Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::scheduler.signal_send - Sending a signal
SYNOPSIS
scheduler.signal_send
VALUES
name
name of the probe point
pid
pid of the process sending signal
signal_number
signal number
SEE ALSO
tapset::scheduler(3stap)
SystemTap Tapset Reference April 2016 PROBE::SCHEDULER.S(3stap)