netdev - Re: [PATCH net] geneve: move debug check after netdev unregister

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Message-Id: <20200315.004338.879638257748449065.davem@davemloft.net>
Date:   Sun, 15 Mar 2020 00:43:38 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     fw@...len.de
Cc:     netdev@...r.kernel.org, syzkaller-bugs@...glegroups.com,
        syzbot+68a8ed58e3d17c700de5@...kaller.appspotmail.com,
        yanhaishuang@...s.chinamobile.com
Subject: Re: [PATCH net] geneve: move debug check after netdev unregister

From: Florian Westphal <fw@...len.de>
Date: Sat, 14 Mar 2020 08:18:42 +0100

> The debug check must be done after unregister_netdevice_many() call --
> the list_del() for this is done inside .ndo_stop.
> 
> Fixes: 2843a25348f8 ("geneve: speedup geneve tunnels dismantle")
> Reported-and-tested-by: <syzbot+68a8ed58e3d17c700de5@...kaller.appspotmail.com>
> Cc: Haishuang Yan <yanhaishuang@...s.chinamobile.com>
> Signed-off-by: Florian Westphal <fw@...len.de>

Applied and queued up for -stable, thanks Florian.