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)
Date: Fri, 3 Nov 2017 13:10:12 +0100 [thread overview]
Message-ID: <20171103121012.GA23855@secunet.com> (raw)
In-Reply-To: <20171102122528.GB9424@breakpoint.cc>
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.
next prev parent reply other threads:[~2017-11-03 12:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-01 17:45 KASAN: stack-out-of-bounds Read in xfrm_state_find (2) syzbot
2017-11-01 22:06 ` Florian Westphal
2017-11-02 10:32 ` Steffen Klassert
2017-11-02 12:25 ` Florian Westphal
2017-11-03 12:10 ` Steffen Klassert [this message]
2017-11-06 10:16 ` Steffen Klassert
2017-11-06 10:31 ` Dmitry Vyukov
2017-11-15 11:36 ` Steffen Klassert
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