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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 696FBC43458 for ; Fri, 10 Jul 2026 15:38:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:Message-ID: In-Reply-To:Subject:cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ascLeStHYyYBDMEu+ft+ihJeo74rMw50XwIkXAHJm40=; b=o+Q8Y6b83lgcoJ FWV1TtKdVR7sCPNMWf5EkEzP1vh+wdb3xjmBOmXynjjg+bcfmmsOVY6rtRf/XnlGTMz7RrPgLOpGD g2kWv/oaUSg2AnJTItGCtLtwXcePGkxX8wWl9ECjcwT0ireRNINrnBkDaZCcBcmHyyhmNe58RfZOj fJg9tvFi3fnngHnGZxZN6oLBKXRGn2B19zNtYuIYo9RCDsO+AO1S3I5rJVL7vvgIRIjbQjPQHzQVo C3jU07kboO5gyA6gRJa1OK+NlCetNsWRQi/bq9jslPU3RjqiKiYLjXsypRFxUdmURdTc5e7kR8GIj IYD/JQgQlAOnQhEy8axQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wiDJ9-00000005Che-2ih0; Fri, 10 Jul 2026 15:38:31 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wiDJ8-00000005ChY-0b3O for linux-riscv@lists.infradead.org; Fri, 10 Jul 2026 15:38:30 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 7E913601D9; Fri, 10 Jul 2026 15:38:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C3F11F000E9; Fri, 10 Jul 2026 15:38:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783697909; bh=iSOEINRoO6HE5NOxott3HWiwrBXL02Ivy5qz/Rs9LVY=; h=Date:From:To:cc:Subject:In-Reply-To:References; b=LvNemzKXlLuF5PyX5QEtUAjG+TXppzsaWgClX8JhswGVZ0r9V25dllYEI2yiwP0Q3 duHRsJdwq8Ls0X0R7DDX1qZ413SQ9TOyqElSWAW2IK7y9kVcQ4bIRu524bQcZ847Oe FRmkWMG0VyShfnX+IbQJJ0Fve0g9yTVG1qG5zNKy9G6kPUFETMJMOr6kOErQRXgyUl icu6JZDOneRTC51oeDROaVvnmiCGsSWJ2P6wfXaPvevBjbg7+xcG0iF7BPV7bJ+9dB Urj+HmLxyPJrWLKIbflz+3fzngu70c2gNAA29PMa4qu011G9EZR4XMwjoXuzUVoha+ mH63FWO1iGyKg== Date: Fri, 10 Jul 2026 09:38:25 -0600 (MDT) From: Paul Walmsley To: Wang Yan cc: shuah@kernel.org, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, geomatsi@gmail.com, andybnac@gmail.com, andrew.jones@oss.qualcomm.com, thecharlesjenkins@gmail.com, linux-kselftest@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] selftests/riscv: ptrace: Fix memory leak of regset_data in vector tests In-Reply-To: <20260710083437.489648-1-wangyan01@kylinos.cn> Message-ID: <5ad27d5d-a396-341b-324d-ff2ca7bae26f@kernel.org> References: <20260710083437.489648-1-wangyan01@kylinos.cn> MIME-Version: 1.0 X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Fri, 10 Jul 2026, Wang Yan wrote: > The regset_data buffer allocated with calloc() in the parent process > of several vector ptrace tests is never freed before returning, > causing memory leaks in: > > - ptrace_v_not_enabled > - ptrace_v_early_debug > - ptrace_v_syscall_clobbering > - v_csr_invalid/ptrace_v_invalid_values > - v_csr_valid/ptrace_v_valid_values > > Add free(regset_data) before kill(pid, SIGKILL) to release the > allocated buffer. > > Signed-off-by: Wang Yan Thanks, queued for v7.2-rc. - Paul _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv