From: Geliang Tang <geliang@kernel.org>
To: Paolo Abeni <pabeni@redhat.com>,
Matthieu Baerts <matttbe@kernel.org>,
mptcp@lists.linux.dev
Subject: Re: [PATCH v5 mptcp-next 00/10] mptcp: introduce backlog processing
Date: Mon, 13 Oct 2025 17:07:21 +0800 [thread overview]
Message-ID: <ef0495fe4e1012bb4b68a72361bdeb39872d96b6.camel@kernel.org> (raw)
In-Reply-To: <20a3df573803203df6b672d1ecd606e242e84b20.camel@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 2471 bytes --]
Hi Paolo,
On Fri, 2025-10-10 at 20:22 +0800, Geliang Tang wrote:
> Hi Paolo,
>
> On Fri, 2025-10-10 at 10:21 +0200, Paolo Abeni wrote:
> > On 10/9/25 3:58 PM, Paolo Abeni wrote:
> > > @Geliang: if you reproduce the issue multiple times, are there
> > > any
> > > common patterns ? i.e. sender files considerably larger than the
> > > client
> > > one, or only a specific subsets of all the test-cases failing, or
> > > ...
> >
> > Other questions:
> > - Can you please share your setup details (VM vs baremetal, debug
> > config
> > vs non debug, vmg vs plain qemu, number of [v]cores...)? I can't
> > repro
> > the issue locally.
>
> Here are my modifications:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/geliang/mptcp_net-next.git/log/?h=splice_new
>
> I used mptcp-upstream-virtme-docker normal config to reproduce it:
>
> docker run \
> -e INPUT_NO_BLOCK=1 \
> -e INPUT_PACKETDRILL_NO_SYNC=1 \
> -v "${PWD}:${PWD}:rw" -w "${PWD}" --privileged --rm -it \
> --pull always ghcr.io/multipath-tcp/mptcp-upstream-virtme-
> docker:latest \
> auto-normal
>
> $ cat .virtme-exec-run
> run_loop run_selftest_one ./mptcp_connect_splice.sh
>
> Running mptcp_connect_splice.sh in a loop dozens of times should
> reproduce the test failure.
>
> > - Can you please share a pcap capture _and_ the selftest text
> > output
> > for
> > the same failing test?
The pcap captures (gQQ13x-ns1-ns3-MPTCP-MPTCP-dead:beef:3::2-10013-
connector.pcap, gQQ13x-ns1-ns3-MPTCP-MPTCP-dead:beef:3::2-10013-
listener.pcap) and the selftest text output (selftest_output) are
attached.
Thanks,
-Geliang
> >
> > In the log shared previously the sender had data queued at the
> > mptcp-level, but not at TCP-level. In the shared pcap capture the
> > receiver sends a couple of acks opening the tcp-level and mptcp-
> > level
> > window, but the sender never replies.
> >
> > In such scenario the incoming ack should reach ack_update_msk() ->
> > __mptcp_check_push() -> __mptcp_subflow_push_pending() (or
> > mptcp_release_cb -> __mptcp_push_pending() ) ->
> > mptcp_sendmsg_frag()
> > but
> > such chain is apparently broken somewhere in the failing scenario.
> > Could
> > you please add probe points the the mentioned funtions and perf
> > record
> > the test, to try to see where the mentioned chain is interrupted?
>
> Thank you for your suggestion. I will proceed with testing
> accordingly.
