Overcloud deployment failing and IPv6 errors in kernel log
Issue
- The overcloud deployment is failing with network issues. After looking at the kernel log the following message is repeated frequently on the overcloud nodes:
[ 631.690683] ICMPv6: NA: someone advertises our address <ipv6> on br-ex!
[ 631.690690] ICMPv6: NA: someone advertises our address <ipv6> on br-ex!
...
IPv6: p1p2: IPv6 duplicate address <ipv6> detected!
- IPv6 is not enabled in the templates
Environment
- Red Hat OpenStack Platform 9.0
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
