Upstream fixes a bug in platform, and improves handling of links in different netns.
This is related to bug 1255050 and bug 262908.
Backport 3 patches that were merged upstream:
(In reply to Thomas Haller from comment #0)
> This is related to bug 1255050 and bug 262908.
bug 1262908, of course
NM's automation test environment uses veth pairs whose other ends are in a namespace and are bridged together into DHCP server. This environment provides DHCP(4/6) services to devices in the default-namespace.
Verification as SanityOnly.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.