// https://syzkaller.appspot.com/bug?id=f34aaaca22b6590b45be3c10114cf04f402cfdc0
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <arpa/inet.h>
#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <net/if.h>
#include <netinet/in.h>
#include <pthread.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/socket.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/futex.h>
#include <linux/genetlink.h>
#include <linux/if_addr.h>
#include <linux/if_link.h>
#include <linux/in6.h>
#include <linux/loop.h>
#include <linux/neighbour.h>
#include <linux/net.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/veth.h>

#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 void use_temporary_dir(void)
{
  char tmpdir_template[] = "./syzkaller.XXXXXX";
  char* tmpdir = mkdtemp(tmpdir_template);
  if (!tmpdir)
    exit(1);
  if (chmod(tmpdir, 0777))
    exit(1);
  if (chdir(tmpdir))
    exit(1);
}

static void thread_start(void* (*fn)(void*), void* arg)
{
  pthread_t th;
  pthread_attr_t attr;
  pthread_attr_init(&attr);
  pthread_attr_setstacksize(&attr, 128 << 10);
  int i = 0;
  for (; i < 100; i++) {
    if (pthread_create(&th, &attr, fn, arg) == 0) {
      pthread_attr_destroy(&attr);
      return;
    }
    if (errno == EAGAIN) {
      usleep(50);
      continue;
    }
    break;
  }
  exit(1);
}

typedef struct {
  int state;
} event_t;

static void event_init(event_t* ev)
{
  ev->state = 0;
}

static void event_reset(event_t* ev)
{
  ev->state = 0;
}

static void event_set(event_t* ev)
{
  if (ev->state)
    exit(1);
  __atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE);
  syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000);
}

static void event_wait(event_t* ev)
{
  while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
    syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0);
}

static int event_isset(event_t* ev)
{
  return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE);
}

static int event_timedwait(event_t* ev, uint64_t timeout)
{
  uint64_t start = current_time_ms();
  uint64_t now = start;
  for (;;) {
    uint64_t remain = timeout - (now - start);
    struct timespec ts;
    ts.tv_sec = remain / 1000;
    ts.tv_nsec = (remain % 1000) * 1000 * 1000;
    syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts);
    if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE))
      return 1;
    now = current_time_ms();
    if (now - start > timeout)
      return 0;
  }
}

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;
}

struct nlmsg {
  char* pos;
  int nesting;
  struct nlattr* nested[8];
  char buf[4096];
};

static void netlink_init(struct nlmsg* nlmsg, int typ, int flags,
                         const void* data, int size)
{
  memset(nlmsg, 0, sizeof(*nlmsg));
  struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
  hdr->nlmsg_type = typ;
  hdr->nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK | flags;
  memcpy(hdr + 1, data, size);
  nlmsg->pos = (char*)(hdr + 1) + NLMSG_ALIGN(size);
}

static void netlink_attr(struct nlmsg* nlmsg, int typ, const void* data,
                         int size)
{
  struct nlattr* attr = (struct nlattr*)nlmsg->pos;
  attr->nla_len = sizeof(*attr) + size;
  attr->nla_type = typ;
  if (size > 0)
    memcpy(attr + 1, data, size);
  nlmsg->pos += NLMSG_ALIGN(attr->nla_len);
}

static void netlink_nest(struct nlmsg* nlmsg, int typ)
{
  struct nlattr* attr = (struct nlattr*)nlmsg->pos;
  attr->nla_type = typ;
  nlmsg->pos += sizeof(*attr);
  nlmsg->nested[nlmsg->nesting++] = attr;
}

static void netlink_done(struct nlmsg* nlmsg)
{
  struct nlattr* attr = nlmsg->nested[--nlmsg->nesting];
  attr->nla_len = nlmsg->pos - (char*)attr;
}

static int netlink_send_ext(struct nlmsg* nlmsg, int sock, uint16_t reply_type,
                            int* reply_len, bool dofail)
{
  if (nlmsg->pos > nlmsg->buf + sizeof(nlmsg->buf) || nlmsg->nesting)
    exit(1);
  struct nlmsghdr* hdr = (struct nlmsghdr*)nlmsg->buf;
  hdr->nlmsg_len = nlmsg->pos - nlmsg->buf;
  struct sockaddr_nl addr;
  memset(&addr, 0, sizeof(addr));
  addr.nl_family = AF_NETLINK;
  ssize_t n = sendto(sock, nlmsg->buf, hdr->nlmsg_len, 0,
                     (struct sockaddr*)&addr, sizeof(addr));
  if (n != (ssize_t)hdr->nlmsg_len) {
    if (dofail)
      exit(1);
    return -1;
  }
  n = recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
  if (reply_len)
    *reply_len = 0;
  if (n < 0) {
    if (dofail)
      exit(1);
    return -1;
  }
  if (n < (ssize_t)sizeof(struct nlmsghdr)) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  if (hdr->nlmsg_type == NLMSG_DONE)
    return 0;
  if (reply_len && hdr->nlmsg_type == reply_type) {
    *reply_len = n;
    return 0;
  }
  if (n < (ssize_t)(sizeof(struct nlmsghdr) + sizeof(struct nlmsgerr))) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  if (hdr->nlmsg_type != NLMSG_ERROR) {
    errno = EINVAL;
    if (dofail)
      exit(1);
    return -1;
  }
  errno = -((struct nlmsgerr*)(hdr + 1))->error;
  return -errno;
}

static int netlink_send(struct nlmsg* nlmsg, int sock)
{
  return netlink_send_ext(nlmsg, sock, 0, NULL, true);
}

static int netlink_query_family_id(struct nlmsg* nlmsg, int sock,
                                   const char* family_name, bool dofail)
{
  struct genlmsghdr genlhdr;
  memset(&genlhdr, 0, sizeof(genlhdr));
  genlhdr.cmd = CTRL_CMD_GETFAMILY;
  netlink_init(nlmsg, GENL_ID_CTRL, 0, &genlhdr, sizeof(genlhdr));
  netlink_attr(nlmsg, CTRL_ATTR_FAMILY_NAME, family_name,
               strnlen(family_name, GENL_NAMSIZ - 1) + 1);
  int n = 0;
  int err = netlink_send_ext(nlmsg, sock, GENL_ID_CTRL, &n, dofail);
  if (err < 0) {
    return -1;
  }
  uint16_t id = 0;
  struct nlattr* attr = (struct nlattr*)(nlmsg->buf + NLMSG_HDRLEN +
                                         NLMSG_ALIGN(sizeof(genlhdr)));
  for (; (char*)attr < nlmsg->buf + n;
       attr = (struct nlattr*)((char*)attr + NLMSG_ALIGN(attr->nla_len))) {
    if (attr->nla_type == CTRL_ATTR_FAMILY_ID) {
      id = *(uint16_t*)(attr + 1);
      break;
    }
  }
  if (!id) {
    errno = EINVAL;
    return -1;
  }
  recv(sock, nlmsg->buf, sizeof(nlmsg->buf), 0);
  return id;
}

static void netlink_add_device_impl(struct nlmsg* nlmsg, const char* type,
                                    const char* name, bool up)
{
  struct ifinfomsg hdr;
  memset(&hdr, 0, sizeof(hdr));
  if (up)
    hdr.ifi_flags = hdr.ifi_change = IFF_UP;
  netlink_init(nlmsg, RTM_NEWLINK, NLM_F_EXCL | NLM_F_CREATE, &hdr,
               sizeof(hdr));
  if (name)
    netlink_attr(nlmsg, IFLA_IFNAME, name, strlen(name));
  netlink_nest(nlmsg, IFLA_LINKINFO);
  netlink_attr(nlmsg, IFLA_INFO_KIND, type, strlen(type));
}

static void netlink_device_change(struct nlmsg* nlmsg, int sock,
                                  const char* name, bool up, const char* master,
                                  const void* mac, int macsize,
                                  const char* new_name)
{
  struct ifinfomsg hdr;
  memset(&hdr, 0, sizeof(hdr));
  if (up)
    hdr.ifi_flags = hdr.ifi_change = IFF_UP;
  hdr.ifi_index = if_nametoindex(name);
  netlink_init(nlmsg, RTM_NEWLINK, 0, &hdr, sizeof(hdr));
  if (new_name)
    netlink_attr(nlmsg, IFLA_IFNAME, new_name, strlen(new_name));
  if (master) {
    int ifindex = if_nametoindex(master);
    netlink_attr(nlmsg, IFLA_MASTER, &ifindex, sizeof(ifindex));
  }
  if (macsize)
    netlink_attr(nlmsg, IFLA_ADDRESS, mac, macsize);
  int err = netlink_send(nlmsg, sock);
  if (err < 0) {
  }
}

static struct nlmsg nlmsg;

