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Date:   Sun, 17 Nov 2019 15:17:38 +0900
From:   Taehee Yoo <ap420073@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     wangxiaogang3@...wei.com, dsahern@...nel.org, shrijeet@...il.com,
        Netdev <netdev@...r.kernel.org>, linux-kernel@...r.kernel.org,
        hujunwei4@...wei.com, xuhanbing@...wei.com
Subject: Re: [PATCH] vrf: Fix possible NULL pointer oops when delete nic

On Sun, 17 Nov 2019 at 05:53, David Miller <davem@...emloft.net> wrote:
>

Hi David,
Thank you for Ccing!

> From: "wangxiaogang (F)" <wangxiaogang3@...wei.com>
> Date: Fri, 15 Nov 2019 14:22:56 +0800
>
> > From: XiaoGang Wang <wangxiaogang3@...wei.com>
> >
> > Recently we get a crash when access illegal address (0xc0),
> > which will occasionally appear when deleting a physical NIC with vrf.
> >
> > [166603.826737]hinic 0000:43:00.4 eth-s3: Failed to cycle device eth-s3;
> > route tables might be wrong!
> > .....
> > [166603.828018]WARNING: CPU: 135 PID: 15382at net/core/dev.c:6875
> > __netdev_adjacent_dev_remove.constprop.40+0x1e0/0x1e8
> > ......
>
> Taehee-ssi, please take a look at this.
>
> It is believed that this may be caused by the adjacency fixes you made
> recently.
>

I will take a look at this
Thank you!

> Thank you.

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