On Tue, Nov 08, 2016 at 09:17:43AM +0800, Qu Wenruo wrote:
>
>
> At 11/08/2016 09:06 AM, Marc MERLIN wrote:
> >On Tue, Nov 08, 2016 at 08:43:34AM +0800, Qu Wenruo wrote:
> >>That's strange, balance is done completely in kernel space.
> >>
> >>Unless we're calling vfs_* function we won't go through the extra check.
> >>
> >>What's the error reported?
> >
> >See below. Note however that is may be because btrfs received messed up the
> >filesystem first.
>
> If receive can easily screw up the fs, then fsstress can also screw up
> btrfs easily.
>
> So I didn't think that's the case. (Several years ago it's possible)
So now I'm even more confused. I put the array back in my 64bit system and
check --repair comes back clean, but scrub does not. Is that supposed to be
possible?
gargamel:~# btrfs check -p --repair /dev/mapper/crypt_bcache2 2>&1 | tee
/mnt/dshelf1/other/btrfs2
enabling repair mode
Checking filesystem on /dev/mapper/crypt_bcache2
UUID: 6692cf4c-93d9-438c-ac30-5db6381dc4f2
checking extents [.]
Fixed 0 roots.
cache and super generation don't match, space cache will be invalidated
checking fs roots [o]
checking csums
checking root refs
found 14622791987200 bytes used err is 0
total csum bytes: 14200176492
total tree bytes: 78239416320
total fs tree bytes: 59524497408
total extent tree bytes: 3236872192
btree space waste bytes: 10068589919
file data blocks allocated: 18101311373312
referenced 18038641020928
Nov 8 06:55:40 gargamel kernel: [35631.988896] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 513, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988897] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 514, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988899] BTRFS warning (device dm-6):
checksum error at logical 27885961216 on dev /dev/mapper/crypt_bcache2, sector
56578304, root 9461, inode 45837, offset 15459172352, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988900] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 515, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988903] BTRFS warning (device dm-6):
checksum error at logical 27887534080 on dev /dev/mapper/crypt_bcache2, sector
56581376, root 9461, inode 45837, offset 15460745216, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988904] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887009792 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988905] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27886878720 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988906] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 516, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988907] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887837184 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988908] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 517, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988909] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 518, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988910] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27885830144 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988911] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27885961216 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988912] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887534080 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988882] BTRFS warning (device dm-6):
checksum error at logical 27887403008 on dev /dev/mapper/crypt_bcache2, sector
56581120, root 9461, inode 45837, offset 15460614144, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988885] BTRFS warning (device dm-6):
checksum error at logical 27887009792 on dev /dev/mapper/crypt_bcache2, sector
56580352, root 9461, inode 45837, offset 15460220928, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988887] BTRFS warning (device dm-6):
checksum error at logical 27886878720 on dev /dev/mapper/crypt_bcache2, sector
56580096, root 9461, inode 45837, offset 15460089856, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988890] BTRFS warning (device dm-6):
checksum error at logical 27887837184 on dev /dev/mapper/crypt_bcache2, sector
56581968, root 9461, inode 45837, offset 15461048320, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988895] BTRFS warning (device dm-6):
checksum error at logical 27885830144 on dev /dev/mapper/crypt_bcache2, sector
56578048, root 9461, inode 45837, offset 15459041280, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988896] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 513, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988897] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 514, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988899] BTRFS warning (device dm-6):
checksum error at logical 27885961216 on dev /dev/mapper/crypt_bcache2, sector
56578304, root 9461, inode 45837, offset 15459172352, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988900] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 515, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988903] BTRFS warning (device dm-6):
checksum error at logical 27887534080 on dev /dev/mapper/crypt_bcache2, sector
56581376, root 9461, inode 45837, offset 15460745216, length 4096, links 1
(path: system/mlocate/mlocate.db)
Nov 8 06:55:40 gargamel kernel: [35631.988904] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887009792 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988905] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27886878720 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988906] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 516, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988907] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887837184 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988908] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 517, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988909] BTRFS error (device dm-6): bdev
/dev/mapper/crypt_bcache2 errs: wr 0, rd 0, flush 0, corrupt 518, gen 0
Nov 8 06:55:40 gargamel kernel: [35631.988910] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27885830144 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988911] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27885961216 on dev
/dev/mapper/crypt_bcache2
Nov 8 06:55:40 gargamel kernel: [35631.988912] BTRFS error (device dm-6):
unable to fixup (regular) error at logical 27887534080 on dev
/dev/mapper/crypt_bcache2
> >
> >BTRFS info (device dm-0): use zlib compression
> >BTRFS info (device dm-0): disk space caching is enabled
> >BTRFS info (device dm-0): has skinny extents
> >BTRFS info (device dm-0): bdev /dev/mapper/crypt_bcache0 errs: wr 0, rd 0,
> >flush 0, corrupt 512, gen 0
> >BTRFS info (device dm-0): detected SSD devices, enabling SSD mode
> >BTRFS info (device dm-0): continuing balance
> >BTRFS info (device dm-0): The free space cache file (1593999097856) is
> >invalid. skip it
> >
> >BTRFS info (device dm-0): The free space cache file (1671308509184) is
> >invalid. skip it
> >
> >BTRFS info (device dm-0): relocating block group 13835461197824 flags 34
> >------------[ cut here ]------------
> >WARNING: CPU: 0 PID: 22825 at fs/btrfs/disk-io.c:520
> >btree_csum_one_bio.isra.39+0xf7/0x100
>
> Dirty tree block's bytenr doesn't match with page's logical.
> It seems that the tree block is not up-to-date, maybe corrupted.
>
> Seems not related to the 8T limit.
>
> Could you please add pr_info() to print out the 'found_start' and 'start'?
> Also I'm not familiar with this code, the number may has a clue to show
> what's going wrong.
>
> Thanks,
> Qu
>
> >Modules linked in: bcache configs rc_hauppauge ir_kbd_i2c
> >cpufreq_userspace cpufreq_powersave cpufreq_conservative autofs4
> >snd_hda_codec_hdmi joydev snd_hda_codec_realtek snd_hda_codec_generic
> >tuner_simple tuner_types tda9887 snd_hda_intel snd_hda_codec snd_hda_core
> >snd_hwdep tda8290 coretemp snd_pcm_oss snd_mixer_oss tuner snd_pcm msp3400
> >snd_seq_midi snd_seq_midi_event firewire_sbp2 saa7127 snd_rawmidi
> >hwmon_vid dm_crypt dm_mod saa7115 snd_seq bttv hid_generic snd_seq_device
> >snd_timer ehci_pci ivtv tea575x videobuf_dma_sg rc_core videobuf_core
> >input_leds tveeprom cx2341x v4l2_common ehci_hcd videodev media
> >acpi_cpufreq tpm_tis tpm_tis_core gpio_ich snd soundcore tpm psmouse
> >lpc_ich evdev asus_atk0110 serio_raw lp parport raid456 async_raid6_recov
> >async_pq async_xor async_memcpy async_tx multipath usbhid hid sr_mod cdrom
> >sg firewire_ohci firewire_core floppy crc_itu_t i915 atl1 fjes mii
> >uhci_hcd usbcore usb_common
> >CPU: 0 PID: 22825 Comm: kworker/u9:2 Tainted: G W
> >4.8.5-ia32-20161028 #2
> >Hardware name: System manufacturer P5E-VM HDMI/P5E-VM HDMI, BIOS 0604
> >07/16/2008
> >Workqueue: btrfs-worker-high btrfs_worker_helper
> > 00200286 00200286 d3d81e48 df414827 00000000 dfa12da5 d3d81e78 df05677a
> > df9ed884 00000000 00005929 dfa12da5 00000208 df2cf067 00000208 f7463fa0
> > f401a080 00000000 d3d81e8c df05684a 00000009 00000000 00000000 d3d81eb4
> >Call Trace:
> > [<df414827>] dump_stack+0x58/0x81
> > [<df05677a>] __warn+0xea/0x110
> > [<df2cf067>] ? btree_csum_one_bio.isra.39+0xf7/0x100
> > [<df05684a>] warn_slowpath_null+0x2a/0x30
> > [<df2cf067>] btree_csum_one_bio.isra.39+0xf7/0x100
> > [<df2cf085>] __btree_submit_bio_start+0x15/0x20
> > [<df2cdd10>] run_one_async_start+0x30/0x40
> > [<df31286d>] btrfs_scrubparity_helper+0xcd/0x2d0
> > [<df2cde70>] ? run_one_async_free+0x20/0x20
> > [<df312bbd>] btrfs_worker_helper+0xd/0x10
> > [<df06d05b>] process_one_work+0x10b/0x400
> > [<df06d387>] worker_thread+0x37/0x4b0
> > [<df06d350>] ? process_one_work+0x400/0x400
> > [<df0722db>] kthread+0x9b/0xb0
> > [<df799922>] ret_from_kernel_thread+0xe/0x24
> > [<df072240>] ? kthread_stop+0x100/0x100
> >---[ end trace f461faff989bf258 ]---
> >BTRFS: error (device dm-0) in btrfs_commit_transaction:2232: errno=-5 IO
> >failure (Error while writing out transaction)
> >BTRFS info (device dm-0): forced readonly
> >BTRFS warning (device dm-0): Skipping commit of aborted transaction.
