[  871.579225][ T9541] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  871.677726][ T9542] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  871.760018][ T9543] br0: port 1(veth0) entered blocking state
[  871.760297][ T9543] br0: port 1(veth0) entered disabled state
[  871.760550][ T9543] veth0: entered allmulticast mode
[  871.761764][ T9543] veth0: entered promiscuous mode
[  871.886578][ T9544] br0: port 2(veth1) entered blocking state
[  871.887035][ T9544] br0: port 2(veth1) entered disabled state
[  871.887442][ T9544] veth1: entered allmulticast mode
[  871.889406][ T9544] veth1: entered promiscuous mode
[  872.309736][ T4059] br0: port 1(veth0) entered blocking state
[  872.310219][ T4059] br0: port 1(veth0) entered forwarding state
[  872.314116][ T4059] br0: port 2(veth1) entered blocking state
[  872.314527][ T4059] br0: port 2(veth1) entered forwarding state
[  873.540837][   T11] bond0: (slave veth1): link status definitely up
[  873.541679][   T11] bond0: (slave veth1): making interface the new active one
[  873.543596][   T11] bond0: active interface up!
[  873.858027][ T8547] veth1: left allmulticast mode
[  873.858520][ T8547] veth1: left promiscuous mode
[  873.859150][ T8547] br0: port 2(veth1) entered disabled state
[  873.868308][ T8547] veth0: left allmulticast mode
[  873.868555][ T8547] veth0: left promiscuous mode
[  873.868974][ T8547] br0: port 1(veth0) entered disabled state
[  874.047543][ T8547] bond0: (slave veth1): Releasing backup interface
[  874.184885][ T8547] bond0: (slave veth0): Releasing backup interface
[  874.543874][ T8547] bond0 (unregistering): Released all slaves