uprobe_target_nop
uprobe_target_nop();
uprobe_target_nop();
usetup(false, false /* !use_multi */, &uprobe_target_nop);
usetup(true, false /* !use_multi */, &uprobe_target_nop);
usetup(false, true /* use_multi */, &uprobe_target_nop);
usetup(true, true /* use_multi */, &uprobe_target_nop);