// https://syzkaller.appspot.com/bug?id=379e5288f14a3d508a54bb8764c19520afbaf80a
// 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>

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);

  memcpy((void*)0x20000400, "./file0\000", 8);
  syscall(__NR_mkdir, /*path=*/0x20000400ul, /*mode=*/0ul);
  memcpy((void*)0x20000300, "./bus\000", 6);
  syscall(__NR_mkdir, /*path=*/0x20000300ul, /*mode=*/0ul);
  memcpy((void*)0x20000140, "./file0\000", 8);
  memcpy((void*)0x20000000, "configfs\000", 9);
  syscall(__NR_mount, /*src=*/0ul, /*dst=*/0x20000140ul, /*type=*/0x20000000ul,
          /*flags=*/0ul, /*data=*/0ul);
  memcpy((void*)0x20000200, "./file0\000", 8);
  memcpy((void*)0x200000c0, "overlay\000", 8);
  memcpy((void*)0x20000480, "lowerdir=.:file0", 16);
  syscall(__NR_mount, /*src=*/0ul, /*dst=*/0x20000200ul, /*type=*/0x200000c0ul,
          /*flags=*/0ul, /*opts=*/0x20000480ul);
  memcpy((void*)0x20000240, "./file1\000", 8);
  syscall(__NR_mkdir, /*path=*/0x20000240ul, /*mode=*/0ul);
  memcpy((void*)0x20000180, "./bus/file0\000", 12);
  syscall(__NR_creat, /*file=*/0x20000180ul, /*mode=*/0ul);
  memcpy((void*)0x20000040, "./bus\000", 6);
  memcpy((void*)0x20000080, "overlay\000", 8);
  memcpy((void*)0x20000280, "upperdir=./bus,workdir=./file1,lowerdir=./file0",
         47);
  syscall(__NR_mount, /*src=*/0ul, /*dst=*/0x20000040ul, /*type=*/0x20000080ul,
          /*flags=*/0ul, /*opts=*/0x20000280ul);
  memcpy((void*)0x200001c0, "./bus\000", 6);
  syscall(__NR_chdir, /*dir=*/0x200001c0ul);
  memcpy((void*)0x200002c0, "./bus/file0\000", 12);
  syscall(__NR_lchown, /*file=*/0x200002c0ul, /*uid=*/0, /*gid=*/0);
  return 0;
}