From: Eric Dumazet
Date: Wed, 14 Mar 2018 18:53:00 -0700
> syzbot reported one use-after-free in pfifo_fast_enqueue() [1]
>
> Issue here is that we can not reuse skb after a successful skb_array_produce()
> since another cpu might have consumed it already.
>
> I believe a
On 03/14/2018 08:10 PM, John Fastabend wrote:
> On 03/14/2018 06:53 PM, Eric Dumazet wrote:
>> syzbot reported one use-after-free in pfifo_fast_enqueue() [1]
>>
>> Issue here is that we can not reuse skb after a successful
>> skb_array_produce()
>> since another cpu might have consumed it
On 03/14/2018 06:53 PM, Eric Dumazet wrote:
> syzbot reported one use-after-free in pfifo_fast_enqueue() [1]
>
> Issue here is that we can not reuse skb after a successful skb_array_produce()
> since another cpu might have consumed it already.
>
> I believe a similar problem exists in
syzbot reported one use-after-free in pfifo_fast_enqueue() [1]
Issue here is that we can not reuse skb after a successful skb_array_produce()
since another cpu might have consumed it already.
I believe a similar problem exists in try_bulk_dequeue_skb_slow()
in case we put an skb into