[  548.355924] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  548.370379] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  548.384931] br0: port 1(veth0) entered blocking state
[  548.385000] br0: port 1(veth0) entered disabled state
[  548.385053] veth0: entered allmulticast mode
[  548.385140] veth0: entered promiscuous mode
[  548.398872] br0: port 2(veth1) entered blocking state
[  548.398941] br0: port 2(veth1) entered disabled state
[  548.398989] veth1: entered allmulticast mode
[  548.399063] veth1: entered promiscuous mode
[  548.578597] br0: port 1(veth0) entered blocking state
[  548.578703] br0: port 1(veth0) entered forwarding state
[  548.578783] br0: port 2(veth1) entered blocking state
[  548.578830] br0: port 2(veth1) entered forwarding state
[  550.394609] bond0: (slave veth1): link status definitely up
[  550.394731] bond0: (slave veth1): making interface the new active one
[  550.394807] bond0: active interface up!
[  550.495273] veth1: left allmulticast mode
[  550.495327] veth1: left promiscuous mode
[  550.495382] br0: port 2(veth1) entered disabled state
[  550.495491] veth0: left allmulticast mode
[  550.495542] veth0: left promiscuous mode
[  550.495581] br0: port 1(veth0) entered disabled state
[  550.519831] bond0: (slave veth1): Releasing backup interface
[  550.526759] bond0: (slave veth0): Releasing backup interface
[  550.546811] bond0 (unregistering): Released all slaves