[  836.815108][ T9367] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  836.936621][ T9368] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.039736][ T9369] br0: port 1(veth0) entered blocking state
[  837.040019][ T9369] br0: port 1(veth0) entered disabled state
[  837.040331][ T9369] veth0: entered allmulticast mode
[  837.041608][ T9369] veth0: entered promiscuous mode
[  837.155483][ T9370] br0: port 2(veth1) entered blocking state
[  837.155843][ T9370] br0: port 2(veth1) entered disabled state
[  837.156161][ T9370] veth1: entered allmulticast mode
[  837.157518][ T9370] veth1: entered promiscuous mode
[  837.518307][ T4267] br0: port 1(veth0) entered blocking state
[  837.518629][ T4267] br0: port 1(veth0) entered forwarding state
[  837.519677][ T4267] br0: port 2(veth1) entered blocking state
[  837.519926][ T4267] br0: port 2(veth1) entered forwarding state
[  838.789709][   T11] bond0: (slave veth1): link status definitely up
[  838.790187][   T11] bond0: (slave veth1): making interface the new active one
[  838.791439][   T11] bond0: active interface up!
[  839.337392][ T6023] veth1: left allmulticast mode
[  839.337753][ T6023] veth1: left promiscuous mode
[  839.338266][ T6023] br0: port 2(veth1) entered disabled state
[  839.341697][ T6023] veth0: left allmulticast mode
[  839.342001][ T6023] veth0: left promiscuous mode
[  839.342492][ T6023] br0: port 1(veth0) entered disabled state
[  839.576591][ T6023] bond0: (slave veth1): Releasing backup interface
[  839.770211][ T6023] bond0: (slave veth0): Releasing backup interface
[  840.156424][ T6023] bond0 (unregistering): Released all slaves