>
> -Geliang
>
> >
> > Thanks,
> >
> > Paolo
> >
>
>
[-- Attachment #2: gQQ13x-ns1-ns3-MPTCP-MPTCP-dead:beef:3::2-10013-connector.pcap --]
[-- Type: application/vnd.tcpdump.pcap, Size: 3524784 bytes --]
[-- Attachment #3: gQQ13x-ns1-ns3-MPTCP-MPTCP-dead:beef:3::2-10013-listener.pcap --]
[-- Type: application/vnd.tcpdump.pcap, Size: 3459828 bytes --]
[-- Attachment #4: selftest_output --]
[-- Type: text/plain, Size: 59209 bytes --]
Selftest Test: ./mptcp_connect_splice.sh
TAP version 13
1..1
# INFO: Packet capture files will have this prefix: gQQ13x-
# INFO: set ns3-CLrvi9 dev ns3eth2: ethtool -K tso off gso off gro off
# INFO: set ns4-wl139Z dev ns4eth3: ethtool -K gro off
# Created /tmp/tmp.v2zbC0ZvuB (size 1881388 B) containing data sent by client
# Created /tmp/tmp.eJVAi3xEfQ (size 4318832 B) containing data sent by server
# 01 New MPTCP socket can be blocked via sysctl [ OK ]
# 02 Validating network environment with pings [ OK ]
# INFO: Using loss of 0.54% on ns3eth4
# INFO: extra options: -m splice
# 03 ns1 MPTCP -> ns1 (10.0.1.1:10000 ) MPTCP (duration 60ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 319 packets captured319 packets captured
# 637 packets received by filter
# 0 packets dropped by kernel
#
# 637 packets received by filter
# 0 packets dropped by kernel
# 04 ns1 MPTCP -> ns1 (10.0.1.1:10001 ) TCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 209 packets captured
# 209 packets captured
# 414 packets received by filter
# 0 packets dropped by kernel
# 414 packets received by filter
# 0 packets dropped by kernel
# 05 ns1 TCP -> ns1 (10.0.1.1:10002 ) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)tcpdump: , snapshot length 65535 bytes
# listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 251 packets captured
# 502 packets received by filter251 packets captured
# 502 packets received by filter
# 0 packets dropped by kernel
# 0 packets dropped by kernel
#
# 06 ns1 MPTCP -> ns1 (dead:beef:1::1:10003) MPTCP (duration 266ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 289 packets captured
# 289 packets captured576 packets received by filter
# 576 packets received by filter
# 0 packets dropped by kernel
#
# 0 packets dropped by kernel
# 07 ns1 MPTCP -> ns1 (dead:beef:1::1:10004) TCP (duration 57ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 216 packets captured216 packets captured
# 432 packets received by filter
# 432 packets received by filter
# 0 packets dropped by kernel
#
# 0 packets dropped by kernel
# 08 ns1 TCP -> ns1 (dead:beef:1::1:10005) MPTCP (duration 55ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: WARNING: tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 246 packets captured246 packets captured
# 490 packets received by filter
# 0 packets dropped by kernel
#
# 490 packets received by filter
# 0 packets dropped by kernel
# 09 ns1 MPTCP -> ns2 (10.0.1.2:10006 ) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 389 packets captured389 packets captured
# 389 packets received by filter
#
# 0 packets dropped by kernel
# 389 packets received by filter
# 0 packets dropped by kernel
# 10 ns1 MPTCP -> ns2 (dead:beef:1::2:10007) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)listening on any, snapshot length 65535 bytes
# , link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 399 packets captured399 packets captured
# 399 packets received by filter
# 0 packets dropped by kernel
#
# 399 packets received by filter
# 0 packets dropped by kernel
# 11 ns1 MPTCP -> ns2 (10.0.2.1:10008 ) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 400 packets captured400 packets captured
# 400 packets received by filter
# 400 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 12 ns1 MPTCP -> ns2 (dead:beef:2::1:10009) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 412 packets captured
# 412 packets received by filter
# 0 packets dropped by kernel
# 412 packets captured
# 412 packets received by filter
# 0 packets dropped