[  873.295491][ T9533] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.403562][ T9534] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.487666][ T9535] br0: port 1(veth0) entered blocking state
[  873.487980][ T9535] br0: port 1(veth0) entered disabled state
[  873.488258][ T9535] veth0: entered allmulticast mode
[  873.489498][ T9535] veth0: entered promiscuous mode
[  873.567789][ T9536] br0: port 2(veth1) entered blocking state
[  873.568046][ T9536] br0: port 2(veth1) entered disabled state
[  873.568278][ T9536] veth1: entered allmulticast mode
[  873.570061][ T9536] veth1: entered promiscuous mode
[  874.432333][   T37] br0: port 1(veth0) entered blocking state
[  874.432754][   T37] br0: port 1(veth0) entered forwarding state
[  874.434129][   T37] br0: port 2(veth1) entered blocking state
[  874.434449][   T37] br0: port 2(veth1) entered forwarding state
[  876.288982][  T264] bond0: (slave veth0): link status definitely up
[  876.289827][  T264] bond0: (slave veth1): link status definitely up
[  876.290118][  T264] bond0: (slave veth0): making interface the new active one
[  876.291696][  T264] bond0: active interface up!
[  876.730798][  T264] veth1: left allmulticast mode
[  876.731157][  T264] veth1: left promiscuous mode
[  876.731701][  T264] br0: port 2(veth1) entered disabled state
[  876.733631][  T264] veth0: left allmulticast mode
[  876.733950][  T264] veth0: left promiscuous mode
[  876.734422][  T264] br0: port 1(veth0) entered disabled state
[  876.929673][  T264] bond0: (slave veth1): Releasing backup interface
[  877.095242][  T264] bond0: (slave veth0): Releasing backup interface
[  877.482047][  T264] bond0 (unregistering): Released all slaves