From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id DD5A645AE1; Tue, 8 Oct 2024 11:37:09 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 79B1D402D8; Tue, 8 Oct 2024 11:37:09 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id 66EC34025C for ; Tue, 8 Oct 2024 11:37:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1728380227; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=4HAF4Qdenbx7GNOud5C7C70pFNktDIBo+cCSC0sNsuo=; b=B3TstIKuJ86vt9mPxx5S4lISw5/7PtPV5FRPzyk2XyqFs5EiyM0LeUpgsxr/IO6Kc9nk9U 7Vg6Ap188JrmEFzEzZ2chiRrtC4S3z2OI18TN+DKbGnBB012Flk3ncsGp02X4vE5bnL2vg dBEuO127AYvlExtrOF2zB3BBM2fm9xc= Received: from mail-lf1-f69.google.com (mail-lf1-f69.google.com [209.85.167.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-688-CdBv42u9OveoP8C0BvMW9w-1; Tue, 08 Oct 2024 05:37:05 -0400 X-MC-Unique: CdBv42u9OveoP8C0BvMW9w-1 Received: by mail-lf1-f69.google.com with SMTP id 2adb3069b0e04-5398f3d3757so4712959e87.1 for ; Tue, 08 Oct 2024 02:37:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728380224; x=1728985024; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=4HAF4Qdenbx7GNOud5C7C70pFNktDIBo+cCSC0sNsuo=; b=k6UpVcmF1HtKIWPQgHacwgXh444ugfFVzShznLk5cI0Z54QplgX3rtJjhT1l9oii2U gV+lC7WAvMTIVxSxXdKjzN2Hptl6zjnJ2y/cLlVh0cUFDg27hYEtxa18JpYMye1blcxD Gkuj+HlFcQQVx1D65nyjJ7q5EPiuQ1ivfizPUofgvc9Uk5r8DXW6QKSiaJ/w/BeQILMy 9DvV9L9oNxy4i/kfa2iQzXTnC2YXlChyNQMGWNwA8DFHFG9TJEOUdFzC1nDjxfgZ9Kx0 LIKhJMImvgpDb3olP5A82HElfD1gPhSHoskRf9nghqT3WHzhmL5RzXji+tWEn7j/Fm/W KZFw== X-Forwarded-Encrypted: i=1; AJvYcCW6vgixFNCUErNc8q6nLfU9zEqGbKaBK9kXXdaYt43mbjNWrrVriue6hFWIkODdl9TpD6U=@dpdk.org X-Gm-Message-State: AOJu0YwJSWin0lY6jUAqGXzNxmjxg/x4S2zEGvUHsqOv8RGzvGU5P6eq Bw6AQ3OiTDY9ZfXdQyWbwX9x4dLfNpE8XMxefqbvqcygfH1BtsV7itYcmVj5bVPsrXsHowbSuTI jihkDAduCGqws3L5DPOb8Di+83aLIkPqcvEjtU7XQpoy6reRTH+uWw3UykZWsIm1ajb9+E88jEF js0ql57d7NaajtWas= X-Received: by 2002:a05:6512:2342:b0:539:8f3c:457c with SMTP id 2adb3069b0e04-539ab9ec72cmr7594886e87.53.1728380224290; Tue, 08 Oct 2024 02:37:04 -0700 (PDT) X-Google-Smtp-Source: AGHT+IHNdTuhmMhqGbEYrHAEzDEScHKI3OlorOKAZjdt3aUV1QP3Z1CQBJmxJBVA4CrdOx14EnBBX/QpBjB/QqGI0zs= X-Received: by 2002:a05:6512:2342:b0:539:8f3c:457c with SMTP id 2adb3069b0e04-539ab9ec72cmr7594870e87.53.1728380223863; Tue, 08 Oct 2024 02:37:03 -0700 (PDT) MIME-Version: 1.0 References: <20240723083419.12435-1-amichon@kalrayinc.com> In-Reply-To: <20240723083419.12435-1-amichon@kalrayinc.com> From: David Marchand Date: Tue, 8 Oct 2024 11:36:52 +0200 Message-ID: Subject: Re: [PATCH] eal/linux: clear asan after allocation and before prefaulting To: Alex Michon Cc: Thomas Monjalon , Anatoly Burakov , dev@dpdk.org X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Thu, Jul 25, 2024 at 9:25=E2=80=AFAM Alex Michon = wrote: > > Prefaulting may generate asan error. I am a bit surprised of this fix. Could you give details on how to reproduce this issue? --=20 David Marchand