perf stat: Don't size aggregation ids from user_requested_cpus

As evsels may have additional CPU terms, the user_requested_cpus may
not reflect all the CPUs requested. Use evlist->all_cpus to size the
array as that reflects all the CPUs potentially needed by the evlist.

Reviewed-by: Thomas Falcon <thomas.falcon@intel.com>
Signed-off-by: Ian Rogers <irogers@google.com>
Tested-by: James Clark <james.clark@linaro.org>
Link: https://lore.kernel.org/r/20250719030517.1990983-4-irogers@google.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>

Author: captain5050

tools/perf/builtin-stat.c

@@ -1513,11 +1513,8 @@ static int perf_stat_init_aggr_mode(void)
 	 * taking the highest cpu number to be the size of
 	 * the aggregation translate cpumap.
 	 */
-	if (!perf_cpu_map__is_any_cpu_or_is_empty(evsel_list->core.user_requested_cpus))
-		nr = perf_cpu_map__max(evsel_list->core.user_requested_cpus).cpu;
-	else
-		nr = 0;
-	stat_config.cpus_aggr_map = cpu_aggr_map__empty_new(nr + 1);
+	nr = perf_cpu_map__max(evsel_list->core.all_cpus).cpu + 1;
+	stat_config.cpus_aggr_map = cpu_aggr_map__empty_new(nr);
 	return stat_config.cpus_aggr_map ? 0 : -ENOMEM;
 }