With a fake_pmu the pmu_info isn't populated by perf_pmu__check_alias. In this case, don't try to copy the uninitialized values to the evsel.
Signed-off-by: Ian Rogers <irog...@google.com> --- tools/perf/util/parse-events.c | 30 +++++++++++++++++------------- 1 file changed, 17 insertions(+), 13 deletions(-) diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 9f7260e69113..3d7a48b488ed 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1533,19 +1533,23 @@ int parse_events_add_pmu(struct parse_events_state *parse_state, evsel = __add_event(list, &parse_state->idx, &attr, true, get_config_name(head_config), pmu, &config_terms, auto_merge_stats, NULL); - if (evsel) { - evsel->unit = info.unit; - evsel->scale = info.scale; - evsel->per_pkg = info.per_pkg; - evsel->snapshot = info.snapshot; - evsel->metric_expr = info.metric_expr; - evsel->metric_name = info.metric_name; - evsel->pmu_name = name ? strdup(name) : NULL; - evsel->use_uncore_alias = use_uncore_alias; - evsel->percore = config_term_percore(&evsel->config_terms); - } - - return evsel ? 0 : -ENOMEM; + if (!evsel) + return -ENOMEM; + + evsel->pmu_name = name ? strdup(name) : NULL; + evsel->use_uncore_alias = use_uncore_alias; + evsel->percore = config_term_percore(&evsel->config_terms); + + if (parse_state->fake_pmu) + return 0; + + evsel->unit = info.unit; + evsel->scale = info.scale; + evsel->per_pkg = info.per_pkg; + evsel->snapshot = info.snapshot; + evsel->metric_expr = info.metric_expr; + evsel->metric_name = info.metric_name; + return 0; } int parse_events_multi_pmu_add(struct parse_events_state *parse_state, -- 2.28.0.297.g1956fa8f8d-goog