[  816.719097][ T9326] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  816.819238][ T9327] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  816.903838][ T9328] br0: port 1(veth0) entered blocking state
[  816.904135][ T9328] br0: port 1(veth0) entered disabled state
[  816.904432][ T9328] veth0: entered allmulticast mode
[  816.905685][ T9328] veth0: entered promiscuous mode
[  816.989920][ T9329] br0: port 2(veth1) entered blocking state
[  816.990276][ T9329] br0: port 2(veth1) entered disabled state
[  816.990555][ T9329] veth1: entered allmulticast mode
[  816.991789][ T9329] veth1: entered promiscuous mode
[  817.705097][   T55] br0: port 1(veth0) entered blocking state
[  817.705476][   T55] br0: port 1(veth0) entered forwarding state
[  817.706633][   T55] br0: port 2(veth1) entered blocking state
[  817.706898][   T55] br0: port 2(veth1) entered forwarding state
[  819.719754][ T8571] bond0: (slave veth0): link status definitely up
[  819.720379][ T8571] bond0: (slave veth1): link status definitely up
[  819.720585][ T8571] bond0: (slave veth0): making interface the new active one
[  819.721913][ T8571] bond0: active interface up!
[  820.187399][ T8571] veth1: left allmulticast mode
[  820.187634][ T8571] veth1: left promiscuous mode
[  820.187965][ T8571] br0: port 2(veth1) entered disabled state
[  820.189552][ T8571] veth0: left allmulticast mode
[  820.189736][ T8571] veth0: left promiscuous mode
[  820.190033][ T8571] br0: port 1(veth0) entered disabled state
[  820.398554][ T8571] bond0: (slave veth1): Releasing backup interface
[  820.617119][ T8571] bond0: (slave veth0): Releasing backup interface
[  821.057445][ T8571] bond0 (unregistering): Released all slaves