by kernel
# 13 ns1 MPTCP -> ns3 (10.0.2.2:10010 ) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3405 packets captured
# 3405 packets received by filter
# 0 packets dropped by kernel
# 3409 packets captured
# 3409 packets received by filter
# 0 packets dropped by kernel
# 14 ns1 MPTCP -> ns3 (dead:beef:2::2:10011) MPTCP (duration 53ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3471 packets captured
# 3471 packets received by filter
# 0 packets dropped by kernel
# 3472 packets captured
# 3472 packets received by filter
# 0 packets dropped by kernel
# 15 ns1 MPTCP -> ns3 (10.0.3.2:10012 ) MPTCP (duration 55ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3382 packets captured3382 packets captured
#
# 3382 packets received by filter3382 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 16 ns1 MPTCP -> ns3 (dead:beef:3::2:10013) MPTCP (duration 61020ms) [FAIL] client exit code 124, server 124
#
# netns ns3-CLrvi9 (listener) socket stat for 10013:
# Failed to find cgroup2 mount
# Failed to find cgroup2 mount
# Failed to find cgroup2 mount
# Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port
# tcp ESTAB 0 0 [dead:beef:3::2]:10013 [dead:beef:1::1]:40880 ino:1784823 sk:1 cgroup:unreachable:1 <->
# skmem:(r0,rb412270,t0,tb921600,f0,w0,o0,bl0,d0) ts sack cubic wscale:9,9 rto:201 rtt:0.274/0.017 ato:40 mss:1428 pmtu:1500 rcvmss:1404 advmss:1428 cwnd:10 bytes_sent:1405104 bytes_acked:1405104 bytes_received:1881388 segs_out:1079 segs_in:1520 data_segs_out:1016 data_segs_in:1354 send 416934307bps lastsnd:61848 lastrcv:62059 lastack:61848 pacing_rate 16669767440bps delivery_rate 4553622376bps delivered:1017 busy:2ms sndbuf_limited:1ms(50.0%) rcv_rtt:0.052 rcv_space:131072 rcv_ssthresh:354973 minrtt:0.005 rcv_ooopack:28 rcv_wnd:262144 tcp-ulp-mptcp flags:Mec token:0000(id:0)/b0c8040a(id:0) seq:16590065159408846425 sfseq:1870337 ssnoff:4151079956 maplen:11052
# mptcp LAST-ACK 0 0 [dead:beef:3::2]:10013 [dead:beef:1::1]:40880 timer:(keepalive,58sec,0) ino:0 sk:2 cgroup:unreachable:1 ---
# skmem:(r0,rb295633,t0,tb925696,f0,w950272,o0,bl0,d0) subflows_max:2 remote_key token:b0c8040a write_seq:3988646186081754782 snd_una:3988646186080814893 rcv_nxt:16590065159408857478 bytes_retrans:21384 bytes_sent:1383720 bytes_received:1881388 bytes_acked:1383720 subflows_total:1 last_data_sent:61849 last_data_recv:62067 last_ack_recv:61849
# TcpPassiveOpens 1 0.0
# TcpInSegs 222 0.0
# TcpOutSegs 1080 0.0
# TcpExtTCPPureAcks 147 0.0
# TcpExtTCPBacklogCoalesce 18 0.0
# TcpExtTCPOFOQueue 1 0.0
# TcpExtTCPFromZeroWindowAdv 16 0.0
# TcpExtTCPToZeroWindowAdv 17 0.0
# TcpExtTCPWantZeroWindowAdv 5 0.0
# TcpExtTCPOrigDataSent 1016 0.0
# TcpExtTCPDelivered 1016 0.0
# MPTcpExtMPCapableSYNRX 1 0.0
# MPTcpExtMPCapableACKRX 1 0.0
# MPTcpExtMPTCPRetrans 1 0.0
# MPTcpExtRcvWndShared 5 0.0
#
# netns ns1-gQQ13x (connector) socket stat for 10013:
# Failed to find cgroup2 mount
# Failed to find cgroup2 mount
# Failed to find cgroup2 mount
# Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port
# tcp ESTAB 0 0 [dead:beef:1::1]:40880 [dead:beef:3::2]:10013 ino:1786090 sk:3 cgroup:unreachable:1 <->
# skmem:(r0,rb228877,t0,tb967680,f4096,w0,o0,bl0,d0) ts sack cubic wscale:9,9 rto:201 rtt:0.071/0.069 ato:40 mss:1428 pmtu:1500 rcvmss:1400 advmss:1428 cwnd:148 ssthresh:147 bytes_sent:1945972 bytes_retrans:64584 bytes_acked:1881389 bytes_received:1405104 segs_out:1568 segs_in:1080 data_segs_out:1400 data_segs_in:1016 send 23813408451bps lastsnd:62090 lastrcv:61879 lastack:61879 pacing_rate 28228207304bps delivery_rate 4154181816bps delivered:1355 busy:2ms rwnd_limited:1ms(50.0%) retrans:0/46 rcv_rtt:0.377 rcv_space:69736 rcv_ssthresh:138774 minrtt:0.003 snd_wnd:262144 rcv_wnd:71680 tcp-ulp-mptcp flags:Mmec token:0000(id:0)/4ef426b2(id:0) seq:3988646186080799933 sfseq:1390145 ssnoff:2685584681 maplen:14960
# mptcp FIN-WAIT-2 0 0 [dead:beef:1::1]:40880 [dead:beef:3::2]:10013 timer:(keepalive,58sec,0) ino:0 sk:4 cgroup:unreachable:1 ---
# skmem:(r0,rb228877,t0,tb971776,f0,w0,o0,bl0,d0) subflows_max:2 remote_key token:4ef426b2 write_seq:16590065159408857478 snd_una:16590065159408857478 rcv_nxt:3988646186080814893 bytes_sent:1881388 bytes_received:1383720 bytes_acked:1881389 subflows_total:1 last_data_sent:62091 last_data_recv:61880 last_ack_recv:61880
# TcpActiveOpens 1 0.0
# TcpInSegs 1080 0.0
# TcpOutSegs 1522 0.0
# TcpRetransSegs 46 0.0
# TcpExtTCPPureAcks 63 0.0
# TcpExtTCPSackRecovery 1 0.0
# TcpExtTCPFastRetrans 46 0.0
# TcpExtTCPSackShiftFallback 1 0.0
# TcpExtTCPFromZeroWindowAdv 11 0.0
# TcpExtTCPToZeroWindowAdv 11 0.0
# TcpExtTCPWantZeroWindowAdv 4 0.0
# TcpExtTCPOrigDataSent 1354 0.0
# TcpExtTCPHystartTrainDetect 1 0.0
# TcpExtTCPHystartTrainCwnd 210 0.0
# TcpExtTCPDelivered 1355 0.0
# MPTcpExtMPCapableSYNTX 1 0.0
# MPTcpExtMPCapableSYNACKRX 1 0.0
# MPTcpExtDuplicateData 16 0.0
# MPTcpExtRcvWndShared 91 0.0
#
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 1306 packets captured1303 packets captured
# 1303 packets received by filter
# 0 packets dropped by kernel
#
# 1306 packets received by filter
# 0 packets dropped by kernel
# 17 ns1 MPTCP -> ns4 (10.0.3.1:10014 ) MPTCP (duration 60ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 465 packets captured
# 465 packets received by filter
# 0 packets dropped by kernel
# 3419 packets captured
# 3419 packets received by filter
# 0 packets dropped by kernel
# 18 ns1 MPTCP -> ns4 (dead:beef:3::1:10015) MPTCP (duration 56ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3570 packets captured
# 3570 packets received by filter
# 0 packets dropped by kernel
# 545 packets captured
# 545 packets received by filter
# 0 packets dropped by kernel
# [FAIL] Tests with ns1-gQQ13x as a sender have failed
# 19 ns2 MPTCP -> ns1 (10.0.1.1:10016 ) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 381 packets captured385 packets captured
# 385 packets received by filter
# 0 packets dropped by kernel
#
# 381 packets received by filter
# 0 packets dropped by kernel
# 20 ns2 MPTCP -> ns1 (dead:beef:1::1:10017) MPTCP (duration 52ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on anytcpdump: , link-type LINUX_SLL2 (Linux cooked v2)listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 414 packets captured410 packets captured
# 410 packets received by filter
# 0 packets dropped by kernel
#
# 414 packets received by filter
# 0 packets dropped by kernel
# 21 ns2 MPTCP -> ns3 (10.0.2.2:10018 ) MPTCP (duration 65ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3398 packets captured3398 packets captured
# 3398 packets received by filter
# 3398 packets received by filter
# 0 packets dropped by kernel
#
# 0 packets dropped by kernel
# 22 ns2 MPTCP -> ns3 (dead:beef:2::2:10019) MPTCP (duration 59ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 3495 packets captured
# 3495 packets received by filter
# 0 packets dropped by kernel
# 3491 packets captured
# 3491 packets received by filter
# 0 packets dropped by kernel
# 23 ns2 MPTCP -> ns3 (10.0.3.2:10020 ) MPTCP (duration 58ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3403 packets captured
# 3403 packets received by filter
# 0 packets dropped by kernel
# 3403 packets captured
# 3403 packets received by filter
# 0 packets dropped by kernel
# 24 ns2 MPTCP -> ns3 (dead:beef:3::2:10021) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: WARNING: tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 3461 packets captured
# 3461 packets received by filter
# 0 packets dropped by kernel3461 packets captured
#
# 3461 packets received by filter
# 0 packets dropped by kernel
# 25 ns2 MPTCP -> ns4 (10.0.3.1:10022 ) MPTCP (duration 56ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)tcpdump: , snapshot length 65535 bytes
# listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 3426 packets captured
# 3426 packets received by filter
# 0 packets dropped by kernel
# 474 packets captured
# 474 packets received