From: David Ahern <dsahern@gmail.com>
To: Cong Wang <xiyou.wangcong@gmail.com>
Cc: Andrey Konovalov <andreyknvl@google.com>,
"David S. Miller" <davem@davemloft.net>,
Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
James Morris <jmorris@namei.org>,
Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
Patrick McHardy <kaber@trash.net>,
netdev <netdev@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Dmitry Vyukov <dvyukov@google.com>,
Kostya Serebryany <kcc@google.com>,
Eric Dumazet <edumazet@google.com>,
syzkaller <syzkaller@googlegroups.com>
Subject: Re: net/ipv6: GPF in rt6_device_match
Date: Wed, 3 May 2017 20:43:44 -0600 [thread overview]
Message-ID: <79157b41-2a13-6fda-ef31-c96f16850254@gmail.com> (raw)
In-Reply-To: <CAM_iQpVbcOL3BD6SkVAOFLVCX5q_OpO0vfYnwG6XE4vdJkiw5Q@mail.gmail.com>
On 5/3/17 5:35 PM, Cong Wang wrote:
> Ah, we need:
>
> @@ -4024,7 +4027,7 @@ static struct pernet_operations ip6_route_net_late_ops = {
>
> static struct notifier_block ip6_route_dev_notifier = {
> .notifier_call = ip6_route_dev_notify,
> - .priority = 0,
> + .priority = -10, /* Must be called after addrconf_notify!! */
> };
>
It's not a notifier problem; the null_entry is created in ip6_route_init
which is an init function.
For network namespaces other than init_net, it is never initialized. See
ip6_route_net_init.
next prev parent reply other threads:[~2017-05-04 2:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-03 16:33 Andrey Konovalov
2017-05-03 17:02 ` Cong Wang
2017-05-03 18:22 ` David Ahern
2017-05-03 22:02 ` Cong Wang
2017-05-03 22:09 ` David Ahern
2017-05-03 23:35 ` Cong Wang
2017-05-04 2:43 ` David Ahern [this message]
2017-05-04 3:55 ` Cong Wang
2017-05-04 4:14 ` David Ahern
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