[  900.077979] 8021q: adding VLAN 0 to HW filter on device bond0
[  900.081480] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  900.085161] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  900.088516] br0: port 1(veth0) entered blocking state
[  900.088545] br0: port 1(veth0) entered disabled state
[  900.088577] veth0: entered allmulticast mode
[  900.088631] veth0: entered promiscuous mode
[  900.091999] br0: port 2(veth1) entered blocking state
[  900.092058] br0: port 2(veth1) entered disabled state
[  900.092128] veth1: entered allmulticast mode
[  900.092223] veth1: entered promiscuous mode
[  901.116848] br0: port 1(veth0) entered blocking state
[  901.116905] br0: port 1(veth0) entered forwarding state
[  901.116949] br0: port 2(veth1) entered blocking state
[  901.116975] br0: port 2(veth1) entered forwarding state
[  902.141825] bond0: (slave veth0): link status definitely up
[  902.141890] bond0: (slave veth1): link status definitely up
[  902.141968] bond0: (slave veth0): making interface the new active one
[  902.142023] bond0: active interface up!
[  902.155372] veth1: left allmulticast mode
[  902.155411] veth1: left promiscuous mode
[  902.155444] br0: port 2(veth1) entered disabled state
[  902.155522] veth0: left allmulticast mode
[  902.155546] veth0: left promiscuous mode
[  902.155575] br0: port 1(veth0) entered disabled state
[  902.165039] bond0: (slave veth1): Releasing backup interface
[  902.166931] bond0: (slave veth0): Releasing backup interface
[  902.213897] bond0 (unregistering): Released all slaves