[  767.827965] 8021q: adding VLAN 0 to HW filter on device bond0
[  767.831051] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  767.834081] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  767.837053] br0: port 1(veth0) entered blocking state
[  767.837119] br0: port 1(veth0) entered disabled state
[  767.837190] veth0: entered allmulticast mode
[  767.837280] veth0: entered promiscuous mode
[  767.840266] br0: port 2(veth1) entered blocking state
[  767.840304] br0: port 2(veth1) entered disabled state
[  767.840337] veth1: entered allmulticast mode
[  767.840395] veth1: entered promiscuous mode
[  768.208314] br0: port 1(veth0) entered blocking state
[  768.208360] br0: port 1(veth0) entered forwarding state
[  768.208404] br0: port 2(veth1) entered blocking state
[  768.208436] br0: port 2(veth1) entered forwarding state
[  769.864317] bond0: (slave veth1): link status definitely up
[  769.864417] bond0: (slave veth1): making interface the new active one
[  769.864470] bond0: active interface up!
[  769.974819] veth1: left allmulticast mode
[  769.974847] veth1: left promiscuous mode
[  769.974878] br0: port 2(veth1) entered disabled state
[  769.975032] veth0: left allmulticast mode
[  769.975057] veth0: left promiscuous mode
[  769.975080] br0: port 1(veth0) entered disabled state
[  769.982453] bond0: (slave veth1): Releasing backup interface
[  769.985411] bond0: (slave veth0): Releasing backup interface
[  770.022347] bond0 (unregistering): Released all slaves