[  859.603771][ T9729] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  859.693301][ T9730] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  859.765224][ T9731] br0: port 1(veth0) entered blocking state
[  859.765516][ T9731] br0: port 1(veth0) entered disabled state
[  859.765776][ T9731] veth0: entered allmulticast mode
[  859.766955][ T9731] veth0: entered promiscuous mode
[  859.867078][ T9732] br0: port 2(veth1) entered blocking state
[  859.867387][ T9732] br0: port 2(veth1) entered disabled state
[  859.867669][ T9732] veth1: entered allmulticast mode
[  859.868880][ T9732] veth1: entered promiscuous mode
[  860.324709][   T41] br0: port 1(veth0) entered blocking state
[  860.324999][   T41] br0: port 1(veth0) entered forwarding state
[  860.332225][   T41] br0: port 2(veth1) entered blocking state
[  860.332482][   T41] br0: port 2(veth1) entered forwarding state
[  861.571673][ T8727] bond0: (slave veth1): link status definitely up
[  861.572309][ T8727] bond0: (slave veth1): making interface the new active one
[  861.575229][ T8727] bond0: active interface up!
[  862.010263][ T8727] veth1: left allmulticast mode
[  862.010497][ T8727] veth1: left promiscuous mode
[  862.010808][ T8727] br0: port 2(veth1) entered disabled state
[  862.012968][ T8727] veth0: left allmulticast mode
[  862.013291][ T8727] veth0: left promiscuous mode
[  862.013568][ T8727] br0: port 1(veth0) entered disabled state
[  862.225298][ T8727] bond0: (slave veth1): Releasing backup interface
[  862.442699][ T8727] bond0: (slave veth0): Releasing backup interface
[  862.839007][ T8727] bond0 (unregistering): Released all slaves