From: "Jim Schutt" <jaschut@sandia.gov>
To: "Josef Bacik" <josef@redhat.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: kernel BUG at fs/btrfs/extent_io.c:3982!
Date: Tue, 1 May 2012 10:41:29 -0600 [thread overview]
Message-ID: <4FA01239.7080907@sandia.gov> (raw)
In-Reply-To: <20120501160047.GA2050@localhost.localdomain>
On 05/01/2012 10:00 AM, Josef Bacik wrote:
> On Wed, Apr 11, 2012 at 02:24:30PM -0600, Jim Schutt wrote:
>> On 04/11/2012 01:09 PM, Josef Bacik wrote:
>>> On Tue, Apr 10, 2012 at 01:39:14PM -0600, Jim Schutt wrote:
>>>> Hi,
>>>>
>>>> I hit this BUG today.
>>>>
>>>> I'm running 3.3.1 merged with the ceph and btrfs bits for 3.4,
>>>> i.e. 3.3.1 +
>>>> commit bc3f116fec194 "Btrfs: update the checks for mixed block groups with big metadata blocks"
>>>> commit c666601a935b9 "rbd: move snap_rwsem to the device, rename to header_rwsem"
>>>>
>>>> The btrfs filesystem in question is backing a Ceph OSD under
>>>> a heavy write load.
>>>>
>>>> Here's the bug:
>>>>
>>>
>>> Can you give this a whirl and let me know how it goes? If I'm right you should
>>> see a warning pop up in your messages. Thanks,
>>
>> OK, I've got my test running with your patch applied
>> to my previous kernel.
>>
>> Do you expect your warning to only fire when my
>> previous kernel would have BUGged? I ask because I've
>> only seen the BUG once, so it may be a low-probability
>> occurrence.
>>
>> It seems like I should keep testing until I see either
>> your new warning or the BUG, right?
>
> Hey Jim,
>
> I just sent a patch to the list
>
> [PATCH] Btrfs: fix page leak when allocing extent buffers
>
> Could you try that and see if you can reproduce your problem?
Taking it for a spin now...
Thanks -- Jim
> Thanks,
>
> Josef
>
next prev parent reply other threads:[~2012-05-01 16:41 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-10 19:39 kernel BUG at fs/btrfs/extent_io.c:3982! Jim Schutt
2012-04-10 20:24 ` Chris Mason
2012-04-10 20:32 ` Jim Schutt
2012-04-11 19:09 ` Josef Bacik
2012-04-11 20:24 ` Jim Schutt
2012-04-11 20:28 ` Josef Bacik
2012-04-11 21:39 ` Jim Schutt
2012-04-12 0:29 ` Chris Mason
2012-05-01 16:00 ` Josef Bacik
2012-05-01 16:41 ` Jim Schutt [this message]
2012-05-03 14:43 ` Jim Schutt
2012-05-03 14:53 ` Josef Bacik
2012-05-03 15:46 ` [EXTERNAL] " Jim Schutt
2012-05-03 15:53 ` Josef Bacik
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