// https://syzkaller.appspot.com/bug?id=1c56327ba2b5b6ac0b9e75fb91b6aa51f7cca6af
// autogenerated by syzkaller (http://github.com/google/syzkaller)

#define _GNU_SOURCE
#include <endian.h>
#include <fcntl.h>
#include <linux/futex.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <unistd.h>

__attribute__((noreturn)) static void doexit(int status)
{
  volatile unsigned i;
  syscall(__NR_exit_group, status);
  for (i = 0;; i++) {
  }
}
#include <errno.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>

const int kFailStatus = 67;
const int kRetryStatus = 69;

static void fail(const char* msg, ...)
{
  int e = errno;
  va_list args;
  va_start(args, msg);
  vfprintf(stderr, msg, args);
  va_end(args);
  fprintf(stderr, " (errno %d)\n", e);
  doexit((e == ENOMEM || e == EAGAIN) ? kRetryStatus : kFailStatus);
}

static void use_temporary_dir()
{
  char tmpdir_template[] = "./syzkaller.XXXXXX";
  char* tmpdir = mkdtemp(tmpdir_template);
  if (!tmpdir)
    fail("failed to mkdtemp");
  if (chmod(tmpdir, 0777))
    fail("failed to chmod");
  if (chdir(tmpdir))
    fail("failed to chdir");
}

static uintptr_t syz_open_pts(uintptr_t a0, uintptr_t a1)
{
  int ptyno = 0;
  if (ioctl(a0, TIOCGPTN, &ptyno))
    return -1;
  char buf[128];
  sprintf(buf, "/dev/pts/%d", ptyno);
  return open(buf, a1, 0);
}

struct thread_t {
  int created, running, call;
  pthread_t th;
};

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

static void* thr(void* arg)
{
  struct thread_t* th = (struct thread_t*)arg;
  for (;;) {
    while (!__atomic_load_n(&th->running, __ATOMIC_ACQUIRE))
      syscall(SYS_futex, &th->running, FUTEX_WAIT, 0, 0);
    execute_call(th->call);
    __atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED);
    __atomic_store_n(&th->running, 0, __ATOMIC_RELEASE);
    syscall(SYS_futex, &th->running, FUTEX_WAKE);
  }
  return 0;
}

static void execute(int num_calls)
{
  int call, thread;
  running = 0;
  for (call = 0; call < num_calls; call++) {
    for (thread = 0; thread < sizeof(threads) / sizeof(threads[0]); thread++) {
      struct thread_t* th = &threads[thread];
      if (!th->created) {
        th->created = 1;
        pthread_attr_t attr;
        pthread_attr_init(&attr);
        pthread_attr_setstacksize(&attr, 128 << 10);
        pthread_create(&th->th, &attr, thr, th);
      }
      if (!__atomic_load_n(&th->running, __ATOMIC_ACQUIRE)) {
        th->call = call;
        __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED);
        __atomic_store_n(&th->running, 1, __ATOMIC_RELEASE);
        syscall(SYS_futex, &th->running, FUTEX_WAKE);
        if (collide && call % 2)
          break;
        struct timespec ts;
        ts.tv_sec = 0;
        ts.tv_nsec = 20 * 1000 * 1000;
        syscall(SYS_futex, &th->running, FUTEX_WAIT, 1, &ts);
        if (__atomic_load_n(&running, __ATOMIC_RELAXED))
          usleep((call == num_calls - 1) ? 10000 : 1000);
        break;
      }
    }
  }
}

