[  817.542453][ T9782] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  817.618818][ T9783] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  817.727057][ T9784] br0: port 1(veth0) entered blocking state
[  817.727363][ T9784] br0: port 1(veth0) entered disabled state
[  817.727620][ T9784] veth0: entered allmulticast mode
[  817.728779][ T9784] veth0: entered promiscuous mode
[  817.813287][ T9785] br0: port 2(veth1) entered blocking state
[  817.813549][ T9785] br0: port 2(veth1) entered disabled state
[  817.813802][ T9785] veth1: entered allmulticast mode
[  817.815013][ T9785] veth1: entered promiscuous mode
[  818.232047][   T56] br0: port 1(veth0) entered blocking state
[  818.232353][   T56] br0: port 1(veth0) entered forwarding state
[  818.233291][   T56] br0: port 2(veth1) entered blocking state
[  818.233502][   T56] br0: port 2(veth1) entered forwarding state
[  819.518910][   T11] bond0: (slave veth1): link status definitely up
[  819.519296][   T11] bond0: (slave veth1): making interface the new active one
[  819.520207][   T11] bond0: active interface up!
[  819.839370][   T11] veth1: left allmulticast mode
[  819.839887][   T11] veth1: left promiscuous mode
[  819.840177][   T11] br0: port 2(veth1) entered disabled state
[  819.842787][   T11] veth0: left allmulticast mode
[  819.842989][   T11] veth0: left promiscuous mode
[  819.843338][   T11] br0: port 1(veth0) entered disabled state
[  819.967660][   T11] bond0: (slave veth1): Releasing backup interface
[  820.101062][   T11] bond0: (slave veth0): Releasing backup interface
[  820.497415][   T11] bond0 (unregistering): Released all slaves