[  864.142294][ T9637] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  864.233211][ T9638] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  864.309655][ T9639] br0: port 1(veth0) entered blocking state
[  864.309938][ T9639] br0: port 1(veth0) entered disabled state
[  864.310417][ T9639] veth0: entered allmulticast mode
[  864.311568][ T9639] veth0: entered promiscuous mode
[  864.404457][ T9640] br0: port 2(veth1) entered blocking state
[  864.404761][ T9640] br0: port 2(veth1) entered disabled state
[  864.405001][ T9640] veth1: entered allmulticast mode
[  864.406596][ T9640] veth1: entered promiscuous mode
[  864.857951][   T57] br0: port 1(veth0) entered blocking state
[  864.858360][   T57] br0: port 1(veth0) entered forwarding state
[  864.859924][   T57] br0: port 2(veth1) entered blocking state
[  864.860268][   T57] br0: port 2(veth1) entered forwarding state
[  866.113891][   T12] bond0: (slave veth1): link status definitely up
[  866.114550][   T12] bond0: (slave veth1): making interface the new active one
[  866.116255][   T12] bond0: active interface up!
[  866.467411][   T12] veth1: left allmulticast mode
[  866.467642][   T12] veth1: left promiscuous mode
[  866.467961][   T12] br0: port 2(veth1) entered disabled state
[  866.469882][   T12] veth0: left allmulticast mode
[  866.470078][   T12] veth0: left promiscuous mode
[  866.470431][   T12] br0: port 1(veth0) entered disabled state
[  866.648866][   T12] bond0: (slave veth1): Releasing backup interface
[  866.858119][   T12] bond0: (slave veth0): Releasing backup interface
[  867.240490][   T12] bond0 (unregistering): Released all slaves