make -C tools/testing/selftests TARGETS="net/mptcp" TEST_PROGS=mptcp_join..sh TEST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing/wt-12/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing/wt-12/tools/testing/selftests/net/mptcp' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing/wt-12/tools/testing/selftests/net/mptcp' make[1]: Entering directory '/home/virtme/testing/wt-12/tools/testing/selftests/net/mptcp' TAP version 13 1..1 # overriding timeout to 3600 # selftests: net/mptcp: mptcp_join.sh # 001 no JOIN # join Rx [ OK ] # join Tx [ OK ] # 002 single subflow, limited by client # join Rx [ OK ] # join Tx [ OK ] # 003 single subflow, limited by server # join Rx [ OK ] # join Tx [ OK ] # 004 single subflow # join Rx [ OK ] # join Tx [ OK ] # 005 multiple subflows # join Rx [ OK ] # join Tx [ OK ] # 006 multiple subflows, limited by server # join Rx [ OK ] # join Tx [ OK ] # 007 single subflow, dev # join Rx [ OK ] # join Tx [ OK ] # 008 no MPC reuse with single endpoint # join Rx [ OK ] # join Tx [ OK ] # 009 multi subflows, with failing subflow # join Rx [ OK ] # join Tx [ OK ] # 010 multi subflows, with subflow timeout # join Rx [ OK ] # join Tx [ OK ] # 011 multi subflows, fair usage on close # join Rx [ OK ] # join Tx [ OK ] # 012 unused signal address # join Rx [ OK ] # join Tx [ OK ] # add addr tx [ OK ] # add addr echo tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 013 signal address # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 014 subflow and signal # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 015 subflow and signal together # join Rx [ OK ] # join Tx [ OK ] # add addr rx server [ OK ] # add addr echo rx client [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # reset tx client [ OK ] # reset rx server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 016 multiple subflows and signal # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 017 signal addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 018 signal invalid addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 019 signal addresses race test # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 020 without a laminar endpoint # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 021 with a laminar endpoint # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 022 with multiple laminar endpoints # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 023 single laminar endpoint # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 024 sublow + laminar endpoints # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 025 multiple flows, signal, link failure # Info: Test file (size 15960 KB) for client # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # stale [ OK ] # 026 multi flows, signal, bidi, link fail # Info: Test file (size 4096 KB) for server # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # stale [ OK ] # 027 backup subflow unused, link failure # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # link usage [ OK ] # 028 backup flow used, multi links fail # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # stale [ OK ] # link usage [ OK ] # 029 backup flow used, bidi, link failure # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # stale [ OK ] # link usage [ OK ] # 030 signal address, ADD_ADDR timeout # join Rx [ OK ] # join Tx [ OK ] # add addr tx [ OK ] # add addr echo tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 031 signal address, ADD_ADDR6 timeout # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 032 signal addresses, ADD_ADDR timeout # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 033 invalid address, ADD_ADDR timeout # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 034 remove single subflow # join Rx [ OK ] # join Tx [ OK ] # rm addr tx client [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 035 remove multiple subflows # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 036 remove single address # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 037 remove subflow and signal # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 038 remove subflows and signal # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 039 remove addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 040 remove invalid addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 041 flush subflows and signal # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 042 flush subflows # join Rx [ OK ] # join Tx [ OK ] # rm addr tx client [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 043 flush addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 044 flush invalid addresses # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 045 remove id 0 subflow # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 046 remove id 0 address # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # reset tx client [ OK ] # reset rx server [ OK ] # 047 add single subflow # currently established: 1 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # currently established: 0 [ OK ] # 048 add signal address # currently established: 1 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # currently established: 0 [ OK ] # 049 add multiple subflows # currently established: 1 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # currently established: 0 [ OK ] # 050 add multiple subflows IPv6 # currently established: 1 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # currently established: 0 [ OK ] # 051 add multiple addresses IPv6 # currently established: 1 [ OK ] # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # currently established: 0 [ OK ] # 052 single subflow IPv6 # join Rx [ OK ] # join Tx [ OK ] # 053 unused signal address IPv6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 054 single address IPv6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 055 remove single address IPv6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # 056 remove subflow and signal IPv6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 057 single subflow IPv4-mapped # join Rx [ OK ] # join Tx [ OK ] # 058 signal address IPv4-mapped # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 059 single subflow v4-map-v6 # join Rx [ OK ] # join Tx [ OK ] # 060 signal address v4-map-v6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 061 single subflow v6-map-v4 # join Rx [ OK ] # join Tx [ OK ] # 062 signal address v6-map-v4 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 063 no JOIN with diff families v4-v6 # join Rx [ OK ] # join Tx [ OK ] # 064 no JOIN with diff families v4-v6-2 # join Rx [ OK ] # join Tx [ OK ] # 065 no JOIN with diff families v6-v4 # join Rx [ OK ] # join Tx [ OK ] # 066 IPv4 sockets do not use IPv6 addresses # join Rx [ OK ] # join Tx [ OK ] # 067 simult IPv4 and IPv6 subflows # join Rx [ OK ] # join Tx [ OK ] # 068 simult IPv4 and IPv6 subflows, fullmesh 1x1 # join Rx [ OK ] # join Tx [ OK ] # 069 simult IPv4 and IPv6 subflows, fullmesh 2x2 # join Rx [ OK ] # join Tx [ OK ] # 070 single subflow, backup # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 071 single address, backup # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 072 single address, switch to backup # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 073 single address with port, backup # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 074 mpc backup # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 075 mpc backup both sides # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 076 