[   31.007065][  T246] bond0: (slave eth0): making interface the new active one
[   31.008000][  T246] bond0: (slave eth0): Enslaving as an active interface with an up link
[   31.414738][  T247] ip (247) used greatest stack depth: 23976 bytes left
[   36.550360][  T250] bond0: (slave eth0): Releasing backup interface
[   37.610135][  T253] bond0: (slave eth0): Enslaving as an active interface with an up link
[   42.769105][   T11] bond0: (slave eth0): Releasing backup interface
[   43.002641][   T11] bond0 (unregistering): Released all slaves