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[6.1] selftests: mptcp_connect.sh
failures with copyfd_io_poll: poll timed out
errors
#483
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I don't know if this one is linked to it, but one MPTCP Join is also "regularly" failing:
The counter The
So only the 4th command on the server side failed, because it didn't find the subflow for this connection (-3 error). Probably because the subflow has been reset? If we look at the events, the subflow has been removed (
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Here are two traces when having the last issue with It is interesting to look at the 3rd stream ( # tcpdump -nr mp_join-112-ns1-ok-660c371d-EHjLjO.pcap tcp and port 57515
reading from file mp_join-112-ns1-ok-660c371d-EHjLjO.pcap, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535
Warning: interface names might be incorrect
18:49:36.661287 docker0 In IP 10.0.3.2.57515 > 10.0.3.1.10111: Flags [S], seq 2867335566, win 64256, options [mss 1460,sackOK,TS val 740440611 ecr 0,nop,wscale 7,mptcp 12 join id 2 token 0x4483f5d0 nonce 0x54a0aa8b], length 0
18:49:36.661298 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.57515: Flags [S.], seq 4277192773, ack 2867335567, win 65160, options [mss 1460,sackOK,TS val 1897770162 ecr 740440611,nop,wscale 7,mptcp 16 join id 20 hmac 0xfa7ce90421245e94 nonce 0xfdf38d4e], length 0
18:49:36.661313 docker0 In IP 10.0.3.2.57515 > 10.0.3.1.10111: Flags [.], ack 1, win 502, options [nop,nop,TS val 740440611 ecr 1897770162,mptcp 24 join hmac 0xb601d40e5ec37a2f295fbfbc4989cd13d39a07fa], length 0
18:49:36.661331 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.57515: Flags [.], ack 1, win 510, options [nop,nop,TS val 1897770162 ecr 740440611,mptcp 12 dss ack 13289830844751537108], length 0
18:49:39.333176 docker0 In IP 10.0.3.2.57515 > 10.0.3.1.10111: Flags [.], ack 1, win 502, options [nop,nop,TS val 740440611 ecr 1897770162,mptcp 12 dss ack 3640936710867625463], length 0
18:49:39.333197 docker0 In IP 10.0.3.2.57515 > 10.0.3.1.10111: Flags [F.], seq 1, ack 1, win 502, options [nop,nop,TS val 740443283 ecr 1897770162,mptcp 12 dss ack 3640936710867625463], length 0
18:49:39.334593 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.57515: Flags [.], ack 2, win 510, options [nop,nop,TS val 1897772836 ecr 740443283,mptcp 12 dss ack 13289830844751537173], length 0
18:49:40.666604 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.57515: Flags [.], ack 2, win 510, options [nop,nop,TS val 1897772836 ecr 740443283,mptcp 12 dss ack 13289830844751537208], length 0
18:49:40.666631 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.57515: Flags [F.], seq 1, ack 2, win 510, options [nop,nop,TS val 1897774168 ecr 740443283,mptcp 12 dss ack 13289830844751537208], length 0
18:49:40.666640 docker0 In IP 10.0.3.2.57515 > 10.0.3.1.10111: Flags [.], ack 2, win 502, options [nop,nop,TS val 740444617 ecr 1897774168], length 0 # tcpdump -nr mp_join-112-ns1-nok-660c372c-KD5wmI.pcap tcp and port 52717
reading from file mp_join-112-ns1-nok-660c372c-KD5wmI.pcap, link-type LINUX_SLL2 (Linux cooked v2), snapshot length 65535
Warning: interface names might be incorrect
18:49:50.933196 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [S], seq 1030980353, win 64256, options [mss 1460,sackOK,TS val 740454883 ecr 0,nop,wscale 7,mptcp 12 join id 2 token 0x3d144ed6 nonce 0x7743f7a4], length 0
18:49:50.933219 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.52717: Flags [S.], seq 2375628578, ack 1030980354, win 65160, options [mss 1460,sackOK,TS val 1897784434 ecr 740454883,nop,wscale 7,mptcp 16 join id 20 hmac 0x7fe4b626c5cd422c nonce 0xca2ce698], length 0
18:49:50.933245 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [.], ack 1, win 502, options [nop,nop,TS val 740454883 ecr 1897784434,mptcp 24 join hmac 0xc7a0c08aeed8af905201939a58a0b39356907dc2], length 0
18:49:50.933272 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.52717: Flags [.], ack 1, win 510, options [nop,nop,TS val 1897784434 ecr 740454883,mptcp 12 dss ack 3014908832125989087], length 0
18:49:53.548318 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.52717: Flags [P.], seq 1:6, ack 1, win 510, options [nop,nop,TS val 1897787049 ecr 740454883,mptcp 26 dss ack 3014908832125989152 seq 7370911507231076069 subseq 1 len 5,nop,nop], length 5
18:49:53.548354 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [.], ack 6, win 502, options [nop,nop,TS val 740457498 ecr 1897787049,mptcp 12 dss ack 7370911507231076074], length 0
18:49:53.617220 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [.], ack 6, win 502, options [nop,nop,TS val 740457498 ecr 1897787049,mptcp 12 dss ack 7370911507231076074], length 0
18:49:53.617238 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [F.], seq 1, ack 6, win 502, options [nop,nop,TS val 740457567 ecr 1897787049,mptcp 12 dss ack 7370911507231076074], length 0
18:49:53.617620 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.52717: Flags [.], ack 2, win 510, options [nop,nop,TS val 1897787119 ecr 740457567,mptcp 12 dss ack 3014908832125989152], length 0
18:49:53.718637 docker0 Out IP 10.0.3.1.10111 > 10.0.3.2.52717: Flags [P.], seq 6:11, ack 2, win 510, options [nop,nop,TS val 1897787220 ecr 740457567,mptcp 26 dss ack 3014908832125989152 seq 7370911507231076074 subseq 6 len 5,nop,nop], length 5
18:49:53.718673 docker0 In IP 10.0.3.2.52717 > 10.0.3.1.10111: Flags [R], seq 1030980355, win 0, length 0 When there is no issue, there is no data, just the 3WHS and the closure. When there is an issue, one end sends a packet with data just after having received the |
nkambo from LKFT reported that
mptcp_connect.sh
subtests are, e.g.From: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.83-273-gaa2042702765/testrun/23261389/suite/kselftest-net-mptcp/test/net_mptcp_mptcp_connect_sh_-_mptcp_connect_peek_mode_saveAfterPeek_ns1_MPTCP__ns1_dead_beef_1_1_10049_MPTCP/log
Or
From: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.83-273-gaa2042702765/testrun/23259658/suite/kselftest-net-mptcp/test/net_mptcp_mptcp_connect_sh_-_mptcp_connect_full_disconnect_ns1_MPTCP__ns1_dead_beef_1_1_20004_MPTCP/log
Looking at the history, the
mptcp_connect.sh
test seems quite unstable: https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.83-273-gaa2042702765/testrun/23259658/suite/kselftest-net-mptcp/test/net_mptcp_mptcp_connect_sh/history/The text was updated successfully, but these errors were encountered: