generic/247 triggers warnings occasionally
Eryu Guan
eguan at redhat.com
Fri May 29 01:32:14 CDT 2015
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
-------------- next part --------------
[root at 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 at dhcp-66-86-11 ~]# rpm -q xfsprogs
xfsprogs-3.2.1-6.el7.x86_64
[root at dhcp-66-86-11 ~]# grep -c proc /proc/cpuinfo
4
[root at 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 at 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 at 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 at dhcp-66-86-11 ~]# lvs
[root at dhcp-66-86-11 ~]#
-------------- next part --------------
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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