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Message-Id: <20150726.205514.377285318773173282.davem@davemloft.net>
Date: Sun, 26 Jul 2015 20:55:14 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: weichunc@...mgrid.com
Cc: netdev@...r.kernel.org, ast@...mgrid.com, tgraf@...g.ch
Subject: Re: [PATCH net-next] ipv6: fix crash over flow-based vxlan device
From: Wei-Chun Chao <weichunc@...mgrid.com>
Date: Wed, 22 Jul 2015 18:13:12 -0700
> Similar check was added in ip_rcv but not in ipv6_rcv.
>
> BUG: unable to handle kernel NULL pointer dereference at (null)
> IP: [<ffffffff81734e0a>] ipv6_rcv+0xfa/0x500
> Call Trace:
> [<ffffffff816c9786>] ? ip_rcv+0x296/0x400
> [<ffffffff817732d2>] ? packet_rcv+0x52/0x410
> [<ffffffff8168e99f>] __netif_receive_skb_core+0x63f/0x9a0
> [<ffffffffc02b34a0>] ? br_handle_frame_finish+0x580/0x580 [bridge]
> [<ffffffff8109912c>] ? update_rq_clock.part.81+0x1c/0x40
> [<ffffffff8168ed18>] __netif_receive_skb+0x18/0x60
> [<ffffffff8168fa1f>] process_backlog+0x9f/0x150
>
> Fixes: ee122c79d422 (vxlan: Flow based tunneling)
> Signed-off-by: Wei-Chun Chao <weichunc@...mgrid.com>
Applied, thank you.
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