//% 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;
}

#define FS_IOC_SETFLAGS _IOW('f', 2, long)
static void remove_dir(const char* dir)
{
  int iter = 0;
  DIR* dp = 0;
  const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW;

retry:
  while (umount2(dir, umount_flags) == 0) {
  }
  dp = opendir(dir);
  if (dp == NULL) {
    if (errno == EMFILE) {
      exit(1);
    }
    exit(1);
  }
  struct dirent* ep = 0;
  while ((ep = readdir(dp))) {
    if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0)
      continue;
    char filename[FILENAME_MAX];
    snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name);
    while (umount2(filename, umount_flags) == 0) {
    }
    struct stat st;
    if (lstat(filename, &st))
      exit(1);
    if (S_ISDIR(st.st_mode)) {
      remove_dir(filename);
      continue;
    }
    int i;
    for (i = 0;; i++) {
      if (unlink(filename) == 0)
        break;
      if (errno == EPERM) {
        int fd = open(filename, O_RDONLY);
        if (fd != -1) {
          long flags = 0;
          if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
          }
          close(fd);
          continue;
        }
      }
      if (errno == EROFS) {
        break;
      }
      if (errno != EBUSY || i > 100)
        exit(1);
      if (umount2(filename, umount_flags))
        exit(1);
    }
  }
  closedir(dp);
  for (int i = 0;; i++) {
    if (rmdir(dir) == 0)
      break;
    if (i < 100) {
      if (errno == EPERM) {
        int fd = open(dir, O_RDONLY);
        if (fd != -1) {
          long flags = 0;
          if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) {
          }
          close(fd);
          continue;
        }
      }
      if (errno == EROFS) {
        break;
      }
      if (errno == EBUSY) {
        if (umount2(dir, umount_flags))
          exit(1);
        continue;
      }
      if (errno == ENOTEMPTY) {
        if (iter < 100) {
          iter++;
          goto retry;
        }
      }
    }
    exit(1);
  }
}

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");
  if (symlink("/dev/binderfs", "./binderfs")) {
  }
}

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)
    ;
}

#define NL802154_CMD_SET_SHORT_ADDR 11
#define NL802154_ATTR_IFINDEX 3
#define NL802154_ATTR_SHORT_ADDR 10

static const char* setup_802154()
{
  const char* error = NULL;
  int sock_generic = -1;
  int sock_route = socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
  if (sock_route == -1) {
    error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) failed";
    goto fail;
  }
  sock_generic = socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC);
  if (sock_generic == -1) {
    error = "socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) failed";
    goto fail;
  }
  {
    int nl802154_family_id =
        netlink_query_family_id(&nlmsg, sock_generic, "nl802154", true);
    if (nl802154_family_id < 0) {
      error = "netlink_query_family_id failed";
      goto fail;
    }
    for (int i = 0; i < 2; i++) {
      char devname[] = "wpan0";
      devname[strlen(devname) - 1] += i;
      uint64_t hwaddr = 0xaaaaaaaaaaaa0002 + (i << 8);
      uint16_t shortaddr = 0xaaa0 + i;
      int ifindex = if_nametoindex(devname);
      struct genlmsghdr genlhdr;
      memset(&genlhdr, 0, sizeof(genlhdr));
      genlhdr.cmd = NL802154_CMD_SET_SHORT_ADDR;
      netlink_init(&nlmsg, nl802154_family_id, 0, &genlhdr, sizeof(genlhdr));
      netlink_attr(&nlmsg, NL802154_ATTR_IFINDEX, &ifindex, sizeof(ifindex));
      netlink_attr(&nlmsg, NL802154_ATTR_SHORT_ADDR, &shortaddr,
                   sizeof(shortaddr));
      if (netlink_send(&nlmsg, sock_generic) < 0) {
        error = "NL802154_CMD_SET_SHORT_ADDR failed";
        goto fail;
      }
      netlink_device_change(&nlmsg, sock_route, devname, true, 0, &hwaddr,
                            sizeof(hwaddr), 0);
      if (i == 0) {
        netlink_add_device_impl(&nlmsg, "lowpan", "lowpan0", false);
        netlink_done(&nlmsg);
        netlink_attr(&nlmsg, IFLA_LINK, &ifindex, sizeof(ifindex));
        if (netlink_send(&nlmsg, sock_route) < 0) {
          error = "netlink: adding device lowpan0 type lowpan link wpan0";
          goto fail;
        }
      }
    }
  }
fail:
  close(sock_route);
  close(sock_generic);
  return error;
}

struct thread_t {
  int created, call;
  event_t ready, done;
};

static struct thread_t threads[16];
static void execute_call(int call);
static int running;

static void* thr(void* arg)
{
  struct thread_t* th = (struct thread_t*)arg;
  for (;;) {
    event_wait(&th->ready);
    event_reset(&th->ready);
    execute_call(th->call);
    __atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
    event_set(&th->done);
  }
  return 0;
}

static void execute_one(void)
{
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  int i, call, thread;
  for (call = 0; call < 4; call++) {
    for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0]));
         thread++) {
      struct thread_t* th = &threads[thread];
      if (!th->created) {
        th->created = 1;
        event_init(&th->ready);
        event_init(&th->done);
        event_set(&th->done);
        thread_start(thr, th);
      }
      if (!event_isset(&th->done))
        continue;
      event_reset(&th->done);
      th->call = call;
      __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
      event_set(&th->ready);
      event_timedwait(&th->done, 50 + (call == 0 ? 4000 : 0));
      break;
    }
  }
  for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++)
    sleep_ms(1);
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    char cwdbuf[32];
    sprintf(cwdbuf, "./%d", iter);
    if (mkdir(cwdbuf, 0777))
      exit(1);
    reset_loop();
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      if (chdir(cwdbuf))
        exit(1);
      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;
    }
    remove_dir(cwdbuf);
  }
}

uint64_t r[1] = {0xffffffffffffffff};

