[  535.261036][T19072] sctp: Hash tables configured (bind 32/56)
[  555.644064][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  555.878064][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  556.058370][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  556.231124][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  556.668784][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  556.807194][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  557.011665][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  557.551790][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  557.600553][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  557.631350][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  615.295640][T19720] br0: port 1(veth0) entered blocking state
[  615.296061][T19720] br0: port 1(veth0) entered disabled state
[  615.296465][T19720] veth0: entered allmulticast mode
[  615.298254][T19720] veth0: entered promiscuous mode
[  615.345230][T19721] br0: port 2(veth1) entered blocking state
[  615.345658][T19721] br0: port 2(veth1) entered disabled state
[  615.346018][T19721] veth1: entered allmulticast mode
[  615.347755][T19721] veth1: entered promiscuous mode
[  615.379789][T19722] br0: port 2(veth1) entered blocking state
[  615.380220][T19722] br0: port 2(veth1) entered forwarding state
[  615.380841][T19722] br0: port 1(veth0) entered blocking state
[  615.381262][T19722] br0: port 1(veth0) entered forwarding state
[  627.895488][   T64] br0: port 1(veth0) entered disabled state
[  627.900640][   T64] veth0 (unregistering): left allmulticast mode
[  627.901078][   T64] veth0 (unregistering): left promiscuous mode
[  627.901571][   T64] br0: port 1(veth0) entered disabled state
[  628.054402][   T64] br0: port 2(veth1) entered disabled state
[  628.058834][   T64] veth1 (unregistering): left allmulticast mode
[  628.059363][   T64] veth1 (unregistering): left promiscuous mode
[  628.059715][   T64] br0: port 2(veth1) entered disabled state