// https://syzkaller.appspot.com/bug?id=779a64ccaefd969d5d9bc72a7c4fe39598d53884
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <dirent.h>
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <signal.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.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>

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;
}

#define BITMASK(bf_off, bf_len) (((1ull << (bf_len)) - 1) << (bf_off))
#define STORE_BY_BITMASK(type, htobe, addr, val, bf_off, bf_len)               \
  *(type*)(addr) =                                                             \
      htobe((htobe(*(type*)(addr)) & ~BITMASK((bf_off), (bf_len))) |           \
            (((type)(val) << (bf_off)) & BITMASK((bf_off), (bf_len))))

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;
}

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 setup_test()
{
  prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
  setpgrp();
  write_file("/proc/self/oom_score_adj", "1000");
}

static void execute_one(void);

#define WAIT_FLAGS __WALL

static void loop(void)
{
  int iter = 0;
  for (;; iter++) {
    int pid = fork();
    if (pid < 0)
      exit(1);
    if (pid == 0) {
      setup_test();
      execute_one();
      exit(0);
    }
    int status = 0;
    uint64_t start = current_time_ms();
    for (;;) {
      if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid)
        break;
      sleep_ms(1);
      if (current_time_ms() - start < 5000) {
        continue;
      }
      kill_and_wait(pid, &status);
      break;
    }
  }
}

