[   28.674713][  T238] bond0: (slave eth0): making interface the new active one
[   28.676084][  T238] bond0: (slave eth0): Enslaving as an active interface with an up link
[   28.690658][  T238] ip (238) used greatest stack depth: 24080 bytes left
[   34.010627][  T242] bond0: (slave eth0): Releasing backup interface
[   34.966336][  T246] bond0: (slave eth0): Enslaving as an active interface with an up link
[   39.866546][   T72] bond0: (slave eth0): Releasing backup interface
[   40.001584][   T72] bond0 (unregistering): Released all slaves