[  833.965703][ T9533] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  834.064935][ T9534] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.162556][ T9535] br0: port 1(veth0) entered blocking state
[  834.162850][ T9535] br0: port 1(veth0) entered disabled state
[  834.163163][ T9535] veth0: entered allmulticast mode
[  834.164872][ T9535] veth0: entered promiscuous mode
[  834.244329][ T9536] br0: port 2(veth1) entered blocking state
[  834.245148][ T9536] br0: port 2(veth1) entered disabled state
[  834.245391][ T9536] veth1: entered allmulticast mode
[  834.246605][ T9536] veth1: entered promiscuous mode
[  834.727006][   T37] br0: port 1(veth0) entered blocking state
[  834.727300][   T37] br0: port 1(veth0) entered forwarding state
[  834.728277][   T37] br0: port 2(veth1) entered blocking state
[  834.728508][   T37] br0: port 2(veth1) entered forwarding state
[  835.920100][ T8478] bond0: (slave veth1): link status definitely up
[  835.920600][ T8478] bond0: (slave veth1): making interface the new active one
[  835.921871][ T8478] bond0: active interface up!
[  836.301505][ T8478] veth1: left allmulticast mode
[  836.301801][ T8478] veth1: left promiscuous mode
[  836.302306][ T8478] br0: port 2(veth1) entered disabled state
[  836.305201][ T8478] veth0: left allmulticast mode
[  836.305375][ T8478] veth0: left promiscuous mode
[  836.305956][ T8478] br0: port 1(veth0) entered disabled state
[  836.463999][ T8478] bond0: (slave veth1): Releasing backup interface
[  836.654049][ T8478] bond0: (slave veth0): Releasing backup interface
[  837.028610][ T8478] bond0 (unregistering): Released all slaves