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 EF735C433EF for ; Wed, 4 May 2022 16:30:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353477AbiEDQdk (ORCPT ); Wed, 4 May 2022 12:33:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236487AbiEDQdi (ORCPT ); Wed, 4 May 2022 12:33:38 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id B5F0447044 for ; Wed, 4 May 2022 09:30:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1651681800; 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=9NfP/UR6OPnC+oXgVhupwYcLyZYqW5PBXZPnFnfatuk=; b=ZnUgYYzcykOk6fBzwVCuAtOMKJ1g57xP8heHjIZvHtjJdvLVPV0RQHJN0P5LclpQ6NZSZF 3CtqilZEHP8ReCQeqsi06WCs/GU3sc2VYCHPMpDWHSwyJ/0Z6uqFj0cqRhYcBjUI6V8wXg UmZ4bVNFiWpwHLrZwDT7Y1TVuE9Cw5c= Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-658-S1grIYglPY61RFN8sGndDA-1; Wed, 04 May 2022 12:29:59 -0400 X-MC-Unique: S1grIYglPY61RFN8sGndDA-1 Received: by mail-il1-f198.google.com with SMTP id f18-20020a926a12000000b002be48b02bc6so941102ilc.17 for ; Wed, 04 May 2022 09:29:59 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:organization:mime-version:content-transfer-encoding; bh=9NfP/UR6OPnC+oXgVhupwYcLyZYqW5PBXZPnFnfatuk=; b=UP4zysnKMQrYmdgDzkAaq/k7ZaTZsx4qePlxG+XVyjBxKnIUimZG4LFogxJjXWt3j1 8PEFMNRL+haI7tywgNexU3boxpEUk/NXRzYJPb+L3JXC6e3R89GBo0sN/MgshgGX7Amc FQDGcGUdKSL4vHxbywfYvPPxl4zUuKdmu+w3FaJ9xtJltZ8PjGFB925dEQbOIZLKg+4+ jiCR6Tlqb2TPPicH/MoY2eTY5HJg//f3eejCbfjIYqdzzKgGQuzVAom77Nngqs+q5bCh O2U3oAvbBFalrB12z1oFEEdlSkiF7UFyclxWbg9XhGikkVYNi0a94/tNJ88mDS1RQ46z mQZw== X-Gm-Message-State: AOAM530xZSeO4VAwrjuvHhSN8INH5OPG7/XyUNyV7zQd8yKs/S4CThPM BLOi2aBpvHEqleMaF+nIPFcbYK58dB+BVptwj/6r9rQYlpsDpR7BYanh3TciUVIMzeoARgDkON1 q5FTxAWkk0/kzVfnoaMYytAIu X-Received: by 2002:a05:6638:d0a:b0:328:73fb:b1d1 with SMTP id q10-20020a0566380d0a00b0032873fbb1d1mr9317800jaj.132.1651681798497; Wed, 04 May 2022 09:29:58 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyR6bryE40k5D++tCeFIB0474lSTQMcR229H0fNBSGuVad/VwNuHzUMzmxnfKY82WXLYiKgzQ== X-Received: by 2002:a05:6638:d0a:b0:328:73fb:b1d1 with SMTP id q10-20020a0566380d0a00b0032873fbb1d1mr9317776jaj.132.1651681797984; Wed, 04 May 2022 09:29:57 -0700 (PDT) Received: from redhat.com ([38.15.36.239]) by smtp.gmail.com with ESMTPSA id z9-20020a056638214900b0032b3a781793sm4812788jaj.87.2022.05.04.09.29.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 May 2022 09:29:57 -0700 (PDT) Date: Wed, 4 May 2022 10:29:56 -0600 From: Alex Williamson To: Joerg Roedel Cc: Qian Cai , Kevin Tian , linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, Jason Gunthorpe Subject: Re: [RESEND PATCH v8 00/11] Fix BUG_ON in vfio_iommu_group_notifier() Message-ID: <20220504102956.0f5b5302.alex.williamson@redhat.com> In-Reply-To: References: <20220418005000.897664-1-baolu.lu@linux.intel.com> <20220502161204.GA22@qian> Organization: Red Hat MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 4 May 2022 10:42:07 +0200 Joerg Roedel wrote: > On Mon, May 02, 2022 at 12:12:04PM -0400, Qian Cai wrote: > > Reverting this series fixed an user-after-free while doing SR-IOV. > > > > BUG: KASAN: use-after-free in __lock_acquire > > Hrm, okay. I am going exclude this series from my next branch for now > until this has been sorted out. > > Alex, I suggest you do the same. Done, and thanks for the heads-up. Please try to cc me when the vfio-notifier-fix branch is merged back into your next branch. Thanks, Alex