[  837.410040][ T9392] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.503951][ T9393] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.594748][ T9394] br0: port 1(veth0) entered blocking state
[  837.595149][ T9394] br0: port 1(veth0) entered disabled state
[  837.595529][ T9394] veth0: entered allmulticast mode
[  837.597474][ T9394] veth0: entered promiscuous mode
[  837.691686][ T9395] br0: port 2(veth1) entered blocking state
[  837.691958][ T9395] br0: port 2(veth1) entered disabled state
[  837.692223][ T9395] veth1: entered allmulticast mode
[  837.693392][ T9395] veth1: entered promiscuous mode
[  838.141931][ T8326] br0: port 1(veth0) entered blocking state
[  838.142382][ T8326] br0: port 1(veth0) entered forwarding state
[  838.143873][ T8326] br0: port 2(veth1) entered blocking state
[  838.144246][ T8326] br0: port 2(veth1) entered forwarding state
[  839.363629][  T258] bond0: (slave veth1): link status definitely up
[  839.364059][  T258] bond0: (slave veth1): making interface the new active one
[  839.365177][  T258] bond0: active interface up!
[  839.768193][  T258] veth1: left allmulticast mode
[  839.768392][  T258] veth1: left promiscuous mode
[  839.768732][  T258] br0: port 2(veth1) entered disabled state
[  839.771584][  T258] veth0: left allmulticast mode
[  839.771758][  T258] veth0: left promiscuous mode
[  839.772044][  T258] br0: port 1(veth0) entered disabled state
[  839.967826][  T258] bond0: (slave veth1): Releasing backup interface
[  840.156688][  T258] bond0: (slave veth0): Releasing backup interface
[  840.545213][  T258] bond0 (unregistering): Released all slaves