[  831.283392] 8021q: adding VLAN 0 to HW filter on device bond0
[  831.286509] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  831.289616] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  831.292652] br0: port 1(veth0) entered blocking state
[  831.292685] br0: port 1(veth0) entered disabled state
[  831.292720] veth0: entered allmulticast mode
[  831.292772] veth0: entered promiscuous mode
[  831.295847] br0: port 2(veth1) entered blocking state
[  831.295916] br0: port 2(veth1) entered disabled state
[  831.295987] veth1: entered allmulticast mode
[  831.296083] veth1: entered promiscuous mode
[  831.333591] br0: port 1(veth0) entered blocking state
[  831.333675] br0: port 1(veth0) entered forwarding state
[  831.333759] br0: port 2(veth1) entered blocking state
[  831.333822] br0: port 2(veth1) entered forwarding state
[  833.347610] bond0: (slave veth1): link status definitely up
[  833.347698] bond0: (slave veth1): making interface the new active one
[  833.347754] bond0: active interface up!
[  833.435374] veth1: left allmulticast mode
[  833.435411] veth1: left promiscuous mode
[  833.435441] br0: port 2(veth1) entered disabled state
[  833.435510] veth0: left allmulticast mode
[  833.435536] veth0: left promiscuous mode
[  833.435559] br0: port 1(veth0) entered disabled state
[  833.453702] bond0: (slave veth1): Releasing backup interface
[  833.461664] bond0: (slave veth0): Releasing backup interface
[  833.493649] bond0 (unregistering): Released all slaves