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Message-ID: <ec38dc9b-6e54-7166-402a-fe92c38170d0@prnet.org>
Date:   Thu, 5 Jan 2023 17:49:48 +0100
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Subject: Re: [regression] Bug 216851 - btrfs write time corrupting for log
 tree
To:     Filipe Manana <fdmanana@kernel.org>
Cc:     Qu Wenruo <quwenruo.btrfs@gmx.com>, dsterba@suse.cz,
        Thorsten Leemhuis <regressions@leemhuis.info>,
        linux-btrfs <linux-btrfs@vger.kernel.org>,
        Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>,
        David Sterba <dsterba@suse.com>,
        LKML <linux-kernel@vger.kernel.org>,
        "regressions@lists.linux.dev" <regressions@lists.linux.dev>
References: <ae169fc6-f504-28f0-a098-6fa6a4dfb612@leemhuis.info>
 <20230102154050.GJ11562@twin.jikos.cz>
 <ac2f141b-b03a-6054-8250-d27a5b568027@gmx.com>
 <03ad09d2-0c0e-ed82-509a-9758fbc81f64@prnet.org>
 <CAL3q7H75DScFAnUGHFn9x=ZmnCbd_u3+KsLU6qKOGPeVogOQwg@mail.gmail.com>
 <544a0942-d505-148e-9b65-f5b366a3a0e3@prnet.org>
 <CAL3q7H7b+hrro9weiE2fLFMwvUm0PBjKPqetpQyGHUFqQd8s=w@mail.gmail.com>
Content-Language: en-US
From:   David Arendt <admin@prnet.org>
In-Reply-To: <CAL3q7H7b+hrro9weiE2fLFMwvUm0PBjKPqetpQyGHUFqQd8s=w@mail.gmail.com>
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On 1/5/23 11:22, Filipe Manana wrote:
> On Wed, Jan 4, 2023 at 7:35 PM David Arendt <admin@prnet.org> wrote:
>> On 1/4/23 20:29, Filipe Manana wrote:
>>> On Wed, Jan 4, 2023 at 7:26 PM David Arendt <admin@prnet.org> wrote:
>>>> On 1/3/23 00:38, Qu Wenruo wrote:
>>>>> On 2023/1/2 23:40, David Sterba wrote:
>>>>>> On Tue, Dec 27, 2022 at 03:01:34PM +0100, Thorsten Leemhuis wrote:
>>>>>>> Hi, this is your Linux kernel regression tracker speaking.
>>>>>>>
>>>>>>> I noticed a regression report in bugzilla.kernel.org. As many (most?)
>>>>>>> kernel developer don't keep an eye on it, I decided to forward it by
>>>>>>> mail. Quoting from https://bugzilla.kernel.org/show_bug.cgi?id=216851 :
>>>>>>>
>>>>>>>> I am experiencing btrfs file system errors followed by a switch to
>>>>>>>> readony with kernel 6.1 and 6.1.1. It never happened with kernel
>>>>>>>> versions before.
>>>>>>>>
>>>>>>>> A btrfs scrub and a btrfs check --readonly returned 0 errors.
>>>>>>>>
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS
>>>>>>>> critical (device sda2): corrupt leaf: root=18446744073709551610
>>>>>>>> block=203366612992 slot=73, bad key order, prev (484119 96 1312873)
>>>>>>>> current (484119 96 1312849)
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS info
>>>>>>>> (device sda2): leaf 203366612992 gen 5068802 total ptrs 105 free
>>>>>>>> space 10820 owner 18446744073709551610
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 0
>>>>>>>> key (484119 1 0) itemoff 16123 itemsize 160
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09inode generation 45 size 2250 mode 40700
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 1
>>>>>>>> key (484119 12 484118) itemoff 16097 itemsize 26
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 2
>>>>>>>> key (484119 72 15) itemoff 16089 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 3
>>>>>>>> key (484119 72 20) itemoff 16081 itemsize 8
>>>>>>>> ...