uint64_t r[4] = {0xffffffffffffffff, 0x0, 0xffffffffffffffff,
                 0xffffffffffffffff};
void execute_call(int call)
{
  long res;
  switch (call) {
  case 0:
    memcpy((void*)0x20000000, "/dev/ptmx", 10);
    res = syscall(__NR_openat, 0xffffffffffffff9c, 0x20000000, 0x200000, 0);
    if (res != -1)
      r[0] = res;
    break;
  case 1:
    syscall(__NR_ioctl, r[0], 0x4b6a, 0x20000040);
    break;
  case 2:
    res = syscall(__NR_semget, 0x798e2634, 3, 0x234);
    if (res != -1)
      r[1] = res;
    break;
  case 3:
    *(uint16_t*)0x20000080 = 0x815b;
    *(uint16_t*)0x20000082 = 0x200;
    *(uint16_t*)0x20000084 = 6;
    *(uint16_t*)0x20000086 = 1;
    *(uint16_t*)0x20000088 = 0x8001;
    *(uint16_t*)0x2000008a = 0x8bb1;
    *(uint16_t*)0x2000008c = 1;
    *(uint16_t*)0x2000008e = 0x8001;
    *(uint16_t*)0x20000090 = 8;
    *(uint16_t*)0x20000092 = 4;
    syscall(__NR_semctl, r[1], 0, 0x11, 0x20000080);
    break;
  case 4:
    *(uint64_t*)0x200000c0 = 0x3f;
    syscall(__NR_ioctl, r[0], 0x4b63, 0x200000c0);
    break;
  case 5:
    res = syz_open_pts(r[0], 0x103002);
    if (res != -1)
      r[2] = res;
    break;
  case 6:
    syscall(__NR_ioctl, r[2], 0x540d);
    break;
  case 7:
    syscall(__NR_getpid);
    break;
  case 8:
    syscall(__NR_ioctl, r[2], 0x4b65, 2);
    break;
  case 9:
    syscall(__NR_ioctl, r[2], 0x5425, 0x7fffffff);
    break;
  case 10:
    syscall(__NR_semctl, r[1], 0, 0);
    break;
  case 11:
    syscall(__NR_ioctl, r[0], 0x4b41, 0x20000240);
    break;
  case 12:
    res = syscall(__NR_dup, r[2]);
    if (res != -1)
      r[3] = res;
    break;
  case 13:
    *(uint16_t*)0x20000300 = 8;
    *(uint16_t*)0x20000302 = 3;
    *(uint16_t*)0x20000304 = 6;
    syscall(__NR_ioctl, r[0], 0x5603, 0x20000300);
    break;
  case 14:
    *(uint16_t*)0x20000340 = 0x1ff;
    *(uint16_t*)0x20000342 = 3;
    *(uint16_t*)0x20000344 = 6;
    syscall(__NR_ioctl, r[2], 0x5603, 0x20000340);
    break;
  case 15:
    *(uint32_t*)0x20000380 = r[2];
    *(uint16_t*)0x20000384 = 0x1000;
    *(uint16_t*)0x20000386 = 0;
    syscall(__NR_poll, 0x20000380, 1, 0x400);
    break;
  case 16:
    *(uint16_t*)0x200013c0 = 0x18;
    *(uint32_t*)0x200013c2 = 1;
    *(uint32_t*)0x200013c6 = 0;
    *(uint32_t*)0x200013ca = r[3];
    *(uint16_t*)0x200013ce = 2;
    *(uint16_t*)0x200013d0 = htobe16(0x4e21);
    *(uint8_t*)0x200013d2 = 0xac;
    *(uint8_t*)0x200013d3 = 0x14;
    *(uint8_t*)0x200013d4 = 0x14;
    *(uint8_t*)0x200013d5 = 0xaa;
    *(uint8_t*)0x200013d6 = 0;
    *(uint8_t*)0x200013d7 = 0;
    *(uint8_t*)0x200013d8 = 0;
    *(uint8_t*)0x200013d9 = 0;
    *(uint8_t*)0x200013da = 0;
    *(uint8_t*)0x200013db = 0;
    *(uint8_t*)0x200013dc = 0;
    *(uint8_t*)0x200013dd = 0;
