QMP connecting, attempt 1/2
QMP connected...
executed: qmp_capabilities {}
received: {'QMP': {'version': {'qemu': {'micro': 0, 'minor': 1, 'major': 6}, 'package': ''}, 'capabilities': ['oob']}}
executed: human-monitor-command {'command-line': 'info network'}
received: {'return': {}}
received: {'return': 'virtio-net-pci.0: index=0,type=nic,model=virtio-net-pci,macaddr=52:54:00:12:34:56\r\n \\ net0: index=0,type=user,net=10.0.2.0,restrict=on\r\n'}

executed: netdev_add {'type': 'user', 'id': 'net0', 'restrict': False, 'hostfwd': [{'str': 'tcp:127.0.0.1:12346-:1'}]}
executed: human-monitor-command {'command-line': 'info network'}
received: {'error': {'class': 'GenericError', 'desc': "Duplicate ID 'net0'"}}
Traceback (most recent call last):
  File "/home/asosedki/reproducers/qemu-netdev-reproducer.py", line 79, in <module>
    expect(lambda r: r == {'return': {}})
  File "/home/asosedki/reproducers/qemu-netdev-reproducer.py", line 48, in expect
    assert validator_func(reply)
AssertionError