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Message-ID: <20171211161350.s5ki6peee2oxpric@unicorn.suse.cz> Date: Mon, 11 Dec 2017 17:13:50 +0100 From: Michal Kubecek <mkubecek@...e.cz> To: David Miller <davem@...emloft.net> Cc: cernekee@...omium.org, johannes.berg@...el.com, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, daniel@...earbox.net, dsahern@...il.com Subject: Re: [PATCH V2] netlink: Add netns check on taps On Wed, Dec 06, 2017 at 03:57:14PM -0500, David Miller wrote: > From: Kevin Cernekee <cernekee@...omium.org> > Date: Wed, 6 Dec 2017 12:12:27 -0800 > > > Currently, a nlmon link inside a child namespace can observe systemwide > > netlink activity. Filter the traffic so that nlmon can only sniff > > netlink messages from its own netns. > > > > Test case: > > > > vpnns -- bash -c "ip link add nlmon0 type nlmon; \ > > ip link set nlmon0 up; \ > > tcpdump -i nlmon0 -q -w /tmp/nlmon.pcap -U" & > > sudo ip xfrm state add src 10.1.1.1 dst 10.1.1.2 proto esp \ > > spi 0x1 mode transport \ > > auth sha1 0x6162633132330000000000000000000000000000 \ > > enc aes 0x00000000000000000000000000000000 > > grep --binary abc123 /tmp/nlmon.pcap > > > > Signed-off-by: Kevin Cernekee <cernekee@...omium.org> > > Applied and queued up for -stable, thanks Kevin. David, this patch is marked as accepted in patchworks and listed in http://patchwork.ozlabs.org/bundle/davem/stable/?state=* but it's not in the net tree. Is there a problem with it? Michal Kubecek
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