netdev - Re: [PATCH net-next] net/sched: annotate lockless accesses to qdisc->empty

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Message-Id: <20191108.122217.435145615535120226.davem@davemloft.net>
Date:   Fri, 08 Nov 2019 12:22:17 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     netdev@...r.kernel.org, eric.dumazet@...il.com,
        syzkaller@...glegroups.com, pabeni@...hat.com, dcaratti@...hat.com
Subject: Re: [PATCH net-next] net/sched: annotate lockless accesses to
 qdisc->empty

From: Eric Dumazet <edumazet@...gle.com>
Date: Fri,  8 Nov 2019 08:45:23 -0800

> KCSAN reported the following race [1]
> 
> BUG: KCSAN: data-race in __dev_queue_xmit / net_tx_action
 ...
> Fixes: d518d2ed8640 ("net/sched: fix race between deactivation and dequeue for NOLOCK qdisc")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: syzbot <syzkaller@...glegroups.com>

Series applied, thanks.