[  866.657393][ T9569] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  866.764135][ T9570] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  866.875411][ T9571] br0: port 1(veth0) entered blocking state
[  866.875814][ T9571] br0: port 1(veth0) entered disabled state
[  866.876080][ T9571] veth0: entered allmulticast mode
[  866.878011][ T9571] veth0: entered promiscuous mode
[  866.989664][ T9572] br0: port 2(veth1) entered blocking state
[  866.989952][ T9572] br0: port 2(veth1) entered disabled state
[  866.990216][ T9572] veth1: entered allmulticast mode
[  866.992068][ T9572] veth1: entered promiscuous mode
[  867.382214][ T1385] br0: port 1(veth0) entered blocking state
[  867.382648][ T1385] br0: port 1(veth0) entered forwarding state
[  867.393181][ T1385] br0: port 2(veth1) entered blocking state
[  867.393439][ T1385] br0: port 2(veth1) entered forwarding state
[  868.607852][ T4600] bond0: (slave veth1): link status definitely up
[  868.608411][ T4600] bond0: (slave veth1): making interface the new active one
[  868.609939][ T4600] bond0: active interface up!
[  868.826082][ T4600] veth1: left allmulticast mode
[  868.826484][ T4600] veth1: left promiscuous mode
[  868.826989][ T4600] br0: port 2(veth1) entered disabled state
[  868.830793][ T4600] veth0: left allmulticast mode
[  868.831148][ T4600] veth0: left promiscuous mode
[  868.831643][ T4600] br0: port 1(veth0) entered disabled state
[  869.013368][ T4600] bond0: (slave veth1): Releasing backup interface
[  869.238380][ T4600] bond0: (slave veth0): Releasing backup interface
[  869.660440][ T4600] bond0 (unregistering): Released all slaves