    *(uint32_t*)0x200013de = 4;
    *(uint32_t*)0x200013e2 = 4;
    *(uint32_t*)0x200013e6 = 1;
    *(uint32_t*)0x200013ea = 4;
    syscall(__NR_sendto, r[3], 0x200003c0, 0, 0x4000, 0x200013c0, 0x80);
    break;
  case 17:
    syscall(__NR_ioctl, r[3], 0x8905, 0x20001440);
    break;
  case 18:
    *(uint32_t*)0x200014c0 = 0xc;
    syscall(__NR_getsockopt, r[3], 0, 0x481, 0x20001480, 0x200014c0);
    break;
  case 19:
    syscall(__NR_io_setup, 0xccaa, 0x20001500);
    break;
  case 20:
    *(uint32_t*)0x20001540 = 0;
    *(uint16_t*)0x20001548 = 2;
    *(uint16_t*)0x2000154a = htobe16(0x4e22);
    *(uint8_t*)0x2000154c = 0xac;
    *(uint8_t*)0x2000154d = 0x14;
    *(uint8_t*)0x2000154e = 0x14;
    *(uint8_t*)0x2000154f = 0x1f;
    *(uint8_t*)0x20001550 = 0;
    *(uint8_t*)0x20001551 = 0;
    *(uint8_t*)0x20001552 = 0;
    *(uint8_t*)0x20001553 = 0;
    *(uint8_t*)0x20001554 = 0;
    *(uint8_t*)0x20001555 = 0;
    *(uint8_t*)0x20001556 = 0;
    *(uint8_t*)0x20001557 = 0;
    *(uint32_t*)0x200015c8 = 1;
    *(uint32_t*)0x200015cc = 7;
    *(uint16_t*)0x200015d0 = 2;
    *(uint16_t*)0x200015d2 = htobe16(0x4e20);
    *(uint32_t*)0x200015d4 = htobe32(0xe0000001);
    *(uint8_t*)0x200015d8 = 0;
    *(uint8_t*)0x200015d9 = 0;
    *(uint8_t*)0x200015da = 0;
    *(uint8_t*)0x200015db = 0;
    *(uint8_t*)0x200015dc = 0;
    *(uint8_t*)0x200015dd = 0;
    *(uint8_t*)0x200015de = 0;
    *(uint8_t*)0x200015df = 0;
    *(uint16_t*)0x20001650 = 2;
    *(uint16_t*)0x20001652 = htobe16(0x4e22);
    *(uint32_t*)0x20001654 = htobe32(0xe0000002);
    *(uint8_t*)0x20001658 = 0;
    *(uint8_t*)0x20001659 = 0;
    *(uint8_t*)0x2000165a = 0;
    *(uint8_t*)0x2000165b = 0;
    *(uint8_t*)0x2000165c = 0;
    *(uint8_t*)0x2000165d = 0;
    *(uint8_t*)0x2000165e = 0;
    *(uint8_t*)0x2000165f = 0;
    *(uint16_t*)0x200016d0 = 2;
    *(uint16_t*)0x200016d2 = htobe16(0x4e23);
    *(uint32_t*)0x200016d4 = htobe32(0x7f000001);
    *(uint8_t*)0x200016d8 = 0;
    *(uint8_t*)0x200016d9 = 0;
    *(uint8_t*)0x200016da = 0;
    *(uint8_t*)0x200016db = 0;
    *(uint8_t*)0x200016dc = 0;
    *(uint8_t*)0x200016dd = 0;
    *(uint8_t*)0x200016de = 0;
    *(uint8_t*)0x200016df = 0;
    *(uint16_t*)0x20001750 = 2;
    *(uint16_t*)0x20001752 = htobe16(0x4e20);
    *(uint32_t*)0x20001754 = htobe32(0);
    *(uint8_t*)0x20001758 = 0;
    *(uint8_t*)0x20001759 = 0;
    *(uint8_t*)0x2000175a = 0;
    *(uint8_t*)0x2000175b = 0;
    *(uint8_t*)0x2000175c = 0;
    *(uint8_t*)0x2000175d = 0;
    *(uint8_t*)0x2000175e = 0;
    *(uint8_t*)0x2000175f = 0;
    *(uint16_t*)0x200017d0 = 2;
    *(uint16_t*)0x200017d2 = htobe16(0x4e24);
    *(uint32_t*)0x200017d4 = htobe32(0xe0000002);
    *(uint8_t*)0x200017d8 = 0;
