# skmem:(r0,rb131072,t0,tb267264,f512,w0,o0,bl0,d0) ts sack cubic wscale:7,7 rto:748 rtt:99.062/162.024 ato:40 mss:1448 pmtu:1500 rcvmss:1420 advmss:1448 cwnd:58 bytes_sent:93532 bytes_retrans:3932 bytes_acked:89600 bytes_received:24576 segs_out:72 segs_in:27 data_segs_out:69 data_segs_in:19 send 6782338bps lastsnd:29720 lastrcv:30764 lastack:29720 pacing_rate 13564584bps delivery_rate 410616bps delivered:70 busy:1044ms retrans:0/3 dsack_dups:3 rcv_space:14480 rcv_ssthresh:81464 minrtt:0.017 snd_wnd:164608 rcv_wnd:81536 rehash:3 tcp-ulp-mptcp flags:Mec token:0000(id:0)/c7e56abc(id:0) seq:10810922114345580923 sfseq:16385 ssnoff:924371802 maplen:8192 # mptcp FIN-WAIT-1 0 0 [::ffff:10.0.1.1]:10118 [::ffff:10.0.1.2]:56520 timer:(keepalive,59sec,0) ino:0 sk:2 cgroup:unreachable:1 --- # skmem:(r0,rb131072,t0,tb271360,f2996,w123468,o0,bl0,d0) subflows_max:2 remote_key token:c7e56abc write_seq:182363804504685209 snd_una:182363804504562300 rcv_nxt:10810922114345589115 csum_enabled:1 bytes_sent:89600 bytes_received:24576 bytes_acked:8192 subflows_total:1 last_data_sent:30558 last_data_recv:30971 last_ack_recv:30771 # TcpPassiveOpens 1 # TcpInSegs 15 # TcpOutSegs 70 # TcpRetransSegs 3 # TcpExtTCPPureAcks 7 # TcpExtTCPLossUndo 3 # TcpExtTCPTimeouts 3 # TcpExtTCPLossProbes 3 # TcpExtTCPBacklogCoalesce 1 # TcpExtTCPDSACKRecv 3 # TcpExtTCPSackShiftFallback 3 # TcpExtTCPOrigDataSent 66 # TcpExtTCPDelivered 69 # TcpExtTcpTimeoutRehash 3 # TcpExtTCPDSACKRecvSegs 3 # MPTcpExtMPCapableSYNRX 1 # MPTcpExtMPCapableACKRX 1 # MPTcpExtDataCsumErr 1 # MPTcpExtMPFailTx 1 # MPTcpExtMPFailRx 1 # MPTcpExtRcvWndShared 1 # # netns ns2-IiDh9Q (connector) socket stat for 10118: # 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 FIN-WAIT-1 0 106525 10.0.1.2:56520 10.0.1.1:10118 timer:(persist,21sec,7) ino:52996 sk:3 cgroup:unreachable:1 <-- # skmem:(r0,rb1148455,t0,tb129024,f740,w111004,o0,bl0,d3) ts sack cubic wscale:7,7 rto:201 backoff:7 rtt:0.034/0.014 ato:40 mss:1448 pmtu:1500 rcvmss:1420 advmss:1448 cwnd:28 bytes_sent:245192 bytes_acked:24577 bytes_received:89600 segs_out:192 segs_in:73 data_segs_out:184 data_segs_in:69 send 9539764706bps lastsnd:3812 lastrcv:30333 lastack:30333 pacing_rate 18735133568bps delivery_rate 2622792448bps delivered:20 busy:30953ms rcv_rtt:468.5 rcv_space:64444 rcv_ssthresh:164520 notsent:106525 minrtt:0.005 snd_wnd:81536 rcv_wnd:164608 tcp-ulp-mptcp flags:Mmec token:0000(id:0)/5537f4af(id:0) seq:182363804504642364 sfseq:88257 ssnoff:1385396242 maplen:1344 # mptcp FIN-WAIT-2 0 0 10.0.1.2:56520 10.0.1.1:10118 timer:(keepalive,59sec,0) ino:0 sk:4 cgroup:unreachable:1 --- # skmem:(r0,rb1148454,t0,tb133120,f2944,w0,o0,bl0,d0) subflows_max:2 fallback remote_key token:5537f4af write_seq:10810922114345695640 snd_una:10810922114345695640 rcv_nxt:182363804504643708 csum_enabled:1 bytes_sent:131100 bytes_received:89600 bytes_acked:73728 last_data_sent:30953 last_data_recv:30333 last_ack_recv:30953 # TcpActiveOpens 1 # TcpInSegs 20 # TcpOutSegs 192 # TcpExtOutOfWindowIcmps 130 # TcpExtDelayedACKLost 3 # TcpExtTCPPureAcks 3 # TcpExtTCPDSACKOldSent 3 # TcpExtTCPOrigDataSent 19 # TcpExtTCPDelivered 20 # MPTcpExtMPCapableSYNTX 1 # MPTcpExtMPCapableSYNACKRX 1 # MPTcpExtInfiniteMapTx 1 # MPTcpExtMPFailTx 1 # MPTcpExtMPFailRx 1 # Info: 5 corrupted pkts # join Rx [ OK ] # join Tx [ OK ] # ns1 dss fallback [IGNO] (flaky) got 0 dss fallback[s] in ns1 expected 1 # fallback [IGNO] (flaky) see above # checksum server [ OK ] # checksum client [ OK ] # fail tx server [ OK ] # fail rx client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # infi tx client [ OK ] # infi rx server [IGNO] (flaky) got 