// https://syzkaller.appspot.com/bug?id=754f233da8437a6b1a0ab6876422d71970b28fee
// 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_bpf
#define __NR_bpf 321
#endif
#ifndef __NR_memfd_create
#define __NR_memfd_create 319
#endif

static unsigned long long procid;

static __thread int clone_ongoing;
static __thread int skip_segv;
static __thread jmp_buf segv_env;

static void segv_handler(int sig, siginfo_t* info, void* ctx)
{
  if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) {
    exit(sig);
  }
  uintptr_t addr = (uintptr_t)info->si_addr;
  const uintptr_t prog_start = 1 << 20;
  const uintptr_t prog_end = 100 << 20;
  int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0;
  int valid = addr < prog_start || addr > prog_end;
  if (skip && valid) {
    _longjmp(segv_env, 1);
  }
  exit(sig);
}

static void install_segv_handler(void)
{
  struct sigaction sa;
  memset(&sa, 0, sizeof(sa));
  sa.sa_handler = SIG_IGN;
  syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8);
  syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8);
  memset(&sa, 0, sizeof(sa));
  sa.sa_sigaction = segv_handler;
  sa.sa_flags = SA_NODEFER | SA_SIGINFO;
  sigaction(SIGSEGV, &sa, NULL);
  sigaction(SIGBUS, &sa, NULL);
}

#define NONFAILING(...)                                                        \
  ({                                                                           \
    int ok = 1;                                                                \
    __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    if (_setjmp(segv_env) == 0) {                                              \
      __VA_ARGS__;                                                             \
    } else                                                                     \
      ok = 0;                                                                  \
    __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST);                       \
    ok;                                                                        \
  })

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");
  } else if (strncmp(fs, "gfs2", 4) == 0 &&
             (strstr(opts, "errors=panic") || strstr(opts, "debug"))) {
    strcat(opts, ",errors=withdraw");
  }
  res = mount(source, target, fs, flags, opts);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  res = open(target, O_RDONLY | O_DIRECTORY);
  if (res == -1) {
    err = errno;
    goto error_clear_loop;
  }
  if (change_dir) {
    res = chdir(target);
    if (res == -1) {
      err = errno;
    }
  }

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

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 setup_sysctl()
{
  int cad_pid = fork();
  if (cad_pid < 0)
    exit(1);
  if (cad_pid == 0) {
    for (;;)
      sleep(100);
  }
  char tmppid[32];
  snprintf(tmppid, sizeof(tmppid), "%d", cad_pid);
  struct {
    const char* name;
    const char* data;
  } files[] = {
      {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"},
      {"/proc/sys/kernel/hung_task_check_interval_secs", "20"},
      {"/proc/sys/net/core/bpf_jit_kallsyms", "1"},
      {"/proc/sys/net/core/bpf_jit_harden", "0"},
      {"/proc/sys/kernel/kptr_restrict", "0"},
      {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"},
      {"/proc/sys/fs/mount-max", "100"},
      {"/proc/sys/vm/oom_dump_tasks", "0"},
      {"/proc/sys/debug/exception-trace", "0"},
      {"/proc/sys/kernel/printk", "7 4 1 3"},
      {"/proc/sys/kernel/keys/gc_delay", "1"},
      {"/proc/sys/vm/oom_kill_allocating_task", "1"},
      {"/proc/sys/kernel/ctrl-alt-del", "0"},
      {"/proc/sys/kernel/cad_pid", tmppid},
  };
  for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) {
    if (!write_file(files[i].name, files[i].data)) {
    }
  }
  kill(cad_pid, SIGKILL);
  while (waitpid(cad_pid, NULL, 0) != cad_pid)
    ;
}

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)) {
  }
  //  syz_mount_image$ext4 arguments: [
  //    fs: ptr[in, buffer] {
  //      buffer: {65 78 74 34 00} (length 0x5)
  //    }
  //    dir: ptr[in, buffer] {
  //      buffer: {2e 2f 66 69 6c 65 32 00} (length 0x8)
  //    }
  //    flags: mount_flags = 0x404 (8 bytes)
  //    opts: ptr[in, fs_options[ext4_options]] {
  //      fs_options[ext4_options] {
  //        elems: array[fs_opt_elem[ext4_options]] {
