Data can't be wrote to XFS RIP [<ffffffffa041a99a>] xfs_dir2_sf_get_parent_ino+0xa/0x20

Thu Jul 9 08:20:00 CDT 2015

Hi Brian,

*Operating System Version:*
Linux-2.6.32-504.23.4.el6.x86_64-x86_64-with-centos-6.6-Final

*NODE 1*

https://cloud.swiftstack.com/v1/AUTH_burton/brtnswift/vmcore
https://cloud.swiftstack.com/v1/AUTH_burton/brtnswift/vmcore-dmesg.txt

*NODE 2*

https://cloud.swiftstack.com/v1/AUTH_burton/brtnswift/vmcore_r2obj02
https://cloud.swiftstack.com/v1/AUTH_burton/brtnswift/vmcore-dmesg_r2obj02.txt

Any thoughts would be appreciate

Thanks // Hugo

2015-07-09 20:51 GMT+08:00 Brian Foster <bfoster at redhat.com>:

> On Thu, Jul 09, 2015 at 06:57:55PM +0800, Kuo Hugo wrote:
> > Hi Folks,
> >
> > As the results of 32 disks with xfs_repair -n seems no any error shows
> up.
> > We currently tried to deploy CentOS 6.6 for testing. (The previous kernel
> > panic was came from Ubuntu).
> > The CentOS nodes encountered kernel panic with same daemon but the
> problem
> > may a bit differ.
> >
> >    - It was broken on xfs_dir2_sf_get_parent_ino+0xa/0x20 in Ubuntu.
> >    - Here’s the log in CentOS. It’s broken on
> >    xfs_dir2_sf_getdents+0x2a0/0x3a0
> >
>
> I'd venture to guess it's the same behavior here. The previous kernel
> had a callback for the parent inode number that was called via
> xfs_dir2_sf_getdents(). Taking a look at a 6.6 kernel, it has a static
> inline here instead.
>
> > <1>BUG: unable to handle kernel NULL pointer dereference at
> 0000000000000001
> > <1>IP: [<ffffffffa0362d60>] xfs_dir2_sf_getdents+0x2a0/0x3a0 [xfs]
> > <4>PGD 1072327067 PUD 1072328067 PMD 0
> > <4>Oops: 0000 [#1] SMP
> > <4>last sysfs file:
> >
> /sys/devices/pci0000:80/0000:80:03.2/0000:83:00.0/host10/port-10:1/expander-10:1/port-10:1:16/end_device-10:1:16/target10:0:25/10:0:25:0/block/sdz/queue/rotational
> > <4>CPU 17
> > <4>Modules linked in: xt_conntrack tun xfs exportfs iptable_filter
> > ipt_REDIRECT iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack
> > nf_defrag_ipv4 ip_tables ip_vs ipv6 libcrc32c iTCO_wdt
> > iTCO_vendor_support ses enclosure igb i2c_algo_bit sb_edac edac_core
> > i2c_i801 i2c_core sg shpchp lpc_ich mfd_core ixgbe dca ptp pps_core
> > mdio power_meter acpi_ipmi ipmi_si ipmi_msghandler ext4 jbd2 mbcache
> > sd_mod crc_t10dif mpt3sas scsi_transport_sas raid_class xhci_hcd ahci
> > wmi dm_mirror dm_region_hash dm_log dm_mod [last unloaded:
> > scsi_wait_scan]
> > <4>
> > <4>Pid: 4454, comm: swift-object-se Not tainted
> > 2.6.32-504.23.4.el6.x86_64 #1 Silicon Mechanics Storform
> > R518.v5P/X10DRi-T4+
> > <4>RIP: 0010:[<ffffffffa0362d60>]  [<ffffffffa0362d60>]
> > xfs_dir2_sf_getdents+0x2a0/0x3a0 [xfs]
> > <4>RSP: 0018:ffff880871f6de18  EFLAGS: 00010202
> > <4>RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000000000
> > <4>RDX: 0000000000000001 RSI: 0000000000000000 RDI: 00007faa74006203
> > <4>RBP: ffff880871f6de68 R08: 000000032eb04bc9 R09: 0000000000000004
> > <4>R10: 0000000000008030 R11: 0000000000000246 R12: 0000000000000000
> > <4>R13: 0000000000000002 R14: ffff88106eff7000 R15: ffff8808715b4580
> > <4>FS:  00007faa85425700(0000) GS:ffff880028360000(0000)
> knlGS:0000000000000000
> > <4>CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> > <4>CR2: 0000000000000001 CR3: 0000001072325000 CR4: 00000000001407e0
> > <4>DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> > <4>DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> > <4>Process swift-object-se (pid: 4454, threadinfo ffff880871f6c000,
> > task ffff880860f18ab0)
> > <4>Stack:
> > <4> ffff880871f6de28 ffffffff811a4bb0 ffff880871f6df38 ffff880874749cc0
> > <4><d> 0000000100000103 ffff8802381f8c00 ffff880871f6df38
> ffff8808715b4580
> > <4><d> 0000000000000082 ffff8802381f8d88 ffff880871f6dec8
> ffffffffa035ab31
> > <4>Call Trace:
> > <4> [<ffffffff811a4bb0>] ? filldir+0x0/0xe0
> > <4> [<ffffffffa035ab31>] xfs_readdir+0xe1/0x130 [xfs]
> > <4> [<ffffffff811a4bb0>] ? filldir+0x0/0xe0
> > <4> [<ffffffffa038fe29>] xfs_file_readdir+0x39/0x50 [xfs]
> > <4> [<ffffffff811a4e30>] vfs_readdir+0xc0/0xe0
> > <4> [<ffffffff8119bd86>] ? final_putname+0x26/0x50
> > <4> [<ffffffff811a4fb9>] sys_getdents+0x89/0xf0
> > <4> [<ffffffff8100b0f2>] system_call_fastpath+0x16/0x1b
> > <4>Code: 01 00 00 00 48 c7 c6 38 6b 3a a0 48 8b 7d c0 ff 55 b8 85 c0
> > 0f 85 af 00 00 00 49 8b 37 e9 ec fd ff ff 66 0f 1f 84 00 00 00 00 00
> > <41> 80 7c 24 01 00 0f 84 9c 00 00 00 45 0f b6 44 24 03 41 0f b6
> > <1>RIP  [<ffffffffa0362d60>] xfs_dir2_sf_getdents+0x2a0/0x3a0 [xfs]
> > <4> RSP <ffff880871f6de18>
> > <4>CR2: 0000000000000001
> >
> ...
> >
> > I’ve got the vmcore dump from operator. Does vmcore help for
> > troubleshooting kind issue ?
> >
>
> Hmm, well it couldn't hurt. Is the vmcore based on this 6.6 kernel? Can
> you provide the exact kernel version and post the vmcore somewhere?
>
> Brian
>
> > Thanks // Hugo
> > 
> >
> > 2015-06-18 22:59 GMT+08:00 Eric Sandeen <sandeen at sandeen.net>:
> >
> > > On 6/18/15 9:29 AM, Kuo Hugo wrote:
> > > >>- Have you tried an 'xfs_repair -n' of the affected filesystem? Note
> > > that -n will report problems only and prevent any modification by
> repair.
> > > >
> > > > *We might to to xfs_repair if we can address which disk causes the
> > > issue. *
> > >
> > > If you do, please save the output, and if it finds anything, please
> > > provide the output in this thread.
> > >
> > > Thanks,
> > > -Eric
> > >
>
> > _______________________________________________
> > xfs mailing list
> > xfs at oss.sgi.com
> > http://oss.sgi.com/mailman/listinfo/xfs
>
>
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