[  820.000359][ T4002] br1: port 1(veth1) entered blocking state
[  820.001204][ T4002] br1: port 1(veth1) entered disabled state
[  820.001750][ T4002] veth1: entered allmulticast mode
[  820.004050][ T4002] veth1: entered promiscuous mode
[  820.100348][   T46] br1: port 1(veth1) entered blocking state
[  820.100857][   T46] br1: port 1(veth1) entered forwarding state
[  820.187100][ T4004] br1: port 2(veth2) entered blocking state
[  820.187395][ T4004] br1: port 2(veth2) entered disabled state
[  820.187694][ T4004] veth2: entered allmulticast mode
[  820.189731][ T4004] veth2: entered promiscuous mode
[  820.294039][   T46] br1: port 2(veth2) entered blocking state
[  820.294342][   T46] br1: port 2(veth2) entered forwarding state
[  936.551677][ T5397] br1: port 2(veth2) entered disabled state
[  936.641857][ T5398] veth2: left allmulticast mode
[  936.642092][ T5398] veth2: left promiscuous mode
[  936.642451][ T5398] br1: port 2(veth2) entered disabled state
[  936.659878][ T5398] ip (5398) used greatest stack depth: 23936 bytes left
[  936.731849][ T5399] br1: port 1(veth1) entered disabled state
[  936.816994][ T5400] veth1: left allmulticast mode
[  936.817246][ T5400] veth1: left promiscuous mode
[  936.817581][ T5400] br1: port 1(veth1) entered disabled state