linux-next build error (3)

[syzbot]

Hello,

syzbot found the following crash on:

HEAD commit:    6d93abaf4c5b Add linux-next specific files for 20180723
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=10e02f0c400000
dashboard link: https://syzkaller.appspot.com/bug?extid=9118f0a7ae77f4eee4a9
compiler:       gcc (GCC) 8.0.1 20180413 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+9118f0a7ae77f4eee4a9@xxxxxxxxxxxxxxxxxxxxxxxxx



---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxxx

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with  
syzbot.