// https://syzkaller.appspot.com/bug?id=cafd4b63a3a1549948cc6d02f7b28fc6ddfb796a
// 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_fsconfig
#define __NR_fsconfig 431
#endif
#ifndef __NR_fspick
#define __NR_fspick 433
#endif
#ifndef __NR_memfd_create
#define __NR_memfd_create 279
#endif
#ifndef __NR_mmap
#define __NR_mmap 222
#endif
#ifndef __NR_openat
#define __NR_openat 56
#endif
#ifndef __NR_quotactl_fd
#define __NR_quotactl_fd 443
#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, 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;
}

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 (;;) {
      if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
        break;
      sleep_ms(1);
      if (current_time_ms() - start < 5000)
        continue;
      kill_and_wait(pid, &status);
      break;
    }
  }
}

uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff};

void execute_one(void)
{
  intptr_t res = 0;
  memcpy((void*)0x20000100, "ext4\000", 5);
  memcpy((void*)0x20000000,
         "./"
         "file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
         "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\000",
         106);
  memcpy((void*)0x20000080, "max_batch_time", 14);
  *(uint8_t*)0x2000008e = 0x3d;
  sprintf((char*)0x2000008f, "0x%016llx", (long long)9);
  *(uint8_t*)0x200000a1 = 0x2c;
  memcpy((void*)0x200000a2, "data_err=abort", 14);
  *(uint8_t*)0x200000b0 = 0x2c;
  memcpy((void*)0x200000b1, "grpquota", 8);
  *(uint8_t*)0x200000b9 = 0x2c;
  memcpy((void*)0x200000ba, "noblock_validity", 16);
  *(uint8_t*)0x200000ca = 0x2c;
  *(uint8_t*)0x200000cb = 0;
  memcpy(
      (void*)0x20000700,
      "\x78\x9c\xec\xdd\xc1\x6f\x23\x57\x19\x00\xf0\x6f\x9c\x78\x37\xdb\x0d\x24"
      "\x15\x3d\x2c\x95\xe8\x2e\xed\xa2\x5d\x04\x6b\x6f\xba\x6d\x37\xe2\xd0\x76"
      "\x25\x04\xa7\x4a\x88\x72\xdf\x86\xc4\x89\xa2\x38\x71\x14\x3b\xed\x26\x5a"
      "\x41\xfa\x17\x80\x50\x05\x48\x9c\x38\x71\x41\xe2\x0f\x40\x42\x7b\xe5\x86"
      "\x90\x2a\xd1\x3b\x27\x50\x55\xb2\xf4\xc0\xa5\x1a\x34\xf6\x38\x9b\x3a\x76"
      "\xe2\x14\xc7\x66\x9d\xdf\x4f\x9a\x9d\x37\xef\x8d\xe7\xfb\x9e\xbd\x33\x9e"
      "\xe7\x19\x65\x02\x38\xb7\xae\x45\xc4\x9b\x11\x31\x11\x11\xdf\x8c\x88\x99"
      "\xbc\xbe\x90\x4f\xb1\xd7\x9a\xb2\xf5\x1e\xef\x3f\x5c\xcc\xa6\x24\xd2\xf4"
      "\xed\x4f\x92\x48\xf2\xba\xce\x6d\x5e\xce\x5f\x16\x93\x11\x3f\xfc\x7e\xc4"
      "\x8f\x93\xa3\x71\xeb\x3b\xbb\x6b\x0b\xd5\x6a\x65\x2b\x5f\x2e\x37\xd6\x37"
      "\xcb\xf5\x9d\xdd\x5b\xab\xeb\x0b\x2b\x95\x95\xca\xc6\x9d\x3b\x73\xaf\xcd"
