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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03480C43334 for ; Mon, 6 Jun 2022 16:41:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241827AbiFFQlG (ORCPT ); Mon, 6 Jun 2022 12:41:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38640 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241849AbiFFQkx (ORCPT ); Mon, 6 Jun 2022 12:40:53 -0400 Received: from alexa-out-sd-01.qualcomm.com (alexa-out-sd-01.qualcomm.com [199.106.114.38]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CF18414676C for ; Mon, 6 Jun 2022 09:40:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1654533651; x=1686069651; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Z2laPWzOmp4ntvrrhmxZ3vxavO/V5f+orP61EeiYS9Q=; b=AanMGliDVa5HHRRS6XgAoJbcMLG+mrAglVjVmbhnUgqYVqLNzchoWb6f U+1AsTSPon4jJcQ75KItOk+hxW0aXvISEXC1DvBhu2IHY/hwADyOqoRE9 O20vnYZh6XEQR2+ETPvXO7L/Vyvf7mggzhRxOW520/gAqn3S+zNEQKGuh k=; Received: from unknown (HELO ironmsg01-sd.qualcomm.com) ([10.53.140.141]) by alexa-out-sd-01.qualcomm.com with ESMTP; 06 Jun 2022 09:40:50 -0700 X-QCInternal: smtphost Received: from nasanex01c.na.qualcomm.com ([10.47.97.222]) by ironmsg01-sd.qualcomm.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jun 2022 09:40:50 -0700 Received: from nalasex01a.na.qualcomm.com (10.47.209.196) by nasanex01c.na.qualcomm.com (10.47.97.222) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 6 Jun 2022 09:40:50 -0700 Received: from qian (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.22; Mon, 6 Jun 2022 09:40:49 -0700 Date: Mon, 6 Jun 2022 12:40:47 -0400 From: Qian Cai To: Liam Howlett CC: "maple-tree@lists.infradead.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" , Andrew Morton Subject: Re: [PATCH v9 28/69] mm/mmap: reorganize munmap to use maple states Message-ID: References: <20220504002554.654642-1-Liam.Howlett@oracle.com> <20220504011345.662299-1-Liam.Howlett@oracle.com> <20220504011345.662299-13-Liam.Howlett@oracle.com> <20220606161940.fh5edq5nyz4jru2u@revolver> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20220606161940.fh5edq5nyz4jru2u@revolver> X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01a.na.qualcomm.com (10.47.209.196) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 06, 2022 at 04:19:52PM +0000, Liam Howlett wrote: > Does your syscall fuzzer create a reproducer? This looks like arm64 > and says 5.18.0-next-20220603 again. Was this bisected to the patch > above? This was triggered by running the fuzzer over the weekend. $ trinity -C 160 No bisection was done. It was only brought up here because the trace pointed to do_mas_munmap() which was introduced here.