From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E134C43381 for ; Sat, 16 Mar 2019 08:06:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6DBE1218FC for ; Sat, 16 Mar 2019 08:06:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="C5zBP7eP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726837AbfCPIGh (ORCPT ); Sat, 16 Mar 2019 04:06:37 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:43920 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725940AbfCPIGf (ORCPT ); Sat, 16 Mar 2019 04:06:35 -0400 Received: by mail-pg1-f195.google.com with SMTP id l11so7997599pgq.10; Sat, 16 Mar 2019 01:06:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=XgzEfOgCr8vqVuMIo/FFofdpmPOyzi7oCw3Jm8x3KtE=; b=C5zBP7ePwtlYPJqO1Jk5YeMrp4ENlY5Z6BUTygKhVD74gGV2valvOaJcUBGcU9AjM0 /oE7r79Kq8bZ3mo7BrmlHDwEr3gQflh3zhwexu51xOQNFJulJbEgp4KQ/Kp1Ep5LaGWw vht+JsOWRDXzKV190ypLU3pNaBW/zMGJfR3x5cDPxcdtr3sw081/uEc81Ntk1xs6Gjda vw3usQBhq/cbWaxRCU3BQ2IvEpLsrCLDo+dzN5bcr1vbggnrgeMroeOBU+FXdnI0jQf2 SrOyY0bzdKzNFuRkECN/WfxPny6B/dkKMpBcrHXMXNgZaFGVetwsWfH/yWjcildr2DOi +6iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XgzEfOgCr8vqVuMIo/FFofdpmPOyzi7oCw3Jm8x3KtE=; b=uRkUzyIAwb7f3XVBCdQz+fpsk150W81W1s29Gxyihg8s16ZWmq8mG06dVLCjbQmltU 2K+sAYF90vkE1qmNfvzgzTl9vHwk2jwoDJSZK4WdutnssxB8vb3zBAMYDPgDQ30VEU6F HEkFPtJU38wpRg/myf7aplSmiThEo/gd+MkTHwjwgxtqJbUVrskXJAdNIa915oSHolGf p2eMfI/hOX1DwyB6ZpWsTqh67IJW6jiArvBQget/rQ5Zd/NHqnqgdaMvNJWjoQJoIS/2 MkxLGCQH/RMucFUWcmmRsXBjoECyxUViWgP7u9P9eOPAd5nZN2VPQdPXfYpvBuqPVGtY xD6w== X-Gm-Message-State: APjAAAWlPtJQEzS8iely/0KKHvYefLlu+0+Ub68LvpU5Tn2u/6ZjBnsQ m1vA/8FlgwBUG/IViFvDvx4= X-Google-Smtp-Source: APXvYqy/CEmclWXHp+N1rdEw50IJ1fiLXRHH0nrAHL9D+2lKTWPi89qW73qG2DRmIaiWqXRbGrRR0Q== X-Received: by 2002:a63:35ce:: with SMTP id c197mr7430635pga.281.1552723594985; Sat, 16 Mar 2019 01:06:34 -0700 (PDT) Received: from localhost.localdomain ([104.238.181.70]) by smtp.gmail.com with ESMTPSA id y14sm10690975pgs.47.2019.03.16.01.06.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 16 Mar 2019 01:06:34 -0700 (PDT) From: Changbin Du To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: namhyung@kernel.org, Ingo Molnar , Peter Zijlstra , Alexei Starovoitov , rostedt@goodmis.org, Daniel Borkmann , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, Changbin Du Subject: [PATCH 02/16] perf: list: fix memory leak in function is_event_supported Date: Sat, 16 Mar 2019 16:05:42 +0800 Message-Id: <20190316080556.3075-3-changbin.du@gmail.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190316080556.3075-1-changbin.du@gmail.com> References: <20190316080556.3075-1-changbin.du@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Don't forget to put the allocated thread_map. Direct leak of 2048 byte(s) in 64 object(s) allocated from: 6 #0 0x7f606512e370 in __interceptor_realloc (/usr/lib/x86_64-linux-gnu/libasan.so.5+0xee370) 7 #1 0x556b0f1d7ddd in thread_map__realloc util/thread_map.c:43 8 #2 0x556b0f1d84c7 in thread_map__new_by_tid util/thread_map.c:85 9 #3 0x556b0f0e045e in is_event_supported util/parse-events.c:2250 10 #4 0x556b0f0e1aa1 in print_hwcache_events util/parse-events.c:2382 11 #5 0x556b0f0e3231 in print_events util/parse-events.c:2514 12 #6 0x556b0ee0a66e in cmd_list /home/changbin/work/linux/tools/perf/builtin-list.c:58 13 #7 0x556b0f01e0ae in run_builtin /home/changbin/work/linux/tools/perf/perf.c:302 14 #8 0x556b0f01e859 in handle_internal_command /home/changbin/work/linux/tools/perf/perf.c:354 15 #9 0x556b0f01edc8 in run_argv /home/changbin/work/linux/tools/perf/perf.c:398 16 #10 0x556b0f01f71f in main /home/changbin/work/linux/tools/perf/perf.c:520 17 #11 0x7f6062ccf09a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2409a) Signed-off-by: Changbin Du --- tools/perf/util/parse-events.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 4dcc01b2532c..2e9035c4c252 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -2271,6 +2271,7 @@ static bool is_event_supported(u8 type, unsigned config) perf_evsel__delete(evsel); } + thread_map__put(tmap); return ret; } -- 2.19.1