mpc switch to backup # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 077 mpc switch to backup both sides # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # 078 signal address with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # 079 subflow and signal with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # 080 remove single address with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # LISTENER_CREATED 10.0.2.1:10100 [ OK ] # LISTENER_CLOSED 10.0.2.1:10100 [ OK ] # 081 remove subflow and signal with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 082 flush subflows and signal with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # rm addr rx client [ OK ] # rm subflow server [ OK ] # 083 multiple addresses with port # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # 084 multiple addresses with ports # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # add addr rx with port [ OK ] # syn rx port [ OK ] # synack rx port [ OK ] # ack rx port [ OK ] # syn rx port mismatch [ OK ] # ack rx port mismatch [ OK ] # 085 port-based signal endpoint must not accept mpc # Connect [ OK ] # Attempts [ OK ] # 086 bind main address v4, no join v4 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 087 bind main address v6, no join v6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 088 multiple bind to allow joins v4 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 089 multiple bind to allow joins v6 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 090 multiple bind to allow joins v6 link-local routing # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 091 multiple bind to allow joins v6 link-local laminar # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 092 single subflow with syn cookies # join Rx [ OK ] # join Tx [ OK ] # 093 multiple subflows with syn cookies # join Rx [ OK ] # join Tx [ OK ] # 094 subflows limited by server w cookies # join Rx [ OK ] # join Tx [ OK ] # 095 signal address with syn cookies # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 096 subflow and signal w cookies # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 097 subflows and signal w. cookies # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 098 checksum test 0 0 # 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 ] # 099 checksum test 1 1 # 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 ] # 100 checksum test 0 1 # 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 ] # 101 checksum test 1 0 # 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 ] # 102 single subflow allow join id0 ns1 # join Rx [ OK ] # join Tx [ OK ] # 103 single subflow allow join id0 ns2 # join Rx [ OK ] # join Tx [ OK ] # 104 signal address allow join id0 ns1 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 105 signal address allow join id0 ns2 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 106 subflow and address allow join id0 1 # join Rx [ OK ] # join Tx [ OK ] # 107 subflow and address allow join id0 2 # join Rx [ OK ] # join Tx [ OK ] # 108 default limits, server deny join id 0 # join Rx [ OK ] # join Tx [ OK ] # 109 fullmesh test 2x1 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 110 fullmesh test 1x1 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 111 fullmesh test 1x2 # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 112 fullmesh test 1x2, limited # join Rx [ OK ] # join Tx [ OK ] # add addr rx [ OK ] # add addr echo rx [ OK ] # 113 set fullmesh flag test # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 114 set nofullmesh flag test # join Rx [ OK ] # join Tx [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 115 set backup,fullmesh flags test # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 116 set nobackup,nofullmesh