syzbot has bisected this bug to:
commit 7c80cfc99b7bfdc92cee26f8008859f326f4a37f
Author: Peter Zijlstra <pet...@infradead.org>
Date: Sat May 6 14:03:17 2017 +0000
sched/fair: Clean up calc_cfs_shares()
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=169d614d200000
start commit: 7c80cfc9 sched/fair: Clean up calc_cfs_shares()
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=159d614d200000
console output: https://syzkaller.appspot.com/x/log.txt?x=119d614d200000
kernel config: https://syzkaller.appspot.com/x/.config?x=76d28549be7c27cf
dashboard link: https://syzkaller.appspot.com/bug?extid=119ba87189432ead09b4
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10eb7ebf400000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14156d77400000
Reported-by: syzbot+119ba87189432ead0...@syzkaller.appspotmail.com
Fixes: 7c80cfc9 ("sched/fair: Clean up calc_cfs_shares()")