void execute_call(int call)
{
  intptr_t res = 0;
  switch (call) {
  case 0:
    NONFAILING(memcpy((void*)0x200000001500, "exfat\000", 6));
    NONFAILING(memcpy((void*)0x200000001540, "./file1\000", 8));
    NONFAILING(memcpy(
        (void*)0x200000002a80,
        "\x78\x9c\xec\xdd\x09\x74\x54\x45\xd6\x38\xf0\x7b\xab\xea\x41\x88\x11"
        "\xda\x88\x2c\x81\xaa\xba\x0f\x5a\x0c\x50\x22\x22\x22\x8b\x88\xc8\x22"
        "\x22\x22\x22\x2a\x22\x9b\x08\x88\x18\x11\x11\x11\x10\x21\x20\xbb\x08"
        "\x88\x08\xc8\x1a\x11\x59\x02\x02\x22\x4b\x84\x88\x61\xdf\xf7\x7d\x31"
        "\x32\x88\x88\x88\xc8\x26\x9b\x40\xfd\x4f\x5c\x86\x99\xcf\xf9\x8e\x33"
        "\xdf\xe8\x9f\x19\xb9\xbf\x73\xde\xe9\xba\xe7\xbd\x5b\xaf\xaa\x6f\x77"
        "\xba\xde\x3b\x9d\xe4\x9b\x0e\x83\xab\xd5\xaf\x5e\xb9\x1e\x11\xc1\xbf"
        "\x05\x7f\x7a\x48\x06\x80\x18\x00\xe8\x0b\x00\xb9\x00\x20\x00\x80\xd2"
        "\xf1\xa5\xe3\xb3\xf6\xe7\x90\x98\xfc\xef\x9d\x84\xfd\xbe\x1e\x49\xbd"
        "\xd2\x23\x60\x57\x12\xd7\xff\xea\xc6\xf5\xbf\xba\x71\xfd\xaf\x6e\x5c"
        "\xff\xab\x1b\xd7\xff\xea\xc6\xf5\xbf\xba\x71\xfd\xaf\x6e\x5c\x7f\xc6"
        "\xae\x66\x1b\xa7\xe6\xbf\x8e\xb7\xab\x77\xfb\xf7\xef\xff\xc7\xfc\xf4"
        "\xc0\xf7\xff\xff\x0b\xf1\xe7\xff\x9f\x42\xcc\xff\x35\x91\xeb\xff\x67"
        "\x73\x2a\xc7\xbf\x72\x34\xd7\xff\xcf\xe4\x92\xf7\xfe\x5f\x38\x3c\xf8"
        "\x03\x87\xc2\xfe\x2b\xf0\xfb\xff\xea\xc6\xf5\xff\x13\xfb\x27\x56\x85"
        "\x5c\xff\xab\x1b\xd7\xff\xea\xc6\xf5\x67\xec\x6a\x76\xa5\xef\x3f\xf3"
        "\xf6\xbb\x6d\x59\xeb\xbd\x7f\x39\xef\x4a\xbf\xfe\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\x63\x8c\x5d\x1d\xce\xfa\xcb\x14\x00\xfc\xd2\xbe\xd2\xe3\x62"
        "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\xd8\xef\xc7\x67\x07\x90\x57\x7a\x10"
        "\x8c\x31\xc6\x18\x63\x8c\x31\xc6\x18\xfb\x83\x21\x08\x90\xa0\x20\x80"
        "\x6c\x90\x1d\x62\x20\x07\xc4\xc2\x35\x10\x07\xd7\x42\x4e\xc8\x05\x11"
        "\xb8\x0e\xe2\xe1\x7a\xc8\x0d\x37\x40\x1e\xc8\x0b\xf9\x20\x3f\x24\x40"
        "\x01\x28\x08\x1a\x0c\x58\x20\x08\xa1\x10\x14\x86\x28\xdc\x08\x45\xe0"
        "\x26\x48\x84\xa2\x50\x0c\x8a\x83\x83\x9b\xa1\x04\xdc\x02\x25\xe1\x56"
        "\x28\x05\xb7\x41\x69\xb8\x1d\xca\xc0\x1d\x50\x16\xca\x41\x79\xa8\x00"
        "\x77\x42\x45\xb8\x0b\x2a\xc1\xdd\x50\x19\xee\x81\x2a\x50\x15\xaa\x41"
        "\x75\xb8\x17\x6a\xc0\x7d\x50\x13\xee\x87\x5a\xf0\x00\xd4\x86\x07\xa1"
        "\x0e\x3c\x04\x75\xe1\x61\xa8\x07\x8f\xc0\xa3\xf0\x18\xd4\x87\xc7\xa1"
        "\x01\x3c\x01\x0d\xa1\x11\x34\x86\x26\xd0\xf4\xff\x94\xff\x0a\x74\x81"
        "\x57\xa1\x2b\x74\x83\x64\xe8\x0e\x3d\xe0\x35\xe8\x09\xbd\xa0\x37\xf4"
        "\x81\xbe\xd0\x0f\xfa\xc3\xeb\x30\x00\xde\x80\x81\x30\x08\x06\xc3\x9b"
        "\x30\x04\xde\x82\xa1\xf0\x36\x0c\x83\xe1\x30\x02\xde\x81\x91\x30\x0a"
        "\x46\xc3\x18\x18\x0b\xe3\x20\x05\xde\x85\xf1\xf0\x1e\x4c\x80\xf7\x61"
        "\x22\x4c\x82\xc9\x30\x05\x52\x61\x2a\x4c\x83\x0f\x60\x3a\xcc\x80\x99"
        "\xf0\x21\xcc\x82\x8f\x60\x36\xcc\x81\xb9\x30\x0f\xd2\xe0\x63\x98\x0f"
        "\x0b\x20\x1d\x3e\x81\x85\xf0\x29\x64\xc0\x22\x58\x0c\x4b\x60\x29\x2c"
        "\x83\xe5\xb0\x02\x56\xc2\x2a\x58\x0d\x6b\x60\x2d\xac\x83\xf5\xb0\x01"
        "\x36\xc2\x26\xd8\x0c\x5b\x60\x2b\x6c\x83\xed\xb0\x03\x76\xc2\x2e\xd8"
        "\x0d\x7b\x60\x2f\x7c\x06\x99\xf0\xf9\xbf\x98\x7f\xe6\x7f\xe4\x77\x44"
        "\x40\x40\x81\x02\x15\x2a\xcc\x86\xd9\x30\x06\x63\x30\x16\x63\x31\x0e"
        "\xe3\x30\x27\xe6\xc4\x08\x46\x30\x1e\xe3\xfb\x01\xe6\xc6\x3c\x98\x07"
        "\xf3\x61\x3e\x4c\xc0\x04\x2c\x88\x05\xd1\xa0\x41\x42\xc2\x42\x58\x08"
        "\xa3\x18\xc5\x22\x58\x04\x13\x31\x11\x8b\x61\x31\x74\xe8\xb0\x04\x96"
        "\xc0\x92\x78\x2b\x96\xc2\x52\x58\x1a\x4b\x63\x19\x2c\x83\x65\xb1\x1c"
        "\x96\xc3\x0a\x58\x01\x2b\x62\x45\xac\x84\x95\xb0\x32\x56\xc6\x2a\x58"
        "\x05\xab\x61\x35\xbc\x17\xef\xc5\xfb\xb0\x26\xd6\xc4\x5a\x58\x0b\x6b"
        "\x63\x6d\xac\x83\x75\xb0\x2e\xd6\xc5\x7a\x58\x0f\x1f\xc5\x47\xb1\x3e"
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        "\x0c\x9b\x63\x73\x6c\x89\x2d\xb1\x15\xb6\xc2\xd6\xd8\x1a\x93\x30\x09"
        "\xdb\x60\x1b\x6c\x8b\x6d\xb1\x1d\xb6\xc3\xf6\xd8\x1e\x3b\x60\x07\xec"