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 82
>>>>>>>> key (484119 96 1312873) itemoff 14665 itemsize 51
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 83
>>>>>>>> key (484119 96 1312877) itemoff 14609 itemsize 56
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 84
>>>>>>>> key (484128 1 0) itemoff 14449 itemsize 160
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09inode generation 45 size 98304 mode 100644
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 85
>>>>>>>> key (484128 108 0) itemoff 14396 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10674830381056 nr 65536
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 65536 ram 65536
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 86
>>>>>>>> key (484129 1 0) itemoff 14236 itemsize 160
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09inode generation 45 size 26214400 mode 100644
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 87
>>>>>>>> key (484129 108 589824) itemoff 14183 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665699962880 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 88
>>>>>>>> key (484129 108 2850816) itemoff 14130 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665848733696 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 89
>>>>>>>> key (484129 108 11042816) itemoff 14077 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10660869349376 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 90
>>>>>>>> key (484129 108 13402112) itemoff 14024 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10660207378432 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 91
>>>>>>>> key (484129 108 19628032) itemoff 13971 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665835618304 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 92
>>>>>>>> key (484129 108 21266432) itemoff 13918 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10661222666240 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 93
>>>>>>>> key (484129 108 22740992) itemoff 13865 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665565814784 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 94
>>>>>>>> key (484129 108 23101440) itemoff 13812 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665836371968 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 95
>>>>>>>> key (484129 108 24084480) itemoff 13759 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665836404736 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 96
>>>>>>>> key (484129 108 24150016) itemoff 13706 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665849159680 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 97
>>>>>>>> key (484129 108 24313856) itemoff 13653 itemsize 53
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data disk bytenr 10665849192448 nr 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09extent data offset 0 nr 32768 ram 32768
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 98
>>>>>>>> key (484147 1 0) itemoff 13493 itemsize 160
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - -
>>>>>>>> \x09\x09inode generation 45 size 886 mode 40755
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 99
>>>>>>>> key (484147 72 4) itemoff 13485 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 100
>>>>>>>> key (484147 72 27) itemoff 13477 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 101
>>>>>>>> key (484147 72 35) itemoff 13469 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 102
>>>>>>>> key (484147 72 40) itemoff 13461 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 103
>>>>>>>> key (484147 72 45) itemoff 13453 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - \x09item 104
>>>>>>>> key (484147 72 52) itemoff 13445 itemsize 8
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS error
>>>>>>>> (device sda2): block=203366612992 write time tree block corruption
>>>>>>>> detected
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS: error
>>>>>>>> (device sda2: state AL) in free_log_tree:3284: errno=-5 IO failure
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS info
>>>>>>>> (device sda2: state EAL): forced readonly
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS
>>>>>>>> warning (device sda2: state EAL): Skipping commit of aborted
>>>>>>>> transaction.
>>>>>>>> 2022-12-26T07:44:45.000000+01:00 server02 kernel - - - BTRFS: error
>>>>>>>> (device sda2: state EAL) in cleanup_transaction:1958: errno=-5 IO
>>>>>>>> failure
>>>>>>>>
>>>>>>>>
>>>>>>>> There are no SSD access errors in the kernel logs. Smart data for
>>>>>>>> the SSD is normal. I also did a 12 hour memtest to rule out bad RAM.
>>>>>>>>
>>>>>>>> The filesystem consists of a single 480GB SATA SSD (Corsair Neutron
>>>>>>>> XTI). The problems occurs only on one machine.
>>>>>>>>
>>>>>>>> The error appears about every few days and seems to be triggered by
>>>>>>>> a cspecially under high cpu utilization combined with some disk IO.
>>>>>>>> CPU temperature never exceeds 60 degrees.
>>>>>>> See the ticket for more details.
