[  523.766772] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.782362] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.798630] br0: port 1(veth0) entered blocking state
[  523.798694] br0: port 1(veth0) entered disabled state
[  523.798743] veth0: entered allmulticast mode
[  523.798822] veth0: entered promiscuous mode
[  523.814774] br0: port 2(veth1) entered blocking state
[  523.814854] br0: port 2(veth1) entered disabled state
[  523.814911] veth1: entered allmulticast mode
[  523.814995] veth1: entered promiscuous mode
[  524.729902] br0: port 1(veth0) entered blocking state
[  524.730005] br0: port 1(veth0) entered forwarding state
[  524.730073] br0: port 2(veth1) entered blocking state
[  524.730109] br0: port 2(veth1) entered forwarding state
[  525.817911] bond0: (slave veth1): link status definitely up
[  525.818002] bond0: (slave veth1): making interface the new active one
[  525.818067] bond0: active interface up!
[  525.915481] veth1: left allmulticast mode
[  525.915541] veth1: left promiscuous mode
[  525.915590] br0: port 2(veth1) entered disabled state
[  525.915709] veth0: left allmulticast mode
[  525.915739] veth0: left promiscuous mode
[  525.915773] br0: port 1(veth0) entered disabled state
[  525.936288] bond0: (slave veth1): Releasing backup interface
[  525.950096] bond0: (slave veth0): Releasing backup interface