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        "\xc0\x1e\xd8\x13\x7b\x62\x6f\xec\x83\x7d\xb0\x1f\xf6\xc7\xd7\xf1\x75"
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        "\x87\xe3\x08\x1c\x81\x15\xc5\x28\x1c\x8d\x63\x90\xc4\x38\x4c\xc1\x14"
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        "\x0d\xa7\xe1\x74\x9c\x81\x33\xf0\x43\x9c\x85\x1f\xe1\x47\x38\x07\xe7"
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        "\x84\x8b\x71\x09\x2e\xc5\x65\xb8\x14\x57\xe0\x4a\x5c\x81\xab\x71\x0d"
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        "\x0d\x77\xe0\x0e\xdc\x85\xbb\x70\x0f\xee\xc1\x81\x98\x89\x99\xb8\x0f"
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        "\x8c\x47\xf0\x08\x1e\xc5\xa3\x78\x0c\x8f\xe3\x09\x3c\x8e\xa7\xf0\x14"
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        "\x6f\x7e\x91\x45\x09\x25\xb2\x89\x6c\x22\x46\xc4\x88\x58\x11\x2b\xe2"
        "\x44\x9c\xc8\x29\x72\x8a\x88\x88\x88\x78\x11\x2f\x72\x8b\xdc\x22\x8f"
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        "\xb8\x5b\x54\x16\x95\x45\x15\x51\x55\x54\x13\xd5\x45\x75\x51\x43\xd4"
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        "\xbc\x22\xba\x88\xe6\xae\xab\xe8\x26\x26\x62\x77\xd1\x43\x4c\xc1\x9e"
        "\xa2\x97\xe8\x2d\xfa\x88\xe9\x58\x55\x64\x55\xac\x9a\x78\x43\x0c\x14"
        "\x83\xc4\x60\xf1\xa6\x98\x87\x6f\x89\xa1\xe2\x6d\x31\x4c\x0c\x17\x23"
        "\xc4\x3b\x62\xa4\x18\x25\x46\x8b\x31\x62\xac\x18\x27\x52\xc4\xbb\x62"
        "\xbc\x78\x4f\x4c\x10\xef\x8b\x89\x62\x92\x98\x2c\xa6\x88\x54\x31\x55"
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        "\x8b\x2d\x62\xab\xd8\x26\xb6\x8b\x1d\x62\xa7\xd8\x25\x76\x8b\x3d\x62"
        "\xaf\xf8\x4c\x64\x8a\xcf\xc5\x3e\xf1\x17\xb1\x5f\x7c\x21\x0e\x88\x2f"
        "\xc5\x41\xf1\x95\x38\x24\xbe\x16\x87\xc5\x37\xe2\x88\xf8\x56\x1c\x15"
        "\xdf\x89\x63\xe2\xb8\x38\x21\x4e\x8a\x53\xe2\x7b\x71\x5a\x9c\x11\x67"
        "\xc5\x39\x71\x5e\xfc\x20\x2e\x88\x8b\xe2\x92\xf0\x02\x24\x4a\x21\xa5"
        "\x54\x32\x90\xd9\x64\x76\x19\x23\x73\xc8\x58\x79\x8d\x8c\x93\xd7\xca"
        "\x9c\x32\x97\x8c\xc8\xeb\x64\xbc\xbc\x5e\xe6\x96\x37\xc8\x3c\x32\xaf"
        "\xcc\x27\xf3\xcb\x04\x59\x40\x16\x94\x5a\x1a\x69\x25\xc9\x50\x16\x92"
        "\x85\x65\x54\xde\x28\x8b\xc8\x9b\x64\xa2\x2c\x2a\x8b\xc9\xe2\xd2\xc9"
        "\x9b\x65\x09\x79\x8b\x2c\x29\x6f\x95\xa5\xe4\x6d\xb2\xb4\xbc\x5d\x96"
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        "\xef\x96\x95\xe5\x3d\xb2\x8a\xac\x2a\xab\xc9\xea\xf2\x5e\x59\x43\xde"
        "\x27\x6b\xca\xfb\x65\x2d\xf9\x80\xac\x2d\x1f\x94\x75\xe4\x43\xb2\xae"
        "\x7c\x58\xd6\x93\x8f\xc8\x47\xe5\x63\xb2\xbe\x7c\x5c\x36\x90\x4f\xc8"
        "\x86\xb2\x91\x6c\x2c\x9b\xc8\xa6\xf2\x49\xd9\x4c\x3e\x25\x9b\xcb\x16"
        "\xb2\xa5\x7c\x5a\xb6\x92\xcf\xc8\xd6\xf2\x59\x99\x24\x9f\x93\x6d\xe4"
        "\xf3\xb2\xad\x7c\x41\xb6\x93\x2f\xca\xf6\xf2\x25\xd9\x41\xbe\x2c\x3b"
        "\xca\x4e\xb2\xb3\xbc\x28\x2f\x49\x2f\xbb\xca\x6e\x32\x59\x76\x97\x3d"
        "\xe4\x6b\xb2\xa7\xec\x25\x7b\xcb\x3e\xb2\xaf\xec\x27\xfb\xcb\xd7\xe5"
        "\x00\xf9\x86\x1c\x28\x07\xc9\xc1\xf2\x4d\x39\x44\xbe\x25\x87\xca\xb7"
        "\xe5\x30\x39\x5c\x8e\x90\xef\xc8\x91\x72\x94\x1c\x2d\xc7\xc8\xb1\x72"
        "\x9c\x4c\x91\xef\xca\xf1\xf2\x3d\x39\x41\xbe\x2f\x27\xca\x49\x72\xb2"
        "\x9c\x22\x53\xe5\x54\xd9\xfb\xe7\x9e\x66\xfe\x13\xf9\xef\xfd\x83\xfc"
        "\x01\x3f\x9e\x7d\x83\xdc\x28\x37\xc9\xcd\x72\x8b\xdc\x2a\xb7\xc9\xed"
        "\x72\x87\xdc\x29\x77\xca\xdd\x72\xb7\xdc\x2b\xf7\xca\x4c\x99\x29\xf7"
        "\xc9\x7d\x72\xbf\xdc\x2f\x0f\xc8\x03\xf2\xa0\x3c\x28\x0f\xc9\x43\xf2"
        "\xb0\x3c\x2c\x8f\xc8\x23\xf2\xa8\x3c\x2a\x8f\xc9\xe3\xf2\x9c\x3c\x29"
        "\x4f\xc9\xef\xe5\x69\x79\x46\x9e\x91\xe7\xe4\x79\x79\x5e\x5e\xf8\xf9"
        "\x39\x00\x85\x4a\x28\xa9\x94\x0a\x54\x36\x95\x5d\xc5\xa8\x1c\x2a\x56"
        "\x5d\xa3\xe2\xd4\xb5\x2a\xa7\xca\xa5\x22\xea\x3a\x15\xaf\xae\x57\xb9"
        "\xd5\x0d\x2a\x8f\xca\xab\xf2\xa9\xfc\x2a\x41\x15\x50\x05\x95\x56\x46"
        "\x59\x45\x2a\x54\x85\x54\x61\x15\x55\x37\xaa\x22\xea\x26\x95\xa8\x8a"
