[  837.588567][ T9282] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  837.692149][ T9283] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  837.782056][ T9284] br0: port 1(veth0) entered blocking state
[  837.782334][ T9284] br0: port 1(veth0) entered disabled state
[  837.782710][ T9284] veth0: entered allmulticast mode
[  837.783947][ T9284] veth0: entered promiscuous mode
[  837.875261][ T9285] br0: port 2(veth1) entered blocking state
[  837.875732][ T9285] br0: port 2(veth1) entered disabled state
[  837.876154][ T9285] veth1: entered allmulticast mode
[  837.878906][ T9285] veth1: entered promiscuous mode
[  838.292328][ T5530] br0: port 1(veth0) entered blocking state
[  838.292774][ T5530] br0: port 1(veth0) entered forwarding state
[  838.294348][ T5530] br0: port 2(veth1) entered blocking state
[  838.294723][ T5530] br0: port 2(veth1) entered forwarding state
[  839.564956][ T4681] bond0: (slave veth1): link status definitely up
[  839.565399][ T4681] bond0: (slave veth1): making interface the new active one
[  839.566888][ T4681] bond0: active interface up!
[  840.065993][ T4681] veth1: left allmulticast mode
[  840.066290][ T4681] veth1: left promiscuous mode
[  840.066752][ T4681] br0: port 2(veth1) entered disabled state
[  840.069658][ T4681] veth0: left allmulticast mode
[  840.069891][ T4681] veth0: left promiscuous mode
[  840.070279][ T4681] br0: port 1(veth0) entered disabled state
[  840.261516][ T4681] bond0: (slave veth1): Releasing backup interface
[  840.494666][ T4681] bond0: (slave veth0): Releasing backup interface
[  840.907377][ T4681] bond0 (unregistering): Released all slaves