// https://syzkaller.appspot.com/bug?id=e7cb1c0fc7b386dbfedec70619f46fea3ae76480
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

#define BITMASK_LEN(type, bf_len) (type)((1ull << (bf_len)) - 1)

#define BITMASK_LEN_OFF(type, bf_off, bf_len)                                  \
  (type)(BITMASK_LEN(type, (bf_len)) << (bf_off))

#define STORE_BY_BITMASK(type, addr, val, bf_off, bf_len)                      \
  if ((bf_off) == 0 && (bf_len) == 0) {                                        \
    *(type*)(addr) = (type)(val);                                              \
  } else {                                                                     \
    type new_val = *(type*)(addr);                                             \
    new_val &= ~BITMASK_LEN_OFF(type, (bf_off), (bf_len));                     \
    new_val |= ((type)(val)&BITMASK_LEN(type, (bf_len))) << (bf_off);          \
    *(type*)(addr) = new_val;                                                  \
  }

int main(void)
{
  syscall(__NR_mmap, 0x20000000, 0x1000000, 3, 0x32, -1, 0);

  *(uint32_t*)0x20000040 = 1;
  *(uint32_t*)0x20000044 = 0x70;
  *(uint8_t*)0x20000048 = 0;
  *(uint8_t*)0x20000049 = 0;
  *(uint8_t*)0x2000004a = 0;
  *(uint8_t*)0x2000004b = 0;
  *(uint32_t*)0x2000004c = 0;
  *(uint64_t*)0x20000050 = 0x50d;
  *(uint64_t*)0x20000058 = 0;
  *(uint64_t*)0x20000060 = 0;
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 0, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 1, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 2, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 3, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 4, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 5, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 6, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 7, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 8, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 9, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 10, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 11, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 12, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 13, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 14, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 15, 2);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 17, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 18, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 19, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 20, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 21, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 22, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 23, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 24, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 25, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 26, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 27, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 28, 1);
  STORE_BY_BITMASK(uint64_t, 0x20000068, 0, 29, 35);
  *(uint32_t*)0x20000070 = 0;
  *(uint32_t*)0x20000074 = 0;
  *(uint64_t*)0x20000078 = 0x20000000;
  *(uint64_t*)0x20000080 = 0;
  *(uint64_t*)0x20000088 = 0;
  *(uint64_t*)0x20000090 = 0;
  *(uint32_t*)0x20000098 = 0;
  *(uint32_t*)0x2000009c = 0;
  *(uint64_t*)0x200000a0 = 0;
  *(uint32_t*)0x200000a8 = 0;
  *(uint16_t*)0x200000ac = 0;
  *(uint16_t*)0x200000ae = 0;
  syscall(__NR_perf_event_open, 0x20000040, 0, -1, -1, 0);
  syscall(__NR_mprotect, 0x20000000, 0x800000, 0);
  return 0;
}