[linux-lvm] [data] Re: Setting up LVM cache causes crash
Elvin Cako
ecako at cogolabs.com
Thu Oct 16 18:31:57 UTC 2014
Hello,
Any update on this issue?
Thanks,
Elvin
On Thu, Sep 25, 2014 at 5:05 PM, Elvin Cako <ecako at cogolabs.com> wrote:
> Jonathan,
>
> Thank you for your help.
> Here is the kernel and lvm info:
>
> Kernel:
>
> Linux 3.10.0-123.6.3.el7.x86_64 #1 SMP Wed Aug 6 21:12:36 UTC 2014 x86_64
> x86_64 x86_64 GNU/Linux
>
>
> LVM:
>
> LVM TOOLS 2.02.105(2)-RHEL7 (2014-03-26)
>
> On Wed, Sep 24, 2014 at 12:45 AM, Brassow Jonathan <jbrassow at redhat.com>
> wrote:
>
>> Elvin,
>>
>> I'll forward this on to the kernel-side development mailing list (
>> dm-devel at redhat.com). I'm sure they will probably want to know what
>> kernel you are using and whether your kernel and LVM packages are
>> up-to-date. I've not seen a bug like this myself, but it looks similar to:
>> - https://bugzilla.redhat.com/1080894
>> - https://bugzilla.redhat.com/1113759
>>
>> brassow
>>
>> On Sep 17, 2014, at 10:59 AM, Elvin Cako wrote:
>>
>> Hello Jonathan,
>>
>> Here is the output of the kernel log:
>>
>> [ 933.985159] device-mapper: cache: Metadata device dm-3 is larger than
>> 33292800 sectors: excess space will not be used.^M
>> [ 934.001112] device-mapper: cache-policy-mq: version 1.2.0 loaded^M
>> [ 937.261742] TECH PREVIEW: DM cache may not be fully supported.^M
>> [ 937.261742] Please review provided documentation for limitations.^M
>> [ 937.275035] bio: create slab <bio-2> at 2^M
>> [ 939.495826] ------------[ cut here ]------------^M
>> [ 939.501134] kernel BUG at
>> drivers/md/persistent-data/dm-btree-spine.c:169!^M
>> [ 939.508552] invalid opcode: 0000 [#1] SMP ^M
>> [ 939.513230] Modules linked in: dm_cache_mq dm_cache()
>> dm_persistent_data dm_bio_prison dm_bufio raid1 ext4 mbcache jbd2 sg
>> ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 xt_conntrack nf_conntrack
>> ip6table_filter ip6_tables iTCO_wdt iTCO_vendor_support coretemp kvm_intel
>> kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel
>> aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr sb_edac
>> edac_core i2c_i801 ixgbe igb lpc_ich mdio ptp mei_me mfd_core pps_core mei
>> ioatdma ntb dca ses enclosure ipmi_devintf wmi shpchp ipmi_si
>> ipmi_msghandler mperf nfsd auth_rpcgss nfs_acl lockd sunrpc xfs libcrc32c
>> sd_mod crc_t10dif crct10dif_common mgag200 syscopyarea sysfillrect
>> sysimgblt i2c_algo_bit drm_kms_helper ttm isci ahci drm libsas libahci
>> libata mpt2sas(OF) i2c_core raid_class scsi_transport_sas dm_mirror
>> dm_region_hash dm_log dm_mod^M
>> [ 939.594520] CPU: 31 PID: 7241 Comm: vgchange Tainted: GF
>> O-------------- T 3.10.0-123.6.3.el7.x86_64 #1^M
>> [ 939.605410] Hardware name: Supermicro SYS-F617R2-RT+/X9DRFR, BIOS 3.0b
>> 04/24/2014^M
>> [ 939.613653] task: ffff883fd0460b60 ti: ffff883fcfe2a000 task.ti:
>> ffff883fcfe2a000^M
>> [ 939.621891] RIP: 0010:[<ffffffffa052e73a>] [<ffffffffa052e73a>]
>> ro_pop+0x2a/0x30 [dm_persistent_data]^M
>> [ 939.631988] RSP: 0018:ffff883fcfe2bb20 EFLAGS: 00010246^M
>> [ 939.638057] RAX: 0000000000000000 RBX: 0000000000000008 RCX:
>> 0000000000000000^M
>> [ 939.645961] RDX: 0000000000000000 RSI: 0000000000000246 RDI:
>> ffff883fcfe2bb80^M
>> [ 939.653867] RBP: ffff883fcfe2bb70 R08: 0000000000000000 R09:
>> 0000000000000000^M
>> [ 939.661774] R10: 0000000000000000 R11: 0000000000000002 R12:
>> 0000000000000008^M
>> [ 939.669687] R13: ffffffffa05277a0 R14: ffff883fcfe2bbd0 R15:
>> ffff883e02f2a000^M
>> [ 939.677596] FS: 00007ff8d7333880(0000) GS:ffff88407fde0000(0000)
>> knlGS:0000000000000000^M
>> [ 939.686477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033^M
>> [ 939.693034] CR2: 00007f0139cfd50a CR3: 0000003fcfb75000 CR4:
>> 00000000000407e0^M
>> [ 939.700986] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
>> 0000000000000000^M
>> [ 939.708930] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7:
>> 0000000000000400^M
>> [ 939.716858] Stack:^M
>> [ 939.719691] ffffffffa052c5a2 00000000000001fd ffff883fcfe2bb80
>> ffff883fcfe2bba0^M
>> [ 939.728009] 000000006c9004a8 0000000000000106 ffffffffa05277a0
>> ffff883fcfe2bbd0^M
>> [ 939.736314] ffff883fd2956800 ffff883fcb86d800 ffff883fcfe2bbc0
>> ffffffffa052d21e^M
>> [ 939.744615] Call Trace:^M
>> [ 939.747897] [<ffffffffa052c5a2>] ? walk_node+0xc2/0x100
>> [dm_persistent_data]^M
>> [ 939.755880] [<ffffffffa05277a0>] ? block_dec+0x160/0x160
>> [dm_persistent_data]^M
>> [ 939.763965] [<ffffffffa052d21e>] dm_btree_walk+0x4e/0x80
>> [dm_persistent_data]^M
>> [ 939.772045] [<ffffffffa0540a30>] ? complete_migration+0x30/0x30
>> [dm_cache]^M
>> [ 939.779854] [<ffffffffa05275dc>] dm_array_walk+0x3c/0x60
>> [dm_persistent_data]^M
>> [ 939.787926] [<ffffffffa0543700>] ?