        "\xaa\x62\xaa\xb8\x72\xea\x66\x55\x42\xdd\xf2\x6f\xe7\xff\xd6\xf8\x9a"
        "\xaa\xa6\xaa\x99\x6a\xa6\x9a\xab\xe6\xaa\xa5\x6a\xa9\x5a\xa9\x56\xaa"
        "\xb5\x6a\xad\x92\x54\x92\x6a\xa3\xda\xa8\xb6\xaa\xad\x6a\xa7\xda\xa9"
        "\xf6\xaa\xbd\xea\xa0\x3a\xa8\x8e\xaa\xa3\xea\xac\x3a\xab\x2e\xaa\x8b"
        "\xf2\x00\x90\xac\x92\x55\x0f\xf5\x9a\xea\xa9\x7a\xa9\xde\xaa\x8f\xea"
        "\xab\xfa\xa9\xfe\xaa\xbf\x1a\xa0\x06\xa8\x81\x6a\xa0\x1a\xac\x06\xab"
        "\x21\x6a\x88\x1a\xaa\x86\xaa\x61\x6a\x98\x1a\xa1\x46\xa8\x91\x6a\xa4"
        "\x1a\xad\x46\xab\xb1\x6a\xac\x4a\x51\x29\x6a\xbc\x1a\xaf\x26\xa8\x09"
        "\x6a\xa2\x9a\xa8\x26\xab\xc9\x2a\x55\xa5\xaa\x69\x6a\x9a\x9a\xae\xa6"
        "\xab\x99\x6a\xa6\x9a\xa5\x66\xa9\xd9\x6a\xb6\x9a\xab\xe6\xaa\x34\x95"
        "\xa6\xe6\xab\xf9\x2a\x5d\xa5\xab\x85\x6a\xa1\xca\x50\x8b\xd4\x22\xb5"
        "\x44\x2d\x51\xcb\xd4\x32\xb5\x42\xad\x50\xab\xd4\x2a\xb5\x46\xad\x51"
        "\xeb\xd4\x3a\x95\xa1\x7e\xf9\x82\xe6\x56\xb5\x55\x6d\x57\xdb\xd5\x4e"
        "\xb5\x53\xed\x56\xbb\xd5\x5e\xb5\x57\x65\xaa\x4c\xb5\x4f\xed\x53\xfb"
        "\xd5\x7e\x75\x40\x1d\x50\x07\xd5\x41\x75\x48\x1d\x52\x87\xd5\x61\x75"
        "\x44\x1d\x51\x47\xd5\x51\x75\x4c\x1d\x53\x27\xd4\x09\x75\x4a\x9d\x52"
        "\xa7\xd5\x69\x75\x56\x9d\x55\xe7\xd5\x79\x75\x41\x5d\x50\x97\xd4\xa5"
        "\xac\x65\x5f\x20\x02\x11\xa8\x40\x05\xd9\x82\x6c\x41\x4c\x10\x13\xc4"
        "\x06\xb1\x41\x5c\x10\x17\xe4\x0c\x72\x06\x91\x20\x12\xc4\x07\xf1\x41"
        "\xee\xe0\x86\x20\x4f\x90\x37\xc8\x17\xe4\x0f\x12\x82\x02\x41\xc1\x40"
        "\x07\x26\xb0\x01\x05\x61\x50\x28\x28\x1c\x44\x83\x1b\x83\x22\xc1\x4d"
        "\x41\x62\x50\x34\x28\x16\x14\x0f\x5c\x70\x73\x50\x22\xb8\x25\x28\x19"
        "\xdc\x1a\x94\x0a\x6e\x0b\x4a\x07\xb7\x07\x65\x82\x3b\x82\xb2\x41\xb9"
        "\xa0\x7c\x50\x21\xb8\x33\xa8\x18\xdc\x15\x54\x0a\xee\x0e\x2a\x07\xf7"
        "\x04\x55\x82\xaa\x41\xb5\xa0\x7a\x70\x6f\x50\x23\xb8\x2f\xa8\x19\xdc"
        "\x1f\xd4\x0a\x1e\x08\x6a\x07\x0f\x06\x75\x82\x87\x82\xba\xc1\xc3\x41"
        "\xbd\xe0\x91\xe0\xd1\xe0\xb1\xa0\x7e\xf0\x78\xd0\x20\x78\x22\x68\x18"
        "\x34\x0a\x1a\x07\x4d\x82\xa6\xbf\x6b\xff\xde\x9f\xce\xfb\x94\xeb\xaa"
        "\xbb\xe9\x64\xdd\x5d\xf7\xd0\xaf\xe9\x9e\xba\x97\xee\xad\xfb\xe8\xbe"
        "\xba\x9f\xee\xaf\x5f\xd7\x03\xf4\x1b\x7a\xa0\x1e\xa4\x07\xeb\x37\xf5"
        "\x10\xfd\x96\x1e\xaa\xdf\xd6\xc3\xf4\x70\x3d\x42\xbf\xa3\x47\xea\x51"
        "\x7a\xb4\x1e\xa3\xc7\xea\x71\x3a\x45\xbf\xab\xc7\xeb\xf7\xf4\x04\xfd"
        "\xbe\x9e\xa8\x27\xe9\xc9\x7a\x8a\x4e\xd5\x53\xf5\x34\xfd\x81\x9e\xae"
        "\x67\xe8\x99\xfa\x43\x3d\x4b\x7f\xa4\x67\xeb\x39\x7a\xae\x9e\xa7\xd3"
        "\xf4\xc7\x7a\xbe\x5e\xa0\xd3\xf5\x27\x7a\xa1\xfe\x54\x67\xe8\x45\x7a"
        "\xb1\x5e\xa2\x97\xea\x65\x7a\xb9\x5e\xa1\x57\xea\x55\x7a\xb5\x5e\xa3"
        "\xd7\xea\x75\x7a\xbd\xde\xa0\x37\xea\x4d\x7a\xb3\xde\xa2\xb7\xea\x6d"
        "\x7a\xbb\xde\xa1\x77\xea\x5d\x7a\xb7\xde\xa3\xf7\xea\xcf\x74\xa6\xfe"
        "\x5c\xef\xd3\x7f\xd1\xfb\xf5\x17\xfa\x80\xfe\x52\x1f\xd4\x5f\xe9\x43"
        "\xfa\x6b\x7d\x58\x7f\xa3\x8f\xe8\x6f\xf5\x51\xfd\x9d\x3e\xa6\x8f\xeb"
        "\x13\xfa\xa4\x3e\xa5\xbf\xd7\xa7\xf5\x19\x7d\x56\x9f\xd3\xe7\xf5\x0f"
        "\xfa\x82\xbe\xa8\x2f\x69\x9f\xb5\xb8\xcf\xfa\x78\x37\xca\x28\x93\xcd"
        "\x64\x33\x31\x26\xc6\xc4\x9a\x58\x13\x67\xe2\x4c\x4e\x93\xd3\x44\x4c"
        "\xc4\xc4\x9b\x78\x93\xdb\xe4\x36\x79\x4c\x1e\x93\xcf\xe4\x33\x09\x26"
        "\xc1\x14\x34\x05\x4d\x16\x32\x64\x0a\x99\x42\x26\x6a\xa2\xa6\x88\x29"
        "\x62\x12\x4d\xa2\x29\x66\x8a\x19\x67\x9c\x29\x61\x4a\x98\x92\xa6\xa4"
        "\x29\x65\x4a\x99\xd2\xa6\xb4\x29\x63\xca\x98\xb2\xa6\xac\x29\x6f\xb2"
        "\xae\x47\xee\x34\x77\x99\xbb\xcc\xdd\xe6\x6e\x73\x8f\xb9\xc7\x54\x35"
        "\x55\x4d\x75\x53\xdd\xd4\x30\x35\x4c\x4d\x53\xd3\xd4\x32\xb5\x4c\x6d"
        "\x53\xdb\xd4\x31\x75\x4c\x5d\x53\xd7\xd4\x33\xf5\x4c\x0e\x00\xa8\x6f"
        "\xea\x9b\x06\xa6\x81\x69\x68\x1a\x9a\xc6\xa6\xb1\x69\x6a\x9a\x9a\x66"
        "\xa6\x99\x69\x6e\x9a\x9b\x96\xa6\xa5\x69\x65\x5a\x99\xd6\xa6\xb5\x49"
        "\x32\x49\xa6\x8d\x69\x63\xda\x9a\xb6\xa6\x9d\x69\x67\xda\x9b\xf6\xa6"
