[  939.408493][ T7647] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  939.593559][ T7648] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  939.732974][ T7649] br0: port 1(veth0) entered blocking state
[  939.733570][ T7649] br0: port 1(veth0) entered disabled state
[  939.733809][ T7649] veth0: entered allmulticast mode
[  939.734988][ T7649] veth0: entered promiscuous mode
[  939.879565][ T7650] br0: port 2(veth1) entered blocking state
[  939.879945][ T7650] br0: port 2(veth1) entered disabled state
[  939.880337][ T7650] veth1: entered allmulticast mode
[  939.882325][ T7650] veth1: entered promiscuous mode
[  940.192008][   T50] br0: port 1(veth0) entered blocking state
[  940.192371][   T50] br0: port 1(veth0) entered forwarding state
[  940.194073][   T50] br0: port 2(veth1) entered blocking state
[  940.194371][   T50] br0: port 2(veth1) entered forwarding state
[  941.318779][ T7036] bond0: (slave veth1): link status definitely up
[  941.319267][ T7036] bond0: (slave veth1): making interface the new active one
[  941.320585][ T7036] bond0: active interface up!
[  941.906112][ T4482] veth1: left allmulticast mode
[  941.906343][ T4482] veth1: left promiscuous mode
[  941.906630][ T4482] br0: port 2(veth1) entered disabled state
[  941.908909][ T4482] veth0: left allmulticast mode
[  941.909090][ T4482] veth0: left promiscuous mode
[  941.909530][ T4482] br0: port 1(veth0) entered disabled state
[  941.954205][ T4482] bond0: (slave veth1): Releasing backup interface
[  941.975238][ T4482] bond0: (slave veth0): Releasing backup interface
[  942.050700][ T4482] bond0 (unregistering): Released all slaves