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              noblock_validity: buffer: {6e 6f 62 6c 6f 63 6b 5f 76 61 6c 69
  //              64 69 74 79} (length 0x10)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              max_batch_time: fs_opt["max_batch_time", fmt[hex, int32]] {
  //                name: buffer: {6d 61 78 5f 62 61 74 63 68 5f 74 69 6d 65}
  //                (length 0xe) eq: const = 0x3d (1 bytes) val: int32 = 0x2 (18
  //                bytes)
  //              }
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              resuid: fs_opt["resuid", fmt[hex, uid]] {
  //                name: buffer: {72 65 73 75 69 64} (length 0x6)
  //                eq: const = 0x3d (1 bytes)
  //                val: uid (resource)
  //              }
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              block_validity: buffer: {62 6c 6f 63 6b 5f 76 61 6c 69 64 69
  //              74 79} (length 0xe)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              stripe: fs_opt["stripe", fmt[hex, int32]] {
  //                name: buffer: {73 74 72 69 70 65} (length 0x6)
  //                eq: const = 0x3d (1 bytes)
  //                val: int32 = 0x9 (18 bytes)
  //              }
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //          fs_opt_elem[ext4_options] {
  //            elem: union ext4_options {
  //              nombcache: buffer: {6e 6f 6d 62 63 61 63 68 65} (length 0x9)
  //            }
  //            comma: const = 0x2c (1 bytes)
  //          }
  //        }
  //        common: array[fs_opt_elem[fs_options_common]] {
  //        }
  //        null: const = 0x0 (1 bytes)
  //      }
  //    }
  //    chdir: int8 = 0x1 (1 bytes)
  //    size: len = 0x44f (8 bytes)
  //    img: ptr[in, buffer] {
  //      buffer: (compressed buffer with length 0x44f)
  //    }
  //  ]
  //  returns fd_dir
  NONFAILING(memcpy((void*)0x200000000180, "ext4\000", 5));
  NONFAILING(memcpy((void*)0x200000000200, "./file2\000", 8));
  NONFAILING(memcpy((void*)0x2000000002c0, "noblock_validity", 16));
  NONFAILING(*(uint8_t*)0x2000000002d0 = 0x2c);
  NONFAILING(memcpy((void*)0x2000000002d1, "max_batch_time", 14));
  NONFAILING(*(uint8_t*)0x2000000002df = 0x3d);
  NONFAILING(sprintf((char*)0x2000000002e0, "0x%016llx", (long long)2));
  NONFAILING(*(uint8_t*)0x2000000002f2 = 0x2c);
  NONFAILING(memcpy((void*)0x2000000002f3, "resuid", 6));
  NONFAILING(*(uint8_t*)0x2000000002f9 = 0x3d);
  NONFAILING(sprintf((char*)0x2000000002fa, "0x%016llx", (long long)0));
  NONFAILING(*(uint8_t*)0x20000000030c = 0x2c);
  NONFAILING(memcpy((void*)0x20000000030d, "block_validity", 14));
  NONFAILING(*(uint8_t*)0x20000000031b = 0x2c);
  NONFAILING(memcpy((void*)0x20000000031c, "stripe", 6));
  NONFAILING(*(uint8_t*)0x200000000322 = 0x3d);
  NONFAILING(sprintf((char*)0x200000000323, "0x%016llx", (long long)9));
  NONFAILING(*(uint8_t*)0x200000000335 = 0x2c);
  NONFAILING(memcpy((void*)0x200000000336, "nombcache", 9));
  NONFAILING(*(uint8_t*)0x20000000033f = 0x2c);
  NONFAILING(*(uint8_t*)0x200000000340 = 0);
  NONFAILING(memcpy(
      (void*)0x200000000640,
      "\x78\x9c\xec\xdb\xcb\x6f\x1b\xc5\x1f\x00\xf0\xef\xae\x93\xf6\xd7\xd7\x2f"
      "\xa1\x2a\x8f\x3e\x80\x40\x41\x54\x3c\x92\x26\x2d\xa5\x07\x2e\x20\x90\x38"
      "\x80\x84\x04\x87\x72\x0c\x49\x5a\x95\xba\x0d\x6a\x82\x44\xab\x08\x02\x42"
      "\xe5\x88\x2a\x71\x47\x1c\x91\xf8\x0b\x38\xc1\x05\x01\x27\x24\xae\x70\x47"
      "\x95\x2a\x14\x21\xb5\x70\x32\x5a\x7b\x37\xb1\x1d\xdb\x79\xd4\x89\xa1\xfe"
      "\x7c\xa4\x6d\x67\x76\xd7\x9d\xf9\x7a\x76\xbc\x33\x3b\xdd\x00\xfa\xd6\x48"
      "\xf6\x47\x12\xb1\x37\x22\x7e\x8d\x88\xa1\x5a\xb6\xf1\x84\x91\xda\x5f\xb7"
      "\x97\x16\xa6\xfe\x5a\x5a\x98\x4a\xa2\x52\x79\xe3\x8f\xa4\x7a\xde\xad\xa5"
      "\x85\xa9\xe2\xd4\xe2\x73\x7b\x8a\xcc\x40\x44\xfa\x49\x12\x87\x5b\x94\x3b"
      "\x77\xe5\xea\x85\xc9\x72\x79\xe6\x72\x9e\x1f\x9b\xbf\xf8\xee\xd8\xdc\x95"
      "\xab\xcf\x9c\xbf\x38\x79\x6e\xe6\xdc\xcc\xa5\x89\xd3\xa7\x4f\x9e\x18\x7f"
      "\xee\xd4\xc4\xb3\x5d\x89\x33\x8b\xeb\xd6\xa1\x0f\x66\x8f\x1c\x7c\xe5\xad"
      "\xeb\xaf\x4d\x9d\xb9\xfe\xf6\x8f\x5f\x27\x45\xfc\x4d\x71\x74\xc9\x48\xa7"
      "\x83\x8f\x57\x2a\x5d\x2e\xae\xb7\xf6\xd5\xa5\x93\x81\x1e\x56\x84\x0d\x29"
      "\xd5\xba\x69\x0c\x56\xfb\xff\x50\x94\x62\xa5\xf1\x86\xe2\xe5\x8f\x7b\x5a"
      "\x39\x60\x4b\x55\x2a\x95\xca\x7d\xed\x0f\x2f\x56\x80\xbb\x58\x12\xbd\xae"
