Hi all, I've seen generic/247 trigger the following warning occasionally, on 4.1.0-rc5 kernel. And I can reproduce it back on 4.0.0 kernel. [60397.806729] run fstests generic/247 at 2015-05-29 13:19:55 [60400.197970] ------------[ cut here ]------------ [60400.199285] WARNING: CPU: 1 PID: 13161 at fs/xfs/xfs_file.c:726 xfs_file_dio_aio_write+0x176/0x2a8 [xfs]() [60400.201783] Modules linked in: loop btrfs xor raid6_pq ppdev parport_pc i2c_piix4 parport i2c_core pcspkr serio_raw acpi_cpufreq xfs sd_mod ata_generic pata_acpi 8139too ata_piix 8139cp libata mii virtio_pci floppy virtio virtio_ring [60400.207266] CPU: 1 PID: 13161 Comm: dd Not tainted 4.1.0-rc5 #61 [60400.208067] Hardware name: Red Hat KVM, BIOS 0.5.1 01/01/2007 [60400.208734] 0000000000000000 00000000726fc8c5 ffff880213f83cf8 ffffffff816d825d [60400.209515] 0000000000000000 0000000000000000 ffff880213f83d38 ffffffff8107deaa [60400.210260] ffffea0007f56140 ffff880213f83e40 ffff8800d661f400 ffff8800d661f728 [60400.211207] Call Trace: [60400.211423] [<ffffffff816d825d>] dump_stack+0x45/0x57 [60400.211860] [<ffffffff8107deaa>] warn_slowpath_common+0x8a/0xc0 [60400.212385] [<ffffffff8107dfda>] warn_slowpath_null+0x1a/0x20 [60400.212909] [<ffffffffa0145f01>] xfs_file_dio_aio_write+0x176/0x2a8 [xfs] [60400.213507] [<ffffffff81342978>] ? __clear_user+0x28/0x50 [60400.213981] [<ffffffffa011291e>] xfs_file_write_iter+0x10e/0x120 [xfs] [60400.214554] [<ffffffff811fd721>] __vfs_write+0xd1/0x110 [60400.215004] [<ffffffff811fddb9>] vfs_write+0xa9/0x1b0 [60400.215454] [<ffffffff8102472c>] ? do_audit_syscall_entry+0x6c/0x70 [60400.215984] [<ffffffff811fec65>] SyS_write+0x55/0xd0 [60400.216431] [<ffffffff816df96e>] system_call_fastpath+0x12/0x71 [60400.216946] ---[ end trace c403c17f7a0c57a7 ]--- [60404.341600] XFS (sda5): Unmounting Filesystem [60404.512757] XFS (sda5): Mounting V4 Filesystem [60404.540546] XFS (sda5): Ending clean mount [60404.609414] XFS (sda5): Unmounting Filesystem fs/xfs/xfs_file.c:723 723 ret = invalidate_inode_pages2_range(VFS_I(ip)->i_mapping, 724 pos >> PAGE_CACHE_SHIFT, 725 end >> PAGE_CACHE_SHIFT); 726 WARN_ON_ONCE(ret); 727 ret = 0; It can be reproduced by running generic/247 in loop(usually within 100 loops), without any special parameters/options. while ./check generic/247; do : ; done Attachments are my xfstests config file and host info requested by http://xfs.org/index.php/XFS_FAQ#Q:_What_information_should_I_include_when_reporting_a_problem.3F Thanks, Eryu
[root@dhcp-66-86-11 ~]# uname -a Linux dhcp-66-86-11.rhts.eng.nay.redhat.com 4.1.0-rc5 #61 SMP Thu May 28 12:28:22 CST 2015 x86_64 x86_64 x86_64 GNU/Linux [root@dhcp-66-86-11 ~]# rpm -q xfsprogs xfsprogs-3.2.1-6.el7.x86_64 [root@dhcp-66-86-11 ~]# grep -c proc /proc/cpuinfo 4 [root@dhcp-66-86-11 ~]# cat /proc/meminfo MemTotal: 7912932 kB MemFree: 7547480 kB MemAvailable: 7599440 kB Buffers: 944 kB Cached: 219292 kB SwapCached: 0 kB Active: 170072 kB Inactive: 106352 kB Active(anon): 56476 kB Inactive(anon): 8384 kB Active(file): 113596 kB Inactive(file): 97968 kB Unevictable: 0 kB Mlocked: 0 kB SwapTotal: 8257532 kB SwapFree: 8257532 kB Dirty: 42556 kB Writeback: 0 kB AnonPages: 56020 kB Mapped: 33008 kB Shmem: 8552 kB Slab: 42520 