[  834.199584][ T9431] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  834.290197][ T9432] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.379320][ T9433] br0: port 1(veth0) entered blocking state
[  834.379653][ T9433] br0: port 1(veth0) entered disabled state
[  834.379900][ T9433] veth0: entered allmulticast mode
[  834.381605][ T9433] veth0: entered promiscuous mode
[  834.493197][ T9434] br0: port 2(veth1) entered blocking state
[  834.493605][ T9434] br0: port 2(veth1) entered disabled state
[  834.493867][ T9434] veth1: entered allmulticast mode
[  834.495066][ T9434] veth1: entered promiscuous mode
[  834.927883][   T38] br0: port 1(veth0) entered blocking state
[  834.928185][   T38] br0: port 1(veth0) entered forwarding state
[  834.929146][   T38] br0: port 2(veth1) entered blocking state
[  834.929374][   T38] br0: port 2(veth1) entered forwarding state
[  836.166749][ T8397] bond0: (slave veth1): link status definitely up
[  836.167228][ T8397] bond0: (slave veth1): making interface the new active one
[  836.168479][ T8397] bond0: active interface up!
[  836.535602][ T8397] veth1: left allmulticast mode
[  836.535829][ T8397] veth1: left promiscuous mode
[  836.536165][ T8397] br0: port 2(veth1) entered disabled state
[  836.538707][ T8397] veth0: left allmulticast mode
[  836.539171][ T8397] veth0: left promiscuous mode
[  836.539719][ T8397] br0: port 1(veth0) entered disabled state
[  836.706157][ T8397] bond0: (slave veth1): Releasing backup interface
[  836.890897][ T8397] bond0: (slave veth0): Releasing backup interface
[  837.270295][ T8397] bond0 (unregistering): Released all slaves