[  520.927368] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  520.938432] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  520.949710] br0: port 1(veth0) entered blocking state
[  520.949785] br0: port 1(veth0) entered disabled state
[  520.949851] veth0: entered allmulticast mode
[  520.949972] veth0: entered promiscuous mode
[  520.961131] br0: port 2(veth1) entered blocking state
[  520.961203] br0: port 2(veth1) entered disabled state
[  520.961265] veth1: entered allmulticast mode
[  520.961368] veth1: entered promiscuous mode
[  521.264201] br0: port 1(veth0) entered blocking state
[  521.264312] br0: port 1(veth0) entered forwarding state
[  521.264426] br0: port 2(veth1) entered blocking state
[  521.264495] br0: port 2(veth1) entered forwarding state
[  522.946180] bond0: (slave veth1): link status definitely up
[  522.946318] bond0: (slave veth1): making interface the new active one
[  522.946433] bond0: active interface up!
[  522.998171] veth1: left allmulticast mode
[  522.998232] veth1: left promiscuous mode
[  522.998311] br0: port 2(veth1) entered disabled state
[  522.998487] veth0: left allmulticast mode
[  522.998566] veth0: left promiscuous mode
[  522.998617] br0: port 1(veth0) entered disabled state
[  523.017495] bond0: (slave veth1): Releasing backup interface
[  523.024427] bond0: (slave veth0): Releasing backup interface
[  523.066376] bond0 (unregistering): Released all slaves