> >------------[ cut here ]------------
> >WARNING: CPU: 0 PID: 22318 at fs/btrfs/transaction.c:1854
> >btrfs_commit_transaction+0x2f5/0xcc0
> >BTRFS: Transaction aborted (error -5)
> >Modules linked in: bcache configs rc_hauppauge ir_kbd_i2c
> >cpufreq_userspace cpufreq_powersave cpufreq_conservative autofs4
> >snd_hda_codec_hdmi joydev snd_hda_codec_realtek snd_hda_codec_generic
> >tuner_simple tuner_types tda9887 snd_hda_intel snd_hda_codec snd_hda_core
> >snd_hwdep tda8290 coretemp snd_pcm_oss snd_mixer_oss tuner snd_pcm msp3400
> >snd_seq_midi snd_seq_midi_event firewire_sbp2 saa7127 snd_rawmidi
> >hwmon_vid dm_crypt dm_mod saa7115 snd_seq bttv hid_generic snd_seq_device
> >snd_timer ehci_pci ivtv tea575x videobuf_dma_sg rc_core videobuf_core
> >input_leds tveeprom cx2341x v4l2_common ehci_hcd videodev media
> >acpi_cpufreq tpm_tis tpm_tis_core gpio_ich snd soundcore tpm psmouse
> >lpc_ich evdev asus_atk0110 serio_raw lp parport raid456 async_raid6_recov
> >async_pq async_xor async_memcpy async_tx multipath usbhid hid sr_mod cdrom
> >sg firewire_ohci firewire_core floppy crc_itu_t i915 atl1 fjes mii
> >uhci_hcd usbcore usb_common
> >CPU: 0 PID: 22318 Comm: btrfs-balance Tainted: G W
> >4.8.5-ia32-20161028 #2
> >Hardware name: System manufacturer P5E-VM HDMI/P5E-VM HDMI, BIOS 0604
> >07/16/2008
> > 00000286 00000286 d74a3ca4 df414827 d74a3ce8 dfa132ab d74a3cd4 df05677a
> > dfa075cc d74a3d04 0000572e dfa132ab 0000073e df2d7de5 0000073e f698dc00
> > e9173e70 fffffffb d74a3cf0 df0567db 00000009 00000000 d74a3ce8 dfa075cc
> >Call Trace:
> > [<df414827>] dump_stack+0x58/0x81
> > [<df05677a>] __warn+0xea/0x110
> > [<df2d7de5>] ? btrfs_commit_transaction+0x2f5/0xcc0
> > [<df0567db>] warn_slowpath_fmt+0x3b/0x40
> > [<df2d7de5>] btrfs_commit_transaction+0x2f5/0xcc0
> > [<df096800>] ? prepare_to_wait_event+0xd0/0xd0
> > [<df33334f>] prepare_to_relocate+0x12f/0x180
> > [<df339a41>] relocate_block_group+0x31/0x790
> > [<df0b1427>] ? vprintk_default+0x37/0x40
> > [<df796ca0>] ? mutex_lock+0x10/0x30
> > [<df2f8f45>] ? btrfs_wait_ordered_roots+0x1d5/0x1f0
> > [<df14eed6>] ? printk+0x17/0x19
> > [<df2a47b2>] ? btrfs_printk+0x102/0x110
> > [<df33a388>] btrfs_relocate_block_group+0x1e8/0x2e0
> > [<df308a9f>] btrfs_relocate_chunk.isra.29+0x3f/0xf0
> > [<df30221f>] ? free_extent_buffer+0x4f/0xa0
> > [<df30a555>] btrfs_balance+0xb05/0x1820
> > [<df0b0afa>] ? console_unlock+0x40a/0x630
> > [<df30b2c1>] balance_kthread+0x51/0x80
> > [<df30b270>] ? btrfs_balance+0x1820/0x1820
> > [<df0722db>] kthread+0x9b/0xb0
> > [<df799922>] ret_from_kernel_thread+0xe/0x24
> > [<df072240>] ? kthread_stop+0x100/0x100
> >---[ end trace f461faff989bf259 ]---
> >BTRFS: error (device dm-0) in cleanup_transaction:1854: errno=-5 IO failure
> >BTRFS info (device dm-0): delayed_refs has NO entry
> >
>
>
>
--
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
.... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/
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