// https://syzkaller.appspot.com/bug?id=27fe4a84236153b25f0ea48b3e92d53487c6859f
// 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>

uint64_t r[1] = {0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, /*addr=*/0x1ffffffff000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*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=*/0x200001000000ul, /*len=*/0x1000ul, /*prot=*/0ul,
          /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1,
          /*offset=*/0ul);
  const char* reason;
  (void)reason;
  intptr_t res = 0;
  if (write(1, "executing program\n", sizeof("executing program\n") - 1)) {
  }
  memcpy((void*)0x200000000280, "./file0\000", 8);
  syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x200000000280ul,
          /*mode=S_IWGRP*/ 0x10ul);
  memcpy((void*)0x200000000140, "./file1\000", 8);
  syscall(__NR_mkdirat, /*fd=*/0xffffff9c, /*path=*/0x200000000140ul,
          /*mode=*/0ul);
  memcpy((void*)0x200000000300, "./bus\000", 6);
  syscall(__NR_mkdir, /*path=*/0x200000000300ul, /*mode=*/0ul);
  memcpy((void*)0x2000000000c0, "./bus\000", 6);
  memcpy((void*)0x200000000340, "overlay\000", 8);
  memcpy((void*)0x200000000080, "workdir", 7);
  *(uint8_t*)0x200000000087 = 0x3d;
  memcpy((void*)0x200000000088, "./bus", 5);
  *(uint8_t*)0x20000000008d = 0x2c;
  memcpy((void*)0x20000000008e, "lowerdir", 8);
  *(uint8_t*)0x200000000096 = 0x3d;
  memcpy((void*)0x200000000097, "./file0", 7);
  *(uint8_t*)0x20000000009e = 0x2c;
  memcpy((void*)0x20000000009f, "upperdir", 8);
  *(uint8_t*)0x2000000000a7 = 0x3d;
  memcpy((void*)0x2000000000a8, "./file1", 7);
  *(uint8_t*)0x2000000000af = 0x2c;
  *(uint8_t*)0x2000000000b0 = 0;
  syscall(__NR_mount, /*src=*/0ul, /*dst=*/0x2000000000c0ul,
          /*type=*/0x200000000340ul, /*flags=*/0ul, /*opts=*/0x200000000080ul);
  memcpy((void*)0x200000000140, "./bus\000", 6);
  syscall(__NR_chdir, /*dir=*/0x200000000140ul);
  memcpy((void*)0x200000000040, "cgroup.freeze\000", 14);
  res = syscall(__NR_openat, /*fd=*/0xffffff9c, /*file=*/0x200000000040ul,
                /*flags=*/0x275a, /*mode=*/0);
  if (res != -1)
    r[0] = res;
  syscall(__NR_mmap, /*addr=*/0x200000000000ul, /*len=*/0xb36000ul,
          /*prot=PROT_GROWSDOWN|PROT_WRITE|PROT_READ*/ 0x1000003ul,
          /*flags=MAP_STACK|MAP_POPULATE|MAP_FIXED|MAP_SHARED*/ 0x28011ul,
          /*fd=*/r[0], /*offset=*/0ul);
  syscall(__NR_lseek, /*fd=*/r[0], /*offset=*/5ul, /*whence=SEEK_CUR*/ 1ul);
  return 0;
}