    *(uint8_t*)0x200017d9 = 0;
    *(uint8_t*)0x200017da = 0;
    *(uint8_t*)0x200017db = 0;
    *(uint8_t*)0x200017dc = 0;
    *(uint8_t*)0x200017dd = 0;
    *(uint8_t*)0x200017de = 0;
    *(uint8_t*)0x200017df = 0;
    *(uint16_t*)0x20001850 = 2;
    *(uint16_t*)0x20001852 = htobe16(0x4e21);
    *(uint32_t*)0x20001854 = htobe32(0xe0000002);
    *(uint8_t*)0x20001858 = 0;
    *(uint8_t*)0x20001859 = 0;
    *(uint8_t*)0x2000185a = 0;
    *(uint8_t*)0x2000185b = 0;
    *(uint8_t*)0x2000185c = 0;
    *(uint8_t*)0x2000185d = 0;
    *(uint8_t*)0x2000185e = 0;
    *(uint8_t*)0x2000185f = 0;
    *(uint16_t*)0x200018d0 = 2;
    *(uint16_t*)0x200018d2 = htobe16(0x4e20);
    *(uint32_t*)0x200018d4 = htobe32(0);
    *(uint8_t*)0x200018d8 = 0;
    *(uint8_t*)0x200018d9 = 0;
    *(uint8_t*)0x200018da = 0;
    *(uint8_t*)0x200018db = 0;
    *(uint8_t*)0x200018dc = 0;
    *(uint8_t*)0x200018dd = 0;
    *(uint8_t*)0x200018de = 0;
    *(uint8_t*)0x200018df = 0;
    syscall(__NR_setsockopt, r[3], 0, 0x30, 0x20001540, 0x410);
    break;
  case 21:
    syscall(__NR_ioctl, r[3], 0x5412, 0x1ff);
    break;
  case 22:
    *(uint16_t*)0x20001980 = 0x10b;
    *(uint8_t*)0x20001982 = 0;
    *(uint8_t*)0x20001983 = 8;
    *(uint32_t*)0x20001984 = 0x302;
    *(uint32_t*)0x20001988 = 0x312;
    *(uint32_t*)0x2000198c = 5;
    *(uint32_t*)0x20001990 = 0x11d;
    *(uint32_t*)0x20001994 = 0x9af;
    *(uint32_t*)0x20001998 = 0;
    *(uint32_t*)0x2000199c = 0;
    *(uint64_t*)0x200019a0 = 0;
    *(uint64_t*)0x200019a8 = 0;
    *(uint64_t*)0x200019b0 = 0;
    *(uint64_t*)0x200019b8 = 0;
    *(uint64_t*)0x200019c0 = 0;
    *(uint64_t*)0x200019c8 = 0;
    *(uint64_t*)0x200019d0 = 0;
    *(uint64_t*)0x200019d8 = 0;
    *(uint64_t*)0x200019e0 = 0;
    *(uint64_t*)0x200019e8 = 0;
    *(uint64_t*)0x200019f0 = 0;
    *(uint64_t*)0x200019f8 = 0;
    *(uint64_t*)0x20001a00 = 0;
    *(uint64_t*)0x20001a08 = 0;
    *(uint64_t*)0x20001a10 = 0;
    *(uint64_t*)0x20001a18 = 0;
    *(uint64_t*)0x20001a20 = 0;
    *(uint64_t*)0x20001a28 = 0;
    *(uint64_t*)0x20001a30 = 0;
    *(uint64_t*)0x20001a38 = 0;
    *(uint64_t*)0x20001a40 = 0;
    *(uint64_t*)0x20001a48 = 0;
    *(uint64_t*)0x20001a50 = 0;
    *(uint64_t*)0x20001a58 = 0;
    *(uint64_t*)0x20001a60 = 0;
    *(uint64_t*)0x20001a68 = 0;
    *(uint64_t*)0x20001a70 = 0;
    *(uint64_t*)0x20001a78 = 0;
    *(uint64_t*)0x20001a80 = 0;
    *(uint64_t*)0x20001a88 = 0;
    *(uint64_t*)0x20001a90 = 0;
    *(uint64_t*)0x20001a98 = 0;
    *(uint64_t*)0x20001aa0 = 0;
    *(uint64_t*)0x20001aa8 = 0;
    *(uint64_t*)0x20001ab0 = 0;
    *(uint64_t*)0x20001ab8 = 0;
    *(uint64_t*)0x20001ac0 = 0;
    *(uint64_t*)0x20001ac8 = 0;
    *(uint64_t*)0x20001ad0 = 0;
    *(uint64_t*)0x20001ad8 = 0;
