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authorSverker Eriksson <[email protected]>2017-09-12 20:02:48 +0200
committerSverker Eriksson <[email protected]>2017-09-12 20:02:48 +0200
commitc8cf0eb3af418ee505f6726258cb5d34b14f8867 (patch)
tree6e6812ffa7f00bf08fed04a584cd50689e1efb21
parent4bfca4eed77e53ba1042b2fdc1e63993b44696e1 (diff)
parentf388cb3d4c3c442220b75c9d1626601791fea4bc (diff)
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Merge branch 'sverker/valgrind-fixes/OTP-14609' into maint
* sverker/valgrind-fixes/OTP-14609: erts: Suppress false memory leak for dlerror [ct] Cleanup and rename purify related functions as valgrind Revert "remove unused purify functions" erts: Fix memory leak when sending to terminating port erts: Fix harmless use of uninitialised value
-rw-r--r--erts/emulator/beam/erl_port_task.c9
-rw-r--r--erts/emulator/beam/erl_process.c1
-rw-r--r--erts/emulator/test/process_SUITE.erl6
-rw-r--r--erts/emulator/valgrind/suppress.patched.3.6.07
-rw-r--r--erts/emulator/valgrind/suppress.standard8
-rw-r--r--lib/common_test/src/test_server.erl45
-rw-r--r--lib/common_test/src/test_server_ctrl.erl9
-rw-r--r--lib/stdlib/test/id_transform_SUITE.erl9
8 files changed, 79 insertions, 15 deletions
diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c
index 1ab1e47254..4d7a86398a 100644
--- a/erts/emulator/beam/erl_port_task.c
+++ b/erts/emulator/beam/erl_port_task.c
@@ -1474,10 +1474,10 @@ erts_port_task_schedule(Eterm id,
}
#endif
- if (!pp)
- goto fail;
-
if (type != ERTS_PORT_TASK_PROC_SIG) {
+ if (!pp)
+ goto fail;
+
ptp = port_task_alloc();
ptp->type = type;
@@ -1515,6 +1515,9 @@ erts_port_task_schedule(Eterm id,
ptp->u.alive.td.psig.callback = va_arg(argp, ErtsProc2PortSigCallback);
ptp->u.alive.flags |= va_arg(argp, int);
va_end(argp);
+ if (!pp)
+ goto fail;
+
if (!(ptp->u.alive.flags & ERTS_PT_FLG_NOSUSPEND))
set_tmp_handle(ptp, pthp);
else {
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index 22d77ccbdc..b72bac00c1 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -12518,6 +12518,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader).
p->msg.first = NULL;
p->msg.last = &p->msg.first;
p->msg.save = &p->msg.first;
+ p->msg.saved_last = &p->msg.first;
p->msg.len = 0;
#ifdef ERTS_SMP
p->msg_inq.first = NULL;
diff --git a/erts/emulator/test/process_SUITE.erl b/erts/emulator/test/process_SUITE.erl
index 6ded7ff1c9..a9f20f9928 100644
--- a/erts/emulator/test/process_SUITE.erl
+++ b/erts/emulator/test/process_SUITE.erl
@@ -152,7 +152,11 @@ spawn_with_binaries(Config) when is_list(Config) ->
TwoMeg = lists:duplicate(1024, L),
Fun = fun() -> spawn(?MODULE, binary_owner, [list_to_binary(TwoMeg)]),
receive after 1 -> ok end end,
- test_server:do_times(150, Fun),
+ Iter = case test_server:is_valgrind() of
+ true -> 10;
+ false -> 150
+ end,
+ test_server:do_times(Iter, Fun),
ok.
binary_owner(Bin) when is_binary(Bin) ->
diff --git a/erts/emulator/valgrind/suppress.patched.3.6.0 b/erts/emulator/valgrind/suppress.patched.3.6.0
index fcde4a0123..29f2d3d62d 100644
--- a/erts/emulator/valgrind/suppress.patched.3.6.0
+++ b/erts/emulator/valgrind/suppress.patched.3.6.0
@@ -374,3 +374,10 @@ fun:erts_debug_set_internal_state_2
fun:process_main
}
+{
+Thread specific dlerror buffer. Either bug in libc or valgrind.
