From: Josef Bacik <jbacik@fusionio.com>
To: Jan Killius <tmpnerd@gmail.com>
Cc: <linux-btrfs@vger.kernel.org>
Subject: Re: kernel BUG at mm/page-writeback.c:2317!
Date: Mon, 7 Oct 2013 22:20:05 -0400 [thread overview]
Message-ID: <20131008022005.GC16461@localhost.localdomain> (raw)
In-Reply-To: <CACe732uTQrbVTV_Ov-0U4hLtdx8==2+9uXtzoVxFhteF3rr1ag@mail.gmail.com>
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
next prev parent reply other threads:[~2013-10-08 2:20 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-07 22:36 kernel BUG at mm/page-writeback.c:2317! Jan Killius
2013-10-08 1:51 ` Josef Bacik
2013-10-08 2:20 ` Josef Bacik [this message]
2013-10-08 15:29 ` Jan Killius
-- strict thread matches above, loose matches on Subject: below --
2013-10-02 8:00 Tomasz Chmielewski
2013-10-02 11:46 ` Josef Bacik
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