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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Eric Dumazet <edumazet@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>,
	David Miller <davem@davemloft.net>,
	netdev <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Cong Wang <xiyou.wangcong@gmail.com>,
	syzkaller <syzkaller@googlegroups.com>
Subject: Re: net: sleeping function called from invalid context in net_enable_timestamp
Date: Wed, 01 Mar 2017 12:11:59 -0800	[thread overview]
Message-ID: <1488399119.9415.304.camel@edumazet-glaptop3.roam.corp.google.com> (raw)
In-Reply-To: <1488398879.9415.302.camel@edumazet-glaptop3.roam.corp.google.com>

On Wed, 2017-03-01 at 12:07 -0800, Eric Dumazet wrote:
> On Wed, 2017-03-01 at 11:59 -0800, Eric Dumazet wrote:
> > On Wed, Mar 1, 2017 at 11:51 AM, Dmitry Vyukov <dvyukov@google.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
> 
> Something like :

We need something better, I will send a patch keeping good performance
for this jump label thing.

  reply	other threads:[~2017-03-01 21:51 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-01 19:51 net: sleeping function called from invalid context in net_enable_timestamp Dmitry Vyukov
2017-03-01 19:59 ` Eric Dumazet
2017-03-01 20:07   ` Eric Dumazet
2017-03-01 20:11     ` Eric Dumazet [this message]
2017-03-01 22:28       ` [PATCH net] net: net_enable_timestamp() can be called from irq contexts Eric Dumazet
2017-03-02  4:58         ` David Miller

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