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Wed, 16 Dec 2020 20:55:36 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0BGKp944038651; Wed, 16 Dec 2020 20:55:36 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3020.oracle.com with ESMTP id 35e6esejc0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 16 Dec 2020 20:55:36 +0000 Received: from abhmp0008.oracle.com (abhmp0008.oracle.com [141.146.116.14]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0BGKtWDH005843; Wed, 16 Dec 2020 20:55:33 GMT Received: from [10.159.240.31] (/10.159.240.31) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 16 Dec 2020 12:55:32 -0800 Subject: Re: [RFC PATCH v3 0/9] fsdax: introduce fs query to support reflink To: Shiyang Ruan , linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-nvdimm@lists.01.org, linux-mm@kvack.org Cc: linux-fsdevel@vger.kernel.org, linux-raid@vger.kernel.org, darrick.wong@oracle.com, dan.j.williams@intel.com, david@fromorbit.com, hch@lst.de, song@kernel.org, rgoldwyn@suse.de, qi.fuli@fujitsu.com, y-goto@fujitsu.com References: <20201215121414.253660-1-ruansy.fnst@cn.fujitsu.com> From: Jane Chu Organization: Oracle Corporation Message-ID: <7fc7ba7c-f138-4944-dcc7-ce4b3f097528@oracle.com> Date: Wed, 16 Dec 2020 12:55:30 -0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.5.1 MIME-Version: 1.0 In-Reply-To: <20201215121414.253660-1-ruansy.fnst@cn.fujitsu.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9837 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 mlxscore=0 phishscore=0 bulkscore=0 suspectscore=0 malwarescore=0 mlxlogscore=999 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012160130 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9837 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 mlxlogscore=999 impostorscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 phishscore=0 mlxscore=0 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2012160130 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi, Shiyang, On 12/15/2020 4:14 AM, Shiyang Ruan wrote: > The call trace is like this: > memory_failure() > pgmap->ops->memory_failure() => pmem_pgmap_memory_failure() > gendisk->fops->corrupted_range() => - pmem_corrupted_range() > - md_blk_corrupted_range() > sb->s_ops->currupted_range() => xfs_fs_corrupted_range() > xfs_rmap_query_range() > xfs_currupt_helper() > * corrupted on metadata > try to recover data, call xfs_force_shutdown() > * corrupted on file data > try to recover data, call mf_dax_mapping_kill_procs() > > The fsdax & reflink support for XFS is not contained in this patchset. > > (Rebased on v5.10) So I tried the patchset with pmem error injection, the SIGBUS payload does not look right - ** SIGBUS(7): ** ** si_addr(0x(nil)), si_lsb(0xC), si_code(0x4, BUS_MCEERR_AR) ** I expect the payload looks like ** si_addr(0x7f3672e00000), si_lsb(0x15), si_code(0x4, BUS_MCEERR_AR) ** thanks, -jane