    *(uint64_t*)0x20001ae0 = 0;
    *(uint64_t*)0x20001ae8 = 0;
    *(uint64_t*)0x20001af0 = 0;
    *(uint64_t*)0x20001af8 = 0;
    *(uint64_t*)0x20001b00 = 0;
    *(uint64_t*)0x20001b08 = 0;
    *(uint64_t*)0x20001b10 = 0;
    *(uint64_t*)0x20001b18 = 0;
    *(uint64_t*)0x20001b20 = 0;
    *(uint64_t*)0x20001b28 = 0;
    *(uint64_t*)0x20001b30 = 0;
    *(uint64_t*)0x20001b38 = 0;
    *(uint64_t*)0x20001b40 = 0;
    *(uint64_t*)0x20001b48 = 0;
    *(uint64_t*)0x20001b50 = 0;
    *(uint64_t*)0x20001b58 = 0;
    *(uint64_t*)0x20001b60 = 0;
    *(uint64_t*)0x20001b68 = 0;
    *(uint64_t*)0x20001b70 = 0;
    *(uint64_t*)0x20001b78 = 0;
    *(uint64_t*)0x20001b80 = 0;
    *(uint64_t*)0x20001b88 = 0;
    *(uint64_t*)0x20001b90 = 0;
    *(uint64_t*)0x20001b98 = 0;
    *(uint64_t*)0x20001ba0 = 0;
    *(uint64_t*)0x20001ba8 = 0;
    *(uint64_t*)0x20001bb0 = 0;
    *(uint64_t*)0x20001bb8 = 0;
    *(uint64_t*)0x20001bc0 = 0;
    *(uint64_t*)0x20001bc8 = 0;
    *(uint64_t*)0x20001bd0 = 0;
    *(uint64_t*)0x20001bd8 = 0;
    *(uint64_t*)0x20001be0 = 0;
    *(uint64_t*)0x20001be8 = 0;
    *(uint64_t*)0x20001bf0 = 0;
    *(uint64_t*)0x20001bf8 = 0;
    *(uint64_t*)0x20001c00 = 0;
    *(uint64_t*)0x20001c08 = 0;
    *(uint64_t*)0x20001c10 = 0;
    *(uint64_t*)0x20001c18 = 0;
    *(uint64_t*)0x20001c20 = 0;
    *(uint64_t*)0x20001c28 = 0;
    *(uint64_t*)0x20001c30 = 0;
    *(uint64_t*)0x20001c38 = 0;
    *(uint64_t*)0x20001c40 = 0;
    *(uint64_t*)0x20001c48 = 0;
    *(uint64_t*)0x20001c50 = 0;
    *(uint64_t*)0x20001c58 = 0;
    *(uint64_t*)0x20001c60 = 0;
    *(uint64_t*)0x20001c68 = 0;
    *(uint64_t*)0x20001c70 = 0;
    *(uint64_t*)0x20001c78 = 0;
    *(uint64_t*)0x20001c80 = 0;
    *(uint64_t*)0x20001c88 = 0;
    *(uint64_t*)0x20001c90 = 0;
    *(uint64_t*)0x20001c98 = 0;
    *(uint64_t*)0x20001ca0 = 0;
    *(uint64_t*)0x20001ca8 = 0;
    *(uint64_t*)0x20001cb0 = 0;
    *(uint64_t*)0x20001cb8 = 0;
    *(uint64_t*)0x20001cc0 = 0;
    *(uint64_t*)0x20001cc8 = 0;
    *(uint64_t*)0x20001cd0 = 0;
    *(uint64_t*)0x20001cd8 = 0;
    *(uint64_t*)0x20001ce0 = 0;
    *(uint64_t*)0x20001ce8 = 0;
    *(uint64_t*)0x20001cf0 = 0;
    *(uint64_t*)0x20001cf8 = 0;
    *(uint64_t*)0x20001d00 = 0;
    *(uint64_t*)0x20001d08 = 0;
    *(uint64_t*)0x20001d10 = 0;
    *(uint64_t*)0x20001d18 = 0;
    *(uint64_t*)0x20001d20 = 0;
    *(uint64_t*)0x20001d28 = 0;
    *(uint64_t*)0x20001d30 = 0;
    *(uint64_t*)0x20001d38 = 0;
    *(uint64_t*)0x20001d40 = 0;
    *(uint64_t*)0x20001d48 = 0;
    *(uint64_t*)0x20001d50 = 0;
    *(uint64_t*)0x20001d58 = 0;
    *(uint64_t*)0x20001d60 = 0;
    *(uint64_t*)0x20001d68 = 0;
    *(uint64_t*)0x20001d70 = 0;
    *(uint64_t*)0x20001d78 = 0;
    *(uint64_t*)0x20001d80 = 0;
