[  550.710418] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.722863] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  550.735609] br0: port 1(veth0) entered blocking state
[  550.735658] br0: port 1(veth0) entered disabled state
[  550.735696] veth0: entered allmulticast mode
[  550.735784] veth0: entered promiscuous mode
[  550.748328] br0: port 2(veth1) entered blocking state
[  550.748384] br0: port 2(veth1) entered disabled state
[  550.748431] veth1: entered allmulticast mode
[  550.748494] veth1: entered promiscuous mode
[  551.673535] br0: port 1(veth0) entered blocking state
[  551.673664] br0: port 1(veth0) entered forwarding state
[  551.673752] br0: port 2(veth1) entered blocking state
[  551.673807] br0: port 2(veth1) entered forwarding state
[  552.762434] bond0: (slave veth1): link status definitely up
[  552.762505] bond0: (slave veth1): making interface the new active one
[  552.762575] bond0: active interface up!
[  552.791027] veth1: left allmulticast mode
[  552.791084] veth1: left promiscuous mode
[  552.791143] br0: port 2(veth1) entered disabled state
[  552.791265] veth0: left allmulticast mode
[  552.791309] veth0: left promiscuous mode
[  552.791357] br0: port 1(veth0) entered disabled state
[  552.812703] bond0: (slave veth1): Releasing backup interface
[  552.816654] bond0: (slave veth0): Releasing backup interface
[  552.848647] bond0 (unregistering): Released all slaves