probe::signal.sys_tgkill.return - Sending kill signal to a thread group completed

       probe::signal.sys_tgkill.return - Sending kill signal to a thread group completed

tapset::signal(3stap)

SystemTap Tapset Reference                         April 2024                          PROBE::SIGNAL.SYS_(3stap)

       signal.sys_tgkill.return

name
           Name of the probe point

       retstr
           The return value to either __group_send_sig_info,