[  939.392042][ T7701] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  939.540097][ T7702] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  939.662933][ T7703] br0: port 1(veth0) entered blocking state
[  939.663207][ T7703] br0: port 1(veth0) entered disabled state
[  939.663469][ T7703] veth0: entered allmulticast mode
[  939.665643][ T7703] veth0: entered promiscuous mode
[  939.803390][ T7704] br0: port 2(veth1) entered blocking state
[  939.803629][ T7704] br0: port 2(veth1) entered disabled state
[  939.804416][ T7704] veth1: entered allmulticast mode
[  939.805565][ T7704] veth1: entered promiscuous mode
[  940.176586][   T50] br0: port 1(veth0) entered blocking state
[  940.176958][   T50] br0: port 1(veth0) entered forwarding state
[  940.178357][   T50] br0: port 2(veth1) entered blocking state
[  940.178657][   T50] br0: port 2(veth1) entered forwarding state
[  941.296234][ T6809] bond0: (slave veth1): link status definitely up
[  941.296554][ T6809] bond0: (slave veth1): making interface the new active one
[  941.297448][ T6809] bond0: active interface up!
[  941.928888][ T6809] veth1: left allmulticast mode
[  941.929074][ T6809] veth1: left promiscuous mode
[  941.929343][ T6809] br0: port 2(veth1) entered disabled state
[  941.931245][ T6809] veth0: left allmulticast mode
[  941.931402][ T6809] veth0: left promiscuous mode
[  941.931704][ T6809] br0: port 1(veth0) entered disabled state
[  941.972234][ T6809] bond0: (slave veth1): Releasing backup interface
[  941.995982][ T6809] bond0: (slave veth0): Releasing backup interface
[  942.081135][ T6809] bond0 (unregistering): Released all slaves