15956 --- SIGSTOP {si_signo=SIGSTOP, si_code=SI_TKILL, si_pid=15956, si_uid=0} ---
15956 --- stopped by SIGSTOP ---
15955 +++ exited with 0 +++
15956 --- SIGHUP {si_signo=SIGHUP, si_code=SI_KERNEL} ---
15956 +++ killed by SIGHUP +++
15951 +++ exited with 0 +++
