// https://syzkaller.appspot.com/bug?id=6fa4aeaa1f34d56f15c103cf37def79ddff36173
// 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>

#ifndef __NR_ioctl
#define __NR_ioctl 29
#endif
#ifndef __NR_mmap
#define __NR_mmap 222
#endif

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[1] = {0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=*/7ul,
          /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=*/0x32ul, /*fd=*/-1, /*offset=*/0ul);
  intptr_t res = 0;
  memcpy((void*)0x20000000, "/dev/video#\000", 12);
  res = -1;
  res = syz_open_dev(/*dev=*/0x20000000, /*id=*/0, /*flags=*/2);
  if (res != -1)
    r[0] = res;
  *(uint32_t*)0x20000280 = 0x5f25;
  *(uint32_t*)0x20000284 = 1;
  *(uint32_t*)0x20000288 = 2;
  *(uint32_t*)0x2000028c = 0;
  *(uint8_t*)0x20000290 = 0;
  memset((void*)0x20000291, 0, 3);
  syscall(__NR_ioctl, /*fd=*/r[0], /*cmd=*/0xc0145608, /*arg=*/0x20000280ul);
  *(uint32_t*)0x200002c0 = 0;
  *(uint32_t*)0x200002c4 = 1;
  *(uint32_t*)0x200002c8 = 4;
  *(uint32_t*)0x200002cc = 0;
  *(uint32_t*)0x200002d0 = 0;
  *(uint64_t*)0x200002d8 = 0x77359400;
  *(uint64_t*)0x200002e0 = 0;
  *(uint32_t*)0x200002e8 = 0;
  *(uint32_t*)0x200002ec = 0;
  *(uint8_t*)0x200002f0 = 0;
  *(uint8_t*)0x200002f1 = 0;
  *(uint8_t*)0x200002f2 = 0;
  *(uint8_t*)0x200002f3 = 0;
  memcpy((void*)0x200002f4, "\xd2\x88\xae\x5f", 4);
  *(uint32_t*)0x200002f8 = 0;
  *(uint32_t*)0x200002fc = 2;
  *(uint64_t*)0x20000300 = 0;
  *(uint32_t*)0x20000308 = 0x2a302c;
  *(uint32_t*)0x2000030c = 0;
  *(uint32_t*)0x20000310 = -1;
  syscall(__NR_ioctl, /*fd=*/r[0], /*cmd=*/0xc058565d, /*arg=*/0x200002c0ul);
  return 0;
}