[  838.383966][ T9374] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  838.474559][ T9375] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  838.553820][ T9376] br0: port 1(veth0) entered blocking state
[  838.554140][ T9376] br0: port 1(veth0) entered disabled state
[  838.554802][ T9376] veth0: entered allmulticast mode
[  838.556076][ T9376] veth0: entered promiscuous mode
[  838.647281][ T9377] br0: port 2(veth1) entered blocking state
[  838.647840][ T9377] br0: port 2(veth1) entered disabled state
[  838.648109][ T9377] veth1: entered allmulticast mode
[  838.649352][ T9377] veth1: entered promiscuous mode
[  839.460095][   T55] br0: port 1(veth0) entered blocking state
[  839.460445][   T55] br0: port 1(veth0) entered forwarding state
[  839.461420][   T55] br0: port 2(veth1) entered blocking state
[  839.461651][   T55] br0: port 2(veth1) entered forwarding state
[  841.379903][ T8604] bond0: (slave veth0): link status definitely up
[  841.380493][ T8604] bond0: (slave veth1): link status definitely up
[  841.380682][ T8604] bond0: (slave veth0): making interface the new active one
[  841.381731][ T8604] bond0: active interface up!
[  841.664886][ T8604] veth1: left allmulticast mode
[  841.665099][ T8604] veth1: left promiscuous mode
[  841.665414][ T8604] br0: port 2(veth1) entered disabled state
[  841.666977][ T8604] veth0: left allmulticast mode
[  841.667164][ T8604] veth0: left promiscuous mode
[  841.667466][ T8604] br0: port 1(veth0) entered disabled state
[  841.817039][ T8604] bond0: (slave veth1): Releasing backup interface
[  842.020670][ T8604] bond0: (slave veth0): Releasing backup interface
[  842.385492][ T8604] bond0 (unregistering): Released all slaves