From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steffen Klassert Subject: Re: [PATCH ipsec 0/7] xfrm: policy: fix various bugs Date: Thu, 10 Jan 2019 09:09:29 +0100 Message-ID: <20190110080929.GL3581@gauss3.secunet.de> References: <20190104131705.9550-1-fw@strlen.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Cc: , To: Florian Westphal Return-path: Received: from a.mx.secunet.com ([62.96.220.36]:44588 "EHLO a.mx.secunet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727325AbfAJIJc (ORCPT ); Thu, 10 Jan 2019 03:09:32 -0500 Content-Disposition: inline In-Reply-To: <20190104131705.9550-1-fw@strlen.de> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, Jan 04, 2019 at 02:16:58PM +0100, Florian Westphal wrote: > This series addresses various bugs, mostly fallout from the recent > rcu tree work. One is a fix for an older bug coming from the initial > rcu conversion. > > There were several xfrm policy related syzbot bugs recently, but > so far only one of them has a reproducer (addressed by patch #4). > > As I provided ample rope for syzbot to hang itself with, there is > some chance that this and the other fixes also resolve the KASAN > and UAF syzbot xfrm reports reported in the last couple of days. > > My plan is to wait until these patches are applied, and then tell syzbot > for all the open reports that the last patch 'fixes this'. > > AFAIU that will make syzbot report the problem again in case it can still > trigger similar splats with these fixes in place. > > Florian Westphal (7): > selftests: xfrm: add block rules with adjacent/overlapping subnets > xfrm: policy: use hlist rcu variants on inexact insert, part 2 > xfrm: policy: increment xfrm_hash_generation on hash rebuild > xfrm: policy: delete inexact policies from inexact list on hash rebuild > xfrm: policy: fix reinsertion on node merge > selftests: xfrm: alter htresh to trigger move of policies to hash table > xfrm: policy: fix infinite loop when merging src-nodes All applied, thanks a lot Florian!