Re: WARNING: locking bug in icmp_send

syzbot has bisected this bug to:

commit 52dfae5c85a4c1078e9f1d5e8947d4a25f73dd81
Author: Jon Maloy [off-list ref]
Date:   Thu Mar 22 19:42:52 2018 +0000

     tipc: obtain node identity from interface by default

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=11b6dc5d200000
start commit:   b5372fe5 exec: load_script: Do not exec truncated interpre..
git tree:       upstream
final crash:    https://syzkaller.appspot.com/x/report.txt?x=13b6dc5d200000
console output: https://syzkaller.appspot.com/x/log.txt?x=15b6dc5d200000
kernel config:  https://syzkaller.appspot.com/x/.config?x=7132344728e7ec3f
dashboard link: https://syzkaller.appspot.com/bug?extid=ba21d65f55b562432c58
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14c90fa7400000

Reported-by: syzbot+ba21d65f55b562432c58@syzkaller.appspotmail.com
Fixes: 52dfae5c85a4 ("tipc: obtain node identity from interface by default")

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