[  752.187896] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.200324] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  752.212356] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  752.224372] br0: port 1(veth0) entered blocking state
[  752.224453] br0: port 1(veth0) entered disabled state
[  752.224515] veth0: entered allmulticast mode
[  752.224618] veth0: entered promiscuous mode
[  752.236506] br0: port 2(veth1) entered blocking state
[  752.236615] br0: port 2(veth1) entered disabled state
[  752.236688] veth1: entered allmulticast mode
[  752.236792] veth1: entered promiscuous mode
[  753.182324] br0: port 1(veth0) entered blocking state
[  753.182440] br0: port 1(veth0) entered forwarding state
[  753.182526] br0: port 2(veth1) entered blocking state
[  753.182567] br0: port 2(veth1) entered forwarding state
[  754.270329] bond0: (slave veth1): link status definitely up
[  754.270496] bond0: (slave veth1): making interface the new active one
[  754.270621] bond0: active interface up!
[  754.402023] veth1: left allmulticast mode
[  754.402128] veth1: left promiscuous mode
[  754.402205] br0: port 2(veth1) entered disabled state
[  754.402464] veth0: left allmulticast mode
[  754.402514] veth0: left promiscuous mode
[  754.402553] br0: port 1(veth0) entered disabled state
[  754.418137] bond0: (slave veth1): Releasing backup interface
[  754.422239] bond0: (slave veth0): Releasing backup interface
[  754.446645] bond0 (unregistering): Released all slaves