[  867.059779][ T9502] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  867.167572][ T9503] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.255939][ T9504] br0: port 1(veth0) entered blocking state
[  867.256234][ T9504] br0: port 1(veth0) entered disabled state
[  867.256496][ T9504] veth0: entered allmulticast mode
[  867.257708][ T9504] veth0: entered promiscuous mode
[  867.360362][ T9505] br0: port 2(veth1) entered blocking state
[  867.360771][ T9505] br0: port 2(veth1) entered disabled state
[  867.361038][ T9505] veth1: entered allmulticast mode
[  867.362274][ T9505] veth1: entered promiscuous mode
[  867.777628][ T2964] br0: port 1(veth0) entered blocking state
[  867.777902][ T2964] br0: port 1(veth0) entered forwarding state
[  867.778947][ T2964] br0: port 2(veth1) entered blocking state
[  867.779191][ T2964] br0: port 2(veth1) entered forwarding state
[  869.010800][ T8443] bond0: (slave veth1): link status definitely up
[  869.011269][ T8443] bond0: (slave veth1): making interface the new active one
[  869.012549][ T8443] bond0: active interface up!
[  869.550540][ T8443] veth1: left allmulticast mode
[  869.550844][ T8443] veth1: left promiscuous mode
[  869.551342][ T8443] br0: port 2(veth1) entered disabled state
[  869.555061][ T8443] veth0: left allmulticast mode
[  869.555329][ T8443] veth0: left promiscuous mode
[  869.555746][ T8443] br0: port 1(veth0) entered disabled state
[  869.740643][ T8443] bond0: (slave veth1): Releasing backup interface
[  869.979629][ T8443] bond0: (slave veth0): Releasing backup interface
[  870.401973][ T8443] bond0 (unregistering): Released all slaves