[  836.907145][ T9374] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.004960][ T9375] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.111655][ T9376] br0: port 1(veth0) entered blocking state
[  837.112032][ T9376] br0: port 1(veth0) entered disabled state
[  837.113301][ T9376] veth0: entered allmulticast mode
[  837.115257][ T9376] veth0: entered promiscuous mode
[  837.214004][ T9377] br0: port 2(veth1) entered blocking state
[  837.214709][ T9377] br0: port 2(veth1) entered disabled state
[  837.215015][ T9377] veth1: entered allmulticast mode
[  837.216293][ T9377] veth1: entered promiscuous mode
[  837.999855][   T39] br0: port 1(veth0) entered blocking state
[  838.000255][   T39] br0: port 1(veth0) entered forwarding state
[  838.001469][   T39] br0: port 2(veth1) entered blocking state
[  838.001836][   T39] br0: port 2(veth1) entered forwarding state
[  839.911883][ T8484] bond0: (slave veth0): link status definitely up
[  839.912830][ T8484] bond0: (slave veth1): link status definitely up
[  839.913180][ T8484] bond0: (slave veth0): making interface the new active one
[  839.915211][ T8484] bond0: active interface up!
[  840.256467][  T269] veth1: left allmulticast mode
[  840.256778][  T269] veth1: left promiscuous mode
[  840.257261][  T269] br0: port 2(veth1) entered disabled state
[  840.259568][  T269] veth0: left allmulticast mode
[  840.259809][  T269] veth0: left promiscuous mode
[  840.260230][  T269] br0: port 1(veth0) entered disabled state
[  840.416658][  T269] bond0: (slave veth1): Releasing backup interface
[  840.559848][  T269] bond0: (slave veth0): Releasing backup interface
[  840.766573][  T269] bond0 (unregistering): Released all slaves