[  865.773713][ T9554] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  865.874931][ T9555] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  865.978758][ T9556] br0: port 1(veth0) entered blocking state
[  865.979188][ T9556] br0: port 1(veth0) entered disabled state
[  865.979580][ T9556] veth0: entered allmulticast mode
[  865.981673][ T9556] veth0: entered promiscuous mode
[  866.094670][ T9557] br0: port 2(veth1) entered blocking state
[  866.094960][ T9557] br0: port 2(veth1) entered disabled state
[  866.095232][ T9557] veth1: entered allmulticast mode
[  866.096508][ T9557] veth1: entered promiscuous mode
[  866.450682][   T38] br0: port 1(veth0) entered blocking state
[  866.450935][   T38] br0: port 1(veth0) entered forwarding state
[  866.452282][   T38] br0: port 2(veth1) entered blocking state
[  866.452493][   T38] br0: port 2(veth1) entered forwarding state
[  867.714949][ T8744] bond0: (slave veth1): link status definitely up
[  867.715750][ T8744] bond0: (slave veth1): making interface the new active one
[  867.717343][ T8744] bond0: active interface up!
[  867.975239][ T8744] veth1: left allmulticast mode
[  867.976333][ T8744] veth1: left promiscuous mode
[  867.976964][ T8744] br0: port 2(veth1) entered disabled state
[  867.980458][ T8744] veth0: left allmulticast mode
[  867.980662][ T8744] veth0: left promiscuous mode
[  867.980955][ T8744] br0: port 1(veth0) entered disabled state
[  868.184073][ T8744] bond0: (slave veth1): Releasing backup interface
[  868.313483][ T8744] bond0: (slave veth0): Releasing backup interface
[  868.507379][ T8744] bond0 (unregistering): Released all slaves