[  839.074208][ T9305] bond0: (slave eth0): making interface the new active one
[  839.074931][ T9305] bond0: (slave eth0): Enslaving as an active interface with an up link
[  843.817644][ T9309] bond0: (slave eth0): Releasing backup interface
[  844.397296][ T9312] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.174373][ T8744] bond0: (slave eth0): Releasing backup interface
[  849.573075][ T8744] bond0 (unregistering): Released all slaves