[  770.336140] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.339143] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.342130] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.345034] br0: port 1(veth0) entered blocking state
[  770.345068] br0: port 1(veth0) entered disabled state
[  770.345107] veth0: entered allmulticast mode
[  770.345167] veth0: entered promiscuous mode
[  770.348108] br0: port 2(veth1) entered blocking state
[  770.348177] br0: port 2(veth1) entered disabled state
[  770.348246] veth1: entered allmulticast mode
[  770.348335] veth1: entered promiscuous mode
[  771.386651] br0: port 1(veth0) entered blocking state
[  771.386748] br0: port 1(veth0) entered forwarding state
[  771.386852] br0: port 2(veth1) entered blocking state
[  771.386935] br0: port 2(veth1) entered forwarding state
[  773.433627] bond0: (slave veth0): link status definitely up
[  773.433685] bond0: (slave veth1): link status definitely up
[  773.433751] bond0: (slave veth0): making interface the new active one
[  773.433803] bond0: active interface up!
[  773.538152] veth1: left allmulticast mode
[  773.538181] veth1: left promiscuous mode
[  773.538216] br0: port 2(veth1) entered disabled state
[  773.538391] veth0: left allmulticast mode
[  773.538412] veth0: left promiscuous mode
[  773.538436] br0: port 1(veth0) entered disabled state
[  773.551748] bond0: (slave veth1): Releasing backup interface
[  773.558736] bond0: (slave veth0): Releasing backup interface
[  773.588648] bond0 (unregistering): Released all slaves