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Failed to delete LAG when it is a member of a vlan #5456

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tim-rj opened this issue Sep 24, 2020 · 3 comments · May be fixed by sonic-net/sonic-utilities#1220
Open

Failed to delete LAG when it is a member of a vlan #5456

tim-rj opened this issue Sep 24, 2020 · 3 comments · May be fixed by sonic-net/sonic-utilities#1220
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Awaiting Info ⌛ Issue for 201911

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@tim-rj
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tim-rj commented Sep 24, 2020

Description

Cannot delete LAG correctly when it is a member of a vlan

Steps to reproduce the issue:

  1. config a portchannel and add it into vlan meber
  2. config delete the portchanel
admin@sonic:~$ sudo su
root@sonic:/home/admin# show vlan config 
Name      VID  Member           Mode
------  -----  ---------------  --------
Vlan2       2  PortChannel0001  untagged
Vlan3       3
root@sonic:/home/admin# show interfaces portchannel 
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
  No.  Team Dev         Protocol     Ports
-----  ---------------  -----------  -------------
 0001  PortChannel0001  LACP(A)(Dw)  Ethernet51(D)
 0011  PortChannel0011  LACP(A)(Up)  Ethernet11(S)
 0013  PortChannel0013  LACP(A)(Up)  Ethernet13(S)
root@sonic:/home/admin# config portchannel del PortChannel0001
root@sonic:/home/admin# show interfaces portchannel           
Flags: A - active, I - inactive, Up - up, Dw - Down, N/A - not available,
       S - selected, D - deselected, * - not synced
  No.  Team Dev         Protocol     Ports
-----  ---------------  -----------  -------------
 0011  PortChannel0011  LACP(A)(Up)  Ethernet11(S)
 0013  PortChannel0013  LACP(A)(Up)  Ethernet13(S)
root@sonic:/home/admin# show vlan config                      
Name      VID  Member           Mode
------  -----  ---------------  --------
Vlan2       2  PortChannel0001  untagged
Vlan3       3
root@sonic:/home/admin# sudo tail -n 20 /var/log/syslog       
Sep 24 15:49:53.293301 sonic INFO systemd[1]: Started Serial Getty on ttyS0.
Sep 24 15:50:01.724103 sonic NOTICE swss#orchagent: :- flush: performing log rotate
Sep 24 15:50:24.059366 sonic INFO systemd[1]: Started Reboot cause determination service.
Sep 24 15:50:24.199169 sonic INFO process-reboot-cause: Starting up...
Sep 24 15:50:24.200012 sonic INFO process-reboot-cause: No reboot cause found from /proc/cmdline
Sep 24 15:50:26.164604 sonic INFO process-reboot-cause: No reboot cause found from platform api
Sep 24 15:50:26.165736 sonic INFO process-reboot-cause: /host/reboot-cause/reboot-cause.txt indicates the reboot cause: User issued 'reboot' command [User: admin, Time: Thu Sep 24 15:47:48 UTC 2020]
Sep 24 15:50:26.166623 sonic INFO process-reboot-cause: Previous reboot cause: User issued 'reboot' command [User: admin, Time: Thu Sep 24 15:47:48 UTC 2020]
Sep 24 15:50:41.367686 sonic NOTICE swss#orchagent: :- removeLagMember: Remove member Ethernet51 from LAG PortChannel0001 lid:20000000009b6 lmid:1b0000000009b9
Sep 24 15:50:41.367775 sonic NOTICE swss#orchagent: :- setHostIntfsStripTag: Set SAI_HOSTIF_VLAN_TAG_STRIP to host interface: Ethernet51
Sep 24 15:50:41.368420 sonic INFO kernel: [  107.801658] device Ethernet51 left promiscuous mode
Sep 24 15:50:41.368433 sonic INFO kernel: [  107.802169] PortChannel0001: Port device Ethernet51 removed
Sep 24 15:50:41.388439 sonic INFO kernel: [  107.822781] Bridge: port 2(PortChannel0001) entered disabled state
Sep 24 15:50:41.388461 sonic INFO kernel: [  107.822978] device PortChannel0001 left promiscuous mode
Sep 24 15:50:41.388464 sonic INFO kernel: [  107.822980] Bridge: port 2(PortChannel0001) entered disabled state
Sep 24 15:50:41.405165 sonic WARNING lldp#lldpd[31]: removal request for PortChannel0001, but no knowledge of it
Sep 24 15:50:41.405300 sonic INFO lldp#supervisord: lldpd 2020-09-24T15:50:41 [WARN/netlink] removal request for PortChannel0001, but no knowledge of it
Sep 24 15:50:41.409023 sonic ERR swss#orchagent: :- removeLag: Failed to remove LAG PortChannel0001, it is still in VLAN
Sep 24 15:50:41.465796 sonic NOTICE teamd#teammgrd: :- removeLag: Stop port channel PortChannel0001
Sep 24 15:50:42.904684 sonic INFO teamd#supervisord 2020-09-24 15:50:41,433 INFO reaped unknown pid 25
root@sonic:/home/admin#