>>>>>>>
>>>>>>> For the record, the issue is apparently different from the 6.2-rc
>>>>>>> regression currently discussed, as stated here:
>>>>>>> https://lore.kernel.org/lkml/462e7bd3-d1f2-3718-fde9-77b418e9fd91@gmx.com/
>>>>>>>
>>>>>>>
>>>>>>> BTW, let me use this mail to also add the report to the list of tracked
>>>>>>> regressions to ensure it's doesn't fall through the cracks:
>>>>>>>
>>>>>>> #regzbot introduced: v6.0..v6.1
>>>>>>> https://bugzilla.kernel.org/show_bug.cgi?id=216851
>>>>>>> #regzbot title: btrfs: write time corrupting for log tree in 6.1
>>>>>>> #regzbot ignore-activity
>>>>>> #regzbot fix: 'btrfs: fix false alert on bad tree level check'
>>>>> Oh no, this is a different one, this one is not level mismatch.
>>>>>
>>>>> Thanks,
>>>>> Qu
>>>> Hi,
>>>>
>>>> Here the logging from another crash, this time on kernel 6.1.3, about 1
>>>> hour after boot. Again during high CPU usage combined with lots of io.
>>>>
>>>> [ 1989.025015] BTRFS critical (device sda2): corrupt leaf:
>>>> root=18446744073709551610 block=574078976 slot=70, bad key order, prev
>>>> (484119 96 1328571) current (484119 96 1328553)
>>>> [ 1989.025022] BTRFS info (device sda2): leaf 574078976 gen 5089233
>>>> total ptrs 108 free space 10370 owner 18446744073709551610
>>>> [ 1989.025024]  item 0 key (484119 1 0) itemoff 16123 itemsize 160
>>>> [ 1989.025025]          inode generation 45 size 2198 mode 40700
>>>> [ 1989.025026]  item 1 key (484119 12 484118) itemoff 16097 itemsize 26
>>>> [ 1989.025027]  item 2 key (484119 72 15) itemoff 16089 itemsize 8
>>>> [ 1989.025027]  item 3 key (484119 72 20) itemoff 16081 itemsize 8
>>>>
>>>> ...
>>> Can you please paste the full message?
>>> If an error/warning, don't just paste a section of the message, paste
>>> the full thing.
>>>
>>> I've previously commented on that in the other thread:
>>>
>>> https://lore.kernel.org/linux-btrfs/CAL3q7H6RbPsa9Ff9or6+0d4R5vzVcR=RPxHA0=3A_KeSmf7hcQ@mail.gmail.com/
>>>
>>> Thanks.
>>>
>>>
>>>> [ 1989.025135]  item 105 key (484147 1 0) itemoff 13086 itemsize 160
>>>> [ 1989.025137]          inode generation 45 size 886 mode 40755
>>>> [ 1989.025138]  item 106 key (484147 72 4) itemoff 13078 itemsize 8
>>>> [ 1989.025139]  item 107 key (484147 72 27) itemoff 13070 itemsize 8
>>>> [ 1989.025140] BTRFS error (device sda2): block=574078976 write time
>>>> tree block corruption detected
>>>> [ 1989.053710] BTRFS: error (device sda2: state AL) in
>>>> free_log_tree:3284: errno=-5 IO failure
>>>> [ 1989.053717] BTRFS info (device sda2: state EAL): forced readonly
>>>> [ 1989.055442] BTRFS warning (device sda2: state EAL): Skipping commit
>>>> of aborted transaction.
>>>> [ 1989.055444] BTRFS: error (device sda2: state EAL) in
>>>> cleanup_transaction:1958: errno=-5 IO failure
>>>>
>>>> Thanks in advance,
>>>>
>>>> David Arendt
>>>>
>> Hi,
>>
>> here is the full message:
> Ok, this is intriguing. Same set of keys is added twice to a leaf.
>
> Are you able to apply a debug patch which adds extra logging when the
> issue happens?
> That would be the fastest way to figure where and why the issue is happening.
>
> Thanks.
