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Date: Fri, 18 Dec 2020 10:44:26 +0800 From: Ruan Shiyang <ruansy.fnst@...fujitsu.com> To: Jane Chu <jane.chu@...cle.com>, <linux-kernel@...r.kernel.org>, <linux-xfs@...r.kernel.org>, <linux-nvdimm@...ts.01.org>, <linux-mm@...ck.org> CC: <linux-fsdevel@...r.kernel.org>, <linux-raid@...r.kernel.org>, <darrick.wong@...cle.com>, <dan.j.williams@...el.com>, <david@...morbit.com>, <hch@....de>, <song@...nel.org>, <rgoldwyn@...e.de>, <qi.fuli@...itsu.com>, <y-goto@...itsu.com> Subject: Re: [RFC PATCH v3 0/9] fsdax: introduce fs query to support reflink On 2020/12/17 上午4:55, Jane Chu wrote: > 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 for testing. I test the SIGBUS by writing a program which calls madvise(... ,MADV_HWPOISON) to inject memory-failure. It just shows that the program is killed by SIGBUS. I cannot get any detail from it. So, could you please show me the right way(test tools) to test it? -- Thanks, Ruan Shiyang. > > thanks, > -jane > > > > > >
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