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Date:   Mon, 13 May 2019 09:55:33 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     edumazet@...gle.com
Cc:     ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        eric.dumazet@...il.com, bpf@...r.kernel.org,
        syzkaller@...glegroups.com, ppenkov@...gle.com, sdf@...gle.com
Subject: Re: [PATCH net] flow_dissector: disable preemption around BPF calls

From: Eric Dumazet <edumazet@...gle.com>
Date: Mon, 13 May 2019 09:38:55 -0700

> Various things in eBPF really require us to disable preemption
> before running an eBPF program.
> 
> syzbot reported :
. ..
> Fixes: d58e468b1112 ("flow_dissector: implements flow dissector BPF hook")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Reported-by: syzbot <syzkaller@...glegroups.com>

Applied and queued up for -stable.

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