by filter
# 0 packets dropped by kernel
# 26 ns2 MPTCP -> ns4 (dead:beef:3::1:10023) MPTCP (duration 264ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 547 packets captured3552 packets captured
# 3552 packets received by filter
# 0 packets dropped by kernel
#
# 547 packets received by filter
# 0 packets dropped by kernel
# 27 ns3 MPTCP -> ns1 (10.0.1.1:10024 ) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 1786 packets captured1785 packets captured
# 1785 packets received by filter
# 0 packets dropped by kernel
#
# 1786 packets received by filter
# 0 packets dropped by kernel
# 28 ns3 MPTCP -> ns1 (dead:beef:1::1:10025) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 1767 packets captured1766 packets captured
# 1766 packets received by filter
# 0 packets dropped by kernel
#
# 1767 packets received by filter
# 0 packets dropped by kernel
# 29 ns3 MPTCP -> ns2 (10.0.1.2:10026 ) MPTCP (duration 262ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 1858 packets captured
# 1858 packets received by filter
# 0 packets dropped by kernel
# 1858 packets captured
# 1858 packets received by filter
# 0 packets dropped by kernel
# 30 ns3 MPTCP -> ns2 (dead:beef:1::2:10027) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 1759 packets captured
# 1759 packets received by filter
# 0 packets dropped by kernel
# 1759 packets captured
# 1759 packets received by filter
# 0 packets dropped by kernel
# 31 ns3 MPTCP -> ns2 (10.0.2.1:10028 ) MPTCP (duration 258ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 1748 packets captured1748 packets captured
# 1748 packets received by filter
# 0 packets dropped by kernel
#
# 1748 packets received by filter
# 0 packets dropped by kernel
# 32 ns3 MPTCP -> ns2 (dead:beef:2::1:10029) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 1820 packets captured1820 packets captured
#
# 1820 packets received by filter1820 packets received by filter
#
# 0 packets dropped by kernel0 packets dropped by kernel
#
# 33 ns3 MPTCP -> ns4 (10.0.3.1:10030 ) MPTCP (duration 50ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 384 packets captured384 packets captured
# 384 packets received by filter
# 0 packets dropped by kernel
#
# 384 packets received by filter
# 0 packets dropped by kernel
# 34 ns3 MPTCP -> ns4 (dead:beef:3::1:10031) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 391 packets captured391 packets captured
# 391 packets received by filter
# 0 packets dropped by kernel
#
# 391 packets received by filter
# 0 packets dropped by kernel
# 35 ns4 MPTCP -> ns1 (10.0.1.1:10032 ) MPTCP (duration 266ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: WARNING: tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 488 packets captured
# 1754 packets captured
# 1754 packets received by filter
# 488 packets received by filter
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 36 ns4 MPTCP -> ns1 (dead:beef:1::1:10033) MPTCP (duration 61ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 623 packets captured
# 623 packets received by filter
# 0 packets dropped by kernel
# 1918 packets captured
# 1918 packets received by filter
# 0 packets dropped by kernel
# 37 ns4 MPTCP -> ns2 (10.0.1.2:10034 ) MPTCP (duration 52ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 442 packets captured
# 442 packets received by filter
# 0 packets dropped by kernel
# 1721 packets captured
# 1721 packets received by filter
# 0 packets dropped by kernel
# 38 ns4 MPTCP -> ns2 (dead:beef:1::2:10035) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 453 packets captured
# 1745 packets captured453 packets received by filter
#
# 0 packets dropped by kernel
# 1745 packets received by filter
# 0 packets dropped by kernel
# 39 ns4 MPTCP -> ns2 (10.0.2.1:10036 ) MPTCP (duration 53ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: WARNING: tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 1755 packets captured
# 1755 packets received by filter475 packets captured
