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Date: Wed, 27 Jul 2016 10:00:43 +0800 From: kernel test robot <xiaolong.ye@...el.com> To: Christoph Hellwig <hch@....de> Cc: Dave Chinner <david@...morbit.com>, Dave Chinner <dchinner@...hat.com>, LKML <linux-kernel@...r.kernel.org>, Stephen Rothwell <sfr@...b.auug.org.au>, lkp@...org Subject: [lkp] [xfs] bbc5a740c4: xfstests.generic.095.fail FYI, we noticed the following commit: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit bbc5a740c4f27a9732a3a3decf3186b4bce21108 ("xfs: split xfs_file_read_iter into buffered and direct I/O helpers") in testcase: xfstests with following parameters: disk: 4HDD fs: xfs test:generic-mid1 on test machine: 4 threads Sandy Bridge with 6G memory caused below changes: +------------------------------------------------------+------------+------------+ | | cf810712cc | bbc5a740c4 | +------------------------------------------------------+------------+------------+ | boot_successes | 4 | 4 | | boot_failures | 11 | 11 | | WARNING:at_fs/xfs/xfs_file.c:#xfs_file_dio_aio_write | 11 | 11 | | WARNING:at_fs/xfs/xfs_file.c:#xfs_file_read_iter | 11 | | | backtrace:vfs_read+0x | 3 | | | backtrace:SyS_read+0x | 3 | | | backtrace:vfs_write+0x | 3 | | | backtrace:SyS_pwrite64+0x | 3 | | | WARNING:at_fs/xfs/xfs_file.c:#xfs_file_dio_aio_read | 0 | 11 | +------------------------------------------------------+------------+------------+ [ 363.009399] generic/095 [failed, exit status 1] - output mismatch (see /lkp/benchmarks/xfstests/results//generic/095.out.bad) [ 363.024065] --- tests/generic/095.out 2015-12-18 15:28:50.000000000 +0800 [ 363.033367] +++ /lkp/benchmarks/xfstests/results//generic/095.out.bad 2016-07-26 21:09:02.885381263 +0800 [ 363.044620] @@ -1,2 +1,3 @@ [ 363.049140] QA output created by 095 [ 363.054448] Silence is golden [ 363.059705] +_check_dmesg: something found in dmesg (see /lkp/benchmarks/xfstests/results//generic/095.dmesg) [ 363.071073] ... [ 363.075159] (Run 'diff -u tests/generic/095.out /lkp/benchmarks/xfstests/results//generic/095.out.bad' to see the entire diff) To reproduce: git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Xiaolong View attachment "config-4.7.0-rc1-00004-gbbc5a74" of type "text/plain" (150868 bytes) Download attachment "dmesg.xz" of type "application/octet-stream" (20576 bytes) View attachment "job.yaml" of type "text/plain" (3910 bytes) View attachment "reproduce" of type "text/plain" (1089 bytes)
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