[  924.179125][ T7509] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  924.316469][ T7510] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  924.458687][ T7511] br0: port 1(veth0) entered blocking state
[  924.459547][ T7511] br0: port 1(veth0) entered disabled state
[  924.459847][ T7511] veth0: entered allmulticast mode
[  924.461164][ T7511] veth0: entered promiscuous mode
[  924.590704][ T7512] br0: port 2(veth1) entered blocking state
[  924.590994][ T7512] br0: port 2(veth1) entered disabled state
[  924.591243][ T7512] veth1: entered allmulticast mode
[  924.592439][ T7512] veth1: entered promiscuous mode
[  924.747706][   T50] br0: port 1(veth0) entered blocking state
[  924.748006][   T50] br0: port 1(veth0) entered forwarding state
[  925.799459][ T4439] br0: port 2(veth1) entered blocking state
[  925.799730][ T4439] br0: port 2(veth1) entered forwarding state
[  927.144346][   T74] bond0: (slave veth0): link status definitely up
[  927.150834][   T74] bond0: (slave veth1): link status definitely up
[  927.151056][   T74] bond0: (slave veth0): making interface the new active one
[  927.152079][   T74] bond0: active interface up!
[  927.517220][   T74] veth1: left allmulticast mode
[  927.517427][   T74] veth1: left promiscuous mode
[  927.517732][   T74] br0: port 2(veth1) entered disabled state
[  927.519346][   T74] veth0: left allmulticast mode
[  927.519510][   T74] veth0: left promiscuous mode
[  927.520060][   T74] br0: port 1(veth0) entered disabled state
[  927.552905][   T74] bond0: (slave veth1): Releasing backup interface
[  927.565960][   T74] bond0: (slave veth0): Releasing backup interface
[  927.681269][   T74] bond0 (unregistering): Released all slaves