Re: [PATCH net, v2] dccp/tcp: fix routing redirect race

2017-03-13 Thread David Miller
From: Jon Maxwell Date: Fri, 10 Mar 2017 16:40:33 +1100 > As Eric Dumazet pointed out this also needs to be fixed in IPv6. > v2: Contains the IPv6 tcp/Ipv6 dccp patches as well. > > We have seen a few incidents lately where a dst_enty has been freed > with a dangling TCP socket reference (sk->sk

[PATCH net, v2] dccp/tcp: fix routing redirect race

2017-03-09 Thread Jon Maxwell
As Eric Dumazet pointed out this also needs to be fixed in IPv6. v2: Contains the IPv6 tcp/Ipv6 dccp patches as well. We have seen a few incidents lately where a dst_enty has been freed with a dangling TCP socket reference (sk->sk_dst_cache) pointing to that dst_entry. If the conditions/timings ar