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

NAME
function::raise - raise a signal in the current thread
SYNOPSIS
raise(signo:long)
ARGUMENTS
signo
signal number
DESCRIPTION
This function calls the kernel send_sig routine on the current thread, with the given raw unchecked
signal number. It may raise an error if send_sig failed. It requires guru mode.
SystemTap Tapset Reference March 2016 FUNCTION::RAISE(3stap)