Messages in this thread | | | Date | Tue, 29 Oct 2013 23:21:24 +0200 (EET) | From | Julian Anastasov <> | Subject | Re: 3.12-rc7 regression - network panic from ipv6 |
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Hello,
On Tue, 29 Oct 2013, Hannes Frederic Sowa wrote:
> On Tue, Oct 29, 2013 at 10:33:36PM +0200, Meelis Roos wrote: > > Some bad news - in a system where 3.12-rc6 and earlier worked fine, > > 3.12-rc7 panics or hangs repeatedly with network traffic (torrent being > > good test). First there is BUG from ipv6 code, followed by panic. > > Could you do a bisect on this? There seems to be one commit for this > particular function _decode_session6: > > commit bafd4bd4dcfa13145db7f951251eef3e10f8c278 > Author: Steffen Klassert <steffen.klassert@secunet.com> > Date: Mon Sep 9 10:38:38 2013 +0200 > > xfrm: Decode sessions with output interface. > > The output interface matching does not work on forward > policy lookups, the output interface of the flowi is > always 0. Fix this by setting the output interface when > we decode the session. > > Maybe try to just revert this change locally and try again?
At first look this change can work only for forwarding, for output the skb_dst is attached later in icmpv6_push_pending_frames. May be a check for present skb_dst is needed.
Regards
-- Julian Anastasov <ja@ssi.bg>
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