[  756.326389] 8021q: adding VLAN 0 to HW filter on device bond0
[  756.336999] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  756.347050] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  756.356979] br0: port 1(veth0) entered blocking state
[  756.357038] br0: port 1(veth0) entered disabled state
[  756.357107] veth0: entered allmulticast mode
[  756.357197] veth0: entered promiscuous mode
[  756.367117] br0: port 2(veth1) entered blocking state
[  756.367183] br0: port 2(veth1) entered disabled state
[  756.367243] veth1: entered allmulticast mode
[  756.367323] veth1: entered promiscuous mode
[  756.382127] br0: port 1(veth0) entered blocking state
[  756.382229] br0: port 1(veth0) entered forwarding state
[  757.428160] br0: port 2(veth1) entered blocking state
[  757.428302] br0: port 2(veth1) entered forwarding state
[  759.413111] bond0: (slave veth0): link status definitely up
[  759.413187] bond0: (slave veth1): link status definitely up
[  759.413241] bond0: (slave veth0): making interface the new active one
[  759.413330] bond0: active interface up!
[  759.544408] veth1: left allmulticast mode
[  759.544457] veth1: left promiscuous mode
[  759.544505] br0: port 2(veth1) entered disabled state
[  759.544600] veth0: left allmulticast mode
[  759.544632] veth0: left promiscuous mode
[  759.544664] br0: port 1(veth0) entered disabled state
[  759.560338] bond0: (slave veth1): Releasing backup interface
[  759.563273] bond0: (slave veth0): Releasing backup interface
[  759.591345] bond0 (unregistering): Released all slaves