[  873.030815] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.034287] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.037652] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.041062] br0: port 1(veth0) entered blocking state
[  873.041102] br0: port 1(veth0) entered disabled state
[  873.041139] veth0: entered allmulticast mode
[  873.041197] veth0: entered promiscuous mode
[  873.044811] br0: port 2(veth1) entered blocking state
[  873.044903] br0: port 2(veth1) entered disabled state
[  873.044984] veth1: entered allmulticast mode
[  873.045109] veth1: entered promiscuous mode
[  873.074899] br0: port 1(veth0) entered blocking state
[  873.074977] br0: port 1(veth0) entered forwarding state
[  873.075057] br0: port 2(veth1) entered blocking state
[  873.075117] br0: port 2(veth1) entered forwarding state
[  875.072905] bond0: (slave veth1): link status definitely up
[  875.073008] bond0: (slave veth1): making interface the new active one
[  875.073066] bond0: active interface up!
[  875.101709] veth1: left allmulticast mode
[  875.101741] veth1: left promiscuous mode
[  875.101773] br0: port 2(veth1) entered disabled state
[  875.101851] veth0: left allmulticast mode
[  875.101881] veth0: left promiscuous mode
[  875.101908] br0: port 1(veth0) entered disabled state
[  875.108682] bond0: (slave veth1): Releasing backup interface
[  875.111044] bond0: (slave veth0): Releasing backup interface
[  875.143948] bond0 (unregistering): Released all slaves