Bug 1051615

Summary: Race condition in neutron-l3-agent avoids SNAT to be translated properly in certain corner cases, traffic gets forwarded without NAT translation until connection is restarted.
Product: Red Hat OpenStack Reporter: Miguel Angel Ajo <majopela>
Component: openstack-neutronAssignee: Miguel Angel Ajo <mangelajo>
Status: CLOSED DUPLICATE QA Contact: Ofer Blaut <oblaut>
Severity: medium Docs Contact:
Priority: medium    
Version: 6.0 (Juno)CC: amuller, chrisw, fdinitto, lpeer, mangelajo, nyechiel, pcaruana, pmorey, rcernin, tfreger, yeylon
Target Milestone: ---Keywords: Reopened, ZStream
Target Release: 6.0 (Juno)Flags: majopela: needinfo-
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2017-07-17 18:12:10 UTC Type: Bug
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: 1080561, 1083887    

Description Miguel Angel Ajo 2014-01-10 17:01:50 UTC 
Description of problem:
https://bugs.launchpad.net/neutron/+bug/1267931

It happens for traffic trying to traverse the router via NAT while the
router is started.

How reproducible:

40% of the time
Comment 5 Miguel Angel Ajo 2014-10-13 15:12:55 UTC 
Closing as it works now in RHOS5/RHEL7.
Comment 9 Miguel Angel Ajo 2017-01-11 14:26:47 UTC 
@pierre-andre Can you provide the kernel version where this was experienced?
Comment 10 Miguel Angel Ajo 2017-01-11 14:29:59 UTC 
(In reply to Miguel Angel Ajo from comment #9)
> @pierre-andre Can you provide the kernel version where this was experienced?

I need that info to help me with reproducing the issue locally
Comment 20 Assaf Muller 2017-07-17 18:12:10 UTC 

*** This bug has been marked as a duplicate of bug 1439847 ***