[  925.849624][ T7850] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  925.970594][ T7851] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  926.099765][ T7852] br0: port 1(veth0) entered blocking state
[  926.100034][ T7852] br0: port 1(veth0) entered disabled state
[  926.100304][ T7852] veth0: entered allmulticast mode
[  926.101611][ T7852] veth0: entered promiscuous mode
[  926.265715][ T7853] br0: port 2(veth1) entered blocking state
[  926.265977][ T7853] br0: port 2(veth1) entered disabled state
[  926.266207][ T7853] veth1: entered allmulticast mode
[  926.267371][ T7853] veth1: entered promiscuous mode
[  926.672569][   T50] br0: port 1(veth0) entered blocking state
[  926.672802][   T50] br0: port 1(veth0) entered forwarding state
[  926.673746][   T50] br0: port 2(veth1) entered blocking state
[  926.673937][   T50] br0: port 2(veth1) entered forwarding state
[  927.726929][  T253] bond0: (slave veth1): link status definitely up
[  927.727300][  T253] bond0: (slave veth1): making interface the new active one
[  927.728296][  T253] bond0: active interface up!
[  928.239316][   T10] veth1: left allmulticast mode
[  928.239580][   T10] veth1: left promiscuous mode
[  928.239867][   T10] br0: port 2(veth1) entered disabled state
[  928.241577][   T10] veth0: left allmulticast mode
[  928.241754][   T10] veth0: left promiscuous mode
[  928.242022][   T10] br0: port 1(veth0) entered disabled state
[  928.276391][   T10] bond0: (slave veth1): Releasing backup interface
[  928.295235][   T10] bond0: (slave veth0): Releasing backup interface
[  928.369168][   T10] bond0 (unregistering): Released all slaves