Messages in this thread | | | Date | Wed, 22 Aug 2018 07:11:41 +0300 (EEST) | From | Julian Anastasov <> | Subject | Re: unregister_netdevice: waiting for DEV to become free (2) |
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Hello,
On Mon, 20 Aug 2018, Cong Wang wrote:
> For the one I look into, dst_cache doesn't matter, because the xmit > path doesn't even use tunnel dst_cache at all, and it is ip6tnl0 FB > device, unlike this one which is tun device.
Ops, of course, it is dev tun and not ip tun...
> For the one I look into, it seems some fib6_info is not released for > some reason. It seems to be the one created by addrconf_prefix_route(), > which is supposed to be released by fib6_clean_tree() I think, but it > never happens.
May be, it is not direct reference to dev but one that is moved to loopback, like from dst, route... The repro.c creates permanent neighbours and addresses.
Regards
-- Julian Anastasov <ja@ssi.bg>
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