[  523.901790] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.913154] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.925033] br0: port 1(veth0) entered blocking state
[  523.925108] br0: port 1(veth0) entered disabled state
[  523.925171] veth0: entered allmulticast mode
[  523.925262] veth0: entered promiscuous mode
[  523.936831] br0: port 2(veth1) entered blocking state
[  523.936914] br0: port 2(veth1) entered disabled state
[  523.936981] veth1: entered allmulticast mode
[  523.937085] veth1: entered promiscuous mode
[  524.208014] br0: port 1(veth0) entered blocking state
[  524.208150] br0: port 1(veth0) entered forwarding state
[  524.208231] br0: port 2(veth1) entered blocking state
[  524.208275] br0: port 2(veth1) entered forwarding state
[  525.952023] bond0: (slave veth1): link status definitely up
[  525.952126] bond0: (slave veth1): making interface the new active one
[  525.952197] bond0: active interface up!
[  526.026002] veth1: left allmulticast mode
[  526.026074] veth1: left promiscuous mode
[  526.026138] br0: port 2(veth1) entered disabled state
[  526.026271] veth0: left allmulticast mode
[  526.026311] veth0: left promiscuous mode
[  526.026356] br0: port 1(veth0) entered disabled state
[  526.047605] bond0: (slave veth1): Releasing backup interface
[  526.051180] bond0: (slave veth0): Releasing backup interface
[  526.076259] bond0 (unregistering): Released all slaves