[  752.986370] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.989039] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  752.991706] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  752.994347] br0: port 1(veth0) entered blocking state
[  752.994410] br0: port 1(veth0) entered disabled state
[  752.994478] veth0: entered allmulticast mode
[  752.994568] veth0: entered promiscuous mode
[  752.997191] br0: port 2(veth1) entered blocking state
[  752.997228] br0: port 2(veth1) entered disabled state
[  752.997264] veth1: entered allmulticast mode
[  752.997312] veth1: entered promiscuous mode
[  753.254809] br0: port 1(veth0) entered blocking state
[  753.254860] br0: port 1(veth0) entered forwarding state
[  753.254909] br0: port 2(veth1) entered blocking state
[  753.254939] br0: port 2(veth1) entered forwarding state
[  755.063808] bond0: (slave veth1): link status definitely up
[  755.063870] bond0: (slave veth1): making interface the new active one
[  755.063925] bond0: active interface up!
[  755.097113] veth1: left allmulticast mode
[  755.097153] veth1: left promiscuous mode
[  755.097187] br0: port 2(veth1) entered disabled state
[  755.097415] veth0: left allmulticast mode
[  755.097445] veth0: left promiscuous mode
[  755.097469] br0: port 1(veth0) entered disabled state
[  755.111903] bond0: (slave veth1): Releasing backup interface
[  755.119867] bond0: (slave veth0): Releasing backup interface