[  830.300444] 8021q: adding VLAN 0 to HW filter on device bond0
[  830.303466] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  830.306438] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  830.309330] br0: port 1(veth0) entered blocking state
[  830.309392] br0: port 1(veth0) entered disabled state
[  830.309461] veth0: entered allmulticast mode
[  830.309554] veth0: entered promiscuous mode
[  830.312468] br0: port 2(veth1) entered blocking state
[  830.312501] br0: port 2(veth1) entered disabled state
[  830.312533] veth1: entered allmulticast mode
[  830.312598] veth1: entered promiscuous mode
[  831.356035] br0: port 1(veth0) entered blocking state
[  831.356115] br0: port 1(veth0) entered forwarding state
[  831.356172] br0: port 2(veth1) entered blocking state
[  831.356200] br0: port 2(veth1) entered forwarding state
[  832.381013] bond0: (slave veth1): link status definitely up
[  832.381129] bond0: (slave veth1): making interface the new active one
[  832.381209] bond0: active interface up!
[  832.450493] veth1: left allmulticast mode
[  832.450524] veth1: left promiscuous mode
[  832.450555] br0: port 2(veth1) entered disabled state
[  832.450674] veth0: left allmulticast mode
[  832.450764] veth0: left promiscuous mode
[  832.450799] br0: port 1(veth0) entered disabled state
[  832.469154] bond0: (slave veth1): Releasing backup interface
[  832.480115] bond0: (slave veth0): Releasing backup interface
[  832.510046] bond0 (unregistering): Released all slaves