[  878.617307][ T9403] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  878.709550][ T9404] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  878.793315][ T9405] br0: port 1(veth0) entered blocking state
[  878.793603][ T9405] br0: port 1(veth0) entered disabled state
[  878.793854][ T9405] veth0: entered allmulticast mode
[  878.795083][ T9405] veth0: entered promiscuous mode
[  878.876325][ T9406] br0: port 2(veth1) entered blocking state
[  878.876582][ T9406] br0: port 2(veth1) entered disabled state
[  878.876816][ T9406] veth1: entered allmulticast mode
[  878.878012][ T9406] veth1: entered promiscuous mode
[  879.355824][  T275] br0: port 1(veth0) entered blocking state
[  879.356191][  T275] br0: port 1(veth0) entered forwarding state
[  879.357264][  T275] br0: port 2(veth1) entered blocking state
[  879.357530][  T275] br0: port 2(veth1) entered forwarding state
[  880.579735][  T257] bond0: (slave veth1): link status definitely up
[  880.580201][  T257] bond0: (slave veth1): making interface the new active one
[  880.581352][  T257] bond0: active interface up!
[  880.930907][ T8363] veth1: left allmulticast mode
[  880.931197][ T8363] veth1: left promiscuous mode
[  880.931555][ T8363] br0: port 2(veth1) entered disabled state
[  880.933976][ T8363] veth0: left allmulticast mode
[  880.934255][ T8363] veth0: left promiscuous mode
[  880.934595][ T8363] br0: port 1(veth0) entered disabled state
[  881.106869][ T8363] bond0: (slave veth1): Releasing backup interface
[  881.235867][ T8363] bond0: (slave veth0): Releasing backup interface
[  881.571125][ T8363] bond0 (unregistering): Released all slaves