>
>
>> [ 1989.025015] BTRFS critical (device sda2): corrupt leaf:
>> root=18446744073709551610 block=574078976 slot=70, bad key order, prev
>> (484119 96 1328571) current (484119 96 1328553)
>> [ 1989.025022] BTRFS info (device sda2): leaf 574078976 gen 5089233
>> total ptrs 108 free space 10370 owner 18446744073709551610
>> [ 1989.025024]     item 0 key (484119 1 0) itemoff 16123 itemsize 160
>> [ 1989.025025]         inode generation 45 size 2198 mode 40700
>> [ 1989.025026]     item 1 key (484119 12 484118) itemoff 16097 itemsize 26
>> [ 1989.025027]     item 2 key (484119 72 15) itemoff 16089 itemsize 8
>> [ 1989.025027]     item 3 key (484119 72 20) itemoff 16081 itemsize 8
>> [ 1989.025028]     item 4 key (484119 72 25) itemoff 16073 itemsize 8
>> [ 1989.025029]     item 5 key (484119 72 30) itemoff 16065 itemsize 8
>> [ 1989.025029]     item 6 key (484119 72 32630) itemoff 16057 itemsize 8
>> [ 1989.025030]     item 7 key (484119 72 40332) itemoff 16049 itemsize 8
>> [ 1989.025031]     item 8 key (484119 72 40335) itemoff 16041 itemsize 8
>> [ 1989.025031]     item 9 key (484119 72 93630) itemoff 16033 itemsize 8
>> [ 1989.025032]     item 10 key (484119 72 101741) itemoff 16025 itemsize 8
>> [ 1989.025033]     item 11 key (484119 72 131485) itemoff 16017 itemsize 8
>> [ 1989.025034]     item 12 key (484119 72 183799) itemoff 16009 itemsize 8
>> [ 1989.025034]     item 13 key (484119 72 183801) itemoff 16001 itemsize 8
>> [ 1989.025035]     item 14 key (484119 72 203038) itemoff 15993 itemsize 8
>> [ 1989.025036]     item 15 key (484119 72 254997) itemoff 15985 itemsize 8
>> [ 1989.025036]     item 16 key (484119 72 255172) itemoff 15977 itemsize 8
>> [ 1989.025037]     item 17 key (484119 72 255208) itemoff 15969 itemsize 8
>> [ 1989.025037]     item 18 key (484119 72 256848) itemoff 15961 itemsize 8
>> [ 1989.025038]     item 19 key (484119 72 264839) itemoff 15953 itemsize 8
>> [ 1989.025039]     item 20 key (484119 72 266090) itemoff 15945 itemsize 8
>> [ 1989.025039]     item 21 key (484119 72 266976) itemoff 15937 itemsize 8
>> [ 1989.025040]     item 22 key (484119 72 267056) itemoff 15929 itemsize 8
>> [ 1989.025040]     item 23 key (484119 72 302340) itemoff 15921 itemsize 8
>> [ 1989.025041]     item 24 key (484119 72 513980) itemoff 15913 itemsize 8
>> [ 1989.025042]     item 25 key (484119 72 848319) itemoff 15905 itemsize 8
>> [ 1989.025042]     item 26 key (484119 72 848845) itemoff 15897 itemsize 8
>> [ 1989.025043]     item 27 key (484119 72 938962) itemoff 15889 itemsize 8
>> [ 1989.025044]     item 28 key (484119 72 1001565) itemoff 15881 itemsize 8
>> [ 1989.025044]     item 29 key (484119 72 1217319) itemoff 15873 itemsize 8
>> [ 1989.025045]     item 30 key (484119 72 1217321) itemoff 15865 itemsize 8
>> [ 1989.025046]     item 31 key (484119 72 1268172) itemoff 15857 itemsize 8
>> [ 1989.025046]     item 32 key (484119 72 1298657) itemoff 15849 itemsize 8
>> [ 1989.025047]     item 33 key (484119 72 1299762) itemoff 15841 itemsize 8
>> [ 1989.025048]     item 34 key (484119 72 1322969) itemoff 15833 itemsize 8
>> [ 1989.025048]     item 35 key (484119 72 1326818) itemoff 15825 itemsize 8
>> [ 1989.025049]     item 36 key (484119 72 1327157) itemoff 15817 itemsize 8
>> [ 1989.025050]     item 37 key (484119 72 1327930) itemoff 15809 itemsize 8