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

void execute_one(void)
{
  intptr_t res = 0;
  res = syscall(__NR_socket, 2ul, 3ul, 1);
  if (res != -1)
    r[0] = res;
  memcpy((void*)0x200005c0,
         "filter\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000\000\000\000\000\000\000",
         32);
  *(uint32_t*)0x200005e0 = 0xe;
  *(uint32_t*)0x200005e4 = 4;
  *(uint32_t*)0x200005e8 = 0x2b8;
  *(uint32_t*)0x200005ec = 0;
  *(uint32_t*)0x200005f0 = 0x168;
  *(uint32_t*)0x200005f4 = 0x98;
  *(uint32_t*)0x200005f8 = 0x98;
  *(uint32_t*)0x200005fc = 0x1c0;
  *(uint32_t*)0x20000600 = 0x310;
  *(uint32_t*)0x20000604 = 0x220;
  *(uint32_t*)0x20000608 = 0x220;
  *(uint32_t*)0x2000060c = 0x220;
  *(uint32_t*)0x20000610 = 0x310;
  *(uint32_t*)0x20000614 = 4;
  *(uint64_t*)0x20000618 = 0;
  *(uint8_t*)0x20000620 = 0;
  *(uint8_t*)0x20000621 = 0;
  *(uint8_t*)0x20000622 = 0;
  *(uint8_t*)0x20000623 = 0;
  *(uint8_t*)0x20000624 = 0;
  *(uint8_t*)0x20000625 = 0;
  *(uint8_t*)0x20000626 = 0;
  *(uint8_t*)0x20000627 = 0;
  *(uint8_t*)0x20000628 = 0;
  *(uint8_t*)0x20000629 = 0;
  *(uint8_t*)0x2000062a = 0;
  *(uint8_t*)0x2000062b = 0;
  *(uint8_t*)0x2000062c = 0;
  *(uint8_t*)0x2000062d = 0;
  *(uint8_t*)0x2000062e = 0;
  *(uint8_t*)0x2000062f = 0;
  *(uint8_t*)0x20000630 = 0;
  *(uint8_t*)0x20000631 = 0;
  *(uint8_t*)0x20000632 = 0;
  *(uint8_t*)0x20000633 = 0;
  *(uint8_t*)0x20000634 = 0;
  *(uint8_t*)0x20000635 = 0;
  *(uint8_t*)0x20000636 = 0;
  *(uint8_t*)0x20000637 = 0;
  *(uint8_t*)0x20000638 = 0;
  *(uint8_t*)0x20000639 = 0;
  *(uint8_t*)0x2000063a = 0;
  *(uint8_t*)0x2000063b = 0;
  *(uint8_t*)0x2000063c = 0;
  *(uint8_t*)0x2000063d = 0;
  *(uint8_t*)0x2000063e = 0;
  *(uint8_t*)0x2000063f = 0;
  *(uint8_t*)0x20000640 = 0;
  *(uint8_t*)0x20000641 = 0;
  *(uint8_t*)0x20000642 = 0;
  *(uint8_t*)0x20000643 = 0;
  *(uint8_t*)0x20000644 = 0;
  *(uint8_t*)0x20000645 = 0;
  *(uint8_t*)0x20000646 = 0;
  *(uint8_t*)0x20000647 = 0;
  *(uint8_t*)0x20000648 = 0;
  *(uint8_t*)0x20000649 = 0;
  *(uint8_t*)0x2000064a = 0;
  *(uint8_t*)0x2000064b = 0;
  *(uint8_t*)0x2000064c = 0;
  *(uint8_t*)0x2000064d = 0;
  *(uint8_t*)0x2000064e = 0;
  *(uint8_t*)0x2000064f = 0;
  *(uint8_t*)0x20000650 = 0;
  *(uint8_t*)0x20000651 = 0;
  *(uint8_t*)0x20000652 = 0;
  *(uint8_t*)0x20000653 = 0;
  *(uint8_t*)0x20000654 = 0;
  *(uint8_t*)0x20000655 = 0;
  *(uint8_t*)0x20000656 = 0;
  *(uint8_t*)0x20000657 = 0;
  *(uint8_t*)0x20000658 = 0;
  *(uint8_t*)0x20000659 = 0;
  *(uint8_t*)0x2000065a = 0;
  *(uint8_t*)0x2000065b = 0;
  *(uint8_t*)0x2000065c = 0;
  *(uint8_t*)0x2000065d = 0;
  *(uint8_t*)0x2000065e = 0;
  *(uint8_t*)0x2000065f = 0;
  *(uint8_t*)0x20000660 = 0;
  *(uint8_t*)0x20000661 = 0;
  *(uint8_t*)0x20000662 = 0;
  *(uint8_t*)0x20000663 = 0;
  *(uint8_t*)0x20000664 = 0;
  *(uint8_t*)0x20000665 = 0;
  *(uint8_t*)0x20000666 = 0;
  *(uint8_t*)0x20000667 = 0;
  *(uint8_t*)0x20000668 = 0;
  *(uint8_t*)0x20000669 = 0;
  *(uint8_t*)0x2000066a = 0;
  *(uint8_t*)0x2000066b = 0;
  *(uint8_t*)0x2000066c = 0;
  *(uint8_t*)0x2000066d = 0;