flags test # join Rx [ OK ] # join Tx [ OK ] # mp_prio tx server [ OK ] # mp_prio rx client [ OK ] # syn backup [ OK ] # synack backup [ OK ] # rm addr rx server [ OK ] # rm subflow client [ OK ] # 117 fastclose test # Info: Test file (size 1024 KB) for client # Info: Test file (size 1024 KB) for server # join Rx [ OK ] # join Tx [ OK ] # fast close tx client [ OK ] # fast close rx server [ OK ] # reset tx client [ OK ] # reset rx server [ OK ] # 118 fastclose server test # Info: Test file (size 1024 KB) for client # Info: Test file (size 1024 KB) for server # join Rx [ OK ] # join Tx [ OK ] # fast close tx server [ OK ] # fast close rx client [ OK ] # reset tx server [ OK ] # reset rx client [ OK ] # 119 Infinite map # Info: Test file (size 128 KB) for client # Info: Test file (size 128 KB) for server # copyfd_io_poll: poll timed out (events: POLLIN 1, POLLOUT 0) # copyfd_io_poll: poll timed out (events: POLLIN 1, POLLOUT 0) # [IGNO] (flaky) client exit code 2, server 2 # Server ns stats (ns2-CFSH2O) # TcpPassiveOpens 1 # TcpInSegs 16 # TcpOutSegs 70 # TcpRetransSegs 8 # TcpExtTCPPureAcks 7 # TcpExtTCPLossUndo 2 # TcpExtTCPLostRetransmit 4 # TcpExtTCPTimeouts 7 # TcpExtTCPLossProbes 4 # TcpExtTCPBacklogCoalesce 1 # TcpExtTCPDSACKRecv 2 # TcpExtTCPSackShiftFallback 2 # TcpExtTCPRcvCoalesce 1 # TcpExtTCPOrigDataSent 65 # TcpExtTCPDelivered 66 # TcpExtTcpTimeoutRehash 7 # TcpExtTCPDSACKRecvSegs 2 # MPTcpExtMPCapableSYNRX 1 # MPTcpExtMPCapableACKRX 1 # MPTcpExtMPTCPRetrans 1 # MPTcpExtDataCsumErr 1 # MPTcpExtMPFailTx 1 # MPTcpExtMPFailRx 1 # # Client ns stats (ns2-CFSH2O) # TcpActiveOpens 1 # TcpInSegs 34 # TcpOutSegs 248 # TcpExtOutOfWindowIcmps 152 # TcpExtDelayedACKLost 8 # TcpExtTCPPureAcks 4 # TcpExtTCPLossProbes 1 # TcpExtTCPDSACKOldSent 8 # TcpExtTCPOrigDataSent 26 # TcpExtTCPDelivered 27 # MPTcpExtMPCapableSYNTX 1 # MPTcpExtMPCapableSYNACKRX 1 # MPTcpExtInfiniteMapTx 1 # MPTcpExtMPFailTx 1 # MPTcpExtMPFailRx 1 # # # netns ns1-MwgkOM (listener) 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 ESTAB 0 1088 [::ffff:10.0.1.1]:10118 [::ffff:10.0.1.2]:53546 timer:(on,094ms,5) ino:63495 sk:1 cgroup:unreachable:1 <-> # skmem:(r0,rb131072,t0,tb202752,f2112,w1984,o0,bl0,d0) ts sack cubic wscale:7,7 rto:15744 backoff:5 rtt:63.336/107.014 ato:40 mss:1448 pmtu:1500 rcvmss:1448 advmss:1448 cwnd:1 ssthresh:49 bytes_sent:95896 bytes_retrans:9368 bytes_acked:85440 bytes_received:34648 segs_out:77 segs_in:34 data_segs_out:73 data_segs_in:26 send 182898bps lastsnd:15650 lastrcv:32435 lastack:31778 pacing_rate 25605552bps delivery_rate 836912bps delivered:67 busy:32284ms unacked:1 retrans:1/8 lost:1 dsack_dups:2 rcv_rtt:3 rcv_space:14480 rcv_ssthresh:81336 minrtt:0.222 snd_wnd:125184 rcv_wnd:81408 rehash:7 tcp-ulp-mptcp flags:Mec token:0000(id:0)/6da6618e(id:0) seq:1058800565888864692 sfseq:16385 ssnoff:3063873106 maplen:18264 # mptcp FIN-WAIT-1 0 0 [::ffff:10.0.1.1]:10118 [::ffff:10.0.1.2]:53546 timer:(keepalive,57sec,0) ino:0 sk:2 cgroup:unreachable:1 --- # skmem:(r0,rb131072,t0,tb206848,f2372,w124604,o0,bl0,d0) subflows_max:2 remote_key token:6da6618e write_seq:14110491851847868460 snd_una:14110491851847744463 rcv_nxt:1058800565888882956 csum_enabled:1 bytes_retrans:1088 bytes_sent:85440 bytes_received:34648 bytes_acked:7104 subflows_total:1 last_data_sent:32249 last_data_recv:32551 last_ack_recv:32554 # TcpPassiveOpens 1 # TcpInSegs 16 # TcpOutSegs 70 # TcpRetransSegs 8 # TcpExtTCPPureAcks 7 # TcpExtTCPLossUndo 2 # TcpExtTCPLostRetransmit 4 # TcpExtTCPTimeouts 7 # TcpExtTCPLossProbes 4 # TcpExtTCPBacklogCoalesce 1 # TcpExtTCPDSACKRecv 2 # TcpExtTCPSackShiftFallback 2 # TcpExtTCPRcvCoalesce 1 # TcpExtTCPOrigDataSent 65 # TcpExtTCPDelivered 66 # TcpExtTcpTimeoutRehash 7 # TcpExtTCPDSACKRecvSegs 