[  877.497433][ T9613] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  877.595578][ T9614] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  877.702206][ T9615] br0: port 1(veth0) entered blocking state
[  877.702492][ T9615] br0: port 1(veth0) entered disabled state
[  877.702753][ T9615] veth0: entered allmulticast mode
[  877.703980][ T9615] veth0: entered promiscuous mode
[  877.800901][ T9616] br0: port 2(veth1) entered blocking state
[  877.801264][ T9616] br0: port 2(veth1) entered disabled state
[  877.801513][ T9616] veth1: entered allmulticast mode
[  877.802729][ T9616] veth1: entered promiscuous mode
[  878.249793][ T4632] br0: port 1(veth0) entered blocking state
[  878.250069][ T4632] br0: port 1(veth0) entered forwarding state
[  878.251162][ T4632] br0: port 2(veth1) entered blocking state
[  878.251395][ T4632] br0: port 2(veth1) entered forwarding state
[  879.488563][ T8576] bond0: (slave veth1): link status definitely up
[  879.489042][ T8576] bond0: (slave veth1): making interface the new active one
[  879.490393][ T8576] bond0: active interface up!
[  879.901139][  T263] veth1: left allmulticast mode
[  879.901407][  T263] veth1: left promiscuous mode
[  879.901738][  T263] br0: port 2(veth1) entered disabled state
[  879.904099][  T263] veth0: left allmulticast mode
[  879.904377][  T263] veth0: left promiscuous mode
[  879.904715][  T263] br0: port 1(veth0) entered disabled state
[  880.076749][  T263] bond0: (slave veth1): Releasing backup interface
[  880.213397][  T263] bond0: (slave veth0): Releasing backup interface
[  880.589869][  T263] bond0 (unregistering): Released all slaves