Re: kernel BUG at mm/page-writeback.c:2317!

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Hello Josef,
your patch fixed the issue.

Greetings,

Jan

On Tue, Oct 8, 2013 at 4:20 AM, Josef Bacik <jbacik@xxxxxxxxxxxx> wrote:
> On Tue, Oct 08, 2013 at 12:36:11AM +0200, Jan Killius wrote:
>> Hello,
>> I'm hitting similar bug with the patch from Lui Bo.
>> But If I revert: 573aecafca1cf7a974231b759197a1aebcf39c2a,
>> Btrfs: actually limit the size of delalloc range) everything works fine.
>>
>> Here are the 2 backtraces from my machines with 3.12-rc4:
>> http://imgur.com/sVkjGK6,mWUtzMV#0
>> http://imgur.com/sVkjGK6,mWUtzMV#1
>>
>> Sorry for the screenshots but It was the only way to capture the backtraces.
>> I get the bug at the end of a 2GB scp transfer almost everytime.
>
> So I thought about it and I came up with this patch but as I was writing out the
> explanation I realized I was wrong in some of my assumptions.  However I'd still
> like you to give it a whirl and see if it fixes the problem and I'll take a
> fresh look at it tomorrow
>
> http://paste.fedoraproject.org/44986/38119874/
>
> Thanks,
>
> Josef
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