[  537.076273] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  537.085205] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  537.094163] br0: port 1(veth0) entered blocking state
[  537.094239] br0: port 1(veth0) entered disabled state
[  537.094296] veth0: entered allmulticast mode
[  537.094384] veth0: entered promiscuous mode
[  537.103527] br0: port 2(veth1) entered blocking state
[  537.103605] br0: port 2(veth1) entered disabled state
[  537.103660] veth1: entered allmulticast mode
[  537.103749] veth1: entered promiscuous mode
[  537.577434] br0: port 1(veth0) entered blocking state
[  537.577575] br0: port 1(veth0) entered forwarding state
[  537.577669] br0: port 2(veth1) entered blocking state
[  537.577725] br0: port 2(veth1) entered forwarding state
[  539.129384] bond0: (slave veth1): link status definitely up
[  539.129476] bond0: (slave veth1): making interface the new active one
[  539.129570] bond0: active interface up!
[  539.274305] veth1: left allmulticast mode
[  539.274365] veth1: left promiscuous mode
[  539.274422] br0: port 2(veth1) entered disabled state
[  539.274597] veth0: left allmulticast mode
[  539.274651] veth0: left promiscuous mode
[  539.274698] br0: port 1(veth0) entered disabled state
[  539.296238] bond0: (slave veth1): Releasing backup interface
[  539.304644] bond0: (slave veth0): Releasing backup interface
[  539.330649] bond0 (unregistering): Released all slaves