From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Ahern <dsahern@gmail.com>
Subject: Re: IPv6 issue in next-20171102 - lockdep and BUG handling RA packet.
Date: Tue, 7 Nov 2017 09:33:20 +0900
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Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu>,
        "David S. Miller" <davem@davemloft.net>,
        LKML <linux-kernel@vger.kernel.org>,
        netdev <netdev@vger.kernel.org>
To: Eric Dumazet <edumazet@google.com>
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On 11/7/17 9:31 AM, Eric Dumazet wrote:
> Do you have CONFIG_DEBUG_ATOMIC_SLEEP=y in your .config ?


dsa@kenny:mgmt:~/kernel-2.git$ grep CONFIG_DEBUG_ATOMIC_SLEEP
kbuild/rcu-lock-debug/.config
CONFIG_DEBUG_ATOMIC_SLEEP=y

Yep, that is on.