[  550.978731] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.992840] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  551.006164] br0: port 1(veth0) entered blocking state
[  551.006239] br0: port 1(veth0) entered disabled state
[  551.006294] veth0: entered allmulticast mode
[  551.006382] veth0: entered promiscuous mode
[  551.020802] br0: port 2(veth1) entered blocking state
[  551.020875] br0: port 2(veth1) entered disabled state
[  551.020933] veth1: entered allmulticast mode
[  551.021010] veth1: entered promiscuous mode
[  551.994481] br0: port 1(veth0) entered blocking state
[  551.994554] br0: port 1(veth0) entered forwarding state
[  551.994641] br0: port 2(veth1) entered blocking state
[  551.994695] br0: port 2(veth1) entered forwarding state
[  553.018569] bond0: (slave veth1): link status definitely up
[  553.018680] bond0: (slave veth1): making interface the new active one
[  553.018757] bond0: active interface up!
[  553.074189] veth1: left allmulticast mode
[  553.074252] veth1: left promiscuous mode
[  553.074308] br0: port 2(veth1) entered disabled state
[  553.074449] veth0: left allmulticast mode
[  553.074487] veth0: left promiscuous mode
[  553.074534] br0: port 1(veth0) entered disabled state
[  553.099784] bond0: (slave veth1): Releasing backup interface
[  553.104665] bond0: (slave veth0): Releasing backup interface
[  553.137745] bond0 (unregistering): Released all slaves