[  836.436255][ T9403] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  836.571064][ T9404] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  836.692687][ T9405] br0: port 1(veth0) entered blocking state
[  836.693102][ T9405] br0: port 1(veth0) entered disabled state
[  836.693525][ T9405] veth0: entered allmulticast mode
[  836.696335][ T9405] veth0: entered promiscuous mode
[  836.793134][ T9406] br0: port 2(veth1) entered blocking state
[  836.793429][ T9406] br0: port 2(veth1) entered disabled state
[  836.794398][ T9406] veth1: entered allmulticast mode
[  836.795654][ T9406] veth1: entered promiscuous mode
[  837.379355][  T271] br0: port 1(veth0) entered blocking state
[  837.379751][  T271] br0: port 1(veth0) entered forwarding state
[  837.380954][  T271] br0: port 2(veth1) entered blocking state
[  837.381246][  T271] br0: port 2(veth1) entered forwarding state
[  838.434890][ T8634] bond0: (slave veth1): link status definitely up
[  838.435587][ T8634] bond0: (slave veth1): making interface the new active one
[  838.437286][ T8634] bond0: active interface up!
[  838.901311][   T11] veth1: left allmulticast mode
[  838.901543][   T11] veth1: left promiscuous mode
[  838.901837][   T11] br0: port 2(veth1) entered disabled state
[  838.905007][   T11] veth0: left allmulticast mode
[  838.905274][   T11] veth0: left promiscuous mode
[  838.905704][   T11] br0: port 1(veth0) entered disabled state
[  839.100977][   T11] bond0: (slave veth1): Releasing backup interface
[  839.269127][   T11] bond0: (slave veth0): Releasing backup interface
[  839.637599][   T11] bond0 (unregistering): Released all slaves