[  872.110616] 8021q: adding VLAN 0 to HW filter on device bond0
[  872.113747] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  872.116804] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  872.119824] br0: port 1(veth0) entered blocking state
[  872.119844] br0: port 1(veth0) entered disabled state
[  872.119870] veth0: entered allmulticast mode
[  872.119909] veth0: entered promiscuous mode
[  872.123008] br0: port 2(veth1) entered blocking state
[  872.123027] br0: port 2(veth1) entered disabled state
[  872.123049] veth1: entered allmulticast mode
[  872.123086] veth1: entered promiscuous mode
[  872.265193] br0: port 1(veth0) entered blocking state
[  872.265221] br0: port 1(veth0) entered forwarding state
[  872.265249] br0: port 2(veth1) entered blocking state
[  872.265268] br0: port 2(veth1) entered forwarding state
[  874.185193] bond0: (slave veth1): link status definitely up
[  874.185276] bond0: (slave veth1): making interface the new active one
[  874.185318] bond0: active interface up!
[  874.281523] veth1: left allmulticast mode
[  874.281547] veth1: left promiscuous mode
[  874.281571] br0: port 2(veth1) entered disabled state
[  874.281643] veth0: left allmulticast mode
[  874.281656] veth0: left promiscuous mode
[  874.281671] br0: port 1(veth0) entered disabled state
[  874.288278] bond0: (slave veth1): Releasing backup interface
[  874.293312] bond0: (slave veth0): Releasing backup interface
[  874.321226] bond0 (unregistering): Released all slaves