0 infinite map[s] RX expected 1 # fail tx client [ OK ] # fail rx server [ OK ] # 120 MP_FAIL MP_RST # Info: Test file (size 1024 KB) for client # Info: Test file (size 1024 KB) for server # Info: 1 corrupted pkts # join Rx [ OK ] # join Tx [ OK ] # checksum server [ OK ] # checksum client [ OK ] # fail tx server [ OK ] # fail rx client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # infi tx client [ OK ] # infi rx server [ OK ] # 121 userspace pm type prevents add_addr # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 122 userspace pm no echo w/o daemon # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 123 userspace pm type rejects join # join Rx [ OK ] # join Tx [ OK ] # 124 userspace pm type does not send join # join Rx [ OK ] # join Tx [ OK ] # 125 userspace pm type prevents mp_prio # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 126 userspace pm type prevents rm_addr # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 127 userspace pm add & remove address # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # mptcp_info subflows=2:2 [ OK ] # mptcp_info subflows_total=3:3 [ OK ] # mptcp_info add_addr_signal=2:2 [ OK ] # dump addrs signal [ OK ] # get id 10 addr [ OK ] # get id 20 addr [ OK ] # dump addrs after rm_sf 10 [ OK ] # dump addrs after rm_addr 20 [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # mptcp_info subflows=0:0 [ OK ] # mptcp_info subflows_total=1:1 [ OK ] # 128 userspace pm create destroy subflow # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # join Rx [ OK ] # join Tx [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=2:2 [ OK ] # dump addrs subflow [ OK ] # get id 20 addr [ OK ] # dump addrs after rm_sf 20 [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # mptcp_info subflows=0:0 [ OK ] # mptcp_info subflows_total=1:1 [ OK ] # 129 userspace pm create id 0 subflow # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # mptcp_info subflows=0:0 [ OK ] # mptcp_info subflows_total=1:1 [ OK ] # dump addrs id 0 subflow [ OK ] # join Rx [ OK ] # join Tx [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=2:2 [ OK ] # 130 userspace pm remove initial subflow # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # join Rx [ OK ] # join Tx [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=2:2 [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx client [ OK ] # reset rx server [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=1:1 [ OK ] # 131 userspace pm send RM_ADDR for ID 0 # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=2:2 [ OK ] # mptcp_info add_addr_signal=1:1 [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx client [ OK ] # reset rx server [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info subflows_total=1:1 [ OK ] # 132 implicit EP # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # creation [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info add_addr_signal=1:1 [ OK ] # ID change is prevented [ OK ] # modif is allowed [ OK ] # 133 delete and re-add # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # creation [ OK ] # before delete id 2 [ OK ] # mptcp_info subflows=1:1 [ OK ] # after delete id 2 [ OK ] # mptcp_info subflows=0:0 [ OK ] # after re-add id 2 [ OK ] # mptcp_info subflows=1:1 [ OK ] # after new reject [ OK ] # mptcp_info subflows=1:1 [ OK ] # after no reject [ OK ] # mptcp_info subflows=2:2 [ OK ] # after delete id 0 (1) [ OK ] # mptcp_info subflows=2:2 [ OK ] # after re-add id 0 (1) [ OK ] # mptcp_info subflows=3:3 [ OK ] # after delete id 0 (2) [ OK ] # mptcp_info subflows=2:2 [ OK ] # after re-add id 0 (2) [ OK ] # mptcp_info subflows=3:3 [ OK ] # after delete id 0 (3) [ OK ] # mptcp_info subflows=2:2 [ OK ] # after re-add id 0 (3) [ OK ] # mptcp_info subflows=3:3 [ OK ] # event ns1 LISTENER_CREATED (1) [ OK ] # event ns1 CREATED (1) [ OK ] # event ns1 ESTABLISHED (1) [ OK ] # event ns1 ANNOUNCED (0) [ OK ] # event ns1 REMOVED (4) [ OK ] # event ns1 SUB_ESTABLISHED (6) [ OK ] # event ns1 SUB_CLOSED (4) [ OK ] # event ns2 CREATED (1) [ OK ] # event ns2 ESTABLISHED (1) [ OK ] # event ns2 ANNOUNCED (0) [ OK ] # event ns2 REMOVED (0) [ OK ] # event ns2 SUB_ESTABLISHED (6) [ OK ] # event ns2 SUB_CLOSED (5) [ OK ] # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 134 delete re-add signal # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # creation [ OK ] # before delete [ OK ] # mptcp_info subflows=1:1 [ OK ] # mptcp_info add_addr_signal=2:1 [ OK ] # after delete [ OK ] # mptcp_info subflows=0:0 [ OK ] # mptcp_info add_addr_signal=0:0 [ OK ] # after re-add [ OK ] # mptcp_info subflows=2:2 [ OK ] # mptcp_info add_addr_signal=2:2 [ OK ] # after delete ID 0 [ OK ] # mptcp_info subflows=2:2 [ OK ] # mptcp_info add_addr_signal=2:2 [ OK ] # after re-add ID 0 [ OK ] # mptcp_info subflows=3:3 [ OK ] # mptcp_info add_addr_signal=3:2 [ OK ] # after re-delete ID 0 [ OK ] # mptcp_info subflows=2:2 [ OK ] # mptcp_info add_addr_signal=2:2 [ OK ] # after re-re-add ID 0 [ OK ] # mptcp_info subflows=3:3 [ OK ] # mptcp_info add_addr_signal=3:2 [ OK ] # event ns1 LISTENER_CREATED (1) [ OK ] # event ns1 CREATED (1) [ OK ] # event ns1 ESTABLISHED (1) [ OK ] # event ns1 ANNOUNCED (0) [ OK ] # event ns1 REMOVED (0) [ OK ] # event ns1 SUB_ESTABLISHED (5) [ OK ] # event ns1 SUB_CLOSED (3) [ OK ] # event ns2 CREATED (1) [ OK ] # event ns2 ESTABLISHED (1) [ OK ] # event ns2 ANNOUNCED (6) [ OK ] # event ns2 REMOVED (4) [ OK ] # event ns2 SUB_ESTABLISHED (5) [ OK ] # event ns2 SUB_CLOSED (3) [ OK ] # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # 135 flush re-add # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # before flush [ OK ] # mptcp_info subflows=0:0 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # # TAP version 13 # 1..135 # ok 1 - mptcp_join: no JOIN # time=648ms # ok 2 - mptcp_join: single subflow, limited by client # time=592ms # ok 3 - mptcp_join: single subflow, limited by server # time=588ms # ok 4 - mptcp_join: single subflow # time=586ms # ok 5 - mptcp_join: multiple subflows # time=589ms # ok 6 - mptcp_join: multiple subflows, limited by server # time=591ms # ok 7 - mptcp_join: single subflow, dev # time=586ms # ok 8 - mptcp_join: no MPC reuse with single endpoint # time=5596ms # ok 9 - mptcp_join: multi subflows, with failing subflow # time=5635ms # ok 10 - mptcp_join: multi subflows, with subflow timeout # time=5611ms # ok 11 - mptcp_join: multi subflows, fair usage on close # time=5605ms # ok 12 - mptcp_join: unused signal address # time=617ms # ok 13 - mptcp_join: signal address # time=599ms # ok 14 - mptcp_join: subflow and signal # time=605ms # ok 15 - mptcp_join: subflow and signal together # time=640ms # ok 16 - mptcp_join: multiple subflows and signal # time=623ms # ok 17 - mptcp_join: signal addresses # time=5619ms # ok 18 - mptcp_join: signal invalid addresses # time=5611ms # ok 19 - mptcp_join: signal addresses race test # time=5641ms # ok 20 - mptcp_join: without a laminar endpoint # time=618ms # ok 21 - mptcp_join: with a laminar endpoint # time=624ms # ok 22 - mptcp_join: with multiple laminar endpoints # time=631ms # ok 23 - mptcp_join: single laminar endpoint # time=621ms # ok 24 - mptcp_join: sublow + laminar endpoints # time=626ms # ok 25 - mptcp_join: multiple flows, signal, link