\xbf\xab\x4f"
      "\xdd\x5f\xf1\xdf\xde\x31\x94\x03\xf6\x79\xa7\xd3\x59\x78\xba\xf8\x60\x7f"
      "\xfc\x2f\x00\x00\xff\xff\x08\xc8\xf2\xc5",
      1756);
  syz_mount_image(/*fs=*/0x20000100, /*dir=*/0x20002900,
                  /*flags=MS_LAZYTIME|MS_SYNCHRONOUS*/ 0x2000010,
                  /*opts=*/0x200022c0, /*chdir=*/1, /*size=*/0x6dc,
                  /*img=*/0x20000ac0);
  memcpy((void*)0x20000040, "./bus\000", 6);
  res = syscall(__NR_creat, /*file=*/0x20000040ul, /*mode=*/0ul);
  if (res != -1)
    r[0] = res;
  memcpy((void*)0x20000200, "threaded\000", 9);
  syscall(__NR_write, /*fd=*/r[0], /*buf=*/0x20000200ul, /*len=*/0xf642e7eul);
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x20000000ul, /*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=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  const char* reason;
  (void)reason;
  loop();
  return 0;
}