[  464.961762][T17081] sctp: Hash tables configured (bind 32/56)
[  485.619896][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  485.954609][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.024728][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.230442][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.328386][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.484151][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.645820][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.787689][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  486.965070][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  487.199512][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  548.115933][T17751] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  548.176111][T17752] br0: port 1(veth0) entered blocking state
[  548.177024][T17752] br0: port 1(veth0) entered disabled state
[  548.177410][T17752] veth0: entered allmulticast mode
[  548.180141][T17752] veth0: entered promiscuous mode
[  548.213809][T17753] br0: port 2(veth1) entered blocking state
[  548.214223][T17753] br0: port 2(veth1) entered disabled state
[  548.214636][T17753] veth1: entered allmulticast mode
[  548.225560][T17753] veth1: entered promiscuous mode
[  548.264397][T17757] br0: port 2(veth1) entered blocking state
[  548.265033][T17757] br0: port 2(veth1) entered forwarding state
[  548.265781][T17757] br0: port 1(veth0) entered blocking state
[  548.266136][T17757] br0: port 1(veth0) entered forwarding state
[  554.376113][T17776] nf_queue (17776) used greatest stack depth: 23312 bytes left
[  560.002366][T17794] nf_queue (17794) used greatest stack depth: 22576 bytes left
[  560.251987][   T12] br0: port 1(veth0) entered disabled state
[  560.256690][   T12] veth0 (unregistering): left allmulticast mode
[  560.257175][   T12] veth0 (unregistering): left promiscuous mode
[  560.257634][   T12] br0: port 1(veth0) entered disabled state
[  560.400435][   T12] br0: port 2(veth1) entered disabled state
[  560.404621][   T12] veth1 (unregistering): left allmulticast mode
[  560.406150][   T12] veth1 (unregistering): left promiscuous mode
[  560.406472][   T12] br0: port 2(veth1) entered disabled state