    *(uint64_t*)0x20001d88 = 0;
    *(uint64_t*)0x20001d90 = 0;
    *(uint64_t*)0x20001d98 = 0;
    *(uint64_t*)0x20001da0 = 0;
    *(uint64_t*)0x20001da8 = 0;
    *(uint64_t*)0x20001db0 = 0;
    *(uint64_t*)0x20001db8 = 0;
    *(uint64_t*)0x20001dc0 = 0;
    *(uint64_t*)0x20001dc8 = 0;
    *(uint64_t*)0x20001dd0 = 0;
    *(uint64_t*)0x20001dd8 = 0;
    *(uint64_t*)0x20001de0 = 0;
    *(uint64_t*)0x20001de8 = 0;
    *(uint64_t*)0x20001df0 = 0;
    *(uint64_t*)0x20001df8 = 0;
    *(uint64_t*)0x20001e00 = 0;
    *(uint64_t*)0x20001e08 = 0;
    *(uint64_t*)0x20001e10 = 0;
    *(uint64_t*)0x20001e18 = 0;
    *(uint64_t*)0x20001e20 = 0;
    *(uint64_t*)0x20001e28 = 0;
    *(uint64_t*)0x20001e30 = 0;
    *(uint64_t*)0x20001e38 = 0;
    *(uint64_t*)0x20001e40 = 0;
    *(uint64_t*)0x20001e48 = 0;
    *(uint64_t*)0x20001e50 = 0;
    *(uint64_t*)0x20001e58 = 0;
    *(uint64_t*)0x20001e60 = 0;
    *(uint64_t*)0x20001e68 = 0;
    *(uint64_t*)0x20001e70 = 0;
    *(uint64_t*)0x20001e78 = 0;
    *(uint64_t*)0x20001e80 = 0;
    *(uint64_t*)0x20001e88 = 0;
    *(uint64_t*)0x20001e90 = 0;
    *(uint64_t*)0x20001e98 = 0;
    *(uint64_t*)0x20001ea0 = 0;
    *(uint64_t*)0x20001ea8 = 0;
    *(uint64_t*)0x20001eb0 = 0;
    *(uint64_t*)0x20001eb8 = 0;
    *(uint64_t*)0x20001ec0 = 0;
    *(uint64_t*)0x20001ec8 = 0;
    *(uint64_t*)0x20001ed0 = 0;
    *(uint64_t*)0x20001ed8 = 0;
    *(uint64_t*)0x20001ee0 = 0;
    *(uint64_t*)0x20001ee8 = 0;
    *(uint64_t*)0x20001ef0 = 0;
    *(uint64_t*)0x20001ef8 = 0;
    *(uint64_t*)0x20001f00 = 0;
    *(uint64_t*)0x20001f08 = 0;
    *(uint64_t*)0x20001f10 = 0;
    *(uint64_t*)0x20001f18 = 0;
    *(uint64_t*)0x20001f20 = 0;
    *(uint64_t*)0x20001f28 = 0;
    *(uint64_t*)0x20001f30 = 0;
    *(uint64_t*)0x20001f38 = 0;
    *(uint64_t*)0x20001f40 = 0;
    *(uint64_t*)0x20001f48 = 0;
    *(uint64_t*)0x20001f50 = 0;
    *(uint64_t*)0x20001f58 = 0;
    *(uint64_t*)0x20001f60 = 0;
    *(uint64_t*)0x20001f68 = 0;
    *(uint64_t*)0x20001f70 = 0;
    *(uint64_t*)0x20001f78 = 0;
    *(uint64_t*)0x20001f80 = 0;
    *(uint64_t*)0x20001f88 = 0;
    *(uint64_t*)0x20001f90 = 0;
    *(uint64_t*)0x20001f98 = 0;
    *(uint64_t*)0x20001fa0 = 0;
    *(uint64_t*)0x20001fa8 = 0;
    *(uint64_t*)0x20001fb0 = 0;
    *(uint64_t*)0x20001fb8 = 0;
    *(uint64_t*)0x20001fc0 = 0;
    *(uint64_t*)0x20001fc8 = 0;
    *(uint64_t*)0x20001fd0 = 0;
    *(uint64_t*)0x20001fd8 = 0;
    *(uint64_t*)0x20001fe0 = 0;
    *(uint64_t*)0x20001fe8 = 0;
    *(uint64_t*)0x20001ff0 = 0;
    *(uint64_t*)0x20001ff8 = 0;
    *(uint64_t*)0x20002000 = 0;
    *(uint64_t*)0x20002008 = 0;
    *(uint64_t*)0x20002010 = 0;
    *(uint64_t*)0x20002018 = 0;
    *(uint64_t*)0x20002020 = 0;
    *(uint64_t*)0x20002028 = 0;
    *(uint64_t*)0x20002030 = 0;