>> [ 1989.025050]     item 38 key (484119 72 1327934) itemoff 15801 itemsize 8
>> [ 1989.025051]     item 39 key (484119 72 1328324) itemoff 15793 itemsize 8
>> [ 1989.025052]     item 40 key (484119 72 1328423) itemoff 15785 itemsize 8
>> [ 1989.025052]     item 41 key (484119 72 1328486) itemoff 15777 itemsize 8
>> [ 1989.025053]     item 42 key (484119 72 1328506) itemoff 15769 itemsize 8
>> [ 1989.025054]     item 43 key (484119 72 1328507) itemoff 15761 itemsize 8
>> [ 1989.025054]     item 44 key (484119 72 1328509) itemoff 15753 itemsize 8
>> [ 1989.025055]     item 45 key (484119 72 1328510) itemoff 15745 itemsize 8
>> [ 1989.025055]     item 46 key (484119 72 1328511) itemoff 15737 itemsize 8
>> [ 1989.025056]     item 47 key (484119 72 1328514) itemoff 15729 itemsize 8
>> [ 1989.025057]     item 48 key (484119 72 1328515) itemoff 15721 itemsize 8
>> [ 1989.025057]     item 49 key (484119 72 1328518) itemoff 15713 itemsize 8
>> [ 1989.025058]     item 50 key (484119 72 1328519) itemoff 15705 itemsize 8
>> [ 1989.025059]     item 51 key (484119 72 1328520) itemoff 15697 itemsize 8
>> [ 1989.025059]     item 52 key (484119 72 1328521) itemoff 15689 itemsize 8
>> [ 1989.025060]     item 53 key (484119 72 1328523) itemoff 15681 itemsize 8
>> [ 1989.025060]     item 54 key (484119 72 1328525) itemoff 15673 itemsize 8
>> [ 1989.025061]     item 55 key (484119 72 1328528) itemoff 15665 itemsize 8
>> [ 1989.025062]     item 56 key (484119 72 1328529) itemoff 15657 itemsize 8
>> [ 1989.025062]     item 57 key (484119 72 1328532) itemoff 15649 itemsize 8
>> [ 1989.025063]     item 58 key (484119 72 1328561) itemoff 15641 itemsize 8
>> [ 1989.025063]     item 59 key (484119 72 1328564) itemoff 15633 itemsize 8
>> [ 1989.025064]     item 60 key (484119 72 1328566) itemoff 15625 itemsize 8
>> [ 1989.025065]     item 61 key (484119 72 1328570) itemoff 15617 itemsize 8
>> [ 1989.025065]     item 62 key (484119 96 1328553) itemoff 15566 itemsize 51
>> [ 1989.025066]     item 63 key (484119 96 1328555) itemoff 15523 itemsize 43
>> [ 1989.025067]     item 64 key (484119 96 1328559) itemoff 15489 itemsize 34
>> [ 1989.025067]     item 65 key (484119 96 1328563) itemoff 15441 itemsize 48
>> [ 1989.025068]     item 66 key (484119 96 1328565) itemoff 15388 itemsize 53
>> [ 1989.025069]     item 67 key (484119 96 1328568) itemoff 15341 itemsize 47
>> [ 1989.025069]     item 68 key (484119 96 1328569) itemoff 15292 itemsize 49
>> [ 1989.025070]     item 69 key (484119 96 1328571) itemoff 15254 itemsize 38
>> [ 1989.025071]     item 70 key (484119 96 1328553) itemoff 15203 itemsize 51
>> [ 1989.025071]     item 71 key (484119 96 1328555) itemoff 15160 itemsize 43
>> [ 1989.025072]     item 72 key (484119 96 1328559) itemoff 15126 itemsize 34
>> [ 1989.025073]     item 73 key (484119 96 1328563) itemoff 15078 itemsize 48
>> [ 1989.025073]     item 74 key (484119 96 1328565) itemoff 15025 itemsize 53
>> [ 1989.025074]     item 75 key (484119 96 1328568) itemoff 14978 itemsize 47
>> [ 1989.025074]     item 76 key (484119 96 1328569) itemoff 14929 itemsize 49
>> [ 1989.025076]     item 77 key (484119 96 1328571) itemoff 14891 itemsize 38
>> [ 1989.025077]     item 78 key (484128 1 0) itemoff 14731 itemsize 160
>> [ 1989.025078]         inode generation 45 size 98304 mode 100644
