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From: tip-bot for Changbin Du <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: jolsa@kernel.org, mingo@kernel.org, linux-kernel@vger.kernel.org,
	tglx@linutronix.de, daniel@iogearbox.net, hpa@zytor.com,
	acme@redhat.com, changbin.du@gmail.com, rostedt@goodmis.org,
	namhyung@kernel.org, peterz@infradead.org, ast@kernel.org
Subject: [tip:perf/urgent] perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()
Date: Fri, 22 Mar 2019 15:34:39 -0700	[thread overview]
Message-ID: <tip-d982b33133284fa7efa0e52ae06b88f9be3ea764@git.kernel.org> (raw)
In-Reply-To: <20190316080556.3075-17-changbin.du@gmail.com>

Commit-ID:  d982b33133284fa7efa0e52ae06b88f9be3ea764
Gitweb:     https://git.kernel.org/tip/d982b33133284fa7efa0e52ae06b88f9be3ea764
Author:     Changbin Du <changbin.du@gmail.com>
AuthorDate: Sat, 16 Mar 2019 16:05:56 +0800
Committer:  Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 19 Mar 2019 16:52:06 -0300

perf tests: Fix a memory leak in test__perf_evsel__tp_sched_test()

  =================================================================
  ==20875==ERROR: LeakSanitizer: detected memory leaks

  Direct leak of 1160 byte(s) in 1 object(s) allocated from:
      #0 0x7f1b6fc84138 in calloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0xee138)
      #1 0x55bd50005599 in zalloc util/util.h:23
      #2 0x55bd500068f5 in perf_evsel__newtp_idx util/evsel.c:327
      #3 0x55bd4ff810fc in perf_evsel__newtp /home/work/linux/tools/perf/util/evsel.h:216
      #4 0x55bd4ff81608 in test__perf_evsel__tp_sched_test tests/evsel-tp-sched.c:69
      #5 0x55bd4ff528e6 in run_test tests/builtin-test.c:358
      #6 0x55bd4ff52baf in test_and_print tests/builtin-test.c:388
      #7 0x55bd4ff543fe in __cmd_test tests/builtin-test.c:583
      #8 0x55bd4ff5572f in cmd_test tests/builtin-test.c:722
      #9 0x55bd4ffc4087 in run_builtin /home/changbin/work/linux/tools/perf/perf.c:302
      #10 0x55bd4ffc45c6 in handle_internal_command /home/changbin/work/linux/tools/perf/perf.c:354
      #11 0x55bd4ffc49ca in run_argv /home/changbin/work/linux/tools/perf/perf.c:398
      #12 0x55bd4ffc5138 in main /home/changbin/work/linux/tools/perf/perf.c:520
      #13 0x7f1b6e34809a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a)

  Indirect leak of 19 byte(s) in 1 object(s) allocated from:
      #0 0x7f1b6fc83f30 in __interceptor_malloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0xedf30)
      #1 0x7f1b6e3ac30f in vasprintf (/lib/x86_64-linux-gnu/libc.so.6+0x8830f)

Signed-off-by: Changbin Du <changbin.du@gmail.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Fixes: 6a6cd11d4e57 ("perf test: Add test for the sched tracepoint format fields")
Link: http://lkml.kernel.org/r/20190316080556.3075-17-changbin.du@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/tests/evsel-tp-sched.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/tests/evsel-tp-sched.c b/tools/perf/tests/evsel-tp-sched.c
index ea7acf403727..71f60c0f9faa 100644
--- a/tools/perf/tests/evsel-tp-sched.c
+++ b/tools/perf/tests/evsel-tp-sched.c
@@ -85,5 +85,6 @@ int test__perf_evsel__tp_sched_test(struct test *test __maybe_unused, int subtes
 	if (perf_evsel__test_field(evsel, "target_cpu", 4, true))
 		ret = -1;
 
+	perf_evsel__delete(evsel);
 	return ret;
 }

  reply	other threads:[~2019-03-22 22:35 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-16  8:05 [PATCH 00/16] fix some perf issues detected by ASan Changbin Du
2019-03-16  8:05 ` [PATCH 01/16] perf: add doc for how to build perf with Asan and UBSan Changbin Du
2019-03-18 10:07   ` Jiri Olsa
2019-03-18 20:08     ` Arnaldo Carvalho de Melo
2019-03-20 12:00       ` Changbin Du
2019-03-20 11:58     ` Changbin Du
2019-03-22 22:24   ` [tip:perf/urgent] perf tools: Add doc about " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 02/16] perf: list: fix memory leak in function is_event_supported Changbin Du
2019-03-22 22:25   ` [tip:perf/urgent] perf list: Don't forget to drop the reference to the allocated thread_map tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 03/16] perf: fix errors under optimization level '-Og' Changbin Du
2019-03-22 22:26   ` [tip:perf/urgent] perf tools: Fix " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 04/16] perf: fix an error in config template Changbin Du
2019-03-22 22:26   ` [tip:perf/urgent] perf config: Fix an error in the config template documentation tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 05/16] perf: fix a memory leak in collect_config Changbin Du
2019-03-22 22:27   ` [tip:perf/urgent] perf config: Fix a memory leak in collect_config() tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 06/16] perf: fix memory leak in print_sdt_events() Changbin Du
2019-03-22 22:27   ` [tip:perf/urgent] perf build-id: Fix " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 07/16] perf: top: fix heap-use-after-free issue Changbin Du
2019-03-18 10:08   ` Jiri Olsa
2019-03-22 22:28   ` [tip:perf/urgent] perf top: Delete the evlist before perf_session, fixing " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 08/16] perf: top: fix error handing in cmd_top() Changbin Du
2019-03-22 22:29   ` [tip:perf/urgent] perf top: Fix error handling " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 09/16] perf: missed a map__put() in error case Changbin Du
2019-03-22 22:29   ` [tip:perf/urgent] perf hist: Add missing " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 10/16] perf: remove map from names tree in __maps__remove Changbin Du
2019-03-22 22:30   ` [tip:perf/urgent] perf map: Remove map from 'names' tree in __maps__remove() tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 11/16] perf: purge all maps from the names tree Changbin Du
2019-03-22 22:31   ` [tip:perf/urgent] perf maps: Purge all maps from the 'names' tree tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 12/16] perf: top: fix global-buffer-overflow issue Changbin Du
2019-03-22 22:31   ` [tip:perf/urgent] perf top: Fix " tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 13/16] perf: free all counts in perf_evsel__exit Changbin Du
2019-03-18 19:39   ` Arnaldo Carvalho de Melo
2019-03-16  8:05 ` [PATCH 14/16] perf: fix a memory leak of cpu_map object Changbin Du
2019-03-22 22:33   ` [tip:perf/urgent] perf tests: Fix a memory leak of cpu_map object in the openat_syscall_event_on_all_cpus test tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 15/16] perf: fix memory leak by expr__find_other Changbin Du
2019-03-22 22:33   ` [tip:perf/urgent] perf tests: Fix memory leak by expr__find_other() in test__expr() tip-bot for Changbin Du
2019-03-16  8:05 ` [PATCH 16/16] perf: fix a memory leak in test__perf_evsel__tp_sched_test Changbin Du
2019-03-22 22:34   ` tip-bot for Changbin Du [this message]
2019-03-18 10:08 ` [PATCH 00/16] fix some perf issues detected by ASan Jiri Olsa
2019-03-18 16:16   ` Arnaldo Carvalho de Melo

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