  *(uint8_t*)0x2000066e = 0;
  *(uint8_t*)0x2000066f = 0;
  *(uint8_t*)0x20000670 = 0;
  *(uint8_t*)0x20000671 = 0;
  *(uint8_t*)0x20000672 = 0;
  *(uint8_t*)0x20000673 = 0;
  *(uint32_t*)0x20000674 = 0;
  *(uint16_t*)0x20000678 = 0x70;
  *(uint16_t*)0x2000067a = 0x98;
  *(uint32_t*)0x2000067c = 0;
  *(uint64_t*)0x20000680 = 0;
  *(uint64_t*)0x20000688 = 0;
  *(uint16_t*)0x20000690 = 0x28;
  memcpy((void*)0x20000692,
         "REJECT\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000\000\000\000",
         29);
  *(uint8_t*)0x200006af = 0;
  *(uint32_t*)0x200006b0 = 0;
  *(uint32_t*)0x200006b8 = htobe32(0x7f000001);
  *(uint32_t*)0x200006bc = htobe32(0x7f000001);
  *(uint32_t*)0x200006c0 = htobe32(0);
  *(uint32_t*)0x200006c4 = htobe32(0);
  memcpy((void*)0x200006c8, "veth1_to_bridge\000", 16);
  memcpy((void*)0x200006d8, "ip6gre0\000\000\000\000\000\000\000\000\000", 16);
  *(uint8_t*)0x200006e8 = 0;
  *(uint8_t*)0x200006f8 = 0;
  *(uint16_t*)0x20000708 = 0;
  *(uint8_t*)0x2000070a = 0;
  *(uint8_t*)0x2000070b = 0;
  *(uint32_t*)0x2000070c = 0;
  *(uint16_t*)0x20000710 = 0xa8;
  *(uint16_t*)0x20000712 = 0xd0;
  *(uint32_t*)0x20000714 = 0;
  *(uint64_t*)0x20000718 = 0;
  *(uint64_t*)0x20000720 = 0;
  *(uint16_t*)0x20000728 = 0x38;
  memcpy((void*)0x2000072a,
         "statistic\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000",
         29);
  *(uint8_t*)0x20000747 = 0;
  *(uint16_t*)0x20000748 = 0;
  *(uint16_t*)0x2000074a = 0;
  *(uint32_t*)0x2000074c = 0;
  *(uint32_t*)0x20000750 = 0;
  *(uint32_t*)0x20000754 = 0;
  *(uint64_t*)0x20000758 = 0;
  *(uint16_t*)0x20000760 = 0x28;
  memcpy((void*)0x20000762,
         "REJECT\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000\000\000\000",
         29);
  *(uint8_t*)0x2000077f = 0;
  *(uint32_t*)0x20000780 = 0;
  *(uint8_t*)0x20000788 = 0;
  *(uint8_t*)0x20000789 = 0;
  *(uint8_t*)0x2000078a = 0;
  *(uint8_t*)0x2000078b = 0;
  *(uint8_t*)0x2000078c = 0;
  *(uint8_t*)0x2000078d = 0;
  *(uint8_t*)0x2000078e = 0;
  *(uint8_t*)0x2000078f = 0;
  *(uint8_t*)0x20000790 = 0;
  *(uint8_t*)0x20000791 = 0;
  *(uint8_t*)0x20000792 = 0;
  *(uint8_t*)0x20000793 = 0;
  *(uint8_t*)0x20000794 = 0;
  *(uint8_t*)0x20000795 = 0;
  *(uint8_t*)0x20000796 = 0;
  *(uint8_t*)0x20000797 = 0;
  *(uint8_t*)0x20000798 = 0;
  *(uint8_t*)0x20000799 = 0;
  *(uint8_t*)0x2000079a = 0;
  *(uint8_t*)0x2000079b = 0;
  *(uint8_t*)0x2000079c = 0;
  *(uint8_t*)0x2000079d = 0;
  *(uint8_t*)0x2000079e = 0;
  *(uint8_t*)0x2000079f = 0;
  *(uint8_t*)0x200007a0 = 0;
  *(uint8_t*)0x200007a1 = 0;
  *(uint8_t*)0x200007a2 = 0;
  *(uint8_t*)0x200007a3 = 0;
  *(uint8_t*)0x200007a4 = 0;
  *(uint8_t*)0x200007a5 = 0;
  *(uint8_t*)0x200007a6 = 0;
  *(uint8_t*)0x200007a7 = 0;
  *(uint8_t*)0x200007a8 = 0;
  *(uint8_t*)0x200007a9 = 0;
  *(uint8_t*)0x200007aa = 0;
  *(uint8_t*)0x200007ab = 0;
  *(uint8_t*)0x200007ac = 0;
  *(uint8_t*)0x200007ad = 0;
  *(uint8_t*)0x200007ae = 0;
  *(uint8_t*)0x200007af = 0;
  *(uint8_t*)0x200007b0 = 0;
  *(uint8_t*)0x200007b1 = 0;
  *(uint8_t*)0x200007b2 = 0;
  *(uint8_t*)0x200007b3 = 0;
