[  550.513123] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  550.527296] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  550.543233] br0: port 1(veth0) entered blocking state
[  550.543308] br0: port 1(veth0) entered disabled state
[  550.543371] veth0: entered allmulticast mode
[  550.543456] veth0: entered promiscuous mode
[  550.557686] br0: port 2(veth1) entered blocking state
[  550.557744] br0: port 2(veth1) entered disabled state
[  550.557793] veth1: entered allmulticast mode
[  550.557864] veth1: entered promiscuous mode
[  551.515581] br0: port 1(veth0) entered blocking state
[  551.515683] br0: port 1(veth0) entered forwarding state
[  551.515767] br0: port 2(veth1) entered blocking state
[  551.515821] br0: port 2(veth1) entered forwarding state
[  552.570572] bond0: (slave veth1): link status definitely up
[  552.570653] bond0: (slave veth1): making interface the new active one
[  552.570719] bond0: active interface up!
[  552.723302] veth1: left allmulticast mode
[  552.723362] veth1: left promiscuous mode
[  552.723413] br0: port 2(veth1) entered disabled state
[  552.723591] veth0: left allmulticast mode
[  552.723627] veth0: left promiscuous mode
[  552.723666] br0: port 1(veth0) entered disabled state
[  552.739749] bond0: (slave veth1): Releasing backup interface
[  552.746766] bond0: (slave veth0): Releasing backup interface
[  552.785680] bond0 (unregistering): Released all slaves