+Memcheck:Leak
+...
+fun:_dlerror_run
+...
+}
diff --git a/erts/emulator/valgrind/suppress.standard b/erts/emulator/valgrind/suppress.standard
index bb07c92fc1..99a3ee4048 100644
--- a/erts/emulator/valgrind/suppress.standard
+++ b/erts/emulator/valgrind/suppress.standard
@@ -342,3 +342,11 @@ fun:erts_debug_set_internal_state_2
fun:process_main
}
+{
+Thread specific dlerror buffer. Either bug in libc or valgrind.
+Memcheck:Leak
+...
+fun:_dlerror_run
+...
+}
+
diff --git a/lib/common_test/src/test_server.erl b/lib/common_test/src/test_server.erl
index ee3a5e4bba..dc6b7a536c 100644
--- a/lib/common_test/src/test_server.erl
+++ b/lib/common_test/src/test_server.erl
@@ -21,7 +21,7 @@
-define(DEFAULT_TIMETRAP_SECS, 60).
%%% TEST_SERVER_CTRL INTERFACE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
--export([run_test_case_apply/1,init_target_info/0]).
+-export([run_test_case_apply/1,init_target_info/0,init_valgrind/0]).
-export([cover_compile/1,cover_analyse/2]).
%%% TEST_SERVER_SUP INTERFACE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -49,6 +49,10 @@
-export([break/1,break/2,break/3,continue/0,continue/1]).
+%%% DEBUGGER INTERFACE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+-export([valgrind_new_leaks/0, valgrind_format/2,
+ is_valgrind/0]).
+
%%% PRIVATE EXPORTED %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-export([]).
@@ -69,6 +73,10 @@ init_target_info() ->
username=test_server_sup:get_username(),
cookie=atom_to_list(erlang:get_cookie())}.
+init_valgrind() ->
+ valgrind_new_leaks().
+
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% cover_compile(#cover{app=App,incl=Include,excl=Exclude,cross=Cross}) ->
%% {ok,#cover{mods=AnalyseModules}} | {error,Reason}
@@ -358,11 +366,12 @@ stick_all_sticky(Node,Sticky) ->
%% compensate timetraps for runtime delays introduced by e.g. tools like
%% cover.
-run_test_case_apply({Mod,Func,Args,Name,RunInit,TimetrapData}) ->
+run_test_case_apply({CaseNum,Mod,Func,Args,Name,RunInit,TimetrapData}) ->
case is_valgrind() of
false ->
ok;
true ->
+ valgrind_format("Test case #~w ~w:~w/1", [CaseNum, Mod, Func]),
os:putenv("VALGRIND_LOGFILE_INFIX",atom_to_list(Mod)++"."++
atom_to_list(Func)++"-")
end,
@@ -370,6 +379,7 @@ run_test_case_apply({Mod,Func,Args,Name,RunInit,TimetrapData}) ->
Result = run_test_case_apply(Mod, Func, Args, Name, RunInit,
TimetrapData),
ProcAft = erlang:system_info(process_count),
+ valgrind_new_leaks(),
DetFail = get(test_server_detected_fail),
{Result,DetFail,ProcBef,ProcAft}.
@@ -2735,11 +2745,36 @@ is_commercial() ->
%%
%% Returns true if valgrind is running, else false
is_valgrind() ->
- case os:getenv("TS_RUN_VALGRIND") of
- false -> false;
- _ -> true
+ case catch erlang:system_info({valgrind, running}) of
+ {'EXIT', _} -> false;
+ Res -> Res
end.
