[  920.748340][ T7904] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  920.860245][ T7905] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  920.983692][ T7906] br0: port 1(veth0) entered blocking state
[  920.983951][ T7906] br0: port 1(veth0) entered disabled state
[  920.984182][ T7906] veth0: entered allmulticast mode
[  920.985316][ T7906] veth0: entered promiscuous mode
[  921.117335][ T7907] br0: port 2(veth1) entered blocking state
[  921.117559][ T7907] br0: port 2(veth1) entered disabled state
[  921.117766][ T7907] veth1: entered allmulticast mode
[  921.119044][ T7907] veth1: entered promiscuous mode
[  921.371284][   T49] br0: port 1(veth0) entered blocking state
[  921.371487][   T49] br0: port 1(veth0) entered forwarding state
[  921.372367][   T49] br0: port 2(veth1) entered blocking state
[  921.372545][   T49] br0: port 2(veth1) entered forwarding state
[  922.670085][ T4553] bond0: (slave veth1): link status definitely up
[  922.670499][ T4553] bond0: (slave veth1): making interface the new active one
[  922.671586][ T4553] bond0: active interface up!
[  922.941293][ T7207] veth1: left allmulticast mode
[  922.941491][ T7207] veth1: left promiscuous mode
[  922.941769][ T7207] br0: port 2(veth1) entered disabled state
[  922.943401][ T7207] veth0: left allmulticast mode
[  922.943556][ T7207] veth0: left promiscuous mode
[  922.943868][ T7207] br0: port 1(veth0) entered disabled state
[  922.986144][ T7207] bond0: (slave veth1): Releasing backup interface
[  923.012984][ T7207] bond0: (slave veth0): Releasing backup interface
[  923.087282][ T7207] bond0 (unregistering): Released all slaves