# 475 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 40 ns4 MPTCP -> ns2 (dead:beef:2::1:10037) MPTCP (duration 59ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 501 packets captured
# 501 packets received by filter
# 0 packets dropped by kernel
# 1791 packets captured
# 1791 packets received by filter
# 0 packets dropped by kernel
# 41 ns4 MPTCP -> ns3 (10.0.2.2:10038 ) MPTCP (duration 47ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)tcpdump: , snapshot length 65535 bytes
# listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 401 packets captured401 packets captured
# 401 packets received by filter
# 0 packets dropped by kernel
#
# 401 packets received by filter
# 0 packets dropped by kernel
# 42 ns4 MPTCP -> ns3 (dead:beef:2::2:10039) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 386 packets captured386 packets captured
# 386 packets received by filter
#
# 0 packets dropped by kernel
# 386 packets received by filter
# 0 packets dropped by kernel
# 43 ns4 MPTCP -> ns3 (10.0.3.2:10040 ) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 380 packets captured380 packets captured
# 380 packets received by filter
# 0 packets dropped by kernel
#
# 380 packets received by filter
# 0 packets dropped by kernel
# 44 ns4 MPTCP -> ns3 (dead:beef:3::2:10041) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 387 packets captured387 packets captured
# 387 packets received by filter
# 0 packets dropped by kernel
#
# 387 packets received by filter
# 0 packets dropped by kernel
# INFO: with peek mode: saveWithPeek
# 45 ns1 MPTCP -> ns1 (10.0.1.1:10042 ) MPTCP (duration 53ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 278 packets captured278 packets captured
# 556 packets received by filter
# 0 packets dropped by kernel
#
# 556 packets received by filter
# 0 packets dropped by kernel
# 46 ns1 MPTCP -> ns1 (10.0.1.1:10043 ) TCP (duration 52ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 213 packets captured
# 426 packets received by filter
# 213 packets captured
# 426 packets received by filter
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 47 ns1 TCP -> ns1 (10.0.1.1:10044 ) MPTCP (duration 51ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 244 packets captured244 packets captured
# 488 packets received by filter
# 0 packets dropped by kernel
#
# 488 packets received by filter
# 0 packets dropped by kernel
# 48 ns1 MPTCP -> ns1 (dead:beef:1::1:10045) MPTCP (duration 261ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 312 packets captured312 packets captured
# 624 packets received by filter
# 624 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 49 ns1 MPTCP -> ns1 (dead:beef:1::1:10046) TCP (duration 52ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: WARNING: tcpdump: data link type LINUX_SLL2
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 217 packets captured217 packets captured
# 434 packets received by filter
# 0 packets dropped by kernel
#
# 434 packets received by filter
# 0 packets dropped by kernel
# 50 ns1 TCP -> ns1 (dead:beef:1::1:10047) MPTCP (duration 47ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: WARNING:
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 242 packets captured242 packets captured
# 484 packets received by filter
# 0 packets dropped by kernel
#
# 484 packets received by filter
# 0 packets dropped by kernel
# INFO: with peek mode: saveAfterPeek
# 51 ns1 MPTCP -> ns1 (10.0.1.1:10048 ) MPTCP (duration 50ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 265 packets captured265 packets captured
# 530 packets received by filter
# 0 packets dropped by kernel
#
# 530 packets received by filter
# 0 packets dropped by kernel
# 52 ns1 MPTCP -> ns1 (10.0.1.1:10049 ) TCP (duration 46ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 206 packets captured206 packets captured
# 412 packets received by filter
# 412 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 53 ns1 TCP -> ns1 (10.0.1.1:10050 ) MPTCP (duration 48ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 243 packets captured243 packets captured
# 486 packets received by filter
# 0 packets dropped by kernel
#
# 486 packets received by filter
# 0 packets dropped by kernel
# 54 ns1 MPTCP -> ns1 (dead:beef:1::1:10051) MPTCP (duration 54ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 286 packets captured286 packets captured
# 572 packets received by filter
# 0 packets dropped by kernel
#
# 572 packets received by filter
# 0 packets dropped by kernel
# 55 ns1 MPTCP -> ns1 (dead:beef:1::1:10052) TCP (duration 57ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 216 packets captured216 packets captured
# 432 packets received by filter
# 0 packets dropped by kernel
#
# 432 packets received by filter
# 0 packets dropped by kernel
# 56 ns1 TCP -> ns1 (dead:beef:1::1:10053) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 245 packets captured245 packets captured
# 490 packets received by filter
# 0 packets dropped by kernel
#
# 490 packets received by filter
# 0 packets dropped by kernel
# INFO: with MPTFO start
# 57 ns2 MPTCP -> ns1 (10.0.1.1:10054 ) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 382 packets captured
# 382 packets captured
# 382 packets received by filter
# 0 packets dropped by kernel
# 382 packets received by filter
# 0 packets dropped by kernel
# 58 ns2 MPTCP -> ns1 (10.0.1.1:10055 ) MPTCP (duration 677ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: tcpdump: data link type LINUX_SLL2
# listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 939 packets captured939 packets captured
# 939 packets received by filter
# 939 packets received by filter
# 0 packets dropped by kernel
# 0 packets dropped by kernel
#
# 59 ns2 MPTCP -> ns1 (dead:beef:1::1:10056) MPTCP (duration 52ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 388 packets captured388 packets captured
# 388 packets received by filter
# 0 packets dropped by kernel
#
# 388 packets received by filter
# 0 packets dropped by kernel
# 60 ns2 MPTCP -> ns1 (dead:beef:1::1:10057) MPTCP (duration 473ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: data link type LINUX_SLL2
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 823 packets captured823 packets captured
#
# 823 packets received by filter823 packets received by filter
#
# 0 packets dropped by kernel0 packets dropped by kernel
#
# INFO: with MPTFO end
# INFO: test tproxy ipv4
# 61 ns1 MPTCP -> ns2 (10.0.3.1:20000 ) MPTCP (duration 49ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 368 packets captured368 packets captured
# 368 packets received by filter
# 0 packets dropped by kernel
#
# 368 packets received by filter
# 0 packets dropped by kernel
# INFO: tproxy ipv4 pass
# INFO: test tproxy ipv6
# 62 ns1 MPTCP -> ns2 (dead:beef:3::1:20000) MPTCP (duration 50ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 387 packets captured
# 387 packets received by filter387 packets captured
# 387 packets received by filter
#
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# INFO: tproxy ipv6 pass
# INFO: disconnect
# 63 ns1 MPTCP -> ns1 (10.0.1.1:20001 ) MPTCP (duration 317ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)tcpdump: WARNING:
# any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 523 packets captured523 packets captured
# 1046 packets received by filter
# 0 packets dropped by kernel
#
# 1046 packets received by filter
# 0 packets dropped by kernel
# 64 ns1 MPTCP -> ns1 (10.0.1.1:20002 ) TCP (duration 781ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)listening on any, snapshot length 65535 bytes
# , link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 409 packets captured409 packets captured
# 818 packets received by filter
# 0 packets dropped by kernel
#
# 818 packets received by filter
# 0 packets dropped by kernel
# 65 ns1 TCP -> ns1 (10.0.1.1:20003 ) MPTCP (duration 99ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2)listening