linux-kernel - Re: net: sleeping function called from invalid context in net_enable

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Message-ID: <CANn89iL8XLopw+grdzMW6_vabiQjKrVL_q-u4-b1XcL_uRAPUw@mail.gmail.com>
Date:   Wed, 1 Mar 2017 11:59:55 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Dmitry Vyukov <dvyukov@...gle.com>
Cc:     David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Cong Wang <xiyou.wangcong@...il.com>,
        syzkaller <syzkaller@...glegroups.com>
Subject: Re: net: sleeping function called from invalid context in net_enable_timestamp

On Wed, Mar 1, 2017 at 11:51 AM, Dmitry Vyukov <dvyukov@...gle.com> wrote:
>
> Hello,
>
> I've got the following report while running syzkaller fuzzer on
> e5d56efc97f8240d0b5d66c03949382b6d7e5570



Right, a listener is playing fool games.

We need to use a work queue for all net_enable_timestamp() invocations