[  756.878163][ T4422] br1: port 1(veth1) entered blocking state
[  756.878524][ T4422] br1: port 1(veth1) entered disabled state
[  756.884359][ T4422] veth1: entered allmulticast mode
[  756.886313][ T4422] veth1: entered promiscuous mode
[  757.038813][    T7] br1: port 1(veth1) entered blocking state
[  757.039099][    T7] br1: port 1(veth1) entered forwarding state
[  757.174933][ T4424] br1: port 2(veth2) entered blocking state
[  757.175329][ T4424] br1: port 2(veth2) entered disabled state
[  757.175742][ T4424] veth2: entered allmulticast mode
[  757.180837][ T4424] veth2: entered promiscuous mode
[  757.311196][   T44] br1: port 2(veth2) entered blocking state
[  757.311495][   T44] br1: port 2(veth2) entered forwarding state
[  766.415268][ T4451] tc (4451) used greatest stack depth: 22848 bytes left
[  879.993263][ T5745] br1: port 2(veth2) entered disabled state
[  880.100432][ T5746] veth2: left allmulticast mode
[  880.100690][ T5746] veth2: left promiscuous mode
[  880.101014][ T5746] br1: port 2(veth2) entered disabled state
[  880.248851][ T5747] br1: port 1(veth1) entered disabled state
[  880.409215][ T5748] veth1: left allmulticast mode
[  880.409468][ T5748] veth1: left promiscuous mode
[  880.410912][ T5748] br1: port 1(veth1) entered disabled state