        "\x83\xe9\x60\x3a\x9a\x8e\xa6\xb3\xe9\x6c\xba\x98\x2e\xa6\xab\xe9\x6a"
        "\x92\x4d\xb2\xe9\x61\x7a\x98\x9e\xa6\xa7\xe9\x6d\x7a\x9b\xbe\xa6\xaf"
        "\xe9\x6f\xfa\x9b\x01\x66\x80\x19\x68\x06\x9a\xc1\x66\xb0\x19\x62\x86"
        "\x98\xa1\x66\xa8\x19\x66\x86\x9b\x11\xe6\x1d\x33\xd2\x8c\x32\xa3\xcd"
        "\x18\x33\xd6\x8c\x33\x29\x26\xc5\x8c\x37\xe3\xcd\x04\x33\xc1\x4c\x34"
        "\x13\xcd\x64\x33\xd9\xa4\x9a\x54\x33\xcd\x4c\x33\xd3\xcd\x74\x33\xd3"
        "\xcc\x34\xb3\xcc\x2c\x33\xdb\xcc\x36\x73\xcd\x5c\x93\x66\xd2\xcc\x7c"
        "\x33\xdf\xa4\x9b\x74\xb3\xd0\x2c\x34\x19\x26\xc3\x2c\x36\x8b\xcd\x52"
        "\xb3\xd4\x2c\x37\xcb\xcd\x4a\xb3\xd2\xac\x36\xab\xcd\x5a\xb3\xd6\xac"
        "\x37\xeb\xcd\x46\xb3\xd1\x6c\x36\x9b\xcd\x56\xb3\xd5\x6c\x37\xdb\xcd"
        "\x4e\xb3\xd3\xec\x36\xbb\xcd\x5e\xb3\xd7\x64\x9a\x4c\xb3\xcf\xec\x33"
        "\xfb\xcd\x7e\x73\xc0\x1c\x30\x07\xcd\x41\x73\xc8\x1c\x32\x87\xcd\x61"
        "\x73\xc4\x1c\x31\x47\xcd\x51\x73\xcc\x1c\xc3\x13\xe6\x84\x39\x65\x4e"
        "\x99\xd3\xe6\xb4\x39\x6b\xce\x9a\xf3\xe6\x07\x73\xc1\x5c\x34\x97\x8c"
        "\x37\x31\x36\x87\x8d\xb5\xd7\xd8\x38\x7b\xad\xcd\x69\x73\xd9\x18\x9b"
        "\xa3\x1b\x00\xfc\x35\xce\x67\xf3\xdb\x04\x5b\xc0\x16\xb4\xda\xe6\xb1"
        "\x79\xff\x2e\x36\xd6\xda\x44\x5b\xd4\x16\xb3\xc5\xad\xb3\x37\xdb\x12"
        "\xf6\x96\x5f\xc5\x65\x6d\x39\x5b\xde\x56\xb0\x77\xda\x8a\xf6\x2e\x5b"
        "\xe9\x57\x71\x0d\x7b\x9f\xad\x69\xef\xb7\xb5\xec\x03\xb6\xba\xbd\xf7"
        "\xef\xe2\xda\xf6\x41\x5b\xc7\x3e\x6e\xeb\xda\x27\x6c\x3d\xdb\xc8\x3e"
        "\x6a\x9b\xd8\xfa\xf6\x71\xdb\xc0\x3e\x61\x1b\xda\x46\xb6\xb1\x6d\x62"
        "\x5b\xd9\x67\x6c\x6b\xfb\xac\x4d\xb2\xcf\xd9\x36\xf6\xf9\x5f\xc5\xf3"
        "\xed\x02\xbb\xd2\xae\xb2\xab\xed\x1a\xbb\xdb\xee\xb1\x67\xed\x39\x7b"
        "\xd8\x7e\x63\xcf\xdb\x1f\x6c\x57\xdb\xcd\xf6\xb5\xfd\x6c\x7f\xfb\xba"
        "\x1d\x60\xdf\xb0\x03\xed\xa0\x5f\xc5\x23\xec\x3b\x76\xa4\x1d\x65\x47"
        "\xdb\x31\x76\xac\x1d\xf7\xab\x78\xb2\x9d\x62\x53\xed\x54\x3b\xcd\x7e"
        "\x60\xa7\xdb\x19\xbf\x8a\xd3\xec\xc7\x76\x96\x4d\xb7\xb3\xed\x1c\x3b"
        "\xd7\xce\xfb\x31\xce\x1a\x53\xba\xfd\xc4\x2e\xb4\x9f\xda\x0c\xbb\xc8"
        "\x2e\xb6\x4b\xec\x52\xbb\xcc\x2e\xb7\x2b\xfe\x3a\xd6\x25\x76\x9d\x5d"
        "\x6f\x37\xd8\x9d\x76\x97\xdd\x6c\xb7\xd8\xad\x76\x9b\xdd\x6e\x77\xfc"
        "\x18\x67\xcd\x63\xaf\xfd\xcc\x66\xda\xcf\xed\x21\xfb\xb5\xdd\x6f\xbf"
        "\xb0\x07\xec\x11\x7b\xd0\x7e\xf5\x63\x9c\x35\xbf\x23\xf6\x5b\x7b\xd4"
        "\x7e\x67\x8f\xd9\xe3\xf6\x84\x3d\x69\x4f\xd9\xef\xed\x69\x7b\xe6\xc7"
        "\xf9\x67\xcd\xfd\xa4\xbd\x68\x2f\x59\x6f\x81\x90\x04\x49\x52\x14\x50"
        "\x36\xca\x4e\x31\x94\x83\x62\xe9\x1a\x8a\xa3\x6b\x29\x27\xe5\xa2\x08"
        "\x5d\x47\xf1\x74\x3d\xe5\xa6\x1b\x28\x0f\xe5\xa5\x7c\x94\x9f\x12\xa8"
        "\x00\x15\x24\x4d\x86\x2c\x11\x85\x54\x88\x0a\x53\x94\x6e\xa4\x22\x74"
        "\x13\x25\x52\x51\x2a\x46\xc5\x83\x9f\x6f\x3a\x50\x49\xba\x95\x4a\xd1"
        "\x6d\x54\x9a\x6e\xa7\x32\x74\x07\x95\xa5\x72\x54\x9e\x2a\xd0\x9d\x54"
        "\x91\xee\xa2\x4a\x74\x37\x55\xa6\x7b\xa8\x0a\x55\xa5\x6a\x54\x9d\xee"
        "\xa5\x1a\x74\x1f\xd5\xa4\xfb\xa9\x16\x3d\x40\xb5\xe9\x41\xaa\x43\x0f"
        "\x51\x5d\x7a\x98\xea\xd1\x23\xf4\x28\x3d\x46\xf5\xe9\x71\x6a\x40\x4f"
        "\x50\x43\x6a\x44\x8d\xa9\x09\x35\xa5\x27\xa9\x19\x3d\x45\xcd\xa9\x05"
        "\xb5\xa4\xa7\xa9\x15\x3d\x43\xad\xe9\x59\x4a\xa2\xe7\xa8\x0d\x3d\x4f"
        "\x6d\xe9\x05\x6a\x47\x71\xd4\x9e\x5e\xa2\x0e\xf4\x32\x75\xa4\x4e\xd4"
        "\x99\x5e\xa1\x2e\xf4\x2a\x75\xa5\x6e\x94\x4c\xdd\xa9\x07\xbd\x46\x3d"
        "\xa9\x17\xf5\xa6\x3e\xd4\x97\xfa\x51\x7f\x7a\x9d\x06\xd0\x1b\x34\x90"
        "\x06\xd1\x60\x7a\x93\x86\xd0\x5b\x34\x94\xde\xa6\x61\x34\x9c\x46\xd0"
        "\x3b\x34\x92\x46\xd1\x68\x1a\x43\x63\x69\x1c\xa5\xd0\xbb\x34\x9e\xde"
        "\xa3\x09\xf4\x3e\x4d\xa4\x49\x34\x99\xa6\x50\x2a\x4d\xa5\x69\xf4\x01"
        "\x4d\xa7\x19\x34\x93\x3e\xa4\x59\xf4\x11\xcd\xa6\x39\x34\x97\xe6\x51"
        "\x1a\x7d\x4c\xf3\x69\x01\xa5\xd3\x27\xb4\x90\x3e\xa5\x0c\x5a\x44\x8b"
        "\x69\x09\x2d\xa5\x65\xb4\x9c\x56\xd0\x4a\x5a\x45\xab\x69\x0d\xad\xa5"
