From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============4746863499928140725==" MIME-Version: 1.0 From: Liu Yiding To: lkp@lists.01.org Subject: Re: 07173c3ec2: stderr.fio:pid=#, err=#/file:filesetup.c:#, func=fsync, error=Input/output_error Date: Wed, 26 Jun 2019 09:18:36 +0800 Message-ID: <7812195c-d6e9-8edc-a31c-23db3d9dc4b2@cn.fujitsu.com> In-Reply-To: <20190625104713.GA20120@ming.t460p> List-Id: --===============4746863499928140725== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi, Ming Lei. =E5=9C=A8 2019/6/25 =E4=B8=8B=E5=8D=886:47, Ming Lei =E5=86=99=E9=81=93: > Hi rong.a.chen, > > Thanks for your report! > > On Tue, Jun 25, 2019 at 04:32:48PM +0800, kernel test robot wrote: >> FYI, we noticed the following commit (built with gcc-7): >> >> commit: 07173c3ec276cbb18dc0e0687d37d310e98a1480 ("block: enable multipa= ge bvecs") >> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master >> >> in testcase: fio-basic >> on test machine: 72 threads Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz wi= th 256G memory >> with following parameters: >> >> runtime: 300s >> nr_task: 8t >> disk: 1SSD >> fs: xfs >> rw: randread >> bs: 2M >> ioengine: sync >> test_size: 512g >> >> caused below changes (please refer to attached dmesg/kmsg for entire log= /backtrace): >> >> fio: pid=3D0, err=3D5/file:filesetup.c:190, func=3Dfsync, error=3DInput/= output error >> fio: pid=3D0, err=3D5/file:filesetup.c:190, func=3Dfsync, error=3DInput/= output error > I just tried the fio(randread, bs:2M, sync, nvme, xfs and block device) t= est on > 5.2-rc6 kernel, looks it can't be reproduced. > > For multi-page bvec change, I'd suggest to run test on 5.1 at least, > since there are several follow-up fixes. > > Also the dmesg log seems not intact, looks it only shows booting. > > Please let us know if the issue can be triggered on 5.1 or 5.2. This issue can be triggered on v5.1 and v5,2-rc* (include v5.2-rc6) on v5.2-rc6 run 20 times, 10 times trigger out this issue. > > Thanks, > Ming > _______________________________________________ > LKP mailing list > LKP(a)lists.01.org > https://lists.01.org/mailman/listinfo/lkp > > --===============4746863499928140725==--