From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 28 Oct 2025 08:58:34 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vDebC-00CcC0-0w for lore@lore.pengutronix.de; Tue, 28 Oct 2025 08:58:34 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vDebB-0007zF-OA for lore@pengutronix.de; Tue, 28 Oct 2025 08:58:34 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=boX3zmC97sTGNVqigL0U7/srLu2DRd07Hf93YRH/Yco=; b=Qq/2v9YKIjGR9il6CPAqXy9E9G yHzYsZKw3ufCnbtEmjtbzjuelhxvuyHxtaZ0i+rGaWVuVcrMFKNwOnPNk6lzqpGCqIVJSpTccCWhc UEq38H8M57U8yU8owKAKRp7qrBz3LEPQzkdAlib8xC7XQazI1nIlAHlxB0ldEOXvrWAIFW7agQOgC UIpRJA/v3C8R0XUFOjkmVgAxGlZ142T0cmO5RfblnsvibKinbs20RR65eCe13abc8rf2tIe2byKj7 i5+A9dNXv6T3x3afG9kS9+VIiTXVK0ryvLi6qeLuvtsWz0xeSE8iUS0gCq+eGrSC6+yGrh7EVDJuz sPKF7sRw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDeah-0000000FUTr-0tGf; Tue, 28 Oct 2025 07:58:03 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vDead-0000000FUTA-3hoF for barebox@lists.infradead.org; Tue, 28 Oct 2025 07:58:01 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vDeac-0007tx-2U; Tue, 28 Oct 2025 08:57:58 +0100 Received: from pty.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::c5]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vDeab-005q50-2r; Tue, 28 Oct 2025 08:57:57 +0100 Received: from sha by pty.whiteo.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1vDeab-004zNi-2X; Tue, 28 Oct 2025 08:57:57 +0100 Date: Tue, 28 Oct 2025 08:57:57 +0100 From: Sascha Hauer To: Ahmad Fatoum Cc: barebox@lists.infradead.org Message-ID: References: <20251027074446.2474869-1-a.fatoum@barebox.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251027074446.2474869-1-a.fatoum@barebox.org> X-Sent-From: Pengutronix Hildesheim X-URL: http://www.pengutronix.de/ X-Accept-Language: de,en X-Accept-Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251028_005759_943470_8F536F56 X-CRM114-Status: GOOD ( 18.25 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.1 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] sandbox: add memory leak debugging tooling around LeakSanitizer X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Mon, Oct 27, 2025 at 08:44:45AM +0100, Ahmad Fatoum wrote: > When enabled, this allows calling barebox_memleak_check() or running the > checkleak command to instruct LeakSanitizer to sweep the memory and find > unreferenced allocations. > > LeakSanitizier is also enabled along AddressSanitizer and runs on AMD64 > Linux automatically on exit already. > > +static int do_checkleak(int argc, char *argv[]) > +{ > + unsigned int count; > + int opt; > + > + while((opt = getopt(argc, argv, "l:")) > 0) { > + switch(opt) { > + case 'l': > + if (kstrtouint(optarg, 0, &count)) > + return COMMAND_ERROR; > + (void)malloc(count); > + break; > + default: > + return COMMAND_ERROR_USAGE; > + } > + } > + > + argv += optind; > + argc -= optind; > + > + if (argc) > + return COMMAND_ERROR_USAGE; > + > + memleak_check(); barebox exits in this call. Is this intended? Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |