[  523.958362] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.966707] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.974729] br0: port 1(veth0) entered blocking state
[  523.974779] br0: port 1(veth0) entered disabled state
[  523.974832] veth0: entered allmulticast mode
[  523.974906] veth0: entered promiscuous mode
[  523.982990] br0: port 2(veth1) entered blocking state
[  523.983047] br0: port 2(veth1) entered disabled state
[  523.983092] veth1: entered allmulticast mode
[  523.983166] veth1: entered promiscuous mode
[  524.462072] br0: port 1(veth0) entered blocking state
[  524.462197] br0: port 1(veth0) entered forwarding state
[  524.462281] br0: port 2(veth1) entered blocking state
[  524.462322] br0: port 2(veth1) entered forwarding state
[  526.014032] bond0: (slave veth1): link status definitely up
[  526.014155] bond0: (slave veth1): making interface the new active one
[  526.014220] bond0: active interface up!
[  526.092211] veth1: left allmulticast mode
[  526.092261] veth1: left promiscuous mode
[  526.092322] br0: port 2(veth1) entered disabled state
[  526.092443] veth0: left allmulticast mode
[  526.092476] veth0: left promiscuous mode
[  526.092530] br0: port 1(veth0) entered disabled state
[  526.110487] bond0: (slave veth1): Releasing backup interface
[  526.122269] bond0: (slave veth0): Releasing backup interface
[  526.152233] bond0 (unregistering): Released all slaves