      "\x01\xd0\x1b\xc5\x8d\x3e\x9b\xff\xe6\x5b\x71\xeb\xdf\x86\xd1\x47\xef\xdd"
      "\x7c\xa1\x36\x01\xca\x62\xbf\x9d\x6f\xb5\x23\x03\x91\xe6\xe7\x0c\x36\xcd"
      "\x6f\xbb\x69\x24\x22\xce\x2c\xfe\xfd\x45\xb6\xc5\x46\x9f\x43\xa4\x5b\x54"
      "\x29\x00\xe0\xae\xf6\x6d\x36\xfe\x79\xba\x61\xfc\x97\x8f\x3f\xd2\xa8\x7f"
      "\x2e\xf4\xff\x7c\x0d\x65\x38\x22\xee\x89\x88\xfd\x11\x71\x2a\x22\x0e\x44"
      "\xc4\xbd\x11\xd5\x73\xef\x8f\x88\x07\x5a\x15\x92\xb4\x2f\xbf\x79\x91\x64"
      "\xf5\xf8\x27\xbd\xb1\xe9\xe0\xd6\x21\x1b\xff\x3d\x9f\xaf\x6d\x35\x8e\xff"
      "\x96\x07\x57\xc3\xa5\x3c\xb7\xaf\x1a\xff\x60\x72\xf6\x7c\x79\xe6\x78\xfe"
      "\x9d\x1c\x8b\xc1\x9d\x59\x7e\xbc\x43\x19\xdf\xbd\xf4\xcb\x67\xed\x8e\xd5"
      "\x8f\xff\xb2\x2d\x2b\xbf\x18\x0b\xe6\xf5\xb8\x31\xb0\xb3\xf1\x33\xd3\x93"
      "\xf3\x93\x77\x12\x73\xbd\x9b\x1f\x45\x1c\x1a\x68\x15\x7f\xb2\xbc\x12\x90"
      "\x35\xdf\xc1\x88\x38\xb4\xc9\x32\xce\x3f\xf9\xd5\x91\x22\x7d\xb8\xd4\x78"
      "\x6c\xed\xf8\x3b\xe8\xc2\x3a\x53\xe5\xcb\x88\x27\x6a\xed\xbf\x18\x4d\xf1"
      "\x17\x92\xce\xeb\x93\x63\xff\x8b\xf2\xcc\xf1\xb1\xe2\xaa\x58\xed\xa7\x9f"
      "\xaf\xbd\xde\xae\xfc\x3b\x8a\xbf\x0b\xb2\xf6\xdf\xdd\xf2\xfa\x5f\x8e\x7f"
      "\x38\xa9\x5f\xaf\x9d\xdb\x78\x19\xd7\x7e\xfb\xb4\xed\x9c\x66\xb3\xd7\xff"
      "\x8e\xe4\xcd\x86\x7d\xef\x4f\xce\xcf\x5f\x1e\x8f\xd8\x91\xbc\x5a\xab\x74"
      "\xfd\xfe\x89\xa6\xf3\x26\x56\xce\xcf\xe2\x3f\x76\xb4\x75\xff\xdf\x1f\x2b"
      "\xdf\xc4\xe1\xec\xfa\x4f\x23\x1e\x8c\x88\x87\x22\xe2\xe1\xbc\xee\x8f\x44"
      "\xc4\xa3\x11\x71\xb4\x43\xfc\x3f\xbc\xf8\xd8\x3b\x1d\xe3\xff\xb3\x5d\xfc"
      "\x3b\x3b\xfc\xab\xdd\x91\xc5\x3f\xdd\xd0\xfe\xc5\x0f\x5f\xbb\xf6\x5f\x49"
      "\xec\x88\xe6\x3d\xad\x13\xa5\x0b\xdf\x7f\xd3\x50\xe8\x70\x53\xfc\x6b\xb6"
      "\xff\xc9\x6a\xea\x58\xbe\x67\x3d\xbf\x7f\xeb\xa9\xd7\xe6\xae\x66\x00\x00"
      "\x00\xf8\xef\xc9\x26\xfb\x7b\x23\x49\x47\x97\xd3\x69\x3a\x3a\x5a\xfb\x3f"
      "\xfc\x07\x62\x77\x5a\x9e\x9d\x9b\x7f\xea\xec\xec\x7b\x97\xa6\x6b\xef\x08"
      "\x0c\xc7\x60\x5a\x3c\xe9\x1a\xaa\x7b\x1e\x3a\x9e\x4f\xeb\x8b\xfc\x44\x53"
      "\xfe\x44\xfe\xdc\xf8\xf3\xd2\xae\x6a\x7e\x74\x6a\xb6\x3c\xdd\xeb\xe0\xa1"
      "\xcf\xed\x69\xd3\xff\x33\xbf\x97\x7a\x5d\x3b\x60\xcb\x79\x5f\x0b\xfa\x97"
      "\xfe\x0f\x7d\xab\xfe\x3d\x00\xa0\xcf\xb8\xff\x43\xff\x6a\xd1\xff\x77\xf5"
      "\xa2\x1e\xc0\xf6\x6b\x75\xff\xff\xb0\x07\xf5\x00\xb6\x5f\x53\xff\xb7\xec"
      "\x07\x7d\xc4\xfc\x1f\xfa\x97\xfe\x0f\xfd\x4b\xff\x87\xbe\x34\xb7\x2b\xd6"
      "\x7e\x49\x5e\x42\x62\x55\x22\xd2\x7f\x45\x35\x24\xb6\x28\xd1\xeb\x5f\x26"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
      "\x00\x00\x00\x00\x00\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\xee\xf8\x27\x00\x00\xff"
      "\xff\x05\xba\xea\xa8",
      1103));
  NONFAILING(syz_mount_image(/*fs=*/0x200000000180, /*dir=*/0x200000000200,
                             /*flags=MS_NODEV|MS_NOATIME*/ 0x404,
                             /*opts=*/0x2000000002c0, /*chdir=*/1,
                             /*size=*/0x44f, /*img=*/0x200000000640));
  //  chdir arguments: [
  //    dir: ptr[in, buffer] {
  //      buffer: {2e 2f 66 69 6c 65 30 00} (length 0x8)
  //    }
  //  ]
  NONFAILING(memcpy((void*)0x200000000040, "./file0\000", 8));
  syscall(__NR_chdir, /*dir=*/0x200000000040ul);
  //  openat$cgroup_ro arguments: [
  //    fd: fd_cgroup (resource)
  //    file: ptr[in, buffer] {
  //      buffer: {62 6c 6b 69 6f 2e 62 66 71 2e 69 64 6c 65 5f 74 69 6d 65 00}
  //      (length 0x14)
  //    }
  //    flags: const = 0x275a (4 bytes)
  //    mode: const = 0x0 (2 bytes)
  //  ]
  //  returns fd
  NONFAILING(memcpy((void*)0x200000000200, "blkio.bfq.idle_time\000", 20));
  syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x200000000200ul,
          /*flags=*/0x275a, /*mode=*/0);
  //  quotactl$Q_QUOTAON arguments: [
  //    cmd: quota_cmd_quota_on = 0xffffffff80000201 (8 bytes)
  //    special: ptr[in, blockdev_filename] {
  //      union blockdev_filename {
  //        loop: loop_filename {
  //          prefix: buffer: {2f 64 65 76 2f 6c 6f 6f 70} (length 0x9)
  //          id: proc = 0x0 (1 bytes)
  //          z: const = 0x0 (1 bytes)
  //        }
  //      }
  //    }
  //    id: uid (resource)
  //    addr: nil
  //  ]
  NONFAILING(memcpy((void*)0x200000000180, "/dev/loop", 9));
