[  538.145983] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  538.159609] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  538.173866] br0: port 1(veth0) entered blocking state
[  538.173932] br0: port 1(veth0) entered disabled state
[  538.173991] veth0: entered allmulticast mode
[  538.174072] veth0: entered promiscuous mode
[  538.188960] br0: port 2(veth1) entered blocking state
[  538.189014] br0: port 2(veth1) entered disabled state
[  538.189053] veth1: entered allmulticast mode
[  538.189128] veth1: entered promiscuous mode
[  538.340498] br0: port 1(veth0) entered blocking state
[  538.340598] br0: port 1(veth0) entered forwarding state
[  538.340661] br0: port 2(veth1) entered blocking state
[  538.340699] br0: port 2(veth1) entered forwarding state
[  540.212459] bond0: (slave veth1): link status definitely up
[  540.212514] bond0: (slave veth1): making interface the new active one
[  540.212564] bond0: active interface up!
[  540.345986] veth1: left allmulticast mode
[  540.346028] veth1: left promiscuous mode
[  540.346065] br0: port 2(veth1) entered disabled state
[  540.346151] veth0: left allmulticast mode
[  540.346181] veth0: left promiscuous mode
[  540.346217] br0: port 1(veth0) entered disabled state
[  540.365813] bond0: (slave veth1): Releasing backup interface
[  540.379615] bond0: (slave veth0): Releasing backup interface
[  540.402589] bond0 (unregistering): Released all slaves