Provided by: systemtap-doc_2.3-1ubuntu1.4_all 

NAME
probe::tcp.disconnect.return - TCP socket disconnection complete
SYNOPSIS
tcp.disconnect.return
VALUES
ret
Error code (0: no error)
name
Name of this probe
CONTEXT
The process which disconnects tcp
SystemTap Tapset Reference March 2016 PROBE::TCP.DISCONN(3stap)