[  867.352385][ T9535] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.440878][ T9536] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.520187][ T9537] br0: port 1(veth0) entered blocking state
[  867.520462][ T9537] br0: port 1(veth0) entered disabled state
[  867.520719][ T9537] veth0: entered allmulticast mode
[  867.521913][ T9537] veth0: entered promiscuous mode
[  867.611797][ T9538] br0: port 2(veth1) entered blocking state
[  867.612132][ T9538] br0: port 2(veth1) entered disabled state
[  867.612402][ T9538] veth1: entered allmulticast mode
[  867.613593][ T9538] veth1: entered promiscuous mode
[  868.072606][   T41] br0: port 1(veth0) entered blocking state
[  868.072934][   T41] br0: port 1(veth0) entered forwarding state
[  868.073937][   T41] br0: port 2(veth1) entered blocking state
[  868.074215][   T41] br0: port 2(veth1) entered forwarding state
[  869.322108][   T12] bond0: (slave veth1): link status definitely up
[  869.322536][   T12] bond0: (slave veth1): making interface the new active one
[  869.323683][   T12] bond0: active interface up!
[  869.677330][ T8756] veth1: left allmulticast mode
[  869.677712][ T8756] veth1: left promiscuous mode
[  869.678426][ T8756] br0: port 2(veth1) entered disabled state
[  869.682521][ T8756] veth0: left allmulticast mode
[  869.682866][ T8756] veth0: left promiscuous mode
[  869.683363][ T8756] br0: port 1(veth0) entered disabled state
[  869.826730][ T8756] bond0: (slave veth1): Releasing backup interface
[  869.990744][ T8756] bond0: (slave veth0): Releasing backup interface
[  870.381143][ T8756] bond0 (unregistering): Released all slaves