[  457.651707][T17043] sctp: Hash tables configured (bind 32/56)
[  477.510495][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.059980][    C0] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.363306][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.596165][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.672339][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.774108][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  478.977230][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  479.101625][    C2] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  479.331892][    C3] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  479.566226][    C1] TCP: request_sock_TCP: Possible SYN flooding on port 127.0.0.1:23456. Sending cookies.
[  492.782373][T17258] grep (17258) used greatest stack depth: 23856 bytes left
[  535.806044][T17737] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this.
[  535.848593][T17739] br0: port 1(veth0) entered blocking state
[  535.848926][T17739] br0: port 1(veth0) entered disabled state
[  535.849168][T17739] veth0: entered allmulticast mode
[  535.851539][T17739] veth0: entered promiscuous mode
[  535.895259][T17742] br0: port 2(veth1) entered blocking state
[  535.895452][T17742] br0: port 2(veth1) entered disabled state
[  535.895740][T17742] veth1: entered allmulticast mode
[  535.897710][T17742] veth1: entered promiscuous mode
[  535.925410][T17744] br0: port 2(veth1) entered blocking state
[  535.925768][T17744] br0: port 2(veth1) entered forwarding state
[  535.926319][T17744] br0: port 1(veth0) entered blocking state
[  535.926549][T17744] br0: port 1(veth0) entered forwarding state
[  542.067300][T17761] nf_queue (17761) used greatest stack depth: 23648 bytes left
[  542.069818][T17762] nf_queue (17762) used greatest stack depth: 22480 bytes left
[  547.914474][   T12] br0: port 1(veth0) entered disabled state
[  547.918058][   T12] veth0 (unregistering): left allmulticast mode
[  547.918426][   T12] veth0 (unregistering): left promiscuous mode
[  547.918661][   T12] br0: port 1(veth0) entered disabled state
[  548.038678][   T12] br0: port 2(veth1) entered disabled state
[  548.040961][   T12] veth1 (unregistering): left allmulticast mode
[  548.041139][   T12] veth1 (unregistering): left promiscuous mode
[  548.041310][   T12] br0: port 2(veth1) entered disabled state