On Thu, 8 Feb 2018 19:18:18 +0900 Namhyung Kim <namhyung@xxxxxxxxxx> wrote: call->event.type, > > @@ -150,6 +310,15 @@ static void func_event_trace(struct trace_event_file *trace_file, > > entry = ring_buffer_event_data(event); > > entry->ip = ip; > > entry->parent_ip = parent_ip; > > + nr_args = arch_get_func_args(pt_regs, 0, func_event->arg_cnt, args); > > + > > + list_for_each_entry(arg, &func_event->args, list) { > > + if (i < nr_args) > > + val = args[i]; > > + else > > + val = 0; > > + memcpy(&entry->data[arg->offset], &val, arg->size); > > + } > > Where is the 'i' increased? Good question. I think the increment got nuked via one of my rebases, and then most my testing happened at the end of the patch series where "i" is no longer used. But that's no excuse for keeping this bug around. I'll fix it and test again at each patch. Thanks for reporting. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html