  *(uint8_t*)0x200007b4 = 0;
  *(uint8_t*)0x200007b5 = 0;
  *(uint8_t*)0x200007b6 = 0;
  *(uint8_t*)0x200007b7 = 0;
  *(uint8_t*)0x200007b8 = 0;
  *(uint8_t*)0x200007b9 = 0;
  *(uint8_t*)0x200007ba = 0;
  *(uint8_t*)0x200007bb = 0;
  *(uint8_t*)0x200007bc = 0;
  *(uint8_t*)0x200007bd = 0;
  *(uint8_t*)0x200007be = 0;
  *(uint8_t*)0x200007bf = 0;
  *(uint8_t*)0x200007c0 = 0;
  *(uint8_t*)0x200007c1 = 0;
  *(uint8_t*)0x200007c2 = 0;
  *(uint8_t*)0x200007c3 = 0;
  *(uint8_t*)0x200007c4 = 0;
  *(uint8_t*)0x200007c5 = 0;
  *(uint8_t*)0x200007c6 = 0;
  *(uint8_t*)0x200007c7 = 0;
  *(uint8_t*)0x200007c8 = 0;
  *(uint8_t*)0x200007c9 = 0;
  *(uint8_t*)0x200007ca = 0;
  *(uint8_t*)0x200007cb = 0;
  *(uint8_t*)0x200007cc = 0;
  *(uint8_t*)0x200007cd = 0;
  *(uint8_t*)0x200007ce = 0;
  *(uint8_t*)0x200007cf = 0;
  *(uint8_t*)0x200007d0 = 0;
  *(uint8_t*)0x200007d1 = 0;
  *(uint8_t*)0x200007d2 = 0;
  *(uint8_t*)0x200007d3 = 0;
  *(uint8_t*)0x200007d4 = 0;
  *(uint8_t*)0x200007d5 = 0;
  *(uint8_t*)0x200007d6 = 0;
  *(uint8_t*)0x200007d7 = 0;
  *(uint8_t*)0x200007d8 = 0;
  *(uint8_t*)0x200007d9 = 0;
  *(uint8_t*)0x200007da = 0;
  *(uint8_t*)0x200007db = 0;
  *(uint32_t*)0x200007dc = 0;
  *(uint16_t*)0x200007e0 = 0x70;
  *(uint16_t*)0x200007e2 = 0xb8;
  *(uint32_t*)0x200007e4 = 0;
  *(uint64_t*)0x200007e8 = 0;
  *(uint64_t*)0x200007f0 = 0;
  *(uint16_t*)0x200007f8 = 0x48;
  memcpy((void*)0x200007fa,
         "TEE\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000\000\000\000\000\000",
         29);
  *(uint8_t*)0x20000817 = 1;
  *(uint8_t*)0x20000818 = 0xac;
  *(uint8_t*)0x20000819 = 0x14;
  *(uint8_t*)0x2000081a = 0x14;
  *(uint8_t*)0x2000081b = 0xbb;
  memcpy((void*)0x20000828, "wlan0\000\000\000\000\000\000\000\000\000\000\000",
         16);
  *(uint64_t*)0x20000838 = 0;
  *(uint8_t*)0x20000840 = 0;
  *(uint8_t*)0x20000841 = 0;
  *(uint8_t*)0x20000842 = 0;
  *(uint8_t*)0x20000843 = 0;
  *(uint8_t*)0x20000844 = 0;
  *(uint8_t*)0x20000845 = 0;
  *(uint8_t*)0x20000846 = 0;
  *(uint8_t*)0x20000847 = 0;
  *(uint8_t*)0x20000848 = 0;
  *(uint8_t*)0x20000849 = 0;
  *(uint8_t*)0x2000084a = 0;
  *(uint8_t*)0x2000084b = 0;
  *(uint8_t*)0x2000084c = 0;
  *(uint8_t*)0x2000084d = 0;
  *(uint8_t*)0x2000084e = 0;
  *(uint8_t*)0x2000084f = 0;
  *(uint8_t*)0x20000850 = 0;
  *(uint8_t*)0x20000851 = 0;
  *(uint8_t*)0x20000852 = 0;
  *(uint8_t*)0x20000853 = 0;
  *(uint8_t*)0x20000854 = 0;
  *(uint8_t*)0x20000855 = 0;
  *(uint8_t*)0x20000856 = 0;
  *(uint8_t*)0x20000857 = 0;
  *(uint8_t*)0x20000858 = 0;
  *(uint8_t*)0x20000859 = 0;
  *(uint8_t*)0x2000085a = 0;
  *(uint8_t*)0x2000085b = 0;
  *(uint8_t*)0x2000085c = 0;
  *(uint8_t*)0x2000085d = 0;
  *(uint8_t*)0x2000085e = 0;
  *(uint8_t*)0x2000085f = 0;
  *(uint8_t*)0x20000860 = 0;
  *(uint8_t*)0x20000861 = 0;
  *(uint8_t*)0x20000862 = 0;
  *(uint8_t*)0x20000863 = 0;
  *(uint8_t*)0x20000864 = 0;
  *(uint8_t*)0x20000865 = 0;
  *(uint8_t*)0x20000866 = 0;
  *(uint8_t*)0x20000867 = 0;
  *(uint8_t*)0x20000868 = 0;
  *(uint8_t*)0x20000869 = 0;
  *(uint8_t*)0x2000086a = 0;
  *(uint8_t*)0x2000086b = 0;