kB SReclaimable: 18648 kB SUnreclaim: 23872 kB KernelStack: 2336 kB PageTables: 3280 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 12213996 kB Committed_AS: 260636 kB VmallocTotal: 34359738367 kB VmallocUsed: 26336 kB VmallocChunk: 34359623680 kB HardwareCorrupted: 0 kB AnonHugePages: 12288 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB DirectMap4k: 69620 kB DirectMap2M: 8318976 kB [root@dhcp-66-86-11 ~]# cat /proc/mounts proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0 sysfs /sys sysfs rw,seclabel,nosuid,nodev,noexec,relatime 0 0 devtmpfs /dev devtmpfs rw,seclabel,nosuid,size=3943408k,nr_inodes=985852,mode=755 0 0 securityfs /sys/kernel/security securityfs rw,nosuid,nodev,noexec,relatime 0 0 tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev 0 0 devpts /dev/pts devpts rw,seclabel,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0 tmpfs /run tmpfs rw,seclabel,nosuid,nodev,mode=755 0 0 tmpfs /sys/fs/cgroup tmpfs rw,seclabel,nosuid,nodev,noexec,mode=755 0 0 cgroup /sys/fs/cgroup/systemd cgroup rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd 0 0 pstore /sys/fs/pstore pstore rw,seclabel,nosuid,nodev,noexec,relatime 0 0 cgroup /sys/fs/cgroup/cpuset cgroup rw,nosuid,nodev,noexec,relatime,cpuset 0 0 cgroup /sys/fs/cgroup/cpu,cpuacct cgroup rw,nosuid,nodev,noexec,relatime,cpu,cpuacct 0 0 cgroup /sys/fs/cgroup/blkio cgroup rw,nosuid,nodev,noexec,relatime,blkio 0 0 cgroup /sys/fs/cgroup/memory cgroup rw,nosuid,nodev,noexec,relatime,memory 0 0 cgroup /sys/fs/cgroup/devices cgroup rw,nosuid,nodev,noexec,relatime,devices 0 0 cgroup /sys/fs/cgroup/freezer cgroup rw,nosuid,nodev,noexec,relatime,freezer 0 0 cgroup /sys/fs/cgroup/net_cls cgroup rw,nosuid,nodev,noexec,relatime,net_cls 0 0 cgroup /sys/fs/cgroup/perf_event cgroup rw,nosuid,nodev,noexec,relatime,perf_event 0 0 cgroup /sys/fs/cgroup/hugetlb cgroup rw,nosuid,nodev,noexec,relatime,hugetlb 0 0 configfs /sys/kernel/config configfs rw,relatime 0 0 /dev/sda3 / xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 selinuxfs /sys/fs/selinux selinuxfs rw,relatime 0 0 systemd-1 /proc/sys/fs/binfmt_misc autofs rw,relatime,fd=34,pgrp=1,timeout=300,minproto=5,maxproto=5,direct 0 0 debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0 hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0 mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0 /dev/sda1 /boot xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 /dev/sda6 /mnt/testarea/scratch xfs rw,context=system_u:object_r:nfs_t:s0,relatime,attr2,inode64,noquota 0 0 /dev/sda5 /mnt/testarea/test xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 [root@dhcp-66-86-11 ~]# cat /proc/partitions major minor #blocks name 8 0 314572800 sda 8 1 512000 sda1 8 2 8257536 sda2 8 3 52428800 sda3 8 4 1 sda4 8 5 15728640 sda5 8 6 15728640 sda6 8 7 15728640 sda7 8 8 15728640 sda8 8 9 15728640 sda9 8 10 15728640 sda10 8 11 15728640 sda11 8 16 104857600 sdb 8 17 104856576 sdb1 [root@dhcp-66-86-11 ~]# lvs [root@dhcp-66-86-11 ~]#
TEST_DEV=/dev/sda5 TEST_DIR=/mnt/testarea/test # mount point of TEST PARTITION SCRATCH_MNT=/mnt/testarea/scratch # mount point for SCRATCH PARTITION SCRATCH_DEV=/dev/sda6
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