[  927.783543][ T7922] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  927.922892][ T7923] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  928.058161][ T7924] br0: port 1(veth0) entered blocking state
[  928.058518][ T7924] br0: port 1(veth0) entered disabled state
[  928.058856][ T7924] veth0: entered allmulticast mode
[  928.062045][ T7924] veth0: entered promiscuous mode
[  928.184043][ T7925] br0: port 2(veth1) entered blocking state
[  928.184287][ T7925] br0: port 2(veth1) entered disabled state
[  928.184503][ T7925] veth1: entered allmulticast mode
[  928.185647][ T7925] veth1: entered promiscuous mode
[  928.399826][   T51] br0: port 1(veth0) entered blocking state
[  928.400194][   T51] br0: port 1(veth0) entered forwarding state
[  929.463546][   T51] br0: port 2(veth1) entered blocking state
[  929.463766][   T51] br0: port 2(veth1) entered forwarding state
[  930.743636][ T7500] bond0: (slave veth0): link status definitely up
[  930.744123][ T7500] bond0: (slave veth1): link status definitely up
[  930.744310][ T7500] bond0: (slave veth0): making interface the new active one
[  930.745180][ T7500] bond0: active interface up!
[  931.363986][ T7500] veth1: left allmulticast mode
[  931.364206][ T7500] veth1: left promiscuous mode
[  931.364505][ T7500] br0: port 2(veth1) entered disabled state
[  931.365706][ T7500] veth0: left allmulticast mode
[  931.365875][ T7500] veth0: left promiscuous mode
[  931.366179][ T7500] br0: port 1(veth0) entered disabled state
[  931.422965][ T7500] bond0: (slave veth1): Releasing backup interface
[  931.440482][ T7500] bond0: (slave veth0): Releasing backup interface
[  931.522806][ T7500] bond0 (unregistering): Released all slaves