on any, snapshot length 65535 bytes
# , link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 440 packets captured
# 880 packets received by filter
# 440 packets captured
# 0 packets dropped by kernel880 packets received by filter
#
# 0 packets dropped by kernel
# 66 ns1 MPTCP -> ns1 (dead:beef:1::1:20004) MPTCP (duration 104ms) [ OK ]
# tcpdump: WARNING: tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
#
# tcpdump: data link type LINUX_SLL2
# tcpdump: data link type LINUX_SLL2
# tcpdump: tcpdump: listening on anylistening on any, link-type LINUX_SLL2 (Linux cooked v2), link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# , snapshot length 65535 bytes
# 526 packets captured526 packets captured
# 1052 packets received by filter
# 0 packets dropped by kernel
#
# 1052 packets received by filter
# 0 packets dropped by kernel
# 67 ns1 MPTCP -> ns1 (dead:beef:1::1:20005) TCP (duration 774ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 393 packets captured
# 393 packets captured
# 786 packets received by filter
# 786 packets received by filter
# 0 packets dropped by kernel
# 0 packets dropped by kernel
# 68 ns1 TCP -> ns1 (dead:beef:1::1:20006) MPTCP (duration 104ms) [ OK ]
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: WARNING: any: That device doesn't support promiscuous mode
# (Promiscuous mode not supported on the "any" device)
# tcpdump: data link type LINUX_SLL2
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# tcpdump: listening on any, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535 bytes
# 439 packets captured439 packets captured
# 878 packets received by filter
# 0 packets dropped by kernel
#
# 878 packets received by filter
# 0 packets dropped by kernel
# Time: 230 seconds
not ok 1 test: selftest_mptcp_connect_splice # FAIL
# time=231
=== ERROR after 111 attempts (Mon, 13 Oct 2025 08:06:00 +0000) ===
next prev parent reply other threads:[~2025-10-13 9:07 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-06 8:11 [PATCH v5 mptcp-next 00/10] mptcp: introduce backlog processing Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 01/10] mptcp: borrow forward memory from subflow Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 02/10] mptcp: cleanup fallback data fin reception Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 03/10] mptcp: cleanup fallback dummy mapping generation Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 04/10] mptcp: fix MSG_PEEK stream corruption Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 05/10] mptcp: ensure the kernel PM does not take action too late Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 06/10] mptcp: do not miss early first subflow close event notification Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 07/10] mptcp: make mptcp_destroy_common() static Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 08/10] mptcp: drop the __mptcp_data_ready() helper Paolo Abeni
2025-10-06 8:12 ` [PATCH v5 mptcp-next 09/10] mptcp: introduce mptcp-level backlog Paolo Abeni
2025-10-08 3:09 ` Geliang Tang
2025-10-20 19:45 ` Mat Martineau
2025-10-06 8:12 ` [PATCH v5 mptcp-next 10/10] mptcp: leverage the backlog for RX packet processing Paolo Abeni
2025-10-20 23:32 ` Mat Martineau
2025-10-21 17:21 ` Paolo Abeni
2025-10-21 23:53 ` Mat Martineau
2025-10-06 17:07 ` [PATCH v5 mptcp-next 00/10] mptcp: introduce backlog processing Matthieu Baerts
2025-10-08 3:07 ` Geliang Tang
2025-10-08 7:30 ` Paolo Abeni
2025-10-09 6:54 ` Geliang Tang
2025-10-09 7:52 ` Paolo Abeni
2025-10-09 9:02 ` Geliang Tang
2025-10-09 10:23 ` Paolo Abeni
2025-10-09 13:58 ` Paolo Abeni
2025-10-10 8:21 ` Paolo Abeni
2025-10-10 12:22 ` Geliang Tang
2025-10-13 9:07 ` Geliang Tang [this message]
2025-10-13 13:29 ` Paolo Abeni
2025-10-13 17:07 ` Paolo Abeni
2025-10-15 9:00 ` Paolo Abeni
2025-10-17 6:38 ` Geliang Tang
2025-10-18 0:16 ` Mat Martineau
2025-10-06 17:43 ` MPTCP CI
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