On 10/01/2018 03:43 PM, David Miller wrote:
> From: Eric Dumazet <eduma...@google.com>
> Date: Mon, 1 Oct 2018 15:02:26 -0700
>> This patch extends what I did in commit 449809a66c1d ("tcp/dccp:
>> block BH for SYN processing") by adding an extra rcu_read_{lock|unlock}
>> pair in the paths that might be taken when processing SYN from
>> socket backlog (thus possibly in process context)
>>
>> Fixes: 06f877d613be ("tcp/dccp: fix other lockdep splats accessing ireq_opt")
>> Signed-off-by: Eric Dumazet <eduma...@google.com>
>> Reported-by: syzbot <syzkal...@googlegroups.com>
>
> Applied and queued up for -stable, thanks Eric.
>
This needs a followup, timers do not imply rcu_read_lock() :/
I will send a patch, sorry for not having caught this earlier.
