1) Despite the error in the log file, data plane works correctly.
2) After executing sysctl -w net.ipv4.ip_nonlocal_bind=1 in the router name space, the error messages go away. I wonder if this patch is related to the issue: https://review.openstack.org/#/c/393886/
Note that in related bug https:/ /bugs.launchpad .net/neutron/ +bug/1793118, the submitter reports that:
1) Despite the error in the log file, data plane works correctly. ip_nonlocal_ bind=1 in the router name space, the error messages go away. I wonder if this patch is related to the issue: https:/ /review. openstack. org/#/c/ 393886/
2) After executing sysctl -w net.ipv4.