[  881.157514][ T9477] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  881.252939][ T9478] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  881.336975][ T9479] br0: port 1(veth0) entered blocking state
[  881.337346][ T9479] br0: port 1(veth0) entered disabled state
[  881.337725][ T9479] veth0: entered allmulticast mode
[  881.339026][ T9479] veth0: entered promiscuous mode
[  881.419434][ T9480] br0: port 2(veth1) entered blocking state
[  881.419778][ T9480] br0: port 2(veth1) entered disabled state
[  881.420155][ T9480] veth1: entered allmulticast mode
[  881.422055][ T9480] veth1: entered promiscuous mode
[  881.891863][   T37] br0: port 1(veth0) entered blocking state
[  881.892139][   T37] br0: port 1(veth0) entered forwarding state
[  881.893062][   T37] br0: port 2(veth1) entered blocking state
[  881.893281][   T37] br0: port 2(veth1) entered forwarding state
[  883.094693][  T278] bond0: (slave veth1): link status definitely up
[  883.095143][  T278] bond0: (slave veth1): making interface the new active one
[  883.096252][  T278] bond0: active interface up!
[  883.547832][  T278] veth1: left allmulticast mode
[  883.548095][  T278] veth1: left promiscuous mode
[  883.548466][  T278] br0: port 2(veth1) entered disabled state
[  883.550867][  T278] veth0: left allmulticast mode
[  883.551076][  T278] veth0: left promiscuous mode
[  883.551433][  T278] br0: port 1(veth0) entered disabled state
[  883.665318][  T278] bond0: (slave veth1): Releasing backup interface
[  883.774698][  T278] bond0: (slave veth0): Releasing backup interface
[  884.201357][  T278] bond0 (unregistering): Released all slaves