>> [ 1989.025079]     item 79 key (484128 108 0) itemoff 14678 itemsize 53
>> [ 1989.025080]         extent data disk bytenr 10698843275264 nr 65536
>> [ 1989.025081]         extent data offset 0 nr 65536 ram 65536
>> [ 1989.025081]     item 80 key (484129 1 0) itemoff 14518 itemsize 160
>> [ 1989.025082]         inode generation 45 size 26214400 mode 100644
>> [ 1989.025083]     item 81 key (484129 108 589824) itemoff 14465 itemsize 53
>> [ 1989.025084]         extent data disk bytenr 10697670373376 nr 32768
>> [ 1989.025085]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025086]     item 82 key (484129 108 1310720) itemoff 14412
>> itemsize 53
>> [ 1989.025087]         extent data disk bytenr 10697126309888 nr 32768
>> [ 1989.025087]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025088]     item 83 key (484129 108 3670016) itemoff 14359
>> itemsize 53
>> [ 1989.025089]         extent data disk bytenr 10697672445952 nr 32768
>> [ 1989.025090]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025090]     item 84 key (484129 108 10944512) itemoff 14306
>> itemsize 53
>> [ 1989.025091]         extent data disk bytenr 10697673764864 nr 65536
>> [ 1989.025092]         extent data offset 0 nr 65536 ram 65536
>> [ 1989.025093]     item 85 key (484129 108 11304960) itemoff 14253
>> itemsize 53
>> [ 1989.025094]         extent data disk bytenr 10697154973696 nr 32768
>> [ 1989.025095]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025095]     item 86 key (484129 108 11370496) itemoff 14200
>> itemsize 53
>> [ 1989.025096]         extent data disk bytenr 10697160564736 nr 32768
>> [ 1989.025097]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025098]     item 87 key (484129 108 11730944) itemoff 14147
>> itemsize 53
>> [ 1989.025099]         extent data disk bytenr 10697672478720 nr 32768
>> [ 1989.025100]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025100]     item 88 key (484129 108 12156928) itemoff 14094
>> itemsize 53
>> [ 1989.025102]         extent data disk bytenr 10697673052160 nr 32768
>> [ 1989.025102]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025103]     item 89 key (484129 108 12353536) itemoff 14041
>> itemsize 53
>> [ 1989.025104]         extent data disk bytenr 10697160597504 nr 32768
>> [ 1989.025105]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025106]     item 90 key (484129 108 12582912) itemoff 13988
>> itemsize 53
>> [ 1989.025107]         extent data disk bytenr 10697677389824 nr 32768
>> [ 1989.025108]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025108]     item 91 key (484129 108 13139968) itemoff 13935
>> itemsize 53
>> [ 1989.025110]         extent data disk bytenr 10697681383424 nr 65536
>> [ 1989.025110]         extent data offset 0 nr 65536 ram 65536
>> [ 1989.025111]     item 92 key (484129 108 13467648) itemoff 13882
>> itemsize 53
>> [ 1989.025111]         extent data disk bytenr 10697743683584 nr 65536
>> [ 1989.025112]         extent data offset 0 nr 65536 ram 65536
>> [ 1989.025112]     item 93 key (484129 108 13697024) itemoff 13829
>> itemsize 53
>> [ 1989.025113]         extent data disk bytenr 10697160630272 nr 32768
>> [ 1989.025113]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025114]     item 94 key (484129 108 13795328) itemoff 13776
>> itemsize 53
>> [ 1989.025114]         extent data disk bytenr 10697160663040 nr 32768