  NONFAILING(*(uint8_t*)0x200000000189 = 0x30);
  NONFAILING(*(uint8_t*)0x20000000018a = 0);
  syscall(__NR_quotactl, /*cmd=Q_QUOTAON_GRP*/ 0xffffffff80000201ul,
          /*special=*/0x200000000180ul, /*id=*/0, /*addr=*/0ul);
  //  mprotect arguments: [
  //    addr: VMA[0x3000]
  //    len: len = 0x3000 (8 bytes)
  //    prot: mmap_prot = 0x1 (8 bytes)
  //  ]
  syscall(__NR_mprotect, /*addr=*/0x200000000000ul, /*len=*/0x3000ul,
          /*prot=PROT_READ*/ 1ul);
  //  openat$cgroup_ro arguments: [
  //    fd: fd_cgroup (resource)
  //    file: ptr[in, buffer] {
  //      buffer: {6d 65 6d 6f 72 79 2e 63 75 72 72 65 6e 74 00} (length 0xf)
  //    }
  //    flags: const = 0x275a (4 bytes)
  //    mode: const = 0x0 (2 bytes)
  //  ]
  //  returns fd
  NONFAILING(memcpy((void*)0x200000000180, "memory.current\000", 15));
  res = syscall(__NR_openat, /*fd=*/(intptr_t)-1, /*file=*/0x200000000180ul,
                /*flags=*/0x275a, /*mode=*/0);
  if (res != -1)
    r[0] = res;
  //  mmap arguments: [
  //    addr: VMA[0xb36000]
  //    len: len = 0xb36000 (4 bytes)
  //    prot: mmap_prot = 0xa (8 bytes)
  //    flags: mmap_flags = 0x28011 (8 bytes)
  //    fd: fd (resource)
  //    offset: intptr = 0x0 (8 bytes)
  //  ]
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0xb36000,
          /*prot=PROT_SEM|PROT_WRITE*/ 0xaul,
          /*flags=MAP_STACK|MAP_POPULATE|MAP_FIXED|MAP_SHARED*/ 0x28011ul,
          /*fd=*/r[0], /*offset=*/0ul);
  //  syz_mount_image$exfat arguments: [
  //    fs: ptr[in, buffer] {
  //      buffer: {65 78 66 61 74 00} (length 0x6)
  //    }
  //    dir: ptr[in, buffer] {
  //      buffer: {13 13 77 c5 fc 35 d4 14 54 d5 d4 1d 29 ad 1a 60 29 59 81 46
  //      e6 be 16 6e 41 ad 0d bd 40 54 03 3c 9f 33 bb da 82 24 a2 f3 d7 72 e7
  //      63 6e 48 b3 3c bf 70 83 72 e8 f1 b9 93 3e c5 12 77 43 be 22 06 20 9e
  //      f0 2d f9 cb f2 f6 e8 80 d3 38 2f 00} (length 0x4e)
  //    }
  //    flags: mount_flags = 0x2000084c (8 bytes)
  //    opts: ptr[inout, array[ANYUNION]] {
  //      array[ANYUNION] {
  //        union ANYUNION {
  //          ANYBLOB: buffer: {69 6f 63 68 61 72 73 65 74 3d 61 73 63 69 69 2c
  //          64 69 73 63 61 72 64 2c 64 6d 61 73 6b 3d 30 30 30 30 30 30 30 30
  //          30 30 30 30 30 30 30 30 30 30 30 30 30 30 37 2c 75 69 64 3d}
  //          (length 0x3a)
  //        }
  //        union ANYUNION {
  //          ANYRESHEX: ANYRES64 (resource)
  //        }
  //        union ANYUNION {
  //          ANYRES8: ANYRES8 (resource)
  //        }
  //        union ANYUNION {
  //          ANYRESHEX: ANYRES64 (resource)
  //        }
  //        union ANYUNION {
  //          ANYBLOB: buffer: {56 96 bd 20 54 ed c7 ca db bc 09 1b 37 fe 88 02
  //          f8 d4 73 80 60 92 59 a7 01 b0 2c bf da 27 fc 3a 84 54 67 b8 d6 5a
  //          4a 36 8b 57 f2 f1 12 68 60 00 3e 90 b6 d7 f2 ce e6 7e 00 cf}
  //          (length 0x3a)
  //        }
  //        union ANYUNION {
  //          ANYRESHEX: ANYRES64 (resource)
  //        }
  //        union ANYUNION {
  //          ANYBLOB: buffer: {2c 64 69 73 63 61 72 64 2c 00 fb 27 83 30 ab 3b
  //          48 84 d3 6a df 69 08 d1 1f 57 83 20 35 e9 6a 15 13 23 11 40 da 18
  //          2c a7 7a ee dc 49 2b bc 50 1d 94 f8 54 a7 e2 69 09 bd e6 e6 98 d7
  //          2a 15 ec 80 8a 86 c2 5d} (length 0x44)
  //        }
  //      }
  //    }
  //    chdir: int8 = 0x81 (1 bytes)
  //    size: len = 0x14f3 (8 bytes)
  //    img: ptr[in, buffer] {
  //      buffer: (compressed buffer with length 0x14f3)
  //    }
  //  ]
  //  returns fd_dir
  NONFAILING(memcpy((void*)0x200000000400, "exfat\000", 6));
  NONFAILING(
      memcpy((void*)0x200000000240,
             "\023\023w\305\3745\324\024T\325\324\035)\255\032`)"
             "Y\201F\346\276\026nA\255\r\275@T\003<\2373\273\332\202$"
             "\242\363\327r\347cnH\263<\277p\203r\350\361\271\223>"
             "\305\022wC\276\"\006 \236\360-\371\313\362\366\350\200\3238/\000",
             78));
  NONFAILING(
      memcpy((void*)0x200000000c00,
             "iocharset=ascii,discard,dmask=00000000000000000000007,uid=", 58));
  NONFAILING(sprintf((char*)0x200000000c3a, "0x%016llx", (long long)r[0]));
  NONFAILING(*(uint8_t*)0x200000000c4c = r[0]);
  NONFAILING(sprintf((char*)0x200000000c4d, "0x%016llx", (long long)-1));
  NONFAILING(
      memcpy((void*)0x200000000c5f,
