[  874.355586] 8021q: adding VLAN 0 to HW filter on device bond0
[  874.358730] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.361792] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.364797] br0: port 1(veth0) entered blocking state
[  874.364863] br0: port 1(veth0) entered disabled state
[  874.364931] veth0: entered allmulticast mode
[  874.365027] veth0: entered promiscuous mode
[  874.368055] br0: port 2(veth1) entered blocking state
[  874.368092] br0: port 2(veth1) entered disabled state
[  874.368126] veth1: entered allmulticast mode
[  874.368183] veth1: entered promiscuous mode
[  875.403184] br0: port 1(veth0) entered blocking state
[  875.403280] br0: port 1(veth0) entered forwarding state
[  875.403366] br0: port 2(veth1) entered blocking state
[  875.403432] br0: port 2(veth1) entered forwarding state
[  877.450171] bond0: (slave veth0): link status definitely up
[  877.450241] bond0: (slave veth1): link status definitely up
[  877.450315] bond0: (slave veth0): making interface the new active one
[  877.450373] bond0: active interface up!
[  877.473636] veth1: left allmulticast mode
[  877.473678] veth1: left promiscuous mode
[  877.473712] br0: port 2(veth1) entered disabled state
[  877.473885] veth0: left allmulticast mode
[  877.473913] veth0: left promiscuous mode
[  877.473941] br0: port 1(veth0) entered disabled state
[  877.482338] bond0: (slave veth1): Releasing backup interface
[  877.486278] bond0: (slave veth0): Releasing backup interface
[  877.518204] bond0 (unregistering): Released all slaves