    *(uint64_t*)0x20002038 = 0;
    *(uint64_t*)0x20002040 = 0;
    *(uint64_t*)0x20002048 = 0;
    *(uint64_t*)0x20002050 = 0;
    *(uint64_t*)0x20002058 = 0;
    *(uint64_t*)0x20002060 = 0;
    *(uint64_t*)0x20002068 = 0;
    *(uint64_t*)0x20002070 = 0;
    *(uint64_t*)0x20002078 = 0;
    *(uint64_t*)0x20002080 = 0;
    *(uint64_t*)0x20002088 = 0;
    *(uint64_t*)0x20002090 = 0;
    *(uint64_t*)0x20002098 = 0;
    *(uint64_t*)0x200020a0 = 0;
    *(uint64_t*)0x200020a8 = 0;
    *(uint64_t*)0x200020b0 = 0;
    *(uint64_t*)0x200020b8 = 0;
    *(uint64_t*)0x200020c0 = 0;
    *(uint64_t*)0x200020c8 = 0;
    *(uint64_t*)0x200020d0 = 0;
    *(uint64_t*)0x200020d8 = 0;
    *(uint64_t*)0x200020e0 = 0;
    *(uint64_t*)0x200020e8 = 0;
    *(uint64_t*)0x200020f0 = 0;
    *(uint64_t*)0x200020f8 = 0;
    *(uint64_t*)0x20002100 = 0;
    *(uint64_t*)0x20002108 = 0;
    *(uint64_t*)0x20002110 = 0;
    *(uint64_t*)0x20002118 = 0;
    *(uint64_t*)0x20002120 = 0;
    *(uint64_t*)0x20002128 = 0;
    *(uint64_t*)0x20002130 = 0;
    *(uint64_t*)0x20002138 = 0;
    *(uint64_t*)0x20002140 = 0;
    *(uint64_t*)0x20002148 = 0;
    *(uint64_t*)0x20002150 = 0;
    *(uint64_t*)0x20002158 = 0;
    *(uint64_t*)0x20002160 = 0;
    *(uint64_t*)0x20002168 = 0;
    *(uint64_t*)0x20002170 = 0;
    *(uint64_t*)0x20002178 = 0;
    *(uint64_t*)0x20002180 = 0;
    *(uint64_t*)0x20002188 = 0;
    *(uint64_t*)0x20002190 = 0;
    *(uint64_t*)0x20002198 = 0;
    *(uint64_t*)0x200021a0 = 0;
    *(uint64_t*)0x200021a8 = 0;
    *(uint64_t*)0x200021b0 = 0;
    *(uint64_t*)0x200021b8 = 0;
    *(uint64_t*)0x200021c0 = 0;
    *(uint64_t*)0x200021c8 = 0;
    *(uint64_t*)0x200021d0 = 0;
    *(uint64_t*)0x200021d8 = 0;
    *(uint64_t*)0x200021e0 = 0;
    *(uint64_t*)0x200021e8 = 0;
    *(uint64_t*)0x200021f0 = 0;
    *(uint64_t*)0x200021f8 = 0;
    *(uint64_t*)0x20002200 = 0;
    *(uint64_t*)0x20002208 = 0;
    *(uint64_t*)0x20002210 = 0;
    *(uint64_t*)0x20002218 = 0;
    *(uint64_t*)0x20002220 = 0;
    *(uint64_t*)0x20002228 = 0;
    *(uint64_t*)0x20002230 = 0;
    *(uint64_t*)0x20002238 = 0;
    *(uint64_t*)0x20002240 = 0;
    *(uint64_t*)0x20002248 = 0;
    *(uint64_t*)0x20002250 = 0;
    *(uint64_t*)0x20002258 = 0;
    *(uint64_t*)0x20002260 = 0;
    *(uint64_t*)0x20002268 = 0;
    *(uint64_t*)0x20002270 = 0;
    *(uint64_t*)0x20002278 = 0;
    *(uint64_t*)0x20002280 = 0;
    *(uint64_t*)0x20002288 = 0;
    *(uint64_t*)0x20002290 = 0;
    *(uint64_t*)0x20002298 = 0;
    syscall(__NR_write, r[2], 0x20001980, 0x920);
    break;
  }
}

void loop()
{
  execute(23);
  collide = 1;
  execute(23);
}

int main()
{
  syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0);
  use_temporary_dir();
  loop();
  return 0;
}