[  874.447510][ T9533] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  874.533668][ T9534] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  874.628160][ T9535] br0: port 1(veth0) entered blocking state
[  874.628434][ T9535] br0: port 1(veth0) entered disabled state
[  874.628708][ T9535] veth0: entered allmulticast mode
[  874.629900][ T9535] veth0: entered promiscuous mode
[  874.712242][ T9536] br0: port 2(veth1) entered blocking state
[  874.712741][ T9536] br0: port 2(veth1) entered disabled state
[  874.713167][ T9536] veth1: entered allmulticast mode
[  874.714582][ T9536] veth1: entered promiscuous mode
[  875.186488][ T8715] br0: port 1(veth0) entered blocking state
[  875.186782][ T8715] br0: port 1(veth0) entered forwarding state
[  875.188016][ T8715] br0: port 2(veth1) entered blocking state
[  875.188280][ T8715] br0: port 2(veth1) entered forwarding state
[  876.434054][ T8733] bond0: (slave veth1): link status definitely up
[  876.434536][ T8733] bond0: (slave veth1): making interface the new active one
[  876.436188][ T8733] bond0: active interface up!
[  876.806512][ T8733] veth1: left allmulticast mode
[  876.806767][ T8733] veth1: left promiscuous mode
[  876.807073][ T8733] br0: port 2(veth1) entered disabled state
[  876.809139][ T8733] veth0: left allmulticast mode
[  876.809319][ T8733] veth0: left promiscuous mode
[  876.809668][ T8733] br0: port 1(veth0) entered disabled state
[  876.972107][ T8733] bond0: (slave veth1): Releasing backup interface
[  877.151126][ T8733] bond0: (slave veth0): Releasing backup interface
[  877.498515][ T8733] bond0 (unregistering): Released all slaves