[  873.113578] 8021q: adding VLAN 0 to HW filter on device bond0
[  873.116817] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  873.120050] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  873.123178] br0: port 1(veth0) entered blocking state
[  873.123251] br0: port 1(veth0) entered disabled state
[  873.123323] veth0: entered allmulticast mode
[  873.123420] veth0: entered promiscuous mode
[  873.126444] br0: port 2(veth1) entered blocking state
[  873.126536] br0: port 2(veth1) entered disabled state
[  873.126610] veth1: entered allmulticast mode
[  873.126722] veth1: entered promiscuous mode
[  874.172051] br0: port 1(veth0) entered blocking state
[  874.172150] br0: port 1(veth0) entered forwarding state
[  874.172240] br0: port 2(veth1) entered blocking state
[  874.172308] br0: port 2(veth1) entered forwarding state
[  876.219035] bond0: (slave veth0): link status definitely up
[  876.219093] bond0: (slave veth1): link status definitely up
[  876.219165] bond0: (slave veth0): making interface the new active one
[  876.219227] bond0: active interface up!
[  876.229882] veth1: left allmulticast mode
[  876.229921] veth1: left promiscuous mode
[  876.229961] br0: port 2(veth1) entered disabled state
[  876.230153] veth0: left allmulticast mode
[  876.230177] veth0: left promiscuous mode
[  876.230204] br0: port 1(veth0) entered disabled state
[  876.238198] bond0: (slave veth1): Releasing backup interface
[  876.245163] bond0: (slave veth0): Releasing backup interface
[  876.272053] bond0 (unregistering): Released all slaves