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Date:   Fri, 3 Nov 2017 13:10:12 +0100
From:   Steffen Klassert <steffen.klassert@secunet.com>
To:     Florian Westphal <fw@strlen.de>
CC:     syzbot 
        <bot+19b21aa652248382e2b8cbb81fa1cdc03b4bda01@syzkaller.appspotmail.com>,
        <davem@davemloft.net>, <herbert@gondor.apana.org.au>,
        <linux-kernel@vger.kernel.org>, <netdev@vger.kernel.org>,
        <syzkaller-bugs@googlegroups.com>, <thomas.egerer@secunet.com>
Subject: Re: KASAN: stack-out-of-bounds Read in xfrm_state_find (2)
Message-ID: <20171103121012.GA23855@secunet.com>
References: <20171101220608.GA9424@breakpoint.cc>
 <20171102103237.GL11292@secunet.com>
 <20171102122528.GB9424@breakpoint.cc>
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On Thu, Nov 02, 2017 at 01:25:28PM +0100, Florian Westphal wrote:
> Steffen Klassert <steffen.klassert@secunet.com> wrote:
> 
> > I'd propose to use the addresses from the template unconditionally,
> > like the (untested) patch below does.
> > 
> > Unfortunalely the reproducer does not work with my config,
> > sendto returns EAGAIN. Could anybody try this patch?
> 
> The reproducer no longer causes KASAN spew with your patch,
> but i don't have a test case that actually creates/uses a tunnel.

The patch passed my standard tests, so I tend apply it
after a day in the ipsec/testing branch.

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