diff options
| -rw-r--r-- | erts/emulator/beam/erl_bif_trace.c | 2 | ||||
| -rw-r--r-- | erts/emulator/test/trace_SUITE.erl | 9 |
2 files changed, 8 insertions, 3 deletions
diff --git a/erts/emulator/beam/erl_bif_trace.c b/erts/emulator/beam/erl_bif_trace.c index 9861483bf0..711e62c795 100644 --- a/erts/emulator/beam/erl_bif_trace.c +++ b/erts/emulator/beam/erl_bif_trace.c @@ -810,7 +810,7 @@ Eterm trace_info_2(BIF_ALIST_2) } erts_release_code_write_permission(); - if (is_internal_ref(res)) + if (is_value(res) && is_internal_ref(res)) BIF_TRAP1(erts_await_result, BIF_P, res); BIF_RET(res); diff --git a/erts/emulator/test/trace_SUITE.erl b/erts/emulator/test/trace_SUITE.erl index 138aefb29c..979b3185a5 100644 --- a/erts/emulator/test/trace_SUITE.erl +++ b/erts/emulator/test/trace_SUITE.erl @@ -38,7 +38,8 @@ system_monitor_long_gc_1/1, system_monitor_long_gc_2/1, system_monitor_large_heap_1/1, system_monitor_large_heap_2/1, system_monitor_long_schedule/1, - bad_flag/1, trace_delivered/1, trap_exit_self_receive/1]). + bad_flag/1, trace_delivered/1, trap_exit_self_receive/1, + trace_info_badarg/1]). -include_lib("common_test/include/ct.hrl"). @@ -62,7 +63,7 @@ all() -> system_monitor_long_gc_2, system_monitor_large_heap_1, system_monitor_long_schedule, system_monitor_large_heap_2, bad_flag, trace_delivered, - trap_exit_self_receive]. + trap_exit_self_receive, trace_info_badarg]. init_per_testcase(_Case, Config) -> [{receiver,spawn(fun receiver/0)}|Config]. @@ -1734,6 +1735,10 @@ trap_exit_self_receive(Config) -> receive_nothing(), ok. +trace_info_badarg(Config) when is_list(Config) -> + catch erlang:trace_info({a,b,c},d), + ok. + drop_trace_until_down(Proc, Mon) -> drop_trace_until_down(Proc, Mon, false, 0, 0). |