[  838.203928] 8021q: adding VLAN 0 to HW filter on device bond0
[  838.207769] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  838.211544] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  838.215314] br0: port 1(veth0) entered blocking state
[  838.215355] br0: port 1(veth0) entered disabled state
[  838.215388] veth0: entered allmulticast mode
[  838.215447] veth0: entered promiscuous mode
[  838.219179] br0: port 2(veth1) entered blocking state
[  838.219242] br0: port 2(veth1) entered disabled state
[  838.219314] veth1: entered allmulticast mode
[  838.219402] veth1: entered promiscuous mode
[  839.251107] br0: port 1(veth0) entered blocking state
[  839.251169] br0: port 1(veth0) entered forwarding state
[  839.251215] br0: port 2(veth1) entered blocking state
[  839.251243] br0: port 2(veth1) entered forwarding state
[  840.274080] bond0: (slave veth1): link status definitely up
[  840.274161] bond0: (slave veth1): making interface the new active one
[  840.274213] bond0: active interface up!
[  840.282911] veth1: left allmulticast mode
[  840.282945] veth1: left promiscuous mode
[  840.282976] br0: port 2(veth1) entered disabled state
[  840.283133] veth0: left allmulticast mode
[  840.283154] veth0: left promiscuous mode
[  840.283176] br0: port 1(veth0) entered disabled state
[  840.287247] bond0: (slave veth1): Releasing backup interface
[  840.292121] bond0: (slave veth0): Releasing backup interface
[  840.315131] bond0 (unregistering): Released all slaves