Hello,

It seems having same issue.

2021-02-01 06:34:23 twisted.internet.defer: [critical] Unhandled error in Deferred:
2021-02-01 06:34:23 twisted.internet.defer: [critical] 

Traceback (most recent call last):
Failure: twisted.internet.error.MulticastJoinError: (b'\xe0\x00\x00v', b'\n[*\x15', 98, 'Address already in use')
2021-02-01 06:34:39 provisioningserver.utils.services: [critical] Failed to update and/or record network interface configuration: (b'UNHANDLED', 'Unknown Error [DUB1OSSKMLA003:pid=13615:cmd=UpdateInterfaces:ask=7e205]'); interfaces: {'broam': {'index': 10, 'mac_address': '68:05:ca:57:7d:f4', 'enabled': True, 'monitored': False, 'links': [{'mode': 'static', 'gateway': '10.91.42.1', 'address': '10.91.42.21/23'}], 'parents': ['bond0'], 'type': 'bridge', 'source': 'ipaddr'}, 'enp88s0f1': {'index': 7, 'mac_address': '68:05:ca:57:7d:f5', 'enabled': False, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'enp47s0f1': {'index': 5, 'mac_address': '68:05:ca:57:7d:b9', 'enabled': False, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'eno1': {'index': 2, 'mac_address': '7c:d3:0a:e5:36:c8', 'enabled': False, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'enp88s0f0': {'index': 6, 'mac_address': '68:05:ca:57:7d:f4', 'enabled': True, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'enp0s20f0u1u6': {'index': 8, 'mac_address': '7e:d3:0a:e5:36:cf', 'enabled': False, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'lxdbr0': {'index': 11, 'mac_address': '16:0f:d3:ae:76:3d', 'enabled': True, 'monitored': True, 'links': [], 'parents': [], 'type': 'bridge', 'source': 'ipaddr'}, 'bond0': {'index': 9, 'mac_address': '68:05:ca:57:7d:f4', 'enabled': True, 'monitored': True, 'links': [], 'parents': ['enp88s0f0', 'enp47s0f0'], 'type': 'bond', 'source': 'ipaddr'}, 'enp47s0f0': {'index': 4, 'mac_address': '68:05:ca:57:7d:b8', 'enabled': True, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}, 'eno2': {'index': 3, 'mac_address': '7c:d3:0a:e5:36:c9', 'enabled': False, 'monitored': False, 'links': [], 'parents': [], 'type': 'physical', 'source': 'ipaddr'}}

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 588, in _runCallbacks
    current.result = callback(current.result, *args, **kw)
  File "/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1184, in gotResult
    _inlineCallbacks(r, g, deferred)
  File "/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1126, in _inlineCallbacks
    result = result.throwExceptionIntoGenerator(g)
  File "/usr/lib/python3/dist-packages/twisted/python/failure.py", line 389, in throwExceptionIntoGenerator
    return g.throw(self.type, self.value, self.tb)
--- <exception caught here> ---
  File "/usr/lib/python3/dist-packages/provisioningserver/utils/services.py", line 1000, in updateInterfaces
    yield self._updateInterfaces(interfaces)
  File "/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1126, in _inlineCallbacks
    result = result.throwExceptionIntoGenerator(g)
  File "/usr/lib/python3/dist-packages/twisted/python/failure.py", line 389, in throwExceptionIntoGenerator
    return g.throw(self.type, self.value, self.tb)
  File "/usr/lib/python3/dist-packages/provisioningserver/utils/services.py", line 1112, in _updateInterfaces
    yield maybeDeferred(self.recordInterfaces, interfaces, hints)
  File "/usr/lib/python3/dist-packages/twisted/internet/defer.py", line 1126, in _inlineCallbacks
    result = result.throwExceptionIntoGenerator(g)
  File "/usr/lib/python3/dist-packages/twisted/python/failure.py", line 389, in throwExceptionIntoGenerator
    return g.throw(self.type, self.value, self.tb)
  File "/usr/lib/python3/dist-packages/provisioningserver/rackdservices/networks_monitoring_service.py", line 63, in recordInterfaces
    interfaces=interfaces, topology_hints=hints)
twisted.protocols.amp.UnhandledCommand: (b'UNHANDLED', 'Unknown Error [DUB1OSSKMLA003:pid=13615:cmd=UpdateInterfaces:ask=7e205]')