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Bug 1934218

Summary: [4.7] Lots of conjunction warnings in ovn-controller container logs
Product: OpenShift Container Platform Reporter: Dan Williams <dcbw>
Component: NetworkingAssignee: Ben Bennett <bbennett>
Networking sub component: ovn-kubernetes QA Contact: Anurag saxena <anusaxen>
Status: CLOSED ERRATA Docs Contact:
Severity: unspecified    
Priority: unspecified    
Version: 4.6   
Target Milestone: ---   
Target Release: 4.7.0   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: OCP 4.7.0 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2021-03-02 17:56:17 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 1933752    

Description Dan Williams 2021-03-02 17:54:13 UTC 
This bug was initially created as a copy of Bug #1933752

Description of problem:

Many (Not all) ovnkube-node-<id>/ovn-controller containers logs a lot of errors like this:

2021-03-01T13:53:49.448605634Z 2021-03-01T13:53:49Z|365512|ofp_actions|WARN|"conjunction" actions may be used along with "note" but not any other kind of action (such as the "set_field" action used here)
2021-03-01T13:53:49.448605634Z 2021-03-01T13:53:49Z|365513|ofctrl|INFO|OpenFlow error: OFPT_ERROR (OF1.5) (xid=0x2c2b96): NXBAC_BAD_CONJUNCTION
2021-03-01T13:53:49.448605634Z OFPT_FLOW_MOD (OF1.5) (xid=0x2c2b96): ***decode error: NXBAC_BAD_CONJUNCTION***
2021-03-01T13:53:49.448605634Z 00000000  06 0e c8 58 00 2c 2b 96-00 00 00 00 00 00 00 00 |...X.,+.........|
2021-03-01T13:53:49.448605634Z 00000010  00 00 00 00 00 00 00 00-2c 02 00 00 00 00 07 d1 |........,.......|

Also observed in ovs-node-<id>/ovs-daemons container 

2021-03-01T13:53:55.655987139Z 2021-03-01T13:53:55.655Z|385742|connmgr|INFO|Dropped 19 log messages in last 6 seconds (most recently, 1 seconds ago) due to excessive rate
2021-03-01T13:53:55.655987139Z 2021-03-01T13:53:55.655Z|385743|connmgr|INFO|br-int<->unix#0: sending NXBAC_BAD_CONJUNCTION error reply to OFPT_FLOW_MOD message
2021-03-01T13:53:55.658734434Z 2021-03-01T13:53:55.657Z|385744|ofp_actions|WARN|"conjunction" actions may be used along with "note" but not any other kind of action (such as the "set_field" action used here)

Version-Release number of selected component (if applicable):
OCP 4.6.15
OSP 16.1


Additional info:
Seems to be similar to https://bugzilla.redhat.com/show_bug.cgi?id=1840556

[dcbw] These issues were fixed in ovn-20.09.0-4 and later, which 4.7 and 4.8 have been running for 4+ months already.