[  727.011959] 8021q: adding VLAN 0 to HW filter on device bond0
[  727.014632] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  727.017267] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  727.019805] br0: port 1(veth0) entered blocking state
[  727.019846] br0: port 1(veth0) entered disabled state
[  727.019879] veth0: entered allmulticast mode
[  727.019935] veth0: entered promiscuous mode
[  727.022537] br0: port 2(veth1) entered blocking state
[  727.022571] br0: port 2(veth1) entered disabled state
[  727.022600] veth1: entered allmulticast mode
[  727.022646] veth1: entered promiscuous mode
[  727.735797] br0: port 1(veth0) entered blocking state
[  727.735853] br0: port 1(veth0) entered forwarding state
[  727.735907] br0: port 2(veth1) entered blocking state
[  727.735952] br0: port 2(veth1) entered forwarding state
[  729.079795] bond0: (slave veth1): link status definitely up
[  729.079855] bond0: (slave veth1): making interface the new active one
[  729.079920] bond0: active interface up!
[  729.126566] veth1: left allmulticast mode
[  729.126605] veth1: left promiscuous mode
[  729.126640] br0: port 2(veth1) entered disabled state
[  729.126743] veth0: left allmulticast mode
[  729.126819] veth0: left promiscuous mode
[  729.126862] br0: port 1(veth0) entered disabled state
[  729.148089] bond0: (slave veth1): Releasing backup interface
[  729.152884] bond0: (slave veth0): Releasing backup interface
[  729.176845] bond0 (unregistering): Released all slaves