             "\x56\x96\xbd\x20\x54\xed\xc7\xca\xdb\xbc\x09\x1b\x37\xfe\x88\x02"
             "\xf8\xd4\x73\x80\x60\x92\x59\xa7\x01\xb0\x2c\xbf\xda\x27\xfc\x3a"
             "\x84\x54\x67\xb8\xd6\x5a\x4a\x36\x8b\x57\xf2\xf1\x12\x68\x60\x00"
             "\x3e\x90\xb6\xd7\xf2\xce\xe6\x7e\x00\xcf",
             58));
  NONFAILING(sprintf((char*)0x200000000c99, "0x%016llx", (long long)0xee00));
  NONFAILING(memcpy(
      (void*)0x200000000cab,
      "\x2c\x64\x69\x73\x63\x61\x72\x64\x2c\x00\xfb\x27\x83\x30\xab\x3b\x48\x84"
      "\xd3\x6a\xdf\x69\x08\xd1\x1f\x57\x83\x20\x35\xe9\x6a\x15\x13\x23\x11\x40"
      "\xda\x18\x2c\xa7\x7a\xee\xdc\x49\x2b\xbc\x50\x1d\x94\xf8\x54\xa7\xe2\x69"
      "\x09\xbd\xe6\xe6\x98\xd7\x2a\x15\xec\x80\x8a\x86\xc2\x5d",
      68));
  NONFAILING(memcpy(
      (void*)0x200000001580,
      "\x78\x9c\xec\xdc\x0b\x98\x8e\x55\xbb\x38\xf0\x75\xaf\xb5\x1e\xc6\x34\xe9"
      "\x6d\x92\xc3\xb0\xee\x75\x3f\xbc\x69\x68\x99\x24\xc9\x21\xa7\x1c\x92\x24"
      "\x09\x49\x4e\x09\x49\x93\x24\x09\x89\x71\x96\x34\x24\x21\xc7\x49\x72\x18"
      "\x92\xe4\x30\x8d\x49\xe3\x7c\x3e\xe4\x9c\x34\xf9\xa4\x49\x92\x90\x90\x64"
      "\xfd\x2f\xd5\xde\xbe\x6f\xf7\x7d\xbb\xbd\xff\xdf\xf7\xff\xdb\xd7\x9e\xfb"
      "\x77\x5d\xeb\xb2\x6e\xcf\x73\xdf\xef\x5a\x73\xcf\x35\xef\x7a\xde\xeb\x9a"
      "\xf9\xb6\xd7\x98\x7a\x2d\xeb\xd7\x6e\x46\x44\xe2\x9f\x02\xbf\xfd\x93\x22"
      "\x84\x88\x11\x42\x8c\x10\x42\x5c\x27\x84\x08\x84\x10\x15\xe3\x2b\xc6\x5f"
      "\xbe\x5e\x40\x41\xca\x3f\xf7\x22\xec\x5f\xab\x79\xfa\xd5\x5e\x01\xbb\x9a"
      "\xb8\xff\x79\x1b\xf7\x3f\x6f\xe3\xfe\xe7\x6d\xdc\xff\xbc\x8d\xfb\x9f\xb7"
      "\x71\xff\xf3\x36\xee\x7f\xde\xc6\xfd\x67\x2c\x2f\xdb\x31\xaf\xd8\xf5\x3c"
      "\xf2\xee\xe0\xcf\xff\xf3\x32\x7e\xff\xff\x5f\x24\xb7\xdc\xd4\x2f\x37\x95"
      "\xbb\xb1\xf7\x7f\x23\x85\xfb\x9f\xb7\x71\xff\xf3\x36\xee\x7f\xde\xc6\xfd"
      "\xcf\xdb\xb8\xff\x79\x1b\xf7\xff\x7f\xbf\x5a\xff\xc9\x35\xee\x7f\xde\xc6"
      "\xfd\x67\x2c\x2f\xbb\xda\x9f\x3f\xf3\xb8\xba\xe3\x6a\x7f\xff\x31\xc6\x18"
      "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31"
      "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63"
      "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6"
      "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c"
      "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18"
      "\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31"
      "\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\xcb"
      "\x1b\xce\xfb\x2b\xb4\x10\xe2\xdf\xe6\xff\x30\xe1\xe7\x3f\xbb\x81\x31\xc6"
      "\x18\x63\x8c\x31\xc6\x18\x63\xff\xd3\xf8\xfc\x57\x7b\x05\x8c\x31\xc6\x18"
      "\x63\x8c\x31\xc6\x18\xfb\x7f\x0f\x84\x14\x4a\x68\x11\x88\x7c\x22\xbf\x88"
      "\x11\x05\x44\xac\xb8\x46\xc4\x89\x6b\x45\x41\x71\x9d\x88\x88\xeb\x45\xbc"
      "\xb8\x41\x14\x12\x37\x8a\xc2\xa2\x88\x28\x2a\x8a\x89\x04\x51\x5c\x94\x10"
      "\x46\xa0\xb0\x82\x44\x28\x4a\x8a\x52\x22\x2a\x6e\x12\xa5\xc5\xcd\x22\x51"
      "\x94\x11\x65\xc5\x2d\xc2\x89\x72\x22\x49\xdc\x2a\xca\x8b\xdb\x44\x05\x71"
      "\xbb\xa8\x28\xee\x10\x95\xc4\x9d\xa2\xb2\xa8\x22\xaa\x8a\x6a\xe2\x2e\x51"
      "\x5d\xd4\x10\x35\x45\x2d\x51\x5b\xdc\x2d\xea\x88\xba\xa2\x9e\xa8\x2f\xee"
      "\x11\x0d\xc4\xbd\xa2\xa1\xb8\x4f\x34\x12\xf7\x8b\xc6\xe2\x01\xd1\x44\x3c"
      "\x28\x9a\x8a\x87\x44\x33\xd1\x5c\xb4\x10\x0f\x8b\x96\xe2\x11\xd1\x4a\x3c"
      "\x2a\x5a\x8b\x36\xa2\xad\x68\x27\xda\xff\x5f\xe5\xbf\x28\xfa\x89\x97\x44"
      "\x7f\x31\x40\xa4\x88\x81\x62\x90\x18\x2c\x86\x88\xa1\x62\x98\x18\x2e\x46"
      "\x88\x97\xc5\x48\xf1\x8a\x18\x25\x5e\x15\xa9\x62\xb4\x18\x23\x5e\x13\x63"
      "\xc5\xeb\x62\x9c\x78\x43\x8c\x17\x13\xc4\x44\xf1\xa6\x98\x24\x26\x8b\x29"
      "\x62\xaa\x98\x26\xa6\x8b\x34\xf1\x96\x98\x21\xde\x16\x33\xc5\x3b\x62\x96"
      "\x98\x2d\xe6\x88\xb9\x22\x5d\xcc\x13\xf3\xc5\xbb\x62\x81\x78\x4f\x2c\x14"
      "\xef\x8b\x45\xe2\x03\xb1\x58\x2c\x11\x4b\xc5\x32\x91\x21\x3e\x14\x99\x62"
      "\xb9\xc8\x12\x1f\x89\x15\xe2\x63\x91\x2d\x56\x8a\x55\x62\xb5\x58\x23\xd6"
      "\x8a\x75\x62\xbd\xd8\x20\x36\x8a\x4d\x62\xb3\xd8\x22\xb6\x8a\x6d\x62\xbb"
      "\xd8\x21\x3e\x11\x3b\xc5\x2e\xb1\x5b\xec\x11\x7b\xc5\x3e\xb1\x5f\x7c\x2a"
      "\x0e\x88\xcf\xc4\x41\xf1\xb9\xc8\x11\x5f\xfc\x37\xf3\xcf\xfd\x87\xfc\xde"
      "\x20\x40\x80\x04\x09\x1a\x34\xe4\x83\x7c\x10\x03\x31\x10\x0b\xb1\x10\x07"
      "\x71\x50\x10\x0a\x42\x04\x22\x10\x0f\xf1\x50\x08\x0a\x41\x61\x28\x0c\x45"
