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SubjectRe: KASAN: use-after-free Read in tipc_nl_node_dump_monitor_peer
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syzbot has bisected this bug to:

commit 057af70713445fad2459aa348c9c2c4ecf7db938
Author: Jiri Pirko <jiri@mellanox.com>
Date: Sat Oct 5 18:04:39 2019 +0000

net: tipc: have genetlink code to parse the attrs during dumpit

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14ac08e7600000
start commit: f9867b51 netdevsim: fix spelling mistake "forbidded" -> "f..
git tree: net-next
final crash: https://syzkaller.appspot.com/x/report.txt?x=16ac08e7600000
console output: https://syzkaller.appspot.com/x/log.txt?x=12ac08e7600000
kernel config: https://syzkaller.appspot.com/x/.config?x=d9be300620399522
dashboard link: https://syzkaller.appspot.com/bug?extid=d2a8670576fa63d18623
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d3e04f600000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13a76593600000

Reported-by: syzbot+d2a8670576fa63d18623@syzkaller.appspotmail.com
Fixes: 057af7071344 ("net: tipc: have genetlink code to parse the attrs
during dumpit")

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

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