2 # MPTcpExtMPCapableSYNRX 1 # MPTcpExtMPCapableACKRX 1 # MPTcpExtMPTCPRetrans 1 # MPTcpExtDataCsumErr 1 # MPTcpExtMPFailTx 1 # MPTcpExtMPFailRx 1 # # netns ns2-CFSH2O (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 96453 10.0.1.2:53546 10.0.1.1:10118 timer:(persist,387ms,1) ino:62292 sk:1001 cgroup:unreachable:1 <-- # skmem:(r0,rb1195478,t0,tb138240,f1468,w100932,o0,bl0,d9) ts sack cubic wscale:7,7 rto:204 backoff:1 rtt:3.605/3.243 ato:40 mss:1448 pmtu:1500 rcvmss:1420 advmss:1448 cwnd:30 bytes_sent:316752 bytes_acked:34649 bytes_received:86528 segs_out:254 segs_in:79 data_segs_out:246 data_segs_in:74 send 96399445bps lastsnd:21 lastrcv:32077 lastack:229 pacing_rate 192752104bps delivery_rate 11446640bps delivered:27 busy:32899ms rcv_rtt:512.9 rcv_space:65536 rcv_ssthresh:128035 notsent:96453 minrtt:0.201 snd_wnd:81408 rcv_wnd:128128 tcp-ulp-mptcp flags:Mmec token:0000(id:0)/bd25ab41(id:0) seq:14110491851847822799 sfseq:85441 ssnoff:3052344863 maplen:1088 # mptcp FIN-WAIT-2 0 0 10.0.1.2:53546 10.0.1.1:10118 timer:(keepalive,57sec,0) ino:0 sk:1002 cgroup:unreachable:1 --- # skmem:(r0,rb1195476,t0,tb142336,f0,w0,o0,bl0,d0) subflows_max:2 fallback remote_key token:bd25ab41 write_seq:1058800565888979409 snd_una:1058800565888979409 rcv_nxt:14110491851847823887 csum_enabled:1 retransmits:1 bytes_sent:131100 bytes_received:86528 bytes_acked:65536 last_data_sent:32849 last_data_recv:32085 last_ack_recv:32898 # TcpActiveOpens 1 # TcpInSegs 34 # TcpOutSegs 248 # TcpExtOutOfWindowIcmps 152 # TcpExtDelayedACKLost 8 # TcpExtTCPPureAcks 4 # TcpExtTCPLossProbes 1 # TcpExtTCPDSACKOldSent 8 # TcpExtTCPOrigDataSent 26 # TcpExtTCPDelivered 27 # 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 ] # after delete [ OK ] # mptcp_info subflows=0:0 [ OK ] # after re-add [ OK ] # mptcp_info subflows=2:2 [ OK ] # after delete ID 0 [ OK ] # mptcp_info subflows=2:2 [ OK ] # after re-add ID 0 [ OK ] # mptcp_info subflows=3:3 [ OK ] # after re-delete ID 0 [ OK ] # mptcp_info subflows=2:2 [ OK ] # after re-re-add ID 0 [ 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 (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=14761ms # ok 2 - mptcp_join: single subflow, limited by client # time=15998ms # ok 3 - mptcp_join: single subflow, limited by server # time=15285ms # ok 4 - mptcp_join: single subflow # time=20327ms # ok 5 - mptcp_join: multiple subflows # time=14806ms # ok 6 - mptcp_join: multiple subflows, limited by server # time=15447ms # ok 7 - mptcp_join: single subflow, dev # time=15493ms # ok 8 - mptcp_join: no MPC reuse with single endpoint # time=20597ms # ok 9 - mptcp_join: multi subflows, with failing subflow # time=21917ms # ok 10 - mptcp_join: multi subflows, with subflow timeout # time=20844ms # ok 11 - mptcp_join: multi subflows, fair usage on close # time=20433ms # ok 12 - mptcp_join: unused signal address # time=15617ms # ok 13 - mptcp_join: signal address # time=16245ms # ok 14 - mptcp_join: subflow and signal # time=15952ms # ok 15 - mptcp_join: subflow and signal together # time=16292ms # ok 16 - mptcp_join: multiple subflows and signal # time=15661ms # ok 17 - mptcp_join: signal addresses # time=21525ms # ok 18 - mptcp_join: signal invalid addresses # time=21741ms # ok 19 - mptcp_join: signal addresses race test # time=23145ms # ok 20 - mptcp_join: without a laminar endpoint # time=17166ms # ok 21 - mptcp_join: with a laminar endpoint # time=16823ms # ok 22 - mptcp_join: with multiple laminar endpoints # time=17720ms # ok 23 - mptcp_join: single laminar endpoint # time=18181ms # ok 24 - mptcp_join: sublow + laminar endpoints # time=18476ms # ok 25 - mptcp_join: multiple flows, signal, link failure # time=28599ms # ok 26 - mptcp_join: multi flows, signal, bidi, link fail # time=27621ms # ok 27 - mptcp_join: backup subflow unused, link failure # time=33696ms # ok 28 - mptcp_join: backup flow used, multi links fail # time=33723ms # ok 29 - mptcp_join: backup flow used, bidi, link failure # time=33275ms # ok 30 - mptcp_join: signal address, ADD_ADDR timeout # time=23363ms # ok 31 - mptcp_join: signal address, ADD_ADDR6 timeout # time=22808ms # ok 32 - mptcp_join: signal addresses, ADD_ADDR timeout # time=40553ms # ok 33 - mptcp_join: invalid address, ADD_ADDR timeout # time=41109ms # ok 34 - mptcp_join: remove single subflow # time=22850ms # ok 35 - mptcp_join: remove multiple subflows # time=23754ms # ok 36 - mptcp_join: remove single address # time=23943ms # ok 37 - mptcp_join: remove subflow and signal # time=24221ms # ok 38 - mptcp_join: remove subflows and signal # time=41455ms # ok 39 - mptcp_join: remove addresses # time=42079ms # ok 40 - mptcp_join: remove invalid addresses # time=42308ms # ok 41 - mptcp_join: flush subflows and signal # time=25346ms # ok 42 - mptcp_join: flush subflows # time=25178ms # ok 43 - mptcp_join: flush addresses # time=25213ms # ok 44 - mptcp_join: flush invalid addresses # time=25693ms # ok 45 - mptcp_join: remove id 0 subflow # time=24124ms # ok 46 - mptcp_join: remove id 0 address # time=25157ms # ok 47 - mptcp_join: add single subflow # time=23805ms # ok 48 - mptcp_join: add signal address # time=23093ms # ok 49 - mptcp_join: add multiple subflows # time=23496ms # ok 50 - mptcp_join: add multiple subflows IPv6 # time=23329ms # ok 51 - mptcp_join: add multiple addresses IPv6 # time=23324ms # ok 52 - mptcp_join: single subflow IPv6 # time=23279ms # ok 53 - mptcp_join: unused signal address IPv6 # time=23191ms # ok 54 - mptcp_join: single address IPv6 # time=22340ms # ok 55 - mptcp_join: remove single address IPv6 # time=23443ms # ok 56 - mptcp_join: remove subflow and signal IPv6 # time=23157ms # ok 57 - mptcp_join: single subflow IPv4-mapped # time=17097ms # ok 58 - mptcp_join: signal address IPv4-mapped # time=16598ms # ok 59 - mptcp_join: single subflow v4-map-v6 # time=16620ms # ok 60 - mptcp_join: signal address v4-map-v6 # time=17080ms # ok 61 - mptcp_join: single subflow v6-map-v4 # time=16506ms # ok 62 - mptcp_join: signal address v6-map-v4 # time=17033ms # ok 63 - mptcp_join: no JOIN with diff families v4-v6 # time=16762ms # ok 64 - mptcp_join: no JOIN with diff families v4-v6-2 # time=16921ms # ok 65 - mptcp_join: no JOIN with diff families v6-v4 # time=16518ms # ok 66 - mptcp_join: IPv4 sockets do not use IPv6 addresses # time=21903ms # ok 67 - mptcp_join: simult IPv4 and IPv6 subflows # time=24298ms # ok 68 - mptcp_join: simult IPv4 and IPv6 subflows, fullmesh 1x1 # time=22211ms # ok 69 - mptcp_join: simult IPv4 and IPv6 subflows, fullmesh 2x2 # time=22149ms # ok 70 - mptcp_join: single subflow, backup # time=22296ms # ok 71 - mptcp_join: single address, backup # time=22474ms # ok 72 - mptcp_join: single address, switch to backup # time=22922ms # ok 73 - mptcp_join: single address with port, backup # time=21860ms # ok 74 - mptcp_join: mpc backup # time=21085ms # ok 75 - mptcp_join: mpc backup both sides # time=22121ms # ok 76 - mptcp_join: mpc switch to backup # time=21155ms # ok 77 - mptcp_join: mpc switch to backup both sides # time=21581ms # ok 78 - mptcp_join: signal address with port # time=16809ms # ok 79 - mptcp_join: subflow and signal with port # time=17171ms # ok 80 - mptcp_join: remove single address with port # time=23634ms # ok 81 - mptcp_join: remove subflow and signal with port # time=21991ms # ok 82 - mptcp_join: flush subflows and signal with port # time=22036ms # ok 83 - mptcp_join: multiple addresses with port # time=17081ms # ok 84 - mptcp_join: multiple addresses with ports # time=17047ms # ok 85 - mptcp_join: port-based signal endpoint must not accept mpc # time=9700ms # ok 86 - mptcp_join: bind main address v4, no join v4 # time=16279ms # ok 87 - mptcp_join: bind main address v6, no join v6 # time=16079ms # ok 88 - mptcp_join: multiple bind to allow joins v4 # time=16097ms # ok 89 - mptcp_join: multiple bind to allow joins v6 # time=16056ms # ok 90 - mptcp_join: multiple bind to allow joins v6 link-local routing # time=17522ms # ok 91 - mptcp_join: multiple bind to allow joins v6 link-local laminar # time=17053ms # ok 92 - mptcp_join: single subflow with syn cookies # time=15883ms # ok 93 - mptcp_join: multiple subflows with syn cookies # time=16146ms # ok 94 - mptcp_join: subflows limited by server w cookies # time=16129ms # ok 95 - mptcp_join: signal address with syn cookies # time=16462ms # ok 96 - mptcp_join: subflow and signal w cookies # time=16043ms # ok 97 - mptcp_join: subflows and signal w. cookies # time=16541ms # ok 98 - mptcp_join: checksum test 0 0 # time=17217ms # ok 99 - mptcp_join: checksum test 1 1 # time=16997ms # ok 100 - mptcp_join: checksum test 0 1 # time=16654ms # ok 101 - mptcp_join: checksum test 1 0 # time=16881ms # ok 102 - mptcp_join: single subflow allow join id0 ns1 # time=16150ms # ok 103 - mptcp_join: single subflow allow join id0 ns2 # time=16291ms # ok 104 - mptcp_join: signal address allow join id0 ns1 # time=16638ms # ok 105 - mptcp_join: signal address allow join id0 ns2 # time=16674ms # ok 106 - mptcp_join: subflow and address allow join id0 1 # time=16422ms # ok 107 - mptcp_join: subflow and address allow join id0 2 # time=16124ms # ok 108 - mptcp_join: default limits, server deny join id 0 # time=16362ms # ok 109 - mptcp_join: fullmesh test 2x1 # time=21334ms # ok 110 - mptcp_join: fullmesh test 1x1 # time=21521ms # ok 111 - mptcp_join: fullmesh test 1x2 # time=20891ms # ok 112 - mptcp_join: fullmesh test 1x2, limited # time=20081ms # ok 113 - mptcp_join: set fullmesh flag test # time=19411ms # ok 114 - mptcp_join: set nofullmesh flag test # time=18982ms # ok 115 - mptcp_join: set backup,fullmesh flags test # time=19564ms # ok 116 - mptcp_join: set nobackup,nofullmesh flags test # time=19475ms # ok 117 - mptcp_join: fastclose test # time=14848ms # ok 118 - mptcp_join: fastclose server test # time=14861ms # ok 119 - mptcp_join: Infinite map # IGNORE Flaky time=48553ms # ok 120 - mptcp_join: MP_FAIL MP_RST # time=25920ms # ok 121 - mptcp_join: userspace pm type prevents add_addr # time=13924ms # ok 122 - mptcp_join: userspace pm no echo w/o daemon # time=14241ms # ok 123 - mptcp_join: userspace pm type rejects join # time=14607ms # ok 124 - mptcp_join: userspace pm type does not send join # time=14004ms # ok 125 - mptcp_join: userspace pm type prevents mp_prio # time=19494ms # ok 126 - mptcp_join: userspace pm type prevents rm_addr # time=20232ms # ok 127 - mptcp_join: userspace pm add & remove address # time=34108ms # ok 128 - mptcp_join: userspace pm create destroy subflow # time=26553ms # ok 129 - mptcp_join: userspace pm create id 0 subflow # time=23645ms # ok 130 - mptcp_join: userspace pm remove initial subflow # time=25486ms # ok 131 - mptcp_join: userspace pm send RM_ADDR for ID 0 # time=29185ms # ok 132 - mptcp_join: implicit EP # time=12154ms # ok 133 - mptcp_join: delete and re-add # time=55842ms # ok 134 - mptcp_join: delete re-add signal # time=42858ms # ok 135 - mptcp_join: flush re-add # time=30972ms ok 1 selftests: net/mptcp: mptcp_join.sh make[1]: Leaving directory '/home/virtme/testing/wt-12/tools/testing/selftests/net/mptcp' make: Leaving directory '/home/virtme/testing/wt-12/tools/testing/selftests' xx__-> echo $? 0 xx__-> echo scan > /sys/kernel/debug/kmemleak xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak xx__->