      "\xa1\x28\x24\x40\x02\x94\x80\x12\x80\x80\x40\x40\x50\x12\x4a\x42\x14\xa2"
      "\x50\x1a\x4a\x43\x22\x24\x42\x59\x28\x0b\x0e\x1c\x24\x41\x12\x94\x87\xdb"
      "\xa0\x02\x54\x80\x8a\x50\x11\x2a\x41\x25\xa8\x0c\x55\xa0\x0a\x54\x83\x6a"
      "\x50\x1d\xaa\x43\x4d\xa8\x09\xb5\xa1\x36\xd4\x81\x3a\x50\x0f\xea\xc1\x3d"
      "\x70\x0f\xdc\x0b\x0d\xa1\x21\x34\x82\x46\xd0\x18\x1a\x43\x13\x68\x02\x4d"
      "\xa1\x29\x34\x83\x66\xd0\x02\x5a\x40\x4b\x68\x09\xad\xa0\x15\xb4\x86\xd6"
      "\xd0\x16\xda\x42\x7b\x68\x0f\x1d\xa0\x03\x74\x84\x8e\xd0\x19\x3a\x43\x17"
      "\xe8\x02\x5d\xa1\x2b\x24\x43\x32\x74\x83\x6e\xd0\x1d\xba\x43\x0f\xe8\x01"
      "\x3d\xa1\x27\xf4\x82\x5e\xd0\x1b\xfa\x40\x1f\x78\x11\x5e\x84\x97\xe0\x25"
      "\x18\x00\x75\xe4\x40\x18\x04\x83\x60\x08\x0c\x81\x61\x30\x1c\x86\xc3\xcb"
      "\x30\x12\x5e\x81\x57\xe0\x55\x48\x85\xd1\x30\x06\x5e\x83\xd7\xe0\x75\x18"
      "\x07\x67\x61\x3c\x4c\x80\x89\x30\x11\xaa\xcb\xc9\x30\x05\xa6\x02\xc9\xe9"
      "\x90\x06\x69\x30\x03\x66\xc0\x4c\x98\x09\xb3\x60\x36\xcc\x86\xb9\x90\x0e"
      "\xf3\x60\x3e\xcc\x87\x05\xf0\x1e\xbc\x07\xef\xc3\x22\xf8\x00\x3e\x80\x25"
      "\xb0\x04\x96\x41\x06\x64\x40\x26\x2c\x87\x2c\xc8\x82\x15\x70\x0e\xb2\x61"
      "\x25\xac\x82\xd5\xb0\x06\xd6\xc2\x1a\x58\x0f\x1b\x60\x3d\x6c\x82\xcd\xb0"
      "\x09\xb6\xc2\x56\xd8\x0e\xdb\xe1\x13\xf8\x04\x76\xc1\x2e\xd8\x03\x7b\x60"
      "\x1f\xec\x83\x4f\xe1\x53\xf8\x0c\x3e\x83\x54\xc8\x81\x1c\x38\x04\x87\xe0"
      "\x30\x1c\x86\x23\x70\x04\x72\x21\x17\x8e\xc2\x51\x38\x06\xc7\xe0\x38\x1c"
      "\x87\x13\x70\x02\x4e\xc2\x29\x38\x0d\xa7\xe0\x0c\x9c\x81\xb3\x70\x0e\xce"
      "\xc3\x79\xb8\x00\x17\xe0\x22\x3c\x9f\xf0\x75\x8b\x7d\x65\x36\xa6\x0a\x79"
      "\x99\x96\x5a\xe6\x93\xf9\x64\x8c\x8c\x91\xb1\x32\x56\xc6\xc9\x38\x59\x50"
      "\x16\x94\x11\x19\x91\xf1\x32\x5e\x16\x92\x85\x64\x61\x59\x58\x16\x95\x45"
      "\x65\x82\x4c\x90\x25\x64\x09\x89\x12\x25\xc9\x50\x96\x94\x25\x65\x54\x46"
      "\x65\x69\x59\x5a\x26\xca\x44\x59\x56\x96\x95\x4e\x3a\x99\x24\x93\x64\x79"
      "\x59\x5e\x56\x90\x15\x64\x45\x79\x87\xac\x24\xef\x94\x95\x65\x15\xd9\xc9"
      "\x55\x93\xd5\x64\x75\xd9\xd9\xd5\x94\xb5\x64\x6d\x59\x5b\xd6\x91\x75\x65"
      "\x3d\x59\x5f\xd6\x97\x0d\x64\x03\xd9\x50\x36\x94\x8d\x64\x23\xd9\x58\x36"
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      "\x5e\xb9\x4f\xee\x97\x9f\xca\x03\xf2\x33\x79\x50\x7e\x2e\x73\xe4\x17\xf2"
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      "\xa4\x9a\xa9\xe6\xaa\x85\x7a\x58\xb5\x54\x8f\xa8\x56\xea\x51\xd5\x5a\xb5"
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      "\xa8\x4b\xca\xab\xfe\x6a\x80\x4a\x51\x03\xd5\x20\x35\x58\x0d\x51\x43\xd5"
      "\x30\x35\x5c\x8d\x50\x2f\xab\x91\xea\x15\x35\x4a\xbd\xaa\x52\xd5\x68\x35"
      "\x46\xbd\xa6\xc6\xaa\xd7\xd5\x38\xf5\x86\x1a\xaf\x26\xa8\x89\xea\x4d\x35"
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      "\x7f\x21\xff\xed\xbf\x93\x3f\xea\xd7\x57\xdf\xae\x76\xa8\x4f\xd4\x4e\xb5"
      "\x4b\xed\x56\x7b\xd4\x5e\xb5\x4f\xed\x57\xfb\xd5\x01\x75\x40\x1d\x54\x07"
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      "\x51\x75\x54\x1d\x53\xc7\xd4\x71\x75\x5c\x9d\x50\x27\xd4\x49\x75\x4a\xfd"
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      "\xfc\xfd\x6b\x20\x34\x68\xa9\x95\xd6\x3a\xd0\xf9\x74\x7e\x1d\xa3\x0b\xe8"
      "\x58\x7d\x8d\x8e\xd3\xd7\xea\x82\xfa\x3a\x1d\xd1\xd7\xeb\x78\x7d\x83\x2e"
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      "\x45\x0f\xd2\x83\xf5\x10\x3d\x54\x0f\xd3\xc3\xf5\x08\xfd\xb2\x1e\xa9\x47"
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      "\xc7\xeb\xf1\x7a\xa2\x9e\xa8\x27\xe9\x49\x7a\x8a\x9e\xa2\xa7\xe9\x69\x3a"
      "\x4d\xa7\xe9\x19\x7a\x86\x9e\xa9\x67\xea\x59\x7a\x96\x9e\xa3\xe7\xe8\x74"
      "\x9d\xae\xe7\xeb\xf9\x7a\x81\x5e\xa0\x17\xea\x85\x7a\x91\x5e\xa4\x17\xeb"
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      "\xed\x76\xbb\xbd\x6e\xaf\xdb\xef\xf6\xbb\x03\xee\x80\x3b\xe8\x0e\xba\x1c"
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      "\xbf\xb8\x4b\xce\xbb\xb4\xc8\x5b\x91\x19\x91\xb7\x23\x33\x23\xef\x44\x66"
      "\x45\x66\x47\xe6\x44\xe6\x46\xd2\x23\xf3\x22\xf3\x23\xef\x46\x16\x44\xde"
      "\x8b\x2c\x8c\xbc\x1f\x59\x14\xf9\x20\xb2\x38\xb2\x24\xb2\x34\xb2\x2c\x92"
      "\x11\xf9\x30\x92\x19\x59\x1e\xc9\x8a\x7c\x14\x59\x11\xf9\x38\x92\x1d\x59"
