// 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[4] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff,
                 0x0};

int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul,
          /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  intptr_t res = 0;
  memcpy((void*)0x20000080, "/dev/input/event#\000", 18);
  res = -1;
  res = syz_open_dev(/*dev=*/0x20000080, /*id=*/0, /*flags=*/0);
  if (res != -1)
    r[0] = res;
  *(uint16_t*)0x20001080 = 0x51;
  *(uint16_t*)0x20001082 = 0;
  *(uint16_t*)0x20001084 = 0;
  *(uint16_t*)0x20001086 = 0;
  *(uint16_t*)0x20001088 = 1;
  *(uint16_t*)0x2000108a = 0x74;
  *(uint16_t*)0x2000108c = 0x7ff;
  *(uint16_t*)0x20001090 = 0x400;
  *(uint16_t*)0x20001092 = 0;
  *(uint16_t*)0x20001094 = 1;
  *(uint16_t*)0x20001096 = 0;
  *(uint16_t*)0x20001098 = 0;
  *(uint16_t*)0x2000109a = 0;
  syscall(__NR_ioctl, /*fd=*/-1, /*cmd=*/0x40304580, /*arg=*/0x20001080ul);
  memcpy((void*)0x200000c0, "/dev/input/event#\000", 18);
  res = -1;
  res = syz_open_dev(
      /*dev=*/0x200000c0, /*id=*/0,
      /*flags=O_TRUNC|O_NONBLOCK|O_NOFOLLOW|O_NOCTTY|FASYNC|O_WRONLY|0x800000*/
      0x822b01);
  if (res != -1)
    r[1] = res;
  *(uint64_t*)0x20000100 = 4;
  syscall(__NR_ioctl, /*fd=*/r[0], /*cmd=FIOASYNC*/ 0x5452, /*v=*/0x20000100ul);
  memset((void*)0x20000040, 226, 1);
  syscall(__NR_write, /*fd=*/r[1], /*buf=*/0x20000040ul, /*count=*/0x1068ul);
  memcpy((void*)0x20000200, "./file0\000", 8);
  res = syscall(__NR_open, /*file=*/0x20000200ul,
                /*flags=O_LARGEFILE|O_CREAT|0x4000000*/ 0x4008040ul,
                /*mode=*/0ul);
  if (res != -1)
    r[2] = res;
  res = syscall(__NR_gettid);
  if (res != -1)
    r[3] = res;
  *(uint32_t*)0x20000080 = 2;
  *(uint32_t*)0x20000084 = r[3];
  syscall(__NR_fcntl, /*fd=*/r[2], /*cmd=*/0xful, /*arg=*/0x20000080ul);
  syscall(__NR_fcntl, /*fd=*/r[2], /*cmd=*/0x400ul, /*typ=*/0ul);
  memcpy((void*)0x200002c0, "./file0\000", 8);
  syscall(__NR_open, /*file=*/0x200002c0ul,
          /*flags=O_NONBLOCK|O_DIRECT|O_APPEND|O_WRONLY*/ 0x4c01ul,
          /*mode=*/0ul);
  return 0;
}