// https://syzkaller.appspot.com/bug?id=2c2730c5bfc930926519b6ca5edd1c5052e84418
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

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

static long syz_open_dev(volatile long a0, volatile long a1, volatile long a2)
{
  if (a0 == 0xc || a0 == 0xb) {
    char buf[128];
    sprintf(buf, "/dev/%s/%d:%d", a0 == 0xc ? "char" : "block", (uint8_t)a1,
            (uint8_t)a2);
    return open(buf, O_RDWR, 0);
  } else {
    char buf[1024];
    char* hash;
    strncpy(buf, (char*)a0, sizeof(buf) - 1);
    buf[sizeof(buf) - 1] = 0;
    while ((hash = strchr(buf, '#'))) {
      *hash = '0' + (char)(a1 % 10);
      a1 /= 10;
    }
    return open(buf, a2, 0);
  }
}

uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff};

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);
  intptr_t res = 0;
  memcpy((void*)0x20000300, ".\000", 2);
  res = syscall(__NR_open, 0x20000300ul, 0ul, 0ul);
  if (res != -1)
    r[0] = res;
  memcpy((void*)0x20000280, ".\000", 2);
  res = syscall(__NR_open, 0x20000280ul, 0ul, 0ul);
  if (res != -1)
    r[1] = res;
  syscall(__NR_fcntl, r[1], 0x402ul, 5ul);
  syscall(__NR_fcntl, r[1], 8ul, -1);
  syscall(__NR_fcntl, -1, 8ul, -1);
  syscall(__NR_fcntl, -1, 8ul, -1);
  memcpy((void*)0x20000040,
         "\023\023w\305\3745\324\024T\325\324\035)\255\032`)"
         "Y\201F\346\276\026nA\255\r\275@T\003<\2373\273\332\202$"
         "\242\363\327r\347cnH\263<\277p\203r\350\361\271\223>"
         "\305\022wC\276\"\006 \236\360-\371\313\362\366\350\200\3238/\000",
         78);
  memcpy((void*)0x20000180, "./file0\000", 8);
  syscall(__NR_symlinkat, 0x20000040ul, r[0], 0x20000180ul);
  memcpy((void*)0x20000140, "/dev/input/event#\000", 18);
  res = -1;
  res = syz_open_dev(0x20000140, 0, 0x121041);
  if (res != -1)
    r[2] = res;
  *(uint16_t*)0x200000c0 = 0;
  *(uint16_t*)0x200000c2 = 0;
  *(uint16_t*)0x200000c4 = 0;
  *(uint16_t*)0x200000c6 = 0;
  *(uint16_t*)0x200000c8 = 1;
  *(uint16_t*)0x200000ca = 0x74;
  *(uint16_t*)0x200000cc = 2;
  *(uint16_t*)0x200000d0 = 0;
  *(uint16_t*)0x200000d2 = 0;
  *(uint16_t*)0x200000d4 = 0;
  *(uint16_t*)0x200000d6 = 0;
  *(uint16_t*)0x200000d8 = 0;
  syscall(__NR_ioctl, -1, 0x40304580, 0x200000c0ul);
  *(uint64_t*)0x20000040 = 4;
  syscall(__NR_ioctl, r[2], 0x5452, 0x20000040ul);
  syscall(__NR_write, r[2], 0x20000040ul, 0x373ul);
  return 0;
}