From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: * X-Spam-ASN: AS3215 2.6.0.0/16 X-Spam-Status: No, score=1.4 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,LIST_MIRROR_RECEIVED,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE shortcircuit=no autolearn=no autolearn_force=no version=3.4.2 Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by dcvr.yhbt.net (Postfix) with ESMTP id E8D991F670 for ; Fri, 18 Feb 2022 21:02:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239591AbiBRVCL (ORCPT ); Fri, 18 Feb 2022 16:02:11 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:52502 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233324AbiBRVCK (ORCPT ); Fri, 18 Feb 2022 16:02:10 -0500 Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B7D0028B610 for ; Fri, 18 Feb 2022 13:01:51 -0800 (PST) Received: by mail-wr1-x42a.google.com with SMTP id m27so4703473wrb.4 for ; Fri, 18 Feb 2022 13:01:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=eWog1JCjsJY/bHFJc53DmXqlBS0wk0Qtp3OPV2zH6iQ=; b=i1AuNzikfoPbBiuzLCSl75m+Gnx5VvdWQIkWQ3jrMvkwIRa0YSvW+vdufwHUA+zNeG zICLtW6/zKzu5oRX8OBMEVucvG7uaVZxBMYbBIBNM9BQC878w5VZtm4DchbXewauFn4J 4GYRKflhd8tANQPDkMtlkFfVfPCuv+ILfuvSv/xCOXobF9I9phMroQJ0F1S1PQvz+M9/ 0+AugvHXThP7bzxEn597PVOvtP8axR444QI6DkSgVwxjsb1Z3UblZ8yoj7ZXWMeOYqi4 K1WL8Na8NuPUNgOpEM+HL1OGGFjpGiZHigiHEKms5Xmhhdo10E9Njx33P0XUmVEX7Mx1 ZowA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=eWog1JCjsJY/bHFJc53DmXqlBS0wk0Qtp3OPV2zH6iQ=; b=zkWtWdNaVL9WfdQKD81G5uzsXIed94gn5GNCvQVWKnudr5hsrn7LhwNzF1g/UPffA4 eEDL6xgKzt2427EQOV0YikqELlr/mFHoXvJOWPYxgjmqtgkmZob6LXJMSltmadtOu6WF H3yRLAwP7uyxTLz9LKOrTWXP7xYhbpoYZd12tsKE7reNNXubkwoCzLaRhVim8kOvD5yx mSdasbkiDg5mQVel7YKmTQbyZfaebJRdNyp6A91I+zwNc3DCCn3VNDmFn6jtdyhxh4D2 Wkd21xg18G5zsvXXxnDMIlbTVaArHXLlC1ufB59tGcyZRvuvXmyOEH3asqwmP2E7AkOk Gurw== X-Gm-Message-State: AOAM531O+c9k53ck436Lj3e4tnRQP+R03kM50+wmDeYUFXAv9Lq/O66o Qbaoisz1rswb3z5QJFLFy2S8FaByM7kp+A== X-Google-Smtp-Source: ABdhPJz9svqW4klQ1i1zYyfSEttKoBTuWNzrndjgOHP/cX4XGrLF4t4rh4enrjzKupgfQTUa3vy7pQ== X-Received: by 2002:a05:6000:3cd:b0:1e5:95c3:35b5 with SMTP id b13-20020a05600003cd00b001e595c335b5mr7433609wrg.14.1645218109799; Fri, 18 Feb 2022 13:01:49 -0800 (PST) Received: from vm.nix.is (vm.nix.is. [2a01:4f8:120:2468::2]) by smtp.gmail.com with ESMTPSA id n15sm14238018wri.33.2022.02.18.13.01.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Feb 2022 13:01:48 -0800 (PST) From: =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= To: git@vger.kernel.org Cc: Junio C Hamano , =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= Subject: [PATCH 0/4] test-lib: improve LSAN + ASAN stack traces Date: Fri, 18 Feb 2022 22:01:41 +0100 Message-Id: X-Mailer: git-send-email 2.35.1.1031.g277d4562d2e MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org This small series provides a much needed UX improvement for SANITIZE=leak stack traces. As noted in 4/4 this makes LSAN around 10% slower, but in some cases the stack traces we show now are useless, so I think it's worth it. This also changes the stack traces to strip the absolute path to the build directory from them. See 3/4 for how much better that looks. This series is a result of a suggestion by Jeff King in [1], when some of these bad stack traces (which for anyone re-reading that, I had the wrong idea about, we just needed fast_unwind_on_malloc=0) were discussed. 1. https://lore.kernel.org/git/YXxh%2FGMuy+sBViVY@coredump.intra.peff.net/ Ævar Arnfjörð Bjarmason (4): test-lib: add XSAN_OPTIONS, inherit [AL]SAN_OPTIONS test-lib: make $GIT_BUILD_DIR an absolute path test-lib: add "strip_path_prefix" to XSAN_OPTIONS test-lib: add "fast_unwind_on_malloc=0" to LSAN_OPTIONS t/test-lib.sh | 26 +++++++++++++++++++++----- 1 file changed, 21 insertions(+), 5 deletions(-) -- 2.35.1.1031.g277d4562d2e