      "\x19\x59\x15\x59\x1d\x59\x13\x59\x1b\xf1\xbe\xf8\xce\xd0\x97\xf4\xa5\x7c"
      "\xd4\xdf\xe4\x4b\xfb\x9b\x7d\xa2\x2f\xe3\xcb\xfa\x5b\xbc\xf3\xe5\x7c\x92"
      "\xbf\xd5\x97\xf7\xb7\xf9\x0a\xfe\x76\x5f\xd1\xdf\xe1\x2b\xf9\x3b\x7d\x65"
      "\x5f\xc5\x57\xf5\x8f\xfa\xd6\xbe\x8d\x6f\xeb\xdb\xf9\xf6\xfe\x31\xdf\xc1"
      "\x3f\xee\x3b\xfa\x4e\xbe\xb3\x7f\xc2\x77\xf1\x4f\xfa\xae\xfe\x29\x9f\xec"
      "\x9f\xf6\xdd\xfc\x33\xbe\xbb\x7f\xd6\xf7\xf0\xcf\xf9\x9e\xfe\x79\xdf\xcb"
      "\xbf\xe0\x7b\xfb\x3e\xbe\xaf\x7f\xd1\xf7\xf3\x2f\xf9\xfe\x7e\x80\x4f\xf1"
      "\x03\xfd\x20\x3f\xd8\x0f\xf1\x43\xfd\x30\x3f\xdc\x8f\xf0\x2f\xfb\x91\xfe"
      "\x15\x3f\xca\xbf\xea\x53\xfd\x68\x3f\xc6\xbf\xe6\xc7\xfa\xd7\xfd\x38\xff"
      "\x86\x1f\xef\x27\xf8\x89\xfe\x4d\x3f\xc9\x4f\xf6\x53\xfc\x54\x3f\xcd\x4f"
      "\xf7\x69\xfe\x2d\x3f\xc3\xbf\xed\x67\xfa\x77\xfc\x2c\x3f\xdb\xcf\xf1\x73"
      "\x7d\xba\x9f\xe7\xe7\xfb\x77\xfd\x02\xff\x9e\x5f\xe8\xdf\xf7\x8b\xfc\x07"
      "\x7e\xb1\x5f\xe2\x97\xfa\x65\x3e\xc3\x7f\xe8\x33\xfd\x72\x9f\xe5\x3f\xf2"
      "\x2b\xfc\xc7\x3e\xdb\xaf\xf4\xab\xfc\x6a\xbf\xc6\xaf\xf5\xeb\xfc\x7a\xbf"
      "\xc1\x6f\xf4\x9b\xfc\x66\xbf\xc5\x6f\xf5\xdb\xfc\x76\xbf\xc3\x7f\xe2\x77"
      "\xfa\x5d\x7e\xb7\xdf\xe3\xf7\xfa\x7d\x7e\xbf\xff\xd4\x1f\xf0\x9f\xf9\x83"
      "\xfe\x73\x9f\xe3\xbf\xf0\x87\xfc\x5f\xfc\x61\xff\xa5\x3f\xe2\xbf\xf2\xb9"
      "\xfe\x6b\x7f\xd4\x7f\xe3\x8f\xf9\x6f\xfd\x71\xff\x9d\x3f\xe1\xbf\xf7\x27"
      "\xfd\x29\x7f\xda\xff\xe0\xcf\xf8\x1f\xfd\x59\x7f\xce\x9f\xf7\x3f\xf9\x0b"
      "\xfe\x67\x7f\xd1\xff\xe2\x2f\xf1\xaf\xa4\x31\xc6\x18\x63\x8c\xfd\x97\xa8"
      "\x3f\xb9\x3e\xf0\xef\xfc\x9f\xfc\x7d\x5c\x36\x48\x08\x71\xed\xae\x62\xb9"
      "\xff\xb1\xe6\x96\xc2\xbf\xcd\x87\xca\x84\x2e\x11\x21\xc4\xd3\x03\x7a\x35"
      "\xff\xb7\x51\xa7\x4e\x4a\x4a\xca\xef\xf7\x66\x2b\x11\x94\x5a\x22\x84\x88"
      "\x5c\xc9\xcf\x27\xae\xc4\x2b\x45\x67\xf1\xa4\x48\x16\x9d\x44\xf9\xbf\xbb"
      "\xbe\xa1\xb2\xcf\x05\xfa\x93\xfa\xd1\x3b\x84\x88\xfd\xab\x9c\x18\x71\x25"
      "\xbe\x52\xff\xb6\x7f\x50\xff\xb1\x27\x26\x66\x56\x0a\xcf\xc7\xff\x27\xf5"
      "\x97\x08\x91\x58\xea\x4a\x4e\x01\x71\x25\xbe\x52\xbf\xc2\x3f\xa8\x5f\xa4"
      "\xc3\x9f\xac\xbf\xc0\x97\x69\x42\x74\xfc\xab\x9c\x38\x71\x25\xbe\x52\x3f"
      "\x49\x3c\x2e\x9e\x11\xc9\x7f\x73\x27\x63\x8c\x31\xc6\x18\x63\x8c\x31\xf6"
      "\x9b\xa1\xb2\x6a\x8f\x3f\x7b\x7e\xbe\xfc\x7c\x9e\xa0\xaf\xe4\xe4\x17\x57"
      "\xe2\x3f\x7b\x3e\x67\x8c\x31\xc6\x18\x63\x8c\x31\xc6\xd8\xd5\xf7\x5c\x9f"
      "\xbe\x4f\x3d\x96\x9c\xdc\xa9\x07\x4f\x78\xc2\x13\x9e\xfc\xfb\xe4\x6a\xff"
      "\x64\x62\x8c\x31\xc6\x18\x63\x8c\xfd\xab\x5d\x39\xf4\x5f\xed\x95\x30\xc6"
      "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c"
      "\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18"
      "\x63\x79\xd7\xff\x8f\x3f\x27\x76\xb5\xf7\xc8\x18\x63\x8c\x31\xc6\x18\x63"
      "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6"
      "\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\x63\x8c"
      "\x31\xc6\x18\x63\x8c\x5d\x6d\xff\x27\x00\x00\xff\xff\x2c\x76\x40\xb9",
      5363));
  NONFAILING(syz_mount_image(
      /*fs=*/0x200000000400, /*dir=*/0x200000000240,
      /*flags=MS_NOEXEC|MS_NODIRATIME|MS_NODEV|MS_MANDLOCK|0x20000000*/
      0x2000084c, /*opts=*/0x200000000c00, /*chdir=*/0x81, /*size=*/0x14f3,
      /*img=*/0x200000001580));
  //  bpf$PROG_LOAD arguments: [
  //    cmd: const = 0x5 (8 bytes)
  //    arg: ptr[in, bpf_prog_t[flags[bpf_prog_type, int32],
  //    bpf_prog_attach_types, bpf_btf_id[opt], fd_bpf_prog[opt]]] {
  //      bpf_prog_t[flags[bpf_prog_type, int32], bpf_prog_attach_types,
  //      bpf_btf_id[opt], fd_bpf_prog[opt]] {
  //        type: bpf_prog_type = 0x1 (4 bytes)
  //        ninsn: bytesize8 = 0x3 (4 bytes)
  //        insns: ptr[inout, array[ANYUNION]] {
  //          array[ANYUNION] {
  //            union ANYUNION {
  //              ANYBLOB: buffer: {85 00 00 00 2e 00 00 00 84 00 00 00 00 00 00
  //              00} (length 0x10)
  //            }
  //          }
  //        }
  //        license: nil
  //        loglev: int32 = 0x0 (4 bytes)
  //        logsize: len = 0x0 (4 bytes)
  //        log: nil
  //        kern_version: bpf_kern_version = 0x0 (4 bytes)
  //        flags: bpf_prog_load_flags = 0x0 (4 bytes)
  //        prog_name: buffer: {00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00}
