[  836.170396][ T9347] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  836.271463][ T9348] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  836.358643][ T9349] br0: port 1(veth0) entered blocking state
[  836.358920][ T9349] br0: port 1(veth0) entered disabled state
[  836.359169][ T9349] veth0: entered allmulticast mode
[  836.360740][ T9349] veth0: entered promiscuous mode
[  836.448685][ T9350] br0: port 2(veth1) entered blocking state
[  836.448947][ T9350] br0: port 2(veth1) entered disabled state
[  836.449179][ T9350] veth1: entered allmulticast mode
[  836.451160][ T9350] veth1: entered promiscuous mode
[  836.876111][   T68] br0: port 1(veth0) entered blocking state
[  836.876409][   T68] br0: port 1(veth0) entered forwarding state
[  836.877390][   T68] br0: port 2(veth1) entered blocking state
[  836.877628][   T68] br0: port 2(veth1) entered forwarding state
[  838.139136][  T257] bond0: (slave veth1): link status definitely up
[  838.139883][  T257] bond0: (slave veth1): making interface the new active one
[  838.141885][  T257] bond0: active interface up!
[  838.651843][ T8564] veth1: left allmulticast mode
[  838.652088][ T8564] veth1: left promiscuous mode
[  838.652405][ T8564] br0: port 2(veth1) entered disabled state
[  838.654962][ T8564] veth0: left allmulticast mode
[  838.655163][ T8564] veth0: left promiscuous mode
[  838.655518][ T8564] br0: port 1(veth0) entered disabled state
[  838.809190][ T8564] bond0: (slave veth1): Releasing backup interface
[  838.941690][ T8564] bond0: (slave veth0): Releasing backup interface
[  839.303379][ T8564] bond0 (unregistering): Released all slaves