syzkaller-repros/linux/61351db7239051679c20d85a6ef78cddadc6ac4f.c

// WARNING in __brelse
// https://syzkaller.appspot.com/bug?id=61351db7239051679c20d85a6ef78cddadc6ac4f
// status:open
// 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, 0x20000000, 0x1000000, 3, 0x32, -1, 0);
  long res = 0;
  memcpy((void*)0x20000040, "./file0\000", 8);
  res = syscall(__NR_creat, 0x20000040, 0);
  if (res != -1)
    r[0] = res;
  *(uint64_t*)0x20000080 = 0x5e4a;
  syscall(__NR_ioctl, r[0], 0x40086602, 0x20000080);
  memcpy((void*)0x20000240, "threaded\000", 9);
  syscall(__NR_write, r[0], 0x20000240, 0xf96d);
  syscall(__NR_fallocate, r[0], 3, 0xe0ff, 0xfff9);
  return 0;
}