Bug 678986

Summary: flushing secondary device does not work
Product: Red Hat Enterprise Linux 6 Reporter: Takuma Umeya <tumeya>
Component: iprouteAssignee: Petr Šabata <psabata>
Status: CLOSED ERRATA QA Contact: BaseOS QE Security Team <qe-baseos-security>
Severity: medium Docs Contact:
Priority: medium    
Version: 6.0CC: ksrot, kyoneyam
Target Milestone: rcKeywords: Patch
Target Release: 6.0   
Hardware: All   
OS: All   
Whiteboard:
Fixed In Version: iproute-2.6.32-15.el6 Doc Type: Bug Fix
Doc Text:
Previously, attempting to flush a secondary device with "ip secondary" would fail. This issue has now been corrected and secondary devices are flushed as expected.
 Story Points: ---
Clone Of: Environment:
Last Closed: 2011-05-19 14:23:33 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Attachments:
Description Flags
Flush secondary IP addresses correctly none

Description Takuma Umeya 2011-02-21 08:16:23 UTC 
Description of problem:
Flushing secondary device does not work. ip command implements the use of secondary option. When this option is used together with flush option the command does not work as expected. 

Version-Release number of selected component (if applicable):
iputils-20071127-13.el6

How reproducible:
Always 

Steps to Reproduce:
1. 
# ip addr show dev br0
6: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
link/ether 84:2b:2b:67:87:70 brd ff:ff:ff:ff:ff:ff
inet 10.38.11.10/24 brd 10.38.11.255 scope global br0
inet 10.38.11.144/24 scope global secondary br0
inet 10.38.11.139/24 scope global secondary br0
inet6 fe80::862b:2bff:fe67:8770/64 scope link
valid_lft forever preferred_lft forever

2. 
# ip addr show dev br0 secondary
6: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
link/ether 84:2b:2b:67:87:70 brd ff:ff:ff:ff:ff:ff
inet 10.38.11.144/24 scope global secondary br0
inet 10.38.11.139/24 scope global secondary br0

3. 
# ip addr flush dev br0 secondary

4. 
# ip addr show dev br0
6: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN
link/ether 84:2b:2b:67:87:70 brd ff:ff:ff:ff:ff:ff
inet 10.38.11.10/24 brd 10.38.11.255 scope global br0
inet 10.38.11.144/24 scope global secondary br0
inet 10.38.11.139/24 scope global secondary br0
inet6 fe80::862b:2bff:fe67:8770/64 scope link
valid_lft forever preferred_lft forever
  
Actual results:
The secondary device won't get flushed. 

Expected results:
The secondary device should get flushed. 

Additional info:
An engineer has found that the part of the patch related to this is committed through the following git: 
3bc1c4f29777171b484d36abf673667e3729202b

He has cherry-picked the part of it and confirmed it resolves the issue.
Comment 2 Petr Šabata 2011-02-22 09:47:31 UTC 
Created attachment 480087 [details]
Flush secondary IP addresses correctly

Changed the referenced patch to apply & work with EL6 iproute2.
This patch fixes the issue.
Comment 4 Petr Šabata 2011-02-22 17:50:38 UTC 
Fixed in CVS tag iproute-2.6.32-15.el6
Comment 7 Laura Bailey 2011-05-11 07:36:40 UTC 
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Previously, attempting to flush a secondary device with "ip secondary" would fail. This issue has now been corrected and secondary devices are flushed as expected.
Comment 8 errata-xmlrpc 2011-05-19 14:23:33 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHBA-2011-0757.html