[  520.896432] bond0 (unregistering): Released all slaves
[  523.390116] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  523.399832] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  523.409653] br0: port 1(veth0) entered blocking state
[  523.409740] br0: port 1(veth0) entered disabled state
[  523.409781] veth0: entered allmulticast mode
[  523.409850] veth0: entered promiscuous mode
[  523.420872] br0: port 2(veth1) entered blocking state
[  523.420946] br0: port 2(veth1) entered disabled state
[  523.421000] veth1: entered allmulticast mode
[  523.421096] veth1: entered promiscuous mode
[  524.412257] br0: port 1(veth0) entered blocking state
[  524.412399] br0: port 1(veth0) entered forwarding state
[  524.412494] br0: port 2(veth1) entered blocking state
[  524.412547] br0: port 2(veth1) entered forwarding state
[  526.460243] bond0: (slave veth0): link status definitely up
[  526.460397] bond0: (slave veth1): link status definitely up
[  526.460485] bond0: (slave veth0): making interface the new active one
[  526.460582] bond0: active interface up!
[  526.578055] veth1: left allmulticast mode
[  526.578116] veth1: left promiscuous mode
[  526.578169] br0: port 2(veth1) entered disabled state
[  526.578292] veth0: left allmulticast mode
[  526.578328] veth0: left promiscuous mode
[  526.578367] br0: port 1(veth0) entered disabled state
[  526.599420] bond0: (slave veth1): Releasing backup interface
[  526.614395] bond0: (slave veth0): Releasing backup interface
[  526.647433] bond0 (unregistering): Released all slaves