      "\xdf\x9d\x7f\x75\xfe\x76\x9f\x3d\x49\x26\x8f\x6b\xcd\xfa\xf5\xfa\x77\x3f"
      "\xfd\xe5\xcf\x7e\xf7\xbd\xd7\xff\xf4\xed\xf7\xfe\x7e\xff\x9f\x37\x7f\x92"
      "\xa5\x95\xa6\x69\x1a\x3d\xfa\x31\x08\x59\x8c\x37\xa2\x18\x53\x07\x35\x17"
      "\xce\x22\xcc\xc8\x4c\xb4\x3e\xe6\x28\x8e\x3a\x11\x00\x00\xfa\x96\x9d\xa3"
      "\xbe\xd8\x3c\xff\x9f\x89\x89\x38\xf6\x34\x1a\x00\x00\x00\x78\x0a\xa5\x6f"
      "\x4c\x5f\x6c\x17\x01\x00\x00\x80\xf1\x54\x88\xcb\x31\x1d\x49\xa1\x94\xdf"
      "\xef\x3b\x1d\x85\x42\xa9\xd4\xba\x87\xf7\xb9\x78\xa6\x50\xad\xd5\x1b\xdf"
      "\x5a\xae\x6d\x6f\x2c\x65\x6d\x11\xb3\x51\x2c\x2c\xaf\x56\x2b\xb7\xf3\x7b"
      "\x6a\x67\xa3\x98\x64\xcb\x73\xcd\xf2\x93\xe5\x97\x3b\xda\xef\x46\xc4\xb3"
      "\x11\xf1\xc1\xcc\xa5\x6c\xb9\xb9\x2e\x00\x00\x00\x30\x1c\x97\x9b\x63\xfe"
      "\x27\xe3\xff\x4f\x67\x5a\xe3\x7f\x00\x00\x00\x60\xcc\xb8\x18\x0f\x00\x00"
      "\x00\xe3\xcf\xf8\x1f\x00\x00\x00\xc6\x9f\xf1\x3f\x00\x00\x00\x8c\xb5\x1f"
      "\xbc\xf5\x56\x36\xa5\x8f\xf7\x1f\x36\x9f\x03\xb0\xf4\xee\xce\xf6\x5a\xed"
      "\xdd\x5b\x4b\x95\xfa\x5a\x69\x7d\x7b\xb1\xb4\x58\xdb\xda\x2c\xad\xd4\x6a"
      "\x2b\xd5\x4a\x69\xe2\xf8\x6d\x65\x1b\xa8\xd6\x6a\x9b\xaf\xc4\xc6\xf6\x83"
      "\x72\xa3\x52\x6f\x94\xeb\x3b\xbb\xf7\xd7\x6b\xdb\x1b\x8d\xfb\xcd\xe7\x7a"
      "\xdf\xaf\x78\x4e\x34\x00\x00\x00\x0c\xdf\xb3\x57\x1f\x7d\x94\xcd\xf7\xbe"
      "\x73\xa9\x39\x65\x2e\xe4\x6d\xc6\xea\x30\xde\x0a\xfd\xaf\x9a\x4c\x76\x54"
      "\xbc\xf3\xf5\x41\x67\x03\x0c\xd3\x09\x3f\xe9\x1f\x75\x6d\xfb\x6c\x12\x01"
      "\x86\xae\xf3\x3b\xfd\x24\x9f\x9c\x51\x1e\xc0\xf0\x19\xe3\x03\x49\x67\x45"
      "\xc7\x89\xc1\x54\xaf\x53\x85\xbf\x9c\x3e\xd6\x69\xcf\x39\x00\x00\x80\xc1"
      "\xb8\xf1\xd5\x47\x1f\x25\xae\xff\xc3\xb9\x74\x8a\xeb\xff\xc0\x98\xf9\xf9"
      "\xa8\x13\x00\x46\xc6\x6f\xf1\x70\x7e\x15\x4f\x7f\x07\x20\x30\x66\x8e\x5c"
      "\xff\xef\x30\xd5\xab\xa1\xef\xeb\xff\x69\x7a\xaa\x84\x00\x00\x80\x81\x9b"
      "\x6e\xcd\xf6\x22\xbf\x16\x38\x1d\x85\x42\xa9\x74\x70\x59\x30\x59\x5e\xad"
      "\x56\x6e\x47\xc4\x97\x23\xe2\x6f\x33\xc5\x8b\xd9\xf2\xdc\x08\xf3\x05\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80"
      "\xa7\x51\x9a\x26\x07\x4f\x00\x48\x01\x00\x00\x80\xb1\x14\x51\xf8\x47\x92"
      "\x3f\xff\xeb\xc6\xcc\xf5\xe9\xce\xdf\x07\x2e\x24\xff\x99\x69\xce\x23\xe2"
      "\xbd\xdf\xbc\xfd\xab\x07\x0b\x8d\xc6\xd6\x5c\x56\xff\xaf\x3f\x5f\xcf\xeb"
      "\x1b\xbf\xce\xeb\x5f\xce\xd6\x9c\xf2\x48\x51\x00\x00\x00\x38\x73\xc5\x63"
