On 25 June 2017 at 16:50, Cong Wang <[email protected]> wrote: > We have to reset the sk->sk_rx_dst when we disconnect a TCP > connection, because otherwise when we re-connect it this > dst reference is simply overridden in tcp_finish_connect(). > > This fixes a dst leak which leads to a loopback dev refcnt > leak. It is a long-standing bug, Kevin reported a very similar > (if not same) bug before. Thanks to Andrei for providing such > a reliable reproducer which greatly narrows down the problem. > > Fixes: 41063e9dd119 ("ipv4: Early TCP socket demux.") > Reported-by: Andrei Vagin <[email protected]> > Reported-by: Kevin Xu <[email protected]> > Signed-off-by: Cong Wang <[email protected]>
Are you able to supply the reproducer for this? I did search for a previous thread about it but could not find. Jamie
