[  866.842236][ T9551] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  866.926214][ T9552] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  867.021176][ T9553] br0: port 1(veth0) entered blocking state
[  867.021449][ T9553] br0: port 1(veth0) entered disabled state
[  867.021694][ T9553] veth0: entered allmulticast mode
[  867.022908][ T9553] veth0: entered promiscuous mode
[  867.122497][ T9554] br0: port 2(veth1) entered blocking state
[  867.122780][ T9554] br0: port 2(veth1) entered disabled state
[  867.123073][ T9554] veth1: entered allmulticast mode
[  867.124342][ T9554] veth1: entered promiscuous mode
[  867.553647][ T8725] br0: port 1(veth0) entered blocking state
[  867.553922][ T8725] br0: port 1(veth0) entered forwarding state
[  867.554877][ T8725] br0: port 2(veth1) entered blocking state
[  867.555111][ T8725] br0: port 2(veth1) entered forwarding state
[  868.800556][   T11] bond0: (slave veth1): link status definitely up
[  868.800926][   T11] bond0: (slave veth1): making interface the new active one
[  868.802061][   T11] bond0: active interface up!
[  869.141281][   T11] veth1: left allmulticast mode
[  869.141504][   T11] veth1: left promiscuous mode
[  869.141803][   T11] br0: port 2(veth1) entered disabled state
[  869.144337][   T11] veth0: left allmulticast mode
[  869.144539][   T11] veth0: left promiscuous mode
[  869.144867][   T11] br0: port 1(veth0) entered disabled state
[  869.284059][   T11] bond0: (slave veth1): Releasing backup interface
[  869.442562][   T11] bond0: (slave veth0): Releasing backup interface
[  869.804081][   T11] bond0 (unregistering): Released all slaves