general protection fault in strncasecmp

[syzbot]

syzbot has bisected this issue to:

commit bfd45be0b83e8f711f3abc892850d6047972d127
Author: Christoph Hellwig <hch at lst.de>
Date:   Tue Oct 11 20:52:22 2016 +0000

    kprobes: include <asm/sections.h> instead of <asm-generic/sections.h>

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1613329d900000
start commit:   98477740 Merge branch 'rcu/urgent' of git://git.kernel.org..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=1513329d900000
console output: https://syzkaller.appspot.com/x/log.txt?x=1113329d900000
kernel config:  https://syzkaller.appspot.com/x/.config?x=5f4c828c9e3cef97
dashboard link: https://syzkaller.appspot.com/bug?extid=459a5dce0b4cb70fd076
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=125d46c5900000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=16c58f8b900000

Reported-by: syzbot+459a5dce0b4cb70fd076 at syzkaller.appspotmail.com
Fixes: bfd45be0b83e ("kprobes: include <asm/sections.h> instead of <asm-generic/sections.h>")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection