[  519.550066] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  519.565926] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  519.580851] br0: port 1(veth0) entered blocking state
[  519.580901] br0: port 1(veth0) entered disabled state
[  519.580946] veth0: entered allmulticast mode
[  519.581030] veth0: entered promiscuous mode
[  519.597016] br0: port 2(veth1) entered blocking state
[  519.597077] br0: port 2(veth1) entered disabled state
[  519.597128] veth1: entered allmulticast mode
[  519.597206] veth1: entered promiscuous mode
[  520.506747] br0: port 1(veth0) entered blocking state
[  520.506856] br0: port 1(veth0) entered forwarding state
[  520.506927] br0: port 2(veth1) entered blocking state
[  520.506963] br0: port 2(veth1) entered forwarding state
[  521.594761] bond0: (slave veth1): link status definitely up
[  521.594865] bond0: (slave veth1): making interface the new active one
[  521.594921] bond0: active interface up!
[  521.704212] veth1: left allmulticast mode
[  521.704274] veth1: left promiscuous mode
[  521.704327] br0: port 2(veth1) entered disabled state
[  521.704438] veth0: left allmulticast mode
[  521.704474] veth0: left promiscuous mode
[  521.704514] br0: port 1(veth0) entered disabled state
[  521.726276] bond0: (slave veth1): Releasing backup interface
[  521.732905] bond0: (slave veth0): Releasing backup interface
[  521.756911] bond0 (unregistering): Released all slaves