[  874.427798][ T9475] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.525421][ T9476] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.623050][ T9477] br0: port 1(veth0) entered blocking state
[  874.623412][ T9477] br0: port 1(veth0) entered disabled state
[  874.623694][ T9477] veth0: entered allmulticast mode
[  874.624970][ T9477] veth0: entered promiscuous mode
[  874.753696][ T9478] br0: port 2(veth1) entered blocking state
[  874.753988][ T9478] br0: port 2(veth1) entered disabled state
[  874.754238][ T9478] veth1: entered allmulticast mode
[  874.755744][ T9478] veth1: entered promiscuous mode
[  875.131026][ T5241] br0: port 1(veth0) entered blocking state
[  875.131433][ T5241] br0: port 1(veth0) entered forwarding state
[  875.132766][ T5241] br0: port 2(veth1) entered blocking state
[  875.133114][ T5241] br0: port 2(veth1) entered forwarding state
[  876.355226][  T264] bond0: (slave veth1): link status definitely up
[  876.355658][  T264] bond0: (slave veth1): making interface the new active one
[  876.356799][  T264] bond0: active interface up!
[  876.652724][  T264] veth1: left allmulticast mode
[  876.652940][  T264] veth1: left promiscuous mode
[  876.653361][  T264] br0: port 2(veth1) entered disabled state
[  876.656345][  T264] veth0: left allmulticast mode
[  876.656643][  T264] veth0: left promiscuous mode
[  876.657060][  T264] br0: port 1(veth0) entered disabled state
[  876.844899][  T264] bond0: (slave veth1): Releasing backup interface
[  876.998840][  T264] bond0: (slave veth0): Releasing backup interface
[  877.375285][  T264] bond0 (unregistering): Released all slaves