        "\x75\xb4\x9e\x36\xd0\x46\xda\x44\x9b\x69\x0b\x6d\xa5\x6d\xb4\x9d\x76"
        "\xd0\x4e\xda\x45\xbb\x69\x0f\xed\xa5\xcf\x28\x93\x3e\xa7\x7d\xf4\x17"
        "\xda\x4f\x5f\xd0\x01\xfa\x92\x0e\xd2\x57\x74\x88\xbe\xa6\xc3\xf4\x0d"
        "\x1d\xa1\x6f\xe9\x28\x7d\x47\xc7\xe8\x38\x9d\xa0\x93\x74\x8a\xbe\xa7"
        "\xd3\x74\x86\xce\xd2\x39\x3a\x4f\x3f\xd0\x05\xba\x48\x97\xc8\x13\x84"
        "\x18\x8a\x50\x86\x2a\x0c\xc2\x6c\x61\xf6\x30\x26\xcc\x11\xc6\x86\xd7"
        "\x84\x71\xe1\xb5\x61\xce\x30\x57\x18\x09\xaf\x0b\xe3\xc3\xeb\xc3\xdc"
        "\xe1\x0d\x61\x9e\x30\x6f\x98\x2f\xcc\x1f\x26\x84\x05\xc2\x82\xa1\x0e"
        "\x4d\x68\x43\x0a\xc3\xb0\x50\x58\x38\x8c\x86\x37\x86\x45\xc2\x9b\xc2"
        "\xc4\xb0\x68\x58\x2c\x2c\x1e\xba\xf0\xe6\xb0\x44\x78\x4b\x58\x32\xbc"
        "\x35\x2c\x15\xde\x16\x96\x0e\x6f\x0f\xcb\x84\x77\x84\x65\xc3\x72\x61"
        "\xf9\xb0\x42\x78\x67\x58\x31\xbc\x2b\xac\x14\xde\x1d\x56\x0e\xef\x09"
        "\xab\x84\x55\xc3\x6a\x61\xf5\xf0\xde\xb0\x46\x78\x5f\x58\x33\xbc\x3f"
        "\xac\x15\x3e\x10\x96\x0a\x1f\x0c\xeb\x84\x0f\x85\x75\xc3\x87\xc3\x7a"
        "\xe1\x23\xe1\xa3\xe1\x63\x61\xfd\xf0\xf1\xb0\x41\xf8\x44\xd8\x30\x6c"
        "\x14\x36\x0e\x9b\x84\x4d\xc3\x27\xb3\xff\xfc\x5a\x0b\x5b\x86\x4f\x87"
        "\xad\xc2\x67\xc2\xd6\xe1\xb3\x61\x52\xf8\x5c\xd8\x26\x7c\x3e\x6b\x7f"
        "\xd8\x2c\x7c\x2a\x6c\x1e\xb6\xf8\x87\xfb\x93\xc3\xee\x61\x8f\xf0\xb5"
        "\xf0\xb5\xd0\xfb\xfb\xe5\xdc\xe8\xbc\x68\x5a\xf4\xe3\xe8\xfc\xe8\x82"
        "\x68\x7a\xf4\x93\xe8\xc2\xe8\xa7\xd1\x8c\xe8\xa2\xe8\xe2\xe8\x92\xe8"
        "\xd2\xe8\xb2\xe8\xf2\xe8\x8a\xe8\xca\xe8\xaa\xe8\xea\xe8\x9a\xe8\xda"
        "\xe8\xba\xe8\xfa\xe8\x86\xa8\xf7\xd5\xb3\x83\x43\x27\x9c\x74\xca\x05"
        "\x2e\x9b\xcb\xee\x62\x5c\x0e\x17\xeb\xae\x71\x71\xee\x5a\x97\xd3\xe5"
        "\x72\x11\x77\x9d\x8b\x77\xd7\xbb\xdc\xee\x06\x97\xc7\xe5\x75\xf9\x5c"
        "\x7e\x97\xe0\x0a\xb8\x82\x4e\x3b\xe3\xac\x23\x17\xba\x42\xae\xb0\x8b"
        "\xba\x1b\x5d\x11\x77\x93\x4b\x74\x45\x5d\x31\x57\xdc\x39\x77\xb3\x2b"
        "\xe1\x9a\xb8\xa6\xae\xa9\x6b\xe6\x9e\x72\xcd\x5d\x0b\xd7\xd2\x3d\xed"
        "\x9e\x76\xcf\xb8\x67\xdc\xb3\xee\x59\xf7\x9c\x6b\xe3\x9e\x77\x6d\xdd"
        "\x0b\xae\x9d\x7b\xd1\xb5\x77\x2f\xb9\x97\xdc\xcb\xae\xa3\xeb\xe4\x3a"
        "\xbb\x57\x5c\x17\xf7\xaa\xeb\xea\xba\xb9\x64\x97\xec\x7a\xb8\x1e\xae"
        "\xa7\xeb\xe9\x7a\xbb\xde\xae\xaf\xeb\xeb\xfa\xbb\xfe\x6e\x80\x1b\xe0"
        "\x06\xba\x81\x6e\xb0\x1b\xec\x86\xb8\x21\x6e\xa8\x1b\xea\x86\xb9\x61"
        "\x6e\x84\x1b\xe1\x46\xba\x91\x6e\xb4\x1b\xed\xc6\xba\xb1\x2e\xc5\xa5"
        "\xb8\xf1\x6e\xbc\x9b\xe0\x26\xb8\x89\x6e\xa2\x9b\xec\x26\xbb\x54\x97"
        "\xea\xa6\xb9\x69\x6e\xba\x9b\xee\x66\xba\x99\x6e\x96\x9b\xe5\x66\xbb"
        "\xd9\x6e\xae\x9b\xeb\xd2\x5c\x9a\x9b\xef\xe6\xbb\x74\x97\xee\x16\xba"
        "\x85\x2e\xc3\x65\xb8\xc5\x6e\xb1\x5b\xea\x96\xba\xe5\x6e\xb9\x5b\xe9"
        "\x56\xba\xd5\x6e\xb5\x5b\xeb\xd6\xba\xf5\x6e\xbd\xdb\xe8\x36\xba\xcd"
        "\x6e\xb3\xdb\xea\xb6\xba\xed\x6e\xbb\xdb\xe9\x76\xba\xdd\x6e\xb7\xdb"
        "\xeb\xf6\xba\x4c\x97\xe9\xf6\xb9\x7d\x6e\xbf\xdb\xef\x0e\xb8\x2f\xdd"
        "\x41\xf7\x95\x3b\xe4\xbe\x76\x87\xdd\x37\xee\x88\xfb\xd6\x1d\x75\xdf"
        "\xb9\x63\xee\xb8\x3b\xe1\x4e\xba\x53\xee\x7b\x77\xda\x9d\x71\x67\xdd"
        "\x39\x77\xde\xfd\xe0\x2e\xb8\x8b\xee\x92\xf3\x2e\x25\xf2\x6e\x64\x7c"
        "\xe4\xbd\xc8\x84\xc8\xfb\x91\x89\x91\x49\x91\xc9\x91\x29\x91\xd4\xc8"
        "\xd4\xc8\xb4\xc8\x07\x91\xe9\x91\x19\x91\x99\x91\x0f\x23\xb3\x22\x1f"
        "\x45\x66\x47\xe6\x44\xe6\x46\xe6\x45\xd2\x22\x1f\x47\xe6\x47\x16\x44"
        "\xd2\x23\x9f\x44\x16\x46\x3e\x8d\x64\x44\x16\x45\x16\x47\x96\x44\x96"
        "\x46\x96\x45\xbc\x2f\xb0\x39\xf4\x85\x7c\x61\x1f\xf5\x37\xfa\x22\xfe"
        "\x26\x9f\xe8\x8b\xfa\x62\xbe\xb8\x77\xfe\x66\x5f\xc2\xdf\xe2\x4b\xfa"
        "\x5b\x7d\x29\x7f\x9b\x2f\xed\x6f\xf7\x65\xfc\x1d\xbe\xac\x2f\xe7\xcb"
        "\xfb\x27\x7c\x43\xdf\xc8\x37\xf6\x4d\x7c\x53\xff\xa4\x6f\xe6\x9f\xf2"
        "\xcd\x7d\x0b\xdf\xd2\x3f\xed\x5b\xf9\x67\x7c\x6b\xff\xac\x4f\xf2\xcf"
        "\xf9\x36\xfe\x79\xdf\xd6\xbf\xe0\xdb\xf9\x17\x7d\x7b\xff\x92\xef\xe0"