failure # time=9605ms # ok 26 - mptcp_join: multi flows, signal, bidi, link fail # time=10701ms # ok 27 - mptcp_join: backup subflow unused, link failure # time=18624ms # ok 28 - mptcp_join: backup flow used, multi links fail # time=18895ms # ok 29 - mptcp_join: backup flow used, bidi, link failure # time=19199ms # ok 30 - mptcp_join: signal address, ADD_ADDR timeout # time=5645ms # ok 31 - mptcp_join: signal address, ADD_ADDR6 timeout # time=5634ms # ok 32 - mptcp_join: signal addresses, ADD_ADDR timeout # time=22442ms # ok 33 - mptcp_join: invalid address, ADD_ADDR timeout # time=22439ms # ok 34 - mptcp_join: remove single subflow # time=5633ms # ok 35 - mptcp_join: remove multiple subflows # time=5616ms # ok 36 - mptcp_join: remove single address # time=5624ms # ok 37 - mptcp_join: remove subflow and signal # time=5648ms # ok 38 - mptcp_join: remove subflows and signal # time=22497ms # ok 39 - mptcp_join: remove addresses # time=22500ms # ok 40 - mptcp_join: remove invalid addresses # time=22512ms # ok 41 - mptcp_join: flush subflows and signal # time=5709ms # ok 42 - mptcp_join: flush subflows # time=5678ms # ok 43 - mptcp_join: flush addresses # time=5665ms # ok 44 - mptcp_join: flush invalid addresses # time=5681ms # ok 45 - mptcp_join: remove id 0 subflow # time=5663ms # ok 46 - mptcp_join: remove id 0 address # time=5690ms # ok 47 - mptcp_join: add single subflow # time=5651ms # ok 48 - mptcp_join: add signal address # time=5654ms # ok 49 - mptcp_join: add multiple subflows # time=5640ms # ok 50 - mptcp_join: add multiple subflows IPv6 # time=5648ms # ok 51 - mptcp_join: add multiple addresses IPv6 # time=5635ms # ok 52 - mptcp_join: single subflow IPv6 # time=5636ms # ok 53 - mptcp_join: unused signal address IPv6 # time=5647ms # ok 54 - mptcp_join: single address IPv6 # time=5641ms # ok 55 - mptcp_join: remove single address IPv6 # time=5642ms # ok 56 - mptcp_join: remove subflow and signal IPv6 # time=5664ms # ok 57 - mptcp_join: single subflow IPv4-mapped # time=643ms # ok 58 - mptcp_join: signal address IPv4-mapped # time=657ms # ok 59 - mptcp_join: single subflow v4-map-v6 # time=640ms # ok 60 - mptcp_join: signal address v4-map-v6 # time=654ms # ok 61 - mptcp_join: single subflow v6-map-v4 # time=642ms # ok 62 - mptcp_join: signal address v6-map-v4 # time=653ms # ok 63 - mptcp_join: no JOIN with diff families v4-v6 # time=635ms # ok 64 - mptcp_join: no JOIN with diff families v4-v6-2 # time=643ms # ok 65 - mptcp_join: no JOIN with diff families v6-v4 # time=645ms # ok 66 - mptcp_join: IPv4 sockets do not use IPv6 addresses # time=5663ms # ok 67 - mptcp_join: simult IPv4 and IPv6 subflows # time=5645ms # ok 68 - mptcp_join: simult IPv4 and IPv6 subflows, fullmesh 1x1 # time=5642ms # ok 69 - mptcp_join: simult IPv4 and IPv6 subflows, fullmesh 2x2 # time=5632ms # ok 70 - mptcp_join: single subflow, backup # time=5666ms # ok 71 - mptcp_join: single address, backup # time=5680ms # ok 72 - mptcp_join: single address, switch to backup # time=5699ms # ok 73 - mptcp_join: single address with port, backup # time=5719ms # ok 74 - mptcp_join: mpc backup # time=5697ms # ok 75 - mptcp_join: mpc backup both sides # time=5723ms # ok 76 - mptcp_join: mpc switch to backup # time=5675ms # ok 77 - mptcp_join: mpc switch to backup both sides # time=5699ms # ok 78 - mptcp_join: signal address with port # time=691ms # ok 79 - mptcp_join: subflow and signal with port # time=685ms # ok 80 - mptcp_join: remove single address with port # time=5776ms # ok 81 - mptcp_join: remove subflow and signal with port # time=5694ms # ok 82 - mptcp_join: flush subflows and signal with port # time=5656ms # ok 83 - mptcp_join: multiple addresses with port # time=673ms # ok 84 - mptcp_join: multiple addresses with ports # time=674ms # ok 85 - mptcp_join: port-based signal endpoint must not accept mpc # time=242ms # ok 86 - mptcp_join: bind main address v4, no join v4 # time=640ms # ok 87 - mptcp_join: bind main address v6, no join v6 # time=643ms # ok 88 - mptcp_join: multiple bind to allow joins v4 # time=628ms # ok 89 - mptcp_join: multiple bind to allow joins v6 # time=627ms # ok 90 - mptcp_join: multiple bind to allow joins v6 link-local routing # time=2670ms # ok 91 - mptcp_join: multiple bind to allow joins v6 link-local laminar # time=2488ms # ok 92 - mptcp_join: single subflow with syn cookies # time=647ms # ok 93 - mptcp_join: multiple subflows with syn cookies # time=626ms # ok 94 - mptcp_join: subflows limited by server w cookies # time=629ms # ok 95 - mptcp_join: signal address with syn cookies # time=637ms # ok 96 - mptcp_join: subflow and signal w cookies # time=644ms # ok 97 - mptcp_join: subflows and signal w. cookies # time=648ms # ok 98 - mptcp_join: checksum test 0 0 # time=678ms # ok 99 - mptcp_join: checksum test 1 1 # time=679ms # ok 100 - mptcp_join: checksum test 0 1 # time=698ms # ok 101 - mptcp_join: checksum test 1 0 # time=707ms # ok 102 - mptcp_join: single subflow allow join id0 ns1 # time=633ms # ok 103 - mptcp_join: single subflow allow join id0 ns2 # time=634ms # ok 104 - mptcp_join: signal address allow join id0 ns1 # time=646ms # ok 105 - mptcp_join: signal address allow join id0 ns2 # time=642ms # ok 106 - mptcp_join: subflow and address allow join id0 1 # time=624ms # ok 107 - mptcp_join: subflow and address allow join id0 2 # time=623ms # ok 108 - mptcp_join: default limits, server deny join id 0 # time=630ms # ok 109 - mptcp_join: fullmesh test 2x1 # time=5636ms # ok 110 - mptcp_join: fullmesh test 1x1 # time=5677ms # ok 111 - mptcp_join: fullmesh test 1x2 # time=5655ms # ok 112 - mptcp_join: fullmesh test 1x2, limited # time=5648ms # ok 113 - mptcp_join: set fullmesh flag test # time=5648ms # ok 114 - mptcp_join: set nofullmesh flag test # time=5678ms # ok 115 - mptcp_join: set backup,fullmesh flags test # time=5701ms # ok 116 - mptcp_join: set nobackup,nofullmesh flags test # time=5690ms # ok 117 - mptcp_join: fastclose test # time=735ms # ok 118 - mptcp_join: fastclose server test # time=732ms # ok 119 - mptcp_join: Infinite map # IGNORE Flaky time=31829ms # ok 120 - mptcp_join: MP_FAIL MP_RST # time=10183ms # ok 121 - mptcp_join: userspace pm type prevents add_addr # time=644ms # ok 122 - mptcp_join: userspace pm no echo w/o daemon # time=638ms # ok 123 - mptcp_join: userspace pm type rejects join # time=631ms # ok 124 - mptcp_join: userspace pm type does not send join # time=622ms # ok 125 - mptcp_join: userspace pm type prevents mp_prio # time=5646ms # ok 126 - mptcp_join: userspace pm type prevents rm_addr # time=5636ms # ok 127 - mptcp_join: userspace pm add & remove address # time=4934ms # ok 128 - mptcp_join: userspace pm create destroy subflow # time=2751ms # ok 129 - mptcp_join: userspace pm create id 0 subflow # time=2655ms # ok 130 - mptcp_join: userspace pm remove initial subflow # time=2723ms # ok 131 - mptcp_join: userspace pm send RM_ADDR for ID 0 # time=3824ms # ok 132 - mptcp_join: implicit EP # time=479ms # ok 133 - mptcp_join: delete and re-add # time=10693ms # ok 134 - mptcp_join: delete re-add signal # time=6812ms # ok 135 - mptcp_join: flush re-add # time=3881ms ok 1 selftests: net/mptcp: mptcp_join.sh make: Leaving directory '/srv/vmksft/testing/wt-11/tools/testing/selftests' xx__-> echo $? 0 xx__->