      "\x5b\xdb\xe3\xf4\xf6\x38\x1e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x06\xe9\xf1\xfe\xc3\xc5\xf6\x34\xcc\xb8"
      "\x1f\xdf\x8b\x4b\x31\xdb\x2d\xfe\x64\x4c\x35\xe7\x53\x51\x8c\x88\x67\xfe"
      "\x9d\xc4\xe4\xa1\xd7\x25\x11\x31\x31\x80\xf8\x7b\xef\x47\xc4\x95\x6e\xf1"
      "\x93\x2c\xad\x98\xcd\xb3\xe8\x8c\x5f\x88\x88\x4b\x03\x89\xff\x5c\x5e\x3a"
      "\x7d\xfc\xcb\x03\x88\x0f\xe7\xd9\xa3\x7b\x11\xf1\x66\x7b\xff\xbf\x78\xa8"
      "\xa5\x10\xd7\x9a\xf3\xee\xfb\xdf\x64\x6b\xfa\x2c\x4d\xd3\xff\x29\xfe\xc7"
      "\xf7\x9a\x3b\x79\x97\xe3\x4f\xe1\xe0\xf8\x37\xf1\xb9\xf8\x57\x9a\xbb\x7d"
      "\x76\xfc\xfb\x52\x9f\x31\x9e\xff\xf0\x0f\xe5\x9e\xf1\xdf\x8f\x78\x7e\xb2"
      "\xfb\xf1\xaf\x1d\x3f\xe9\x71\xfc\x7d\xa9\xcf\xf8\xef\xfc\x68\xf7\x6a\xaf"
      "\xb6\xf4\xb7\x11\x37\xba\x7e\xff\x24\x9f\x8b\x55\x6e\xac\x6f\x96\xeb\x3b"
      "\xbb\xb7\x56\xd7\x17\x56\x2a\x2b\x95\x8d\x3b\x77\xe6\x5e\x9b\xbf\x3b\xff"
      "\xea\xfc\xed\xf2\xf2\x6a\xb5\x92\xff\xdb\x35\xc6\x2f\xbe\xf6\xc7\xbd\x0f"
      "\x7a\xf6\xbf\xd0\x9c\x1f\x8e\xdf\xee\xe7\x6c\x2b\xc3\x9f\xf6\xea\xff\xf5"
      "\x3e\xfb\xff\xd9\x87\x0f\xf6\xbf\xd2\x2a\x16\x8f\xc6\x8f\xb8\xf9\x52\xf7"
      "\xcf\xff\x4a\x73\xde\xfd\xfd\xcf\xfe\x4f\x7c\x23\xff\x1e\xc8\xda\x6f\xb4"
      "\xcb\x7b\xad\xf2\x61\x2f\xfc\xfe\xaf\x2f\xf4\xca\x2d\x8b\xbf\xd4\xe3\xfd"
      "\x3f\xe9\xf3\xbf\xd9\x5f\xf7\x8f\xf4\x19\x00\x18\xad\xfa\xce\xee\xda\x42"
      "\xb5\x5a\xd9\x1a\x42\xe1\xc5\x57\x06\xb5\xc1\x74\x2d\x19\x52\xce\x0a\x0a"
      "\x5f\xa0\x30\x15\xff\x17\x69\x9c\x5c\xc8\xc6\x0c\xdd\x9b\x46\x7d\x64\x02"
      "\x00\x00\x06\xed\xc9\x49\xff\xa8\x33\x01\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x80\xf3\xeb\x0b\xfd\xf1\xb0\xab\xa7\x7b\x55\x67"
      "\xcc\xbd\xd1\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\x58\xff\x0d\x00\x00\xff\xff\xe5"
      "\x0e\xc8\xfe",
      1299);
  syz_mount_image(0x20000100, 0x20000000, 0x2a10093, 0x20000080, 3, 0x513,
                  0x20000700);
  memcpy((void*)0x20000000, ".\000", 2);
  res = syscall(__NR_fspick, 0xffffff9c, 0x20000000ul, 0ul);
  if (res != -1)
    r[0] = res;
  syscall(__NR_fsconfig, r[0], 7ul, 0ul, 0ul, 0ul);
  memcpy((void*)0x20000040, ".\000", 2);
  res = syscall(__NR_openat, 0xffffff9c, 0x20000040ul, 0ul, 0ul);
  if (res != -1)
    r[1] = res;
  syscall(__NR_quotactl_fd, r[1], 0xffffffff80000902ul, 0, 0ul);
}
int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  for (procid = 0; procid < 6; procid++) {
    if (fork() == 0) {
      loop();
    }
  }
  sleep(1000000);
  return 0;
}