  *(uint8_t*)0x2000086c = 0;
  *(uint8_t*)0x2000086d = 0;
  *(uint8_t*)0x2000086e = 0;
  *(uint8_t*)0x2000086f = 0;
  *(uint8_t*)0x20000870 = 0;
  *(uint8_t*)0x20000871 = 0;
  *(uint8_t*)0x20000872 = 0;
  *(uint8_t*)0x20000873 = 0;
  *(uint8_t*)0x20000874 = 0;
  *(uint8_t*)0x20000875 = 0;
  *(uint8_t*)0x20000876 = 0;
  *(uint8_t*)0x20000877 = 0;
  *(uint8_t*)0x20000878 = 0;
  *(uint8_t*)0x20000879 = 0;
  *(uint8_t*)0x2000087a = 0;
  *(uint8_t*)0x2000087b = 0;
  *(uint8_t*)0x2000087c = 0;
  *(uint8_t*)0x2000087d = 0;
  *(uint8_t*)0x2000087e = 0;
  *(uint8_t*)0x2000087f = 0;
  *(uint8_t*)0x20000880 = 0;
  *(uint8_t*)0x20000881 = 0;
  *(uint8_t*)0x20000882 = 0;
  *(uint8_t*)0x20000883 = 0;
  *(uint8_t*)0x20000884 = 0;
  *(uint8_t*)0x20000885 = 0;
  *(uint8_t*)0x20000886 = 0;
  *(uint8_t*)0x20000887 = 0;
  *(uint8_t*)0x20000888 = 0;
  *(uint8_t*)0x20000889 = 0;
  *(uint8_t*)0x2000088a = 0;
  *(uint8_t*)0x2000088b = 0;
  *(uint8_t*)0x2000088c = 0;
  *(uint8_t*)0x2000088d = 0;
  *(uint8_t*)0x2000088e = 0;
  *(uint8_t*)0x2000088f = 0;
  *(uint8_t*)0x20000890 = 0;
  *(uint8_t*)0x20000891 = 0;
  *(uint8_t*)0x20000892 = 0;
  *(uint8_t*)0x20000893 = 0;
  *(uint32_t*)0x20000894 = 0;
  *(uint16_t*)0x20000898 = 0x70;
  *(uint16_t*)0x2000089a = 0x98;
  *(uint32_t*)0x2000089c = 0;
  *(uint64_t*)0x200008a0 = 0;
  *(uint64_t*)0x200008a8 = 0;
  *(uint16_t*)0x200008b0 = 0x28;
  memcpy((void*)0x200008b2,
         "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"
         "\000\000\000\000\000\000\000\000\000\000\000\000",
         29);
  *(uint8_t*)0x200008cf = 0;
  *(uint32_t*)0x200008d0 = 0xfffffffe;
  syscall(__NR_setsockopt, r[0], 0, 0x40, 0x200005c0ul, 0x318ul);
  syscall(__NR_unshare, 0x60000000ul);
  res = syscall(__NR_socket, 0x10ul, 3ul, 0xc);
  if (res != -1)
    r[1] = res;
  *(uint64_t*)0x20000440 = 0;
  *(uint32_t*)0x20000448 = 0;
  *(uint64_t*)0x20000450 = 0x20000400;
  *(uint64_t*)0x20000400 = 0x20000300;
  *(uint32_t*)0x20000300 = 0x30;
  *(uint8_t*)0x20000304 = 0;
  *(uint8_t*)0x20000305 = 0xb;
  *(uint16_t*)0x20000306 = 0x201;
  *(uint32_t*)0x20000308 = 0;
  *(uint32_t*)0x2000030c = 0;
  *(uint8_t*)0x20000310 = 3;
  *(uint8_t*)0x20000311 = 0;
  *(uint16_t*)0x20000312 = htobe16(0);
  *(uint16_t*)0x20000314 = 0xc;
  *(uint16_t*)0x20000316 = 1;
  memcpy((void*)0x20000318, "&[%$\v@+\000", 8);
  *(uint16_t*)0x20000320 = 8;
  STORE_BY_BITMASK(uint16_t, , 0x20000322, 3, 0, 14);
  STORE_BY_BITMASK(uint16_t, , 0x20000323, 1, 6, 1);
  STORE_BY_BITMASK(uint16_t, , 0x20000323, 0, 7, 1);
  *(uint32_t*)0x20000324 = htobe32(0);
  *(uint16_t*)0x20000328 = 8;
  STORE_BY_BITMASK(uint16_t, , 0x2000032a, 2, 0, 14);
  STORE_BY_BITMASK(uint16_t, , 0x2000032b, 1, 6, 1);
  STORE_BY_BITMASK(uint16_t, , 0x2000032b, 0, 7, 1);
  *(uint32_t*)0x2000032c = htobe32(0);
  *(uint64_t*)0x20000408 = 0x30;
  *(uint64_t*)0x20000458 = 1;
  *(uint64_t*)0x20000460 = 0;
  *(uint64_t*)0x20000468 = 0;
  *(uint32_t*)0x20000470 = 0;
  syscall(__NR_sendmsg, r[1], 0x20000440ul, 0ul);
}
int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  loop();
  return 0;
}