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% DEBUGGER INTERFACE %%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% valgrind_new_leaks() -> ok
+%%
+%% Checks for new memory leaks if Valgrind is active.
+valgrind_new_leaks() ->
+ catch erlang:system_info({valgrind, memory}),
+ ok.
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% valgrind_format(Format, Args) -> ok
+%% Format = string()
+%% Args = lists()
+%%
+%% Outputs the formatted string to Valgrind's logfile,if Valgrind is active.
+valgrind_format(Format, Args) ->
+ (catch erlang:system_info({valgrind, io_lib:format(Format, Args)})),
+ ok.
+
+
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%% Apply given function and reply to caller or proxy.
diff --git a/lib/common_test/src/test_server_ctrl.erl b/lib/common_test/src/test_server_ctrl.erl
index 9412c43187..71978c7267 100644
--- a/lib/common_test/src/test_server_ctrl.erl
+++ b/lib/common_test/src/test_server_ctrl.erl
@@ -2163,6 +2163,7 @@ do_add_end_per_suite_and_skip(LastMod, LastRef, Mod, FwMod) ->
%% Runs the specified tests, then displays/logs the summary.
run_test_cases(TestSpec, Config, TimetrapData) ->
+ test_server:init_valgrind(),
case lists:member(no_src, get(test_server_logopts)) of
true ->
ok;
@@ -3796,7 +3797,7 @@ run_test_case1(Ref, Num, Mod, Func, Args, RunInit,
%% run the test case
{Result,DetectedFail,ProcsBefore,ProcsAfter} =
- run_test_case_apply(Mod, Func, [UpdatedArgs], GrName,
+ run_test_case_apply(Num, Mod, Func, [UpdatedArgs], GrName,
RunInit, TimetrapData),
{Time,RetVal,Loc,Opts,Comment} =
case Result of
@@ -4366,7 +4367,7 @@ do_format_exception(Reason={Error,Stack}) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% run_test_case_apply(Mod, Func, Args, Name, RunInit,
+%% run_test_case_apply(CaseNum, Mod, Func, Args, Name, RunInit,
%% TimetrapData) ->
%% {{Time,RetVal,Loc,Opts,Comment},DetectedFail,ProcessesBefore,ProcessesAfter} |
%% {{died,Reason,unknown,Comment},DetectedFail,ProcessesBefore,ProcessesAfter}
@@ -4380,9 +4381,9 @@ do_format_exception(Reason={Error,Stack}) ->
%% ProcessesBefore = ProcessesAfter = integer()
%%
-run_test_case_apply(Mod, Func, Args, Name, RunInit,
+run_test_case_apply(CaseNum, Mod, Func, Args, Name, RunInit,
TimetrapData) ->
- test_server:run_test_case_apply({Mod,Func,Args,Name,RunInit,
+ test_server:run_test_case_apply({CaseNum,Mod,Func,Args,Name,RunInit,
TimetrapData}).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
diff --git a/lib/stdlib/test/id_transform_SUITE.erl b/lib/stdlib/test/id_transform_SUITE.erl
index 3d4ae1a189..186df41d3f 100644
--- a/lib/stdlib/test/id_transform_SUITE.erl
+++ b/lib/stdlib/test/id_transform_SUITE.erl
@@ -61,8 +61,13 @@ id_transform(Config) when is_list(Config) ->
"erl_id_trans.erl"]),
{ok,erl_id_trans,Bin} = compile:file(File,[binary]),
{module,erl_id_trans} = code:load_binary(erl_id_trans, File, Bin),
- ct:timetrap({hours,1}),
- run_in_test_suite().
+ case test_server:is_valgrind() of
+ false ->
+ ct:timetrap({hours,1}),
+ run_in_test_suite();
+ true ->
+ {skip,"Valgrind (too slow)"}
+ end.
run_in_test_suite() ->
SuperDir = filename:dirname(filename:dirname(code:which(?MODULE))),