[  815.731620][ T9535] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  815.851989][ T9536] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  815.972718][ T9537] br0: port 1(veth0) entered blocking state
[  815.973012][ T9537] br0: port 1(veth0) entered disabled state
[  815.973442][ T9537] veth0: entered allmulticast mode
[  815.974702][ T9537] veth0: entered promiscuous mode
[  816.065749][ T9538] br0: port 2(veth1) entered blocking state
[  816.066017][ T9538] br0: port 2(veth1) entered disabled state
[  816.066335][ T9538] veth1: entered allmulticast mode
[  816.067631][ T9538] veth1: entered promiscuous mode
[  816.401051][   T37] br0: port 1(veth0) entered blocking state
[  816.401424][   T37] br0: port 1(veth0) entered forwarding state
[  816.403104][   T37] br0: port 2(veth1) entered blocking state
[  816.403417][   T37] br0: port 2(veth1) entered forwarding state
[  817.657356][ T8991] bond0: (slave veth1): link status definitely up
[  817.657959][ T8991] bond0: (slave veth1): making interface the new active one
[  817.659979][ T8991] bond0: active interface up!
[  817.878916][ T8991] veth1: left allmulticast mode
[  817.879709][ T8991] veth1: left promiscuous mode
[  817.880153][ T8991] br0: port 2(veth1) entered disabled state
[  817.882997][ T8991] veth0: left allmulticast mode
[  817.883301][ T8991] veth0: left promiscuous mode
[  817.883625][ T8991] br0: port 1(veth0) entered disabled state
[  818.050743][ T8991] bond0: (slave veth1): Releasing backup interface
[  818.268064][ T8991] bond0: (slave veth0): Releasing backup interface
[  818.672326][ T8991] bond0 (unregistering): Released all slaves