exec without param

           <...>-1     [000] ...1     0.782133: sched_process_exec: filename=/sbin/init pid=1 old_pid=1
           <...>-775   [000] ...1     0.860767: sched_process_exec: filename=/bin/hostname pid=775 old_pid=775
           <...>-776   [000] ...1     0.864304: sched_process_exec: filename=/bin/sh pid=776 old_pid=776
           <...>-777   [000] ...1     0.873350: sched_process_exec: filename=/bin/plymouth-upstart-bridge pid=777 old_pid=777
           <...>-778   [000] ...1     0.875820: sched_process_exec: filename=/bin/sh pid=778 old_pid=778
           <...>-779   [000] ...1     0.878268: sched_process_exec: filename=/bin/sh pid=779 old_pid=779
           <...>-780   [000] ...1     0.881505: sched_process_exec: filename=/bin/sh pid=780 old_pid=780
           <...>-781   [000] ...1     0.889139: sched_process_exec: filename=/bin/sh pid=781 old_pid=781
           <...>-781   [000] ...1     0.890123: sched_process_exec: filename=/sbin/startpar-upstart-inject pid=781 old_pid=781