[  816.960372][ T9287] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  817.048988][ T9288] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  817.169060][ T9289] br0: port 1(veth0) entered blocking state
[  817.169722][ T9289] br0: port 1(veth0) entered disabled state
[  817.169969][ T9289] veth0: entered allmulticast mode
[  817.171216][ T9289] veth0: entered promiscuous mode
[  817.281827][ T9290] br0: port 2(veth1) entered blocking state
[  817.282296][ T9290] br0: port 2(veth1) entered disabled state
[  817.282689][ T9290] veth1: entered allmulticast mode
[  817.284749][ T9290] veth1: entered promiscuous mode
[  817.692265][ T2554] br0: port 1(veth0) entered blocking state
[  817.692647][ T2554] br0: port 1(veth0) entered forwarding state
[  817.694216][ T2554] br0: port 2(veth1) entered blocking state
[  817.694616][ T2554] br0: port 2(veth1) entered forwarding state
[  818.948770][ T4247] bond0: (slave veth1): link status definitely up
[  818.949383][ T4247] bond0: (slave veth1): making interface the new active one
[  818.951100][ T4247] bond0: active interface up!
[  819.441229][ T4247] veth1: left allmulticast mode
[  819.441501][ T4247] veth1: left promiscuous mode
[  819.441822][ T4247] br0: port 2(veth1) entered disabled state
[  819.444087][ T4247] veth0: left allmulticast mode
[  819.444342][ T4247] veth0: left promiscuous mode
[  819.444643][ T4247] br0: port 1(veth0) entered disabled state
[  819.612103][ T4247] bond0: (slave veth1): Releasing backup interface
[  819.820041][ T4247] bond0: (slave veth0): Releasing backup interface
[  820.159158][ T4247] bond0 (unregistering): Released all slaves