>> blocks_are_unmapped_or_clean+0xd0/0xd0 [dm_cache]^M
>> [ 939.796622] [<ffffffffa054451f>] dm_cache_load_mappings+0x7f/0xe0
>> [dm_cache]^M
>> [ 939.804642] [<ffffffffa0540a30>] ? complete_migration+0x30/0x30
>> [dm_cache]^M
>> [ 939.812510] [<ffffffff810f0001>] ? kdb_register_repeat+0xe1/0x270^M
>> [ 939.819600] [<ffffffffa0542ef9>] cache_preresume+0xf9/0x1a0
>> [dm_cache]^M
>> [ 939.827137] [<ffffffffa0005ff9>] dm_table_resume_targets+0x49/0xe0
>> [dm_mod]^M
>> [ 939.835103] [<ffffffffa000389c>] dm_resume+0x4c/0xd0 [dm_mod]^M
>> [ 939.841870] [<ffffffffa0008bcb>] dev_suspend+0x12b/0x250 [dm_mod]^M
>> [ 939.848955] [<ffffffffa0008aa0>] ? table_load+0x380/0x380 [dm_mod]^M
>> [ 939.856118] [<ffffffffa00094e5>] ctl_ioctl+0x255/0x500 [dm_mod]^M
>> [ 939.863040] [<ffffffff8123d7c4>] ? SYSC_semtimedop+0x264/0xd10^M
>> [ 939.869844] [<ffffffffa00097a3>] dm_ctl_ioctl+0x13/0x20 [dm_mod]^M
>> [ 939.876845] [<ffffffff811c2c15>] do_vfs_ioctl+0x2e5/0x4c0^M
>> [ 939.883229] [<ffffffff8123c2c9>] ? sem_security+0x9/0x10^M
>> [ 939.889496] [<ffffffff8123a8c9>] ? ipcget+0x149/0x1c0^M
>> [ 939.895492] [<ffffffff811c2e91>] SyS_ioctl+0xa1/0xc0^M
>> [ 939.901395] [<ffffffff815f2799>] system_call_fastpath+0x16/0x1b^M
>> [ 939.908205] Code: 90 66 66 66 66 90 8b 47 08 85 c0 74 1e 83 e8 01 55
>> 89 47 08 48 98 48 8b 74 c7 10 48 8b 07 48 89 e5 48 8b 38 e8 38 d4 ff ff 5d
>> c3 <0f> 0b 0f 1f 40 00 66 66 66 66 90 8b 47 08 85 c0 74 15 83 e8 01 ^M
>> [ 939.930089] RIP [<ffffffffa052e73a>] ro_pop+0x2a/0x30
>> [dm_persistent_data]^M
>> [ 939.937872] RSP <ffff883fcfe2bb20>^M
>>
>>
>> Let me know if there is anything else I can do.
>>
>> On Mon, Sep 8, 2014 at 12:03 PM, Brassow Jonathan <jbrassow at redhat.com>
>> wrote:
>>
>>>
>>> On Sep 3, 2014, at 10:58 AM, Elvin Cako wrote:
>>>
>>> > Hello Jonathan,
>>> >
>>> > Thanks for the reply. In regards to the information you are seeking:
>>> >
>>> > 1) I've attached the output of the verbose vgchange command
>>> >
>>> > 2) By crash, I mean the machine hangs then automatically reboots
>>> itself.
>>> >
>>> > Hope that helps.
>>> >
>>>
>>>
>>> Thanks for providing the verbose output. Everything seems to be going
>>> fine until it just cuts off at the end. Is there anything in the log that
>>> might suggest what is going on from the kernel's perspective?
>>>
>>> brassow
>>>
>>>
>>
>>
>> --
>> Elvin
>>
>>
>>
>
>
> --
> Elvin
>
--
Elvin
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