Describe the results you received:
Cannot delete LAG correctly when it is a member of a vlan,but teamd The teamd module has been deleted


Sep 24 15:50:41.409023 sonic ERR swss#orchagent: :- removeLag: Failed to remove LAG PortChannel0001, it is still in VLAN

Describe the results you expected:
show ipv6 bgp summary can work when add a BGPV6 neighbor in the FRR module

Additional information you deem important (e.g. issue happens only occasionally):

**Output of `show version`:**

```

root@sonic:/home/admin# show version

SONiC Software Version: SONiC.HEAD.182-75068f3a
Distribution: Debian 9.13
Kernel: 4.9.0-11-2-amd64
Build commit: 75068f3
Build date: Tue Sep 15 20:56:19 UTC 2020
Built by: johnar@jenkins-worker-7

Platform: x86_64-ruijie_b6510-48vs8cq-r0
HwSKU: B6510-48VS8CQ
ASIC: broadcom
Serial Number: G1W10072
Uptime: 15:32:00 up 8 min, 1 user, load average: 0.56, 2.74, 1.68

Docker images:
REPOSITORY TAG IMAGE ID SIZE
docker-syncd-brcm HEAD.182-75068f3a e0a8a1e70567 436MB
docker-syncd-brcm latest e0a8a1e70567 436MB
docker-platform-monitor HEAD.182-75068f3a 7a0b4c32e32a 357MB
docker-platform-monitor latest 7a0b4c32e32a 357MB
docker-router-advertiser HEAD.182-75068f3a 5b68a457b247 289MB
docker-router-advertiser latest 5b68a457b247 289MB
docker-fpm-frr HEAD.182-75068f3a d68563ab47ff 334MB
docker-fpm-frr latest d68563ab47ff 334MB
docker-sflow HEAD.182-75068f3a efaf9fdec8fb 314MB
docker-sflow latest efaf9fdec8fb 314MB
docker-lldp-sv2 HEAD.182-75068f3a eb734d856002 311MB
docker-lldp-sv2 latest eb734d856002 311MB
docker-orchagent HEAD.182-75068f3a 31ab84cddd9b 333MB
docker-orchagent latest 31ab84cddd9b 333MB
docker-dhcp-relay HEAD.182-75068f3a 0416f768a8aa 299MB
docker-dhcp-relay latest 0416f768a8aa 299MB
docker-database HEAD.182-75068f3a 6be94df5546f 289MB
docker-database latest 6be94df5546f 289MB
docker-snmp-sv2 HEAD.182-75068f3a 7f94958e28db 347MB
docker-snmp-sv2 latest 7f94958e28db 347MB
docker-teamd HEAD.182-75068f3a d1db1b60ffec 314MB
docker-teamd latest d1db1b60ffec 314MB
docker-nat HEAD.182-75068f3a a08bed4749c5 316MB
docker-nat latest a08bed4749c5 316MB
docker-sonic-mgmt-framework HEAD.182-75068f3a 4f9ba411a805 430MB
docker-sonic-mgmt-framework latest 4f9ba411a805 430MB
docker-sonic-telemetry HEAD.182-75068f3a ad6b2e2569f2 353MB
docker-sonic-telemetry latest ad6b2e2569f2 353MB
```

**Attach debug file `sudo generate_dump`:**

```
(paste your output here)
```
@anshuv-mfst
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Please re-test with change sonic-net/sonic-utilities#1062

@tim-rj
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tim-rj commented Nov 6, 2020 •
edited
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VLAN_MEMBER still exist portchannel, i will try to fix this!

@tim-rj tim-rj linked a pull request Nov 6, 2020 that will close this issue
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@tim-rj
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tim-rj commented Nov 6, 2020

@anshuv-mfst help forward the new pr, thanks!

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[master] fix del portchannel but vlan_member still contain portchannel tim-rj/sonic-utilities
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