[  859.057546][ T9627] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  859.154502][ T9628] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  859.242158][ T9629] br0: port 1(veth0) entered blocking state
[  859.242453][ T9629] br0: port 1(veth0) entered disabled state
[  859.242702][ T9629] veth0: entered allmulticast mode
[  859.243880][ T9629] veth0: entered promiscuous mode
[  859.349712][ T9630] br0: port 2(veth1) entered blocking state
[  859.350095][ T9630] br0: port 2(veth1) entered disabled state
[  859.350343][ T9630] veth1: entered allmulticast mode
[  859.351555][ T9630] veth1: entered promiscuous mode
[  859.938545][ T8786] br0: port 1(veth0) entered blocking state
[  859.938791][ T8786] br0: port 1(veth0) entered forwarding state
[  859.939714][ T8786] br0: port 2(veth1) entered blocking state
[  859.939916][ T8786] br0: port 2(veth1) entered forwarding state
[  861.064648][  T280] bond0: (slave veth1): link status definitely up
[  861.065055][  T280] bond0: (slave veth1): making interface the new active one
[  861.066225][  T280] bond0: active interface up!
[  861.362403][  T280] veth1: left allmulticast mode
[  861.362696][  T280] veth1: left promiscuous mode
[  861.363193][  T280] br0: port 2(veth1) entered disabled state
[  861.366607][  T280] veth0: left allmulticast mode
[  861.366879][  T280] veth0: left promiscuous mode
[  861.367521][  T280] br0: port 1(veth0) entered disabled state
[  861.551460][  T280] bond0: (slave veth1): Releasing backup interface
[  861.724409][  T280] bond0: (slave veth0): Releasing backup interface
[  862.107095][  T280] bond0 (unregistering): Released all slaves