        "\x5f\xf6\x1d\x7d\x27\xdf\xd9\xbf\xe2\xbb\xf8\x57\x7d\x57\xdf\xcd\x27"
        "\xfb\xee\xbe\x87\x7f\xcd\xf7\xf4\xbd\x7c\x6f\xdf\xc7\xf7\xf5\xfd\x7c"
        "\x7f\xff\xba\x1f\xe0\xdf\xf0\x03\xfd\x20\x3f\xd8\xbf\xe9\x87\xf8\xb7"
        "\xfc\x50\xff\xb6\x1f\xe6\x87\xfb\x11\xfe\x1d\x3f\xd2\x8f\xf2\xa3\xfd"
        "\x18\x3f\xd6\x8f\xf3\x29\xfe\x5d\x3f\xde\xbf\xe7\x27\xf8\xf7\xfd\x44"
        "\x3f\xc9\x4f\xf6\x53\x7c\xaa\x9f\xea\xa7\xf9\x0f\xfc\x74\x3f\xc3\xcf"
        "\xf4\x1f\xfa\x59\xfe\x23\x3f\xdb\xcf\xf1\x73\xfd\x3c\x9f\xe6\x3f\xf6"
        "\xf3\xfd\x02\x9f\xee\x3f\xf1\x0b\xfd\xa7\x3e\xc3\x2f\xf2\x8b\xfd\x12"
        "\xbf\xd4\x2f\xf3\xcb\xfd\x0a\xbf\xd2\xaf\xf2\xab\xfd\x1a\xbf\xd6\xaf"
        "\xf3\xeb\xfd\x06\xbf\xd1\x6f\xf2\x9b\xfd\x16\xbf\xd5\x6f\xf3\xdb\xfd"
        "\x0e\xbf\xd3\xef\xf2\xbb\xfd\x1e\xbf\xd7\x7f\xe6\x33\xfd\xe7\x7e\x9f"
        "\xff\x8b\xdf\xef\xbf\xf0\x07\xfc\x97\xfe\xa0\xff\xca\x1f\xf2\x5f\xfb"
        "\xc3\xfe\x1b\x7f\xc4\x7f\xeb\x8f\xfa\xef\xfc\x31\x7f\xdc\x9f\xf0\x27"
        "\xfd\x29\xff\xbd\x3f\xed\xcf\xf8\xb3\xfe\x9c\x3f\xef\x7f\xf0\x17\xfc"
        "\x45\x7f\x89\x7f\x67\x8d\x31\xc6\x18\x63\xec\x9f\xf2\x5b\xdf\xfd\xef"
        "\xfe\xbf\xe4\x88\x9f\xdb\x3d\x00\xe0\xda\x2d\xf9\x0f\xfe\xcf\xfd\x6b"
        "\xf3\xfc\xd4\xee\x95\x3d\xa1\x55\x04\x00\x9e\xeb\xd6\xe1\x91\x5f\xb6"
        "\x2a\x55\x92\x93\x93\x7f\x3e\x36\x43\x42\x50\x78\x0e\x00\x44\x2e\xe7"
        "\x67\x83\xcb\xf1\x22\x68\x09\xcf\x40\x12\xb4\x80\x92\x7f\xdd\x1f\xf3"
        "\x37\xe7\xea\x25\x3a\x9d\xa7\xdf\xe8\x3f\x7a\x3b\x40\xec\xdf\xe4\x64"
        "\xe5\xff\x12\x5f\xee\xff\xd6\x7f\x38\xff\x5e\x62\xd4\xac\xdf\xec\x7f"
        "\x4e\x37\x48\x2c\x7c\x39\x27\x07\xc0\x5f\xe3\xcb\xfd\x97\xfa\x5f\xfa"
        "\xcf\xdb\xec\x37\xfa\xcf\xf1\x45\x0a\x40\xf3\xbf\xc9\x89\x83\xcb\xf1"
        "\xe5\xfe\x4b\xc0\x53\xf0\x3c\x24\xfd\xdd\x91\x8c\x31\xc6\x18\x63\x8c"
        "\x31\xc6\xd8\x4f\x7a\x89\xf2\xed\x7e\xeb\xfa\x36\xeb\xfa\x3c\x41\x5d"
        "\xce\xc9\x0e\x97\xe3\x7f\x74\x7d\xce\x18\x63\x8c\x31\xc6\x18\x63\x8c"
        "\xb1\xff\x2c\x2f\x76\xea\xfc\xec\x93\x49\x49\x2d\xda\x71\xe3\x8f\x6a"
        "\xf8\x5c\x3f\x3d\xd5\xff\x29\xe3\xe1\xc6\x7f\x7b\xe3\x97\x57\x54\xf6"
        "\x3f\xf2\x5c\x57\xf4\xc7\x12\x63\x8c\x31\xc6\x18\x63\xec\x0f\x70\x79"
        "\xd1\x7f\xa5\x47\xc2\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\xbd\xfe\x7f\xfc\xc5\xb2\x5f"
        "\xce\xf5\x5b\xff\x6b\x90\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\xfb\xb3\xfa\x7f\x01\x00\x00\xff\xff\xb5\x0e\x32\x33",
        5405));
    NONFAILING(syz_mount_image(
        /*fs=*/0x200000001500, /*dir=*/0x200000001540,
        /*flags=MS_I_VERSION|MS_NOEXEC|MS_NOATIME|MS_DIRSYNC*/ 0x800488,
        /*opts=*/0x200000000100, /*chdir=*/1, /*size=*/0x151d,
        /*img=*/0x200000002a80));
    break;
  case 1:
    NONFAILING(memcpy((void*)0x200000000080, "./file1\000", 8));
    syscall(__NR_truncate, /*file=*/0x200000000080ul, /*len=*/0xf000ul);
    break;
  case 2:
    NONFAILING(memcpy((void*)0x200000000240, ".\000", 2));
    res = syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x200000000240ul,
                  /*flags=*/0, /*mode=*/0);
    if (res != -1)
      r[0] = res;
    break;
  case 3:
    NONFAILING(*(uint32_t*)0x200000000080 = 1);
    NONFAILING(*(uint32_t*)0x200000000084 = 0);
    NONFAILING(memcpy((void*)0x200000000088, "\343U\247j\021\241\276\030", 8));
    NONFAILING(memset((void*)0x200000000090, 0, 24));
    NONFAILING(memset((void*)0x2000000000ac, 0, 20));
    syscall(__NR_ioctl, /*fd=*/r[0], /*cmd=*/0x8004587d,
            /*arg=*/0x200000000080ul);
    break;
  }
}
int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0x1000000ul,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul,
          /*fd=*/(intptr_t)-1, /*offset=*/0ul);
  setup_sysctl();
  const char* reason;
  (void)reason;
  if ((reason = setup_802154()))
    printf("the reproducer may not work as expected: 802154 injection setup "
           "failed: %s\n",
           reason);
  install_segv_handler();
  for (procid = 0; procid < 5; procid++) {
    if (fork() == 0) {
      use_temporary_dir();
      loop();
    }
  }
  sleep(1000000);
  return 0;
}