>> [ 1989.025115]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025115]     item 95 key (484129 108 14090240) itemoff 13723
>> itemsize 53
>> [ 1989.025116]         extent data disk bytenr 10697160695808 nr 32768
>> [ 1989.025116]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025117]     item 96 key (484129 108 14548992) itemoff 13670
>> itemsize 53
>> [ 1989.025117]         extent data disk bytenr 10697677422592 nr 32768
>> [ 1989.025118]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025118]     item 97 key (484129 108 17694720) itemoff 13617
>> itemsize 53
>> [ 1989.025119]         extent data disk bytenr 10697686274048 nr 32768
>> [ 1989.025119]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025120]     item 98 key (484129 108 19726336) itemoff 13564
>> itemsize 53
>> [ 1989.025121]         extent data disk bytenr 10697688305664 nr 32768
>> [ 1989.025121]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025122]     item 99 key (484129 108 20185088) itemoff 13511
>> itemsize 53
>> [ 1989.025122]         extent data disk bytenr 10697690374144 nr 32768
>> [ 1989.025123]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025124]     item 100 key (484129 108 20971520) itemoff 13458
>> itemsize 53
>> [ 1989.025125]         extent data disk bytenr 10697714982912 nr 32768
>> [ 1989.025126]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025126]     item 101 key (484129 108 22151168) itemoff 13405
>> itemsize 53
>> [ 1989.025127]         extent data disk bytenr 10697718345728 nr 32768
>> [ 1989.025128]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025129]     item 102 key (484129 108 23363584) itemoff 13352
>> itemsize 53
>> [ 1989.025129]         extent data disk bytenr 10697768124416 nr 65536
>> [ 1989.025130]         extent data offset 0 nr 65536 ram 65536
>> [ 1989.025131]     item 103 key (484129 108 23461888) itemoff 13299
>> itemsize 53
>> [ 1989.025132]         extent data disk bytenr 10697730711552 nr 32768
>> [ 1989.025133]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025133]     item 104 key (484129 108 23527424) itemoff 13246
>> itemsize 53
>> [ 1989.025134]         extent data disk bytenr 10697164943360 nr 32768
>> [ 1989.025135]         extent data offset 0 nr 32768 ram 32768
>> [ 1989.025135]     item 105 key (484147 1 0) itemoff 13086 itemsize 160
>> [ 1989.025137]         inode generation 45 size 886 mode 40755
>> [ 1989.025138]     item 106 key (484147 72 4) itemoff 13078 itemsize 8
>> [ 1989.025139]     item 107 key (484147 72 27) itemoff 13070 itemsize 8
>> [ 1989.025140] BTRFS error (device sda2): block=574078976 write time
>> tree block corruption detected
>> [ 1989.053710] BTRFS: error (device sda2: state AL) in
>> free_log_tree:3284: errno=-5 IO failure
>> [ 1989.053717] BTRFS info (device sda2: state EAL): forced readonly
>> [ 1989.055442] BTRFS warning (device sda2: state EAL): Skipping commit
>> of aborted transaction.
>> [ 1989.055444] BTRFS: error (device sda2: state EAL) in
>> cleanup_transaction:1958: errno=-5 IO failure
>>
>> Sorry, I didn't notice your message in the other thread.
>>
>> Thanks in advance,
>>
>> David Arendt
>>
Hi,

Yes, if you send me a debug patch, I can apply it. However it might take 
between 1 hour and 2 weeks until the next crash.

Thanks in advance,

David Arendt