  //        (length 0x10) prog_ifindex: ifindex (resource) expected_attach_type:
  //        union bpf_prog_attach_types {
  //          fallback: bpf_attach_types = 0x0 (4 bytes)
  //        }
  //        btf_fd: fd_btf (resource)
  //        func_info_rec_size: const = 0x8 (4 bytes)
  //        func_info: nil
  //        func_info_cnt: len = 0x0 (4 bytes)
  //        line_info_rec_size: const = 0x10 (4 bytes)
  //        line_info: nil
  //        line_info_cnt: len = 0x0 (4 bytes)
  //        attach_btf_id: bpf_btf_id (resource)
  //        attach_prog_fd: fd_bpf_prog (resource)
  //        core_relo_cnt: len = 0x0 (4 bytes)
  //        fd_array: nil
  //        core_relos: nil
  //        core_relo_rec_size: const = 0x10 (4 bytes)
  //        log_true_size: int32 = 0x0 (4 bytes)
  //        prog_token_fd: union _bpf_prog_t[flags[bpf_prog_type, int32],
  //        bpf_prog_attach_types, bpf_btf_id[opt],
  //        fd_bpf_prog[opt]]_prog_token_fd_wrapper {
  //          void: buffer: {} (length 0x0)
  //        }
  //        pad: union _bpf_prog_t[flags[bpf_prog_type, int32],
  //        bpf_prog_attach_types, bpf_btf_id[opt],
  //        fd_bpf_prog[opt]]_pad_wrapper {
  //          value: const = 0x0 (4 bytes)
  //        }
  //      }
  //    }
  //    size: len = 0x94 (8 bytes)
  //  ]
  //  returns fd_bpf_prog
  NONFAILING(*(uint32_t*)0x200000000100 = 1);
  NONFAILING(*(uint32_t*)0x200000000104 = 3);
  NONFAILING(*(uint64_t*)0x200000000108 = 0x200000001fd8);
  NONFAILING(memcpy(
      (void*)0x200000001fd8,
      "\x85\x00\x00\x00\x2e\x00\x00\x00\x84\x00\x00\x00\x00\x00\x00\x00", 16));
  NONFAILING(*(uint64_t*)0x200000000110 = 0);
  NONFAILING(*(uint32_t*)0x200000000118 = 0);
  NONFAILING(*(uint32_t*)0x20000000011c = 0);
  NONFAILING(*(uint64_t*)0x200000000120 = 0);
  NONFAILING(*(uint32_t*)0x200000000128 = 0);
  NONFAILING(*(uint32_t*)0x20000000012c = 0);
  NONFAILING(memset((void*)0x200000000130, 0, 16));
  NONFAILING(*(uint32_t*)0x200000000140 = 0);
  NONFAILING(*(uint32_t*)0x200000000144 = 0);
  NONFAILING(*(uint32_t*)0x200000000148 = -1);
  NONFAILING(*(uint32_t*)0x20000000014c = 8);
  NONFAILING(*(uint64_t*)0x200000000150 = 0);
  NONFAILING(*(uint32_t*)0x200000000158 = 0);
  NONFAILING(*(uint32_t*)0x20000000015c = 0x10);
  NONFAILING(*(uint64_t*)0x200000000160 = 0);
  NONFAILING(*(uint32_t*)0x200000000168 = 0);
  NONFAILING(*(uint32_t*)0x20000000016c = 0);
  NONFAILING(*(uint32_t*)0x200000000170 = -1);
  NONFAILING(*(uint32_t*)0x200000000174 = 0);
  NONFAILING(*(uint64_t*)0x200000000178 = 0);
  NONFAILING(*(uint64_t*)0x200000000180 = 0);
  NONFAILING(*(uint32_t*)0x200000000188 = 0x10);
  NONFAILING(*(uint32_t*)0x20000000018c = 0);
  NONFAILING(*(uint32_t*)0x200000000190 = 0);
  syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0x200000000100ul, /*size=*/0x94ul);
  //  syz_mount_image$vfat arguments: [
  //    fs: ptr[in, buffer] {
  //      buffer: {76 66 61 74 00} (length 0x5)
  //    }
  //    dir: ptr[in, buffer] {
  //      buffer: {13 13 77 c5 fc 35 d4 14 54 d5 d4 1d 29 ad 1a 60 29 59 81 46
  //      e6 be 16 6e 41 ad 0d bd 40 54 03 3c 9f 33 bb da 82 24 a2 f3 d7 72 e7
  //      63 6e 48 b3 3c bf 70 83 72 e8 f1 b9 93 3e c5 12 77 43 be 22 06 20 9e
  //      f0 2d f9 cb f2 f6 e8 80 d3 38 2f 00} (length 0x4e)
  //    }
  //    flags: mount_flags = 0x399446c (8 bytes)
  //    opts: nil
  //    chdir: int8 = 0x1 (1 bytes)
  //    size: len = 0x0 (8 bytes)
  //    img: ptr[in, buffer] {
  //      buffer: (compressed buffer with length 0x0)
  //    }
  //  ]
  //  returns fd_dir
  NONFAILING(memcpy((void*)0x200000000140, "vfat\000", 5));
  NONFAILING(
      memcpy((void*)0x200000000080,
             "\023\023w\305\3745\324\024T\325\324\035)\255\032`)"
             "Y\201F\346\276\026nA\255\r\275@T\003<\2373\273\332\202$"
             "\242\363\327r\347cnH\263<\277p\203r\350\361\271\223>"
             "\305\022wC\276\"\006 \236\360-\371\313\362\366\350\200\3238/\000",
             78));
  NONFAILING(syz_mount_image(
      /*fs=*/0x200000000140, /*dir=*/0x200000000080,
      /*flags=MS_LAZYTIME|MS_I_VERSION|MS_SHARED|MS_SLAVE|MS_POSIXACL|MS_REC|MS_STRICTATIME|0x46c*/
      0x399446c, /*opts=*/0, /*chdir=*/1, /*size=*/0, /*img=*/0x200000000080));
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  setup_sysctl();
  const char* reason;
  (void)reason;
  install_segv_handler();
  loop();
  return 0;
}