[  835.370973][ T9437] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  835.451976][ T9438] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  835.533153][ T9439] br0: port 1(veth0) entered blocking state
[  835.533421][ T9439] br0: port 1(veth0) entered disabled state
[  835.533670][ T9439] veth0: entered allmulticast mode
[  835.534812][ T9439] veth0: entered promiscuous mode
[  835.621175][ T9440] br0: port 2(veth1) entered blocking state
[  835.621460][ T9440] br0: port 2(veth1) entered disabled state
[  835.621724][ T9440] veth1: entered allmulticast mode
[  835.622933][ T9440] veth1: entered promiscuous mode
[  836.111024][   T39] br0: port 1(veth0) entered blocking state
[  836.111412][   T39] br0: port 1(veth0) entered forwarding state
[  836.112593][   T39] br0: port 2(veth1) entered blocking state
[  836.112908][   T39] br0: port 2(veth1) entered forwarding state
[  837.310857][   T11] bond0: (slave veth1): link status definitely up
[  837.311362][   T11] bond0: (slave veth1): making interface the new active one
[  837.312665][   T11] bond0: active interface up!
[  837.661474][   T11] veth1: left allmulticast mode
[  837.661719][   T11] veth1: left promiscuous mode
[  837.662107][   T11] br0: port 2(veth1) entered disabled state
[  837.664711][   T11] veth0: left allmulticast mode
[  837.664933][   T11] veth0: left promiscuous mode
[  837.665281][   T11] br0: port 1(veth0) entered disabled state
[  837.833979][   T11] bond0: (slave veth1): Releasing backup interface
[  838.030927][   T11] bond0: (slave veth0): Releasing backup interface
[  838.409517][   T11] bond0 (unregistering): Released all slaves