From: Eric Dumazet <[email protected]> Date: Thu, 23 Mar 2017 12:39:21 -0700
> From: Eric Dumazet <[email protected]> > > Dmitry posted a nice reproducer of a bug triggering in neigh_probe() > when dereferencing a NULL neigh->ops->solicit method. > > This can happen for arp_direct_ops/ndisc_direct_ops and similar, > which can be used for NUD_NOARP neighbours (created when dev->header_ops > is NULL). Admin can then force changing nud_state to some other state > that would fire neigh timer. > > Signed-off-by: Eric Dumazet <[email protected]> > Reported-by: